diff --git a/.eslintrc b/.eslintrc
index 9530b7666..8385c0b7b 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -24,10 +24,28 @@
                 "ignoredNodes": ["ConditionalExpression"]
             }
         ],
+        "keyword-spacing": ["error"],
         "linebreak-style": ["error", "unix"],
-        "max-len": ["error", 120, 4],
+        "max-len": [
+            "error",
+            {
+                "code": 100,
+                "tabWidth": 4,
+                "ignoreStrings": true,
+                "ignoreRegExpLiterals": true
+            }
+        ],
         "no-trailing-spaces": ["error", { "skipBlankLines": true }],
-        "no-unused-vars": ["error", {"args": "after-used", "varsIgnorePattern": "^_"}],
+        "no-unused-vars": [
+            "error",
+            {
+                "args": "after-used",
+                # Ignore vars starting with an underscore.
+                "varsIgnorePattern": "^_",
+                # Ignore arguments starting with an underscore.
+                "argsIgnorePattern": "^_"
+            }
+        ],
         "no-use-before-define": ["error"],
         "quotes": ["off"], # Blockly uses single quotes except for JSON blobs, which must use double quotes.
         "semi": ["error", "always"],
diff --git a/.gitignore b/.gitignore
index 0dce6535c..642605678 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,5 @@ npm-debug.log
 
 tests/compile/main_compressed.js
 tests/compile/*compiler*.jar
+local_build/*compiler*.jar
+local_build/local_blockly_compressed.js
diff --git a/appengine/storage.js b/appengine/storage.js
index 8141806d5..4132472ae 100644
--- a/appengine/storage.js
+++ b/appengine/storage.js
@@ -70,7 +70,16 @@ BlocklyStorage.restoreBlocks = function(opt_workspace) {
  */
 BlocklyStorage.link = function(opt_workspace) {
   var workspace = opt_workspace || Blockly.getMainWorkspace();
-  var xml = Blockly.Xml.workspaceToDom(workspace);
+  var xml = Blockly.Xml.workspaceToDom(workspace, true);
+  // Remove x/y coordinates from XML if there's only one block stack.
+  // There's no reason to store this, removing it helps with anonymity.
+  if (workspace.getTopBlocks(false).length == 1 && xml.querySelector) {
+    var block = xml.querySelector('block');
+    if (block) {
+      block.removeAttribute('x');
+      block.removeAttribute('y');
+    }
+  }
   var data = Blockly.Xml.domToText(xml);
   BlocklyStorage.makeRequest_('/storage', 'xml', data, workspace);
 };
diff --git a/blockly_accessible_compressed.js b/blockly_accessible_compressed.js
index 135a8e64d..ec0572566 100644
--- a/blockly_accessible_compressed.js
+++ b/blockly_accessible_compressed.js
@@ -2,27 +2,30 @@
 'use strict';
 
 var $jscomp=$jscomp||{};$jscomp.scope={};var COMPILED=!0,goog=goog||{};goog.global=this;goog.isDef=function(a){return void 0!==a};goog.isString=function(a){return"string"==typeof a};goog.isBoolean=function(a){return"boolean"==typeof a};goog.isNumber=function(a){return"number"==typeof a};
-goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
+goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||"undefined"==typeof c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
 goog.define=function(a,b){if(!COMPILED){var c=goog.global.CLOSURE_UNCOMPILED_DEFINES,d=goog.global.CLOSURE_DEFINES;c&&void 0===c.nodeType&&Object.prototype.hasOwnProperty.call(c,a)?b=c[a]:d&&void 0===d.nodeType&&Object.prototype.hasOwnProperty.call(d,a)&&(b=d[a])}goog.exportPath_(a,b)};goog.DEBUG=!1;goog.LOCALE="en";goog.TRUSTED_SITE=!0;goog.STRICT_MODE_COMPATIBLE=!1;goog.DISALLOW_TEST_ONLY_CODE=COMPILED&&!goog.DEBUG;goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING=!1;
-goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide can not be used within a goog.module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
-goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
-if(goog.moduleLoaderState_.moduleName)throw Error("goog.module may only be called once per module.");goog.moduleLoaderState_.moduleName=a;if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a]}};goog.module.get=function(a){return goog.module.getInternal_(a)};
-goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a];if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return null!=goog.moduleLoaderState_};
-goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
+goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide can not be used within a module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
+goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInGoogModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
+if(goog.moduleLoaderState_.moduleName)throw Error("goog.module may only be called once per module.");goog.moduleLoaderState_.moduleName=a;if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a]}};
+goog.module.get=function(a){if(!COMPILED&&a in goog.loadedModules_){if(goog.loadedModules_[a].type!=goog.ModuleType.GOOG)throw Error("Can only goog.module.get for goog.modules.");if(goog.loadedModules_[a].moduleId!=a)throw Error("Cannot goog.module.get by path.");}return goog.module.getInternal_(a)};goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a].exports;if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};
+goog.ModuleType={ES6:"es6",GOOG:"goog"};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return goog.isInGoogModuleLoader_()||goog.isInEs6ModuleLoader_()};goog.isInGoogModuleLoader_=function(){return!!goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.GOOG};goog.isInEs6ModuleLoader_=function(){return!!goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.ES6};goog.getModulePath_=function(){return goog.moduleLoaderState_&&goog.moduleLoaderState_.path};
+goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInGoogModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
 goog.setTestOnly=function(a){if(goog.DISALLOW_TEST_ONLY_CODE)throw a=a||"",Error("Importing test-only code into non-debug environment"+(a?": "+a:"."));};goog.forwardDeclare=function(a){};COMPILED||(goog.isProvided_=function(a){return a in goog.loadedModules_||!goog.implicitNamespaces_[a]&&goog.isDefAndNotNull(goog.getObjectByName(a))},goog.implicitNamespaces_={"goog.module":!0});
-goog.getObjectByName=function(a,b){a=a.split(".");b=b||goog.global;for(var c=0;c<a.length;c++)if(b=b[a[c]],!goog.isDefAndNotNull(b))return null;return b};goog.globalize=function(a,b){b=b||goog.global;for(var c in a)b[c]=a[c]};goog.addDependency=function(a,b,c,d){if(goog.DEPENDENCIES_ENABLED){var e=goog.getLoader_();e&&e.addDependency(a,b,c,d)}};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
-goog.require=function(a){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_&&goog.getLoader_().earlyProcessLoad(a);if(!COMPILED){if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;goog.moduleLoaderState_=null;try{var c=goog.getLoader_();c?c.load(a):goog.logToConsole_("Could not load "+a+" because there is no debug loader.")}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";
-goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;
-goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.DEBUG_LOADER="";goog.hasBadLetScoping=null;goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
-goog.loadModule=function(a){var b=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1};if(goog.isFunction(a))var c=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),c=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var d=goog.moduleLoaderState_.moduleName;if(goog.isString(d)&&d)goog.moduleLoaderState_.declareLegacyNamespace?goog.constructNamespace_(d,c):goog.SEAL_MODULE_EXPORTS&&
-Object.seal&&"object"==typeof c&&null!=c&&Object.seal(c),goog.loadedModules_[d]=c;else throw Error('Invalid module name "'+d+'"');}finally{goog.moduleLoaderState_=b}};goog.loadModuleFromSource_=function(a){eval(a);return{}};goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};
-goog.loadFileSync_=function(a){if(goog.global.CLOSURE_LOAD_FILE_SYNC)return goog.global.CLOSURE_LOAD_FILE_SYNC(a);try{var b=new goog.global.XMLHttpRequest;b.open("get",a,!1);b.send();return 0==b.status||200==b.status?b.responseText:null}catch(c){return null}};
+goog.getObjectByName=function(a,b){a=a.split(".");b=b||goog.global;for(var c=0;c<a.length;c++)if(b=b[a[c]],!goog.isDefAndNotNull(b))return null;return b};goog.globalize=function(a,b){b=b||goog.global;for(var c in a)b[c]=a[c]};goog.addDependency=function(a,b,c,d){!COMPILED&&goog.DEPENDENCIES_ENABLED&&goog.debugLoader_.addDependency(a,b,c,d)};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
+goog.isPath_=function(a){return 0==a.indexOf("./")||0==a.indexOf("../")};
+goog.require=function(a){if(goog.isPath_(a))if(goog.isInGoogModuleLoader_()){if(!goog.getModulePath_())throw Error("Current module has no path information. Was it loaded via goog.loadModule without a path argument?");a=goog.normalizePath_(goog.getModulePath_()+"/../"+a)}else throw Error("Cannot require by path outside of goog.modules.");if(!COMPILED){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_.requested(a);if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;
+goog.moduleLoaderState_=null;try{goog.debugLoader_.load_(a)}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];
+goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.hasBadLetScoping=null;goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};
+goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
+goog.loadModule=function(a,b){var c=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1,type:goog.ModuleType.GOOG,path:b};if(goog.isFunction(a))var d=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),d=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var e=goog.moduleLoaderState_.moduleName;if(goog.isString(e)&&e){goog.moduleLoaderState_.declareLegacyNamespace?
+goog.constructNamespace_(e,d):goog.SEAL_MODULE_EXPORTS&&Object.seal&&"object"==typeof d&&null!=d&&Object.seal(d);var f={exports:d,type:goog.ModuleType.GOOG,moduleId:goog.moduleLoaderState_.moduleName};goog.loadedModules_[e]=f;b&&(goog.loadedModules_[b]=f)}else throw Error('Invalid module name "'+e+'"');}finally{goog.moduleLoaderState_=c}};goog.loadModuleFromSource_=function(a){eval(a);return{}};
+goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};goog.loadFileSync_=function(a){if(goog.global.CLOSURE_LOAD_FILE_SYNC)return goog.global.CLOSURE_LOAD_FILE_SYNC(a);try{var b=new goog.global.XMLHttpRequest;b.open("get",a,!1);b.send();return 0==b.status||200==b.status?b.responseText:null}catch(c){return null}};
 goog.transpile_=function(a,b){var c=goog.global.$jscomp;c||(goog.global.$jscomp=c={});var d=c.transpile;if(!d){var e=goog.basePath+goog.TRANSPILER,f=goog.loadFileSync_(e);if(f){(function(){eval(f+"\n//# sourceURL="+e)}).call(goog.global);if(goog.global.$gwtExport&&goog.global.$gwtExport.$jscomp&&!goog.global.$gwtExport.$jscomp.transpile)throw Error('The transpiler did not properly export the "transpile" method. $gwtExport: '+JSON.stringify(goog.global.$gwtExport));goog.global.$jscomp.transpile=goog.global.$gwtExport.$jscomp.transpile;
 c=goog.global.$jscomp;d=c.transpile}}d||(d=c.transpile=function(a,b){goog.logToConsole_(b+" requires transpilation but no transpiler was found.");return a});return d(a,b)};
 goog.typeOf=function(a){var b=typeof a;if("object"==b)if(a){if(a instanceof Array)return"array";if(a instanceof Object)return b;var c=Object.prototype.toString.call(a);if("[object Window]"==c)return"object";if("[object Array]"==c||"number"==typeof a.length&&"undefined"!=typeof a.splice&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("splice"))return"array";if("[object Function]"==c||"undefined"!=typeof a.call&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("call"))return"function"}else return"null";
 else if("function"==b&&"undefined"==typeof a.call)return"object";return b};goog.isNull=function(a){return null===a};goog.isDefAndNotNull=function(a){return null!=a};goog.isArray=function(a){return"array"==goog.typeOf(a)};goog.isArrayLike=function(a){var b=goog.typeOf(a);return"array"==b||"object"==b&&"number"==typeof a.length};goog.isDateLike=function(a){return goog.isObject(a)&&"function"==typeof a.getFullYear};goog.isFunction=function(a){return"function"==goog.typeOf(a)};
 goog.isObject=function(a){var b=typeof a;return"object"==b&&null!=a||"function"==b};goog.getUid=function(a){return a[goog.UID_PROPERTY_]||(a[goog.UID_PROPERTY_]=++goog.uidCounter_)};goog.hasUid=function(a){return!!a[goog.UID_PROPERTY_]};goog.removeUid=function(a){null!==a&&"removeAttribute"in a&&a.removeAttribute(goog.UID_PROPERTY_);try{delete a[goog.UID_PROPERTY_]}catch(b){}};goog.UID_PROPERTY_="closure_uid_"+(1E9*Math.random()>>>0);goog.uidCounter_=0;goog.getHashCode=goog.getUid;
-goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
+goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if("function"===typeof a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
 goog.bindJs_=function(a,b,c){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var c=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(c,d);return a.apply(b,c)}}return function(){return a.apply(b,arguments)}};goog.bind=function(a,b,c){Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf("native code")?goog.bind=goog.bindNative_:goog.bind=goog.bindJs_;return goog.bind.apply(null,arguments)};
 goog.partial=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var b=c.slice();b.push.apply(b,arguments);return a.apply(this,b)}};goog.mixin=function(a,b){for(var c in b)a[c]=b[c]};goog.now=goog.TRUSTED_SITE&&Date.now||function(){return+new Date};
 goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"JavaScript");else if(goog.global.eval){if(null==goog.evalWorksForGlobals_){try{goog.global.eval("var _evalTest_ = 1;")}catch(d){}if("undefined"!=typeof goog.global._evalTest_){try{delete goog.global._evalTest_}catch(d){}goog.evalWorksForGlobals_=!0}else goog.evalWorksForGlobals_=!1}if(goog.evalWorksForGlobals_)goog.global.eval(a);else{var b=goog.global.document,c=b.createElement("SCRIPT");c.type="text/javascript";c.defer=
@@ -30,28 +33,41 @@ goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"
 goog.getCssName=function(a,b){if("."==String(a).charAt(0))throw Error('className passed in goog.getCssName must not start with ".". You passed: '+a);var c=function(a){return goog.cssNameMapping_[a]||a},d=function(a){a=a.split("-");for(var b=[],d=0;d<a.length;d++)b.push(c(a[d]));return b.join("-")};d=goog.cssNameMapping_?"BY_WHOLE"==goog.cssNameMappingStyle_?c:d:function(a){return a};a=b?a+"-"+d(b):d(a);return goog.global.CLOSURE_CSS_NAME_MAP_FN?goog.global.CLOSURE_CSS_NAME_MAP_FN(a):a};
 goog.setCssNameMapping=function(a,b){goog.cssNameMapping_=a;goog.cssNameMappingStyle_=b};!COMPILED&&goog.global.CLOSURE_CSS_NAME_MAPPING&&(goog.cssNameMapping_=goog.global.CLOSURE_CSS_NAME_MAPPING);goog.getMsg=function(a,b){b&&(a=a.replace(/\{\$([^}]+)}/g,function(a,d){return null!=b&&d in b?b[d]:a}));return a};goog.getMsgWithFallback=function(a,b){return a};goog.exportSymbol=function(a,b,c){goog.exportPath_(a,b,c)};goog.exportProperty=function(a,b,c){a[b]=c};
 goog.inherits=function(a,b){function c(){}c.prototype=b.prototype;a.superClass_=b.prototype;a.prototype=new c;a.prototype.constructor=a;a.base=function(a,c,f){for(var d=Array(arguments.length-2),e=2;e<arguments.length;e++)d[e-2]=arguments[e];return b.prototype[c].apply(a,d)}};
-goog.base=function(a,b,c){var d=arguments.callee.caller;if(goog.STRICT_MODE_COMPATIBLE||goog.DEBUG&&!d)throw Error("arguments.caller not defined.  goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");if(d.superClass_){for(var e=Array(arguments.length-1),f=1;f<arguments.length;f++)e[f-1]=arguments[f];return d.superClass_.constructor.apply(a,e)}e=Array(arguments.length-2);for(f=2;f<arguments.length;f++)e[f-2]=arguments[f];f=!1;for(var g=a.constructor;g;g=
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-goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;
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+COMPILED||(goog.global.COMPILED=COMPILED);goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};
+goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;goog.defineClass.createSealingConstructor_=function(a,b){if(!goog.defineClass.SEAL_CLASS_INSTANCES)return a;var c=!goog.defineClass.isUnsealable_(b),d=function(){var b=a.apply(this,arguments)||this;b[goog.UID_PROPERTY_]=b[goog.UID_PROPERTY_];this.constructor===d&&c&&Object.seal instanceof Function&&Object.seal(b);return b};return d};goog.defineClass.isUnsealable_=function(a){return a&&a.prototype&&a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]};
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+goog.tagUnsealableClass=function(a){!COMPILED&&goog.defineClass.SEAL_CLASS_INSTANCES&&(a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]=!0)};goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_="goog_defineClass_legacy_unsealable";
+!COMPILED&&goog.DEPENDENCIES_ENABLED&&(goog.inHtmlDocument_=function(){var a=goog.global.document;return null!=a&&"write"in a},goog.isDocumentLoading_=function(){var a=goog.global.document;return a.attachEvent?"complete"!=a.readyState:"loading"==a.readyState},goog.findBasePath_=function(){if(goog.isDef(goog.global.CLOSURE_BASE_PATH)&&goog.isString(goog.global.CLOSURE_BASE_PATH))goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_()){var a=goog.global.document,b=a.currentScript;
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+goog.global.navigator.userAgent:"";a("es5",function(){return b("[1,].length==1")});a("es6",function(){var a=e.match(/Edge\/(\d+)(\.\d)*/i);return a&&15>Number(a[1])?!1:b('(()=>{"use strict";class X{constructor(){if(new.target!=String)throw 1;this.x=42}}let q=Reflect.construct(X,[],String);if(q.x!=42||!(q instanceof String))throw 1;for(const a of[2,3]){if(a==2)continue;function f(z={a}){let a=0;return z.a}{function f(){return 0;}}return f()==3}})()')});a("es6-impl",function(){return!0});a("es7",function(){return b("2 ** 2 == 4")});
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+b){function c(){d&&(goog.global.setTimeout(d,0),d=null)}var d=b;if(a.length){b=[];for(var e=0;e<a.length;e++){var f=this.getPathFromDeps_(a[e]);if(!f)throw Error("Unregonized namespace: "+a[e]);b.push(this.dependencies_[f])}f=goog.require;var g=0;for(e=0;e<a.length;e++)f(a[e]),b[e].onLoad(function(){++g==a.length&&c()})}else c()},goog.DebugLoader_.prototype.loadClosureDeps=function(){this.depsToLoad_.push(this.factory_.createDependency(goog.normalizePath_(goog.basePath+"deps.js"),"deps.js",[],[],
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+function(){this.paused_&&(this.paused_=!1,this.loadDeps_())},goog.DebugLoader_.prototype.loading_=function(a){this.loadingDeps_.push(a)},goog.DebugLoader_.prototype.loaded_=function(a){for(var b=0;b<this.loadingDeps_.length;b++)if(this.loadingDeps_[b]==a){this.loadingDeps_.splice(b,1);break}for(b=0;b<this.deferredQueue_.length;b++)if(this.deferredQueue_[b]==a.path){this.deferredQueue_.splice(b,1);break}if(this.loadingDeps_.length==this.deferredQueue_.length&&!this.depsToLoad_.length)for(;this.deferredQueue_.length;)this.requested(this.deferredQueue_.shift(),
+!0);a.loaded()},goog.DebugLoader_.prototype.areDepsLoaded_=function(a){for(var b=0;b<a.length;b++){var c=this.getPathFromDeps_(a[b]);if(!c||!(c in this.deferredCallbacks_||goog.isProvided_(a[b])))return!1}return!0},goog.DebugLoader_.prototype.getPathFromDeps_=function(a){return a in this.idToPath_?this.idToPath_[a]:a in this.dependencies_?a:null},goog.DebugLoader_.prototype.defer_=function(a,b){this.deferredCallbacks_[a.path]=b;this.deferredQueue_.push(a.path)},goog.LoadController=function(){},goog.LoadController.prototype.pause=
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+a.loaded():a.pause();else if(goog.inHtmlDocument_()){var b=goog.global.document;if("complete"==b.readyState&&!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING){if(/\bdeps.js$/.test(this.path)){a.loaded();return}throw Error('Cannot write "'+this.path+'" after document load');}if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&goog.isDocumentLoading_()){var c=goog.Dependency.registerCallback_(function(b){goog.DebugLoader_.IS_OLD_IE_&&"complete"!=b.readyState||(goog.Dependency.unregisterCallback_(c),a.loaded())});
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+c=this,d=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(d);c.loadImpl_(a)});b.write('<script type="text/javascript">'+goog.protectScriptTag_('goog.Dependency.callback_("'+d+'");')+"\x3c/script>")}else this.loadImpl_(a)},goog.TransformedDependency.prototype.loadImpl_=function(a){function b(b){if(c.contents_){d&&a.setModuleState(c.path,goog.ModuleType.ES6);try{var e=c.contents_;c.contents_=null;b?goog.globalEval(e):goog.global.document.write('<script type="text/javascript">'+
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+!goog.isDocumentLoading_())}else a.pause()},goog.TransformedDependency.prototype.transform=function(a){},goog.TranspiledDependency=function(a,b,c,d,e,f){goog.TransformedDependency.call(this,a,b,c,d,e);this.transpiler=f},goog.inherits(goog.TranspiledDependency,goog.TransformedDependency),goog.TranspiledDependency.prototype.transform=function(a){return this.transpiler.transpile(a,this.path)},goog.GoogModuleDependency=function(a,b,c,d,e,f,g){goog.TransformedDependency.call(this,a,b,c,d,e);this.needsTranspile_=
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+"\n"},goog.DebugLoader_.IS_OLD_IE_=!(goog.global.atob||!goog.global.document||!goog.global.document.all),goog.DebugLoader_.prototype.addDependency=function(a,b,c,d){b=b||[];a=a.replace(/\\/g,"/");var e=goog.normalizePath_(goog.basePath+a);d&&"boolean"!==typeof d||(d=d?{module:goog.ModuleType.GOOG}:{});c=this.factory_.createDependency(e,a,b,c,d,goog.transpiler_.needsTranspile(d.lang||"es3",d.module));this.dependencies_[e]=c;for(c=0;c<b.length;c++)this.idToPath_[b[c]]=e;this.idToPath_[a]=e},goog.DependencyFactory=
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+goog.loadClosureDeps=function(){goog.debugLoader_.loadClosureDeps()},goog.setDependencyFactory=function(a){goog.debugLoader_.setDependencyFactory(a)},goog.global.CLOSURE_NO_DEPS||goog.debugLoader_.loadClosureDeps(),goog.bootstrap=function(a,b){goog.debugLoader_.bootstrap(a,b)});goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{var b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
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-goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.caseInsensitiveContains(b,a)};
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-goog.labs.userAgent.browser.getIEVersion_=function(a){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])return b[1];b="";var c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];return b};goog.labs.userAgent.engine={};goog.labs.userAgent.engine.isPresto=function(){return goog.labs.userAgent.util.matchUserAgent("Presto")};goog.labs.userAgent.engine.isTrident=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.engine.isEdge=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};
-goog.labs.userAgent.engine.isWebKit=function(){return goog.labs.userAgent.util.matchUserAgentIgnoreCase("WebKit")&&!goog.labs.userAgent.engine.isEdge()};goog.labs.userAgent.engine.isGecko=function(){return goog.labs.userAgent.util.matchUserAgent("Gecko")&&!goog.labs.userAgent.engine.isWebKit()&&!goog.labs.userAgent.engine.isTrident()&&!goog.labs.userAgent.engine.isEdge()};
-goog.labs.userAgent.engine.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent();if(a){a=goog.labs.userAgent.util.extractVersionTuples(a);var b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];a=a[0];var c;if(a&&(c=a[2])&&(c=/Trident\/([^\s;]+)/.exec(c)))return c[1]}return""};
-goog.labs.userAgent.engine.getEngineTuple_=function(a){if(!goog.labs.userAgent.engine.isEdge())return a[1];for(var b=0;b<a.length;b++){var c=a[b];if("Edge"==c[0])return c}};goog.labs.userAgent.engine.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),a)};goog.labs.userAgent.engine.getVersionForKey_=function(a,b){return(a=goog.array.find(a,function(a){return b==a[0]}))&&a[1]||""};goog.labs.userAgent.platform={};goog.labs.userAgent.platform.isAndroid=function(){return goog.labs.userAgent.util.matchUserAgent("Android")};goog.labs.userAgent.platform.isIpod=function(){return goog.labs.userAgent.util.matchUserAgent("iPod")};goog.labs.userAgent.platform.isIphone=function(){return goog.labs.userAgent.util.matchUserAgent("iPhone")&&!goog.labs.userAgent.util.matchUserAgent("iPod")&&!goog.labs.userAgent.util.matchUserAgent("iPad")};goog.labs.userAgent.platform.isIpad=function(){return goog.labs.userAgent.util.matchUserAgent("iPad")};
-goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platform.isIphone()||goog.labs.userAgent.platform.isIpad()||goog.labs.userAgent.platform.isIpod()};goog.labs.userAgent.platform.isMacintosh=function(){return goog.labs.userAgent.util.matchUserAgent("Macintosh")};goog.labs.userAgent.platform.isLinux=function(){return goog.labs.userAgent.util.matchUserAgent("Linux")};goog.labs.userAgent.platform.isWindows=function(){return goog.labs.userAgent.util.matchUserAgent("Windows")};
-goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};goog.labs.userAgent.platform.isChromecast=function(){return goog.labs.userAgent.util.matchUserAgent("CrKey")};
-goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
-b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.objectProperty=function(a,b){return a};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.reflect.cache=function(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
-goog.userAgent.getNavigator=function(){return goog.global.navigator||null};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;
-goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;
-goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigator();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;
-goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();
-goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigator();return!!a&&goog.string.contains(a.appVersion||"","X11")};goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();
-goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();
-goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
-goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a);if(goog.userAgent.OPERA)return/(?:Version)[ \/]?(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};
-goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.reflect.cache(goog.userAgent.isVersionOrHigherCache_,a,function(){return 0<=goog.string.compareVersions(goog.userAgent.VERSION,a)})};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
-goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
+goog.string.editDistance=function(a,b){var c=[],d=[];if(a==b)return 0;if(!a.length||!b.length)return Math.max(a.length,b.length);for(var e=0;e<b.length+1;e++)c[e]=e;for(e=0;e<a.length;e++){d[0]=e+1;for(var f=0;f<b.length;f++)d[f+1]=Math.min(d[f]+1,c[f+1]+1,c[f]+Number(a[e]!=b[f]));for(f=0;f<c.length;f++)c[f]=d[f]}return d[b.length]};goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
 goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
 goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
 goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
@@ -178,11 +158,33 @@ goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,A
 goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};
 goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
 goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var a=b;b=null;a()}}};
-goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
+goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
+goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.caseInsensitiveContains(b,a)};
+goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=/(\w[\w ]+)\/([^\s]+)\s*(?:\((.*?)\))?/g,c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.is=function(a,b){return a===b?0!==a||1/a===1/b:a!==a&&b!==b};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};
+goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};goog.object.getCount=function(a){var b=0,c;for(c in a)b++;return b};goog.object.getAnyKey=function(a){for(var b in a)return b};goog.object.getAnyValue=function(a){for(var b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){var b=[],c=0,d;for(d in a)b[c++]=a[d];return b};
+goog.object.getKeys=function(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b};goog.object.getValueByKeys=function(a,b){var c=goog.isArrayLike(b),d=c?b:arguments;for(c=c?0:1;c<d.length;c++){if(null==a)return;a=a[d[c]]}return a};goog.object.containsKey=function(a,b){return null!==a&&b in a};goog.object.containsValue=function(a,b){for(var c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return d};
+goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.clear=function(a){for(var b in a)delete a[b]};goog.object.remove=function(a,b){var c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return null!==a&&b in a?a[b]:c};
+goog.object.set=function(a,b,c){a[b]=c};goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(var c in a)if(!(c in b)||a[c]!==b[c])return!1;for(c in b)if(!(c in a))return!1;return!0};goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};
+goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(goog.isFunction(a.clone))return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
+goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
+goog.object.create=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);for(var c={},d=0;d<b;d++)c[arguments[d]]=!0;return c};
+goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};
+goog.object.getAllPropertyNames=function(a,b,c){if(!a)return[];if(!Object.getOwnPropertyNames||!Object.getPrototypeOf)return goog.object.getKeys(a);for(var d={};a&&(a!==Object.prototype||b)&&(a!==Function.prototype||c);){for(var e=Object.getOwnPropertyNames(a),f=0;f<e.length;f++)d[e[f]]=!0;a=Object.getPrototypeOf(a)}return goog.object.getKeys(d)};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdge_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchFirefox_=function(){return goog.labs.userAgent.util.matchUserAgent("Firefox")};
+goog.labs.userAgent.browser.matchSafari_=function(){return goog.labs.userAgent.util.matchUserAgent("Safari")&&!(goog.labs.userAgent.browser.matchChrome_()||goog.labs.userAgent.browser.matchCoast_()||goog.labs.userAgent.browser.matchOpera_()||goog.labs.userAgent.browser.matchEdge_()||goog.labs.userAgent.browser.isSilk()||goog.labs.userAgent.util.matchUserAgent("Android"))};goog.labs.userAgent.browser.matchCoast_=function(){return goog.labs.userAgent.util.matchUserAgent("Coast")};
+goog.labs.userAgent.browser.matchIosWebview_=function(){return(goog.labs.userAgent.util.matchUserAgent("iPad")||goog.labs.userAgent.util.matchUserAgent("iPhone"))&&!goog.labs.userAgent.browser.matchSafari_()&&!goog.labs.userAgent.browser.matchChrome_()&&!goog.labs.userAgent.browser.matchCoast_()&&goog.labs.userAgent.util.matchUserAgent("AppleWebKit")};
+goog.labs.userAgent.browser.matchChrome_=function(){return(goog.labs.userAgent.util.matchUserAgent("Chrome")||goog.labs.userAgent.util.matchUserAgent("CriOS"))&&!goog.labs.userAgent.browser.matchEdge_()};goog.labs.userAgent.browser.matchAndroidBrowser_=function(){return goog.labs.userAgent.util.matchUserAgent("Android")&&!(goog.labs.userAgent.browser.isChrome()||goog.labs.userAgent.browser.isFirefox()||goog.labs.userAgent.browser.isOpera()||goog.labs.userAgent.browser.isSilk())};
+goog.labs.userAgent.browser.isOpera=goog.labs.userAgent.browser.matchOpera_;goog.labs.userAgent.browser.isIE=goog.labs.userAgent.browser.matchIE_;goog.labs.userAgent.browser.isEdge=goog.labs.userAgent.browser.matchEdge_;goog.labs.userAgent.browser.isFirefox=goog.labs.userAgent.browser.matchFirefox_;goog.labs.userAgent.browser.isSafari=goog.labs.userAgent.browser.matchSafari_;goog.labs.userAgent.browser.isCoast=goog.labs.userAgent.browser.matchCoast_;goog.labs.userAgent.browser.isIosWebview=goog.labs.userAgent.browser.matchIosWebview_;
+goog.labs.userAgent.browser.isChrome=goog.labs.userAgent.browser.matchChrome_;goog.labs.userAgent.browser.isAndroidBrowser=goog.labs.userAgent.browser.matchAndroidBrowser_;goog.labs.userAgent.browser.isSilk=function(){return goog.labs.userAgent.util.matchUserAgent("Silk")};
+goog.labs.userAgent.browser.getVersion=function(){function a(a){a=goog.array.find(a,d);return c[a]||""}var b=goog.labs.userAgent.util.getUserAgent();if(goog.labs.userAgent.browser.isIE())return goog.labs.userAgent.browser.getIEVersion_(b);b=goog.labs.userAgent.util.extractVersionTuples(b);var c={};goog.array.forEach(b,function(a){c[a[0]]=a[1]});var d=goog.partial(goog.object.containsKey,c);return goog.labs.userAgent.browser.isOpera()?a(["Version","Opera"]):goog.labs.userAgent.browser.isEdge()?a(["Edge"]):
+goog.labs.userAgent.browser.isChrome()?a(["Chrome","CriOS"]):(b=b[2])&&b[1]||""};goog.labs.userAgent.browser.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.browser.getVersion(),a)};
+goog.labs.userAgent.browser.getIEVersion_=function(a){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])return b[1];b="";var c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];return b};goog.labs.userAgent.engine={};goog.labs.userAgent.engine.isPresto=function(){return goog.labs.userAgent.util.matchUserAgent("Presto")};goog.labs.userAgent.engine.isTrident=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.engine.isEdge=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};
+goog.labs.userAgent.engine.isWebKit=function(){return goog.labs.userAgent.util.matchUserAgentIgnoreCase("WebKit")&&!goog.labs.userAgent.engine.isEdge()};goog.labs.userAgent.engine.isGecko=function(){return goog.labs.userAgent.util.matchUserAgent("Gecko")&&!goog.labs.userAgent.engine.isWebKit()&&!goog.labs.userAgent.engine.isTrident()&&!goog.labs.userAgent.engine.isEdge()};
+goog.labs.userAgent.engine.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent();if(a){a=goog.labs.userAgent.util.extractVersionTuples(a);var b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];a=a[0];var c;if(a&&(c=a[2])&&(c=/Trident\/([^\s;]+)/.exec(c)))return c[1]}return""};
+goog.labs.userAgent.engine.getEngineTuple_=function(a){if(!goog.labs.userAgent.engine.isEdge())return a[1];for(var b=0;b<a.length;b++){var c=a[b];if("Edge"==c[0])return c}};goog.labs.userAgent.engine.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),a)};goog.labs.userAgent.engine.getVersionForKey_=function(a,b){return(a=goog.array.find(a,function(a){return b==a[0]}))&&a[1]||""};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
 goog.async.nextTick.useSetImmediate_=function(){return goog.global.Window&&goog.global.Window.prototype&&!goog.labs.userAgent.browser.isEdge()&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?!1:!0};
 goog.async.nextTick.getSetImmediateEmulator_=function(){var a=goog.global.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!goog.labs.userAgent.engine.isPresto()&&(a=function(){var a=document.createElement("IFRAME");a.style.display="none";a.src="";document.documentElement.appendChild(a);var b=a.contentWindow;a=b.document;a.open();a.write("");a.close();var c="callImmediate"+Math.random(),d="file:"==b.location.protocol?"*":b.location.protocol+
 "//"+b.location.host;a=goog.bind(function(a){if(("*"==d||a.origin==d)&&a.data==c)this.port1.onmessage()},this);b.addEventListener("message",a,!1);this.port1={};this.port2={postMessage:function(){b.postMessage(c,d)}}});if("undefined"!==typeof a&&!goog.labs.userAgent.browser.isIE()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(goog.isDef(c.next)){c=c.next;var a=c.cb;c.cb=null;a()}};return function(a){d.next={cb:a};d=d.next;b.port2.postMessage(0)}}return"undefined"!==typeof document&&"onreadystatechange"in
-document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(-1!=String(goog.global.Promise).indexOf("[native code]")){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
+document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(goog.global.Promise&&goog.global.Promise.resolve){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
 goog.async.run.forceNextTick=function(a){goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue);a&&a(goog.async.run.processWorkQueue)}};goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue;goog.DEBUG&&(goog.async.run.resetQueue=function(){goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue});
 goog.async.run.processWorkQueue=function(){for(var a;a=goog.async.run.workQueue_.remove();){try{a.fn.call(a.scope)}catch(b){goog.async.throwException(b)}goog.async.run.workQueue_.returnUnused(a)}goog.async.run.workQueueScheduled_=!1};goog.promise={};goog.promise.Resolver=function(){};goog.Promise=function(a,b){this.state_=goog.Promise.State_.PENDING;this.result_=void 0;this.callbackEntriesTail_=this.callbackEntries_=this.parent_=null;this.executing_=!1;0<goog.Promise.UNHANDLED_REJECTION_DELAY?this.unhandledRejectionId_=0:0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(this.hadUnhandledRejection_=!1);goog.Promise.LONG_STACK_TRACES&&(this.stack_=[],this.addStackTrace_(Error("created")),this.currentStep_=0);if(a!=goog.nullFunction)try{var c=this;a.call(b,function(a){c.resolve_(goog.Promise.State_.FULFILLED,
 a)},function(a){if(goog.DEBUG&&!(a instanceof goog.Promise.CancellationError))try{if(a instanceof Error)throw a;throw Error("Promise rejected.");}catch(e){}c.resolve_(goog.Promise.State_.REJECTED,a)})}catch(d){this.resolve_(goog.Promise.State_.REJECTED,d)}};goog.Promise.LONG_STACK_TRACES=!1;goog.Promise.UNHANDLED_REJECTION_DELAY=0;goog.Promise.State_={PENDING:0,BLOCKED:1,FULFILLED:2,REJECTED:3};
@@ -215,7 +217,21 @@ goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposa
 goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");if(goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&
 this.onDisposeCallbacks_&&0<this.onDisposeCallbacks_.length)throw Error(this+" did not empty its onDisposeCallbacks queue. This probably means it overrode dispose() or disposeInternal() without calling the superclass' method.");delete goog.Disposable.instances_[a]}};goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};
 goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?goog.isDef(b)?a.call(b):a():(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(goog.isDef(b)?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};
-goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,n){d&&d(b,c,h,k,n);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:n});return e}};
+goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.labs.userAgent.platform={};goog.labs.userAgent.platform.isAndroid=function(){return goog.labs.userAgent.util.matchUserAgent("Android")};goog.labs.userAgent.platform.isIpod=function(){return goog.labs.userAgent.util.matchUserAgent("iPod")};goog.labs.userAgent.platform.isIphone=function(){return goog.labs.userAgent.util.matchUserAgent("iPhone")&&!goog.labs.userAgent.util.matchUserAgent("iPod")&&!goog.labs.userAgent.util.matchUserAgent("iPad")};goog.labs.userAgent.platform.isIpad=function(){return goog.labs.userAgent.util.matchUserAgent("iPad")};
+goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platform.isIphone()||goog.labs.userAgent.platform.isIpad()||goog.labs.userAgent.platform.isIpod()};goog.labs.userAgent.platform.isMacintosh=function(){return goog.labs.userAgent.util.matchUserAgent("Macintosh")};goog.labs.userAgent.platform.isLinux=function(){return goog.labs.userAgent.util.matchUserAgent("Linux")};goog.labs.userAgent.platform.isWindows=function(){return goog.labs.userAgent.util.matchUserAgent("Windows")};
+goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};goog.labs.userAgent.platform.isChromecast=function(){return goog.labs.userAgent.util.matchUserAgent("CrKey")};
+goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
+b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.objectProperty=function(a,b){return a};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.reflect.cache=function(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
+goog.userAgent.getNavigatorTyped=function(){return goog.global.navigator||null};goog.userAgent.getNavigator=function(){return goog.userAgent.getNavigatorTyped()};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();
+goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};
+goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigatorTyped();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;
+goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();
+goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigatorTyped();return!!a&&goog.string.contains(a.appVersion||"","X11")};
+goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();
+goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
+goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a);if(goog.userAgent.OPERA)return/(?:Version)[ \/]?(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};
+goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.reflect.cache(goog.userAgent.isVersionOrHigherCache_,a,function(){return 0<=goog.string.compareVersions(goog.userAgent.VERSION,a)})};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
+goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,n){d&&d(b,c,h,k,n);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:n});return e}};
 goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
 goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(a,h){var g=h+"  ";try{if(goog.isDef(a))if(goog.isNull(a))c.push("NULL");else if(goog.isString(a))c.push('"'+a.replace(/\n/g,"\n"+h)+'"');else if(goog.isFunction(a))c.push(String(a).replace(/\n/g,"\n"+h));else if(goog.isObject(a)){goog.hasUid(a)||d.push(a);var n=goog.getUid(a);if(e[n])c.push("*** reference loop detected (id="+n+") ***");else{e[n]=!0;c.push("{");for(var p in a)if(b||!goog.isFunction(a[p]))c.push("\n"),c.push(g),c.push(p+
 " = "),f(a[p],g);c.push("\n"+h+"}");delete e[n]}}else c.push(a);else c.push("undefined")}catch(l){c.push("*** "+l+" ***")}};f(a,"");for(a=0;a<d.length;a++)goog.removeUid(d[a]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
@@ -233,14 +249,14 @@ goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.is
 goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.maxTouchPoints&&!goog.global.navigator.msMaxTouchPoints),
 POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:(0,$jscomp.scope.purify)(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});goog.global.addEventListener("test",goog.nullFunction,b);goog.global.removeEventListener("test",goog.nullFunction,b);return a})};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1;this.returnValue_=!0};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
 goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",SELECTIONCHANGE:"selectionchange",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:"focusin",FOCUSOUT:"focusout",CHANGE:"change",RESET:"reset",SELECT:"select",SUBMIT:"submit",
-INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",
-ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",VOLUMECHANGE:"volumechange",WAITING:"waiting",SOURCEOPEN:"sourceopen",
-SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",FETCH:"fetch",FOREIGNFETCH:"foreignfetch",MESSAGEERROR:"messageerror",
-STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",
-POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",
-MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",
-UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",APPINSTALLED:"appinstalled"};
-goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
+INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICECHANGE:"devicechange",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",
+LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",VOLUMECHANGE:"volumechange",
+WAITING:"waiting",SOURCEOPEN:"sourceopen",SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",FETCH:"fetch",FOREIGNFETCH:"foreignfetch",
+MESSAGEERROR:"messageerror",STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",
+POINTEROUT:"pointerout",POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",
+MSPOINTERHOVER:"MSPointerHover",MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",
+RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",
+APPINSTALLED:"appinstalled"};goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
 goog.events.PointerFallbackEventType={POINTERDOWN:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERDOWN,goog.events.EventType.MSPOINTERDOWN,goog.events.EventType.MOUSEDOWN),POINTERUP:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERUP,goog.events.EventType.MSPOINTERUP,goog.events.EventType.MOUSEUP),POINTERCANCEL:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERCANCEL,goog.events.EventType.MSPOINTERCANCEL,"mousecancel"),POINTERMOVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERMOVE,
 goog.events.EventType.MSPOINTERMOVE,goog.events.EventType.MOUSEMOVE),POINTEROVER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROVER,goog.events.EventType.MSPOINTEROVER,goog.events.EventType.MOUSEOVER),POINTEROUT:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROUT,goog.events.EventType.MSPOINTEROUT,goog.events.EventType.MOUSEOUT),POINTERENTER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERENTER,goog.events.EventType.MSPOINTERENTER,
 goog.events.EventType.MOUSEENTER),POINTERLEAVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERLEAVE,goog.events.EventType.MSPOINTERLEAVE,goog.events.EventType.MOUSELEAVE)};goog.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.pointerId=0;this.pointerType="";this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
@@ -368,8 +384,8 @@ null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e
 goog.html.SafeHtml.combineAttributes=function(a,b,c){var d={},e;for(e in a)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=a[e];for(e in b)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=b[e];for(e in c){var f=e.toLowerCase();if(f in a)throw Error('Cannot override "'+f+'" attribute, got "'+e+'" with value "'+c[e]+'"');f in b&&delete d[f];d[e]=c[e]}return d};
 goog.html.SafeHtml.DOCTYPE_HTML=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<!DOCTYPE html>",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.BR=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<br>",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.InsertAdjacentHtmlPosition={AFTERBEGIN:"afterbegin",AFTEREND:"afterend",BEFOREBEGIN:"beforebegin",BEFOREEND:"beforeend"};goog.dom.safe.insertAdjacentHtml=function(a,b,c){a.insertAdjacentHTML(b,goog.html.SafeHtml.unwrap(c))};goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_={MATH:!0,SCRIPT:!0,STYLE:!0,SVG:!0,TEMPLATE:!0};
 goog.dom.safe.setInnerHtml=function(a,b){if(goog.asserts.ENABLE_ASSERTS){var c=a.tagName.toUpperCase();if(goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_[c])throw Error("goog.dom.safe.setInnerHtml cannot be used to set content of "+a.tagName+".");}a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};
-goog.dom.safe.setFormElementAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setButtonFormAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formaction=goog.html.SafeUrl.unwrap(b)};
-goog.dom.safe.setInputFormAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formaction=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
+goog.dom.safe.setFormElementAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setButtonFormAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formAction=goog.html.SafeUrl.unwrap(b)};
+goog.dom.safe.setInputFormAction=function(a,b){b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formAction=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
 goog.dom.safe.setAnchorHref=function(a,b){goog.dom.asserts.assertIsHTMLAnchorElement(a);b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.href=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setImageSrc=function(a,b){goog.dom.asserts.assertIsHTMLImageElement(a);b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(b)};
 goog.dom.safe.setVideoSrc=function(a,b){goog.dom.asserts.assertIsHTMLVideoElement(a);b=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(b)};goog.dom.safe.setEmbedSrc=function(a,b){goog.dom.asserts.assertIsHTMLEmbedElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setFrameSrc=function(a,b){goog.dom.asserts.assertIsHTMLFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};
 goog.dom.safe.setIframeSrc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setIframeSrcdoc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.srcdoc=goog.html.SafeHtml.unwrap(b)};
@@ -424,7 +440,7 @@ goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGN
 goog.dom.getNodeTextOffset=function(a,b){b=b||goog.dom.getOwnerDocument(a).body;for(var c=[];a&&a!=b;){for(var d=a;d=d.previousSibling;)c.unshift(goog.dom.getTextContent(d));a=a.parentNode}return goog.string.trimLeft(c.join("")).replace(/ +/g," ").length};
 goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT){var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," ");d+=f.length}else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
 goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?String(b).toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
-goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
+goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{var b=a&&a.activeElement;return b&&b.nodeName?b:null}catch(c){return null}};
 goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow();return goog.isDef(a.devicePixelRatio)?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(3)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(1)||.75:1};goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(min-resolution: "+a+"dppx),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+96*a+"dpi)").matches?a:0};goog.dom.getCanvasContext2D=function(a){return a.getContext("2d")};
 goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};
 goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagName=function(a,b){return(b||this.document_).getElementsByTagName(String(a))};goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
@@ -729,7 +745,7 @@ goog.ui.Menu.prototype.handleKeyEventInternal=function(a){var b=goog.ui.Menu.sup
 goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass("DIV",b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
 goog.iter.toIterator=function(a){if(a instanceof goog.iter.Iterator)return a;if("function"==typeof a.__iterator__)return a.__iterator__(!1);if(goog.isArrayLike(a)){var b=0,c=new goog.iter.Iterator;c.next=function(){for(;;){if(b>=a.length)throw goog.iter.StopIteration;if(b in a)return a[b++];b++}};return c}throw Error("Not implemented");};
 goog.iter.forEach=function(a,b,c){if(goog.isArrayLike(a))try{goog.array.forEach(a,b,c)}catch(d){if(d!==goog.iter.StopIteration)throw d;}else{a=goog.iter.toIterator(a);try{for(;;)b.call(c,a.next(),void 0,a)}catch(d){if(d!==goog.iter.StopIteration)throw d;}}};goog.iter.filter=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var a=d.next();if(b.call(c,a,void 0,d))return a}};return a};
-goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
+goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=+b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
 goog.iter.map=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=d.next();return b.call(c,a,void 0,d)};return a};goog.iter.reduce=function(a,b,c,d){var e=c;goog.iter.forEach(a,function(a){e=b.call(d,e,a)});return e};goog.iter.some=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(b.call(c,a.next(),void 0,a))return!0}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!1};
 goog.iter.every=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(!b.call(c,a.next(),void 0,a))return!1}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!0};goog.iter.chain=function(a){return goog.iter.chainFromIterable(arguments)};
 goog.iter.chainFromIterable=function(a){var b=goog.iter.toIterator(a);a=new goog.iter.Iterator;var c=null;a.next=function(){for(;;){if(null==c){var a=b.next();c=goog.iter.toIterator(a)}try{return c.next()}catch(e){if(e!==goog.iter.StopIteration)throw e;c=null}}};return a};goog.iter.dropWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;){var a=d.next();if(!e||!b.call(c,a,void 0,d))return e=!1,a}};return a};
@@ -896,12 +912,27 @@ goog.ui.tree.TreeControl.prototype.handleMouseEvent_=function(a){goog.log.fine(t
 goog.ui.tree.TreeControl.prototype.handleKeyEvent=function(a){var b;(b=this.typeAhead_.handleNavigation(a)||this.selectedItem_&&this.selectedItem_.onKeyDown(a)||this.typeAhead_.handleTypeAheadChar(a))&&a.preventDefault();return b};goog.ui.tree.TreeControl.prototype.getNodeFromEvent_=function(a){for(var b=a.target;null!=b;){if(a=goog.ui.tree.BaseNode.allNodes[b.id])return a;if(b==this.getElement())break;b=b.parentNode}return null};
 goog.ui.tree.TreeControl.prototype.createNode=function(a){return new goog.ui.tree.TreeNode(a||goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};goog.ui.tree.TreeControl.prototype.setNode=function(a){this.typeAhead_.setNodeInMap(a)};goog.ui.tree.TreeControl.prototype.removeNode=function(a){this.typeAhead_.removeNodeFromMap(a)};goog.ui.tree.TreeControl.prototype.clearTypeAhead=function(){this.typeAhead_.clear()};goog.ui.tree.TreeControl.defaultConfig=goog.ui.tree.BaseNode.defaultConfig;
 var Blockly={};Blockly.Blocks=Object(null);
-Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
+Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
+window&&window.PointerEvent?Blockly.Touch.TOUCH_MAP={mousedown:["pointerdown"],mouseenter:["pointerenter"],mouseleave:["pointerleave"],mousemove:["pointermove"],mouseout:["pointerout"],mouseover:["pointerover"],mouseup:["pointerup","pointercancel"],touchend:["pointerup"],touchcancel:["pointercancel"]}:goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
 Blockly.longStart_=function(a,b){Blockly.longStop_();a.changedTouches&&1!=a.changedTouches.length||(Blockly.longPid_=setTimeout(function(){a.changedTouches&&(a.button=2,a.clientX=a.changedTouches[0].clientX,a.clientY=a.changedTouches[0].clientY);b&&b.handleRightClick(a)},Blockly.LONGPRESS))};Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};
 Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};Blockly.Touch.getTouchIdentifierFromEvent=function(a){return void 0!=a.pointerId?a.pointerId:a.changedTouches&&a.changedTouches[0]&&void 0!=a.changedTouches[0].identifier&&null!=a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
 Blockly.Touch.checkTouchIdentifier=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);return void 0!=Blockly.Touch.touchIdentifier_&&null!=Blockly.Touch.touchIdentifier_?Blockly.Touch.touchIdentifier_==b:"mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type?(Blockly.Touch.touchIdentifier_=b,!0):!1};Blockly.Touch.setClientFromTouch=function(a){if(goog.string.startsWith(a.type,"touch")){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}};
 Blockly.Touch.isMouseOrTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"mouse")||goog.string.startsWith(a.type,"pointer")};Blockly.Touch.isTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"pointer")};
-Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};
+Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
+Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
+Blockly.Events.filter=function(a,b){a=goog.array.clone(a);b||a.reverse();for(var c=[],d=Object.create(null),e=0,f;f=a[e];e++)if(!f.isNull()){var g=[f.type,f.blockId,f.workspaceId].join(" "),h=d[g];h?f.type==Blockly.Events.MOVE?(h.newParentId=f.newParentId,h.newInputName=f.newInputName,h.newCoordinate=f.newCoordinate):f.type==Blockly.Events.CHANGE&&f.element==h.element&&f.name==h.name?h.newValue=f.newValue:f.type!=Blockly.Events.UI||"click"!=f.element||"commentOpen"!=h.element&&"mutatorOpen"!=h.element&&
+"warningOpen"!=h.element?(d[g]=f,c.push(f)):h.newValue=f.newValue:(d[g]=f,c.push(f))}a=c.filter(function(a){return!a.isNull()});b||a.reverse();for(e=1;f=a[e];e++)f.type==Blockly.Events.CHANGE&&"mutation"==f.element&&a.unshift(a.splice(e,1)[0]);return a};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};Blockly.Events.enable=function(){Blockly.Events.disabled_--};
+Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
+Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
+new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
+Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants();a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}}};
+Blockly.Events.Abstract=function(){this.workspaceId=void 0;this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
+Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.VarBase=function(a){Blockly.Events.VarBase.superClass_.constructor.call(this);this.varId=a.getId();this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.VarBase,Blockly.Events.Abstract);Blockly.Events.VarBase.prototype.toJson=function(){var a=Blockly.Events.VarBase.superClass_.toJson.call(this);a.varId=this.varId;return a};Blockly.Events.VarBase.prototype.fromJson=function(a){Blockly.Events.VarBase.superClass_.toJson.call(this);this.varId=a.varId};
+Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarCreate,Blockly.Events.VarBase);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};
+Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
+goog.inherits(Blockly.Events.VarDelete,Blockly.Events.VarBase);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
+Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.VarBase);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;
+Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
 Blockly.VariableMap=function(a){this.variableMap_={};this.workspace=a};Blockly.VariableMap.prototype.clear=function(){this.variableMap_=Object(null)};Blockly.VariableMap.prototype.renameVariable=function(a,b){var c=this.getVariable(b,a.type),d=this.workspace.getAllBlocks();Blockly.Events.setGroup(!0);try{c&&c.getId()!=a.getId()?this.renameVariableWithConflict_(a,b,c,d):this.renameVariableAndUses_(a,b,d)}finally{Blockly.Events.setGroup(!1)}};
 Blockly.VariableMap.prototype.renameVariableById=function(a,b){var c=this.getVariableById(a);if(!c)throw Error("Tried to rename a variable that didn't exist. ID: "+a);this.renameVariable(c,b)};Blockly.VariableMap.prototype.renameVariableAndUses_=function(a,b,c){Blockly.Events.fire(new Blockly.Events.VarRename(a,b));a.name=b;for(b=0;b<c.length;b++)c[b].updateVarName(a)};
 Blockly.VariableMap.prototype.renameVariableWithConflict_=function(a,b,c,d){var e=a.type;b!=c.name&&this.renameVariableAndUses_(c,b,d);for(b=0;b<d.length;b++)d[b].renameVarById(a.getId(),c.getId());Blockly.Events.fire(new Blockly.Events.VarDelete(a));a=this.getVariablesOfType(e).indexOf(a);this.variableMap_[e].splice(a,1)};
@@ -928,9 +959,10 @@ Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(B
 Blockly.Bubble.prototype.relativeLeft_=0;Blockly.Bubble.prototype.relativeTop_=0;Blockly.Bubble.prototype.width_=0;Blockly.Bubble.prototype.height_=0;Blockly.Bubble.prototype.autoLayout_=!0;
 Blockly.Bubble.prototype.createDom_=function(a,b){this.bubbleGroup_=Blockly.utils.createSvgElement("g",{},null);var c={filter:"url(#"+this.workspace_.options.embossFilterId+")"};-1!=goog.userAgent.getUserAgentString().indexOf("JavaFX")&&(c={});c=Blockly.utils.createSvgElement("g",c,this.bubbleGroup_);this.bubbleArrow_=Blockly.utils.createSvgElement("path",{},c);this.bubbleBack_=Blockly.utils.createSvgElement("rect",{"class":"blocklyDraggable",x:0,y:0,rx:Blockly.Bubble.BORDER_WIDTH,ry:Blockly.Bubble.BORDER_WIDTH},
 c);b?(this.resizeGroup_=Blockly.utils.createSvgElement("g",{"class":this.workspace_.RTL?"blocklyResizeSW":"blocklyResizeSE"},this.bubbleGroup_),b=2*Blockly.Bubble.BORDER_WIDTH,Blockly.utils.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,b.toString())},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:b/3,y1:b-1,x2:b-1,y2:b/3},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:2*b/3,y1:b-1,x2:b-1,y2:2*b/3},
-this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};
+this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};Blockly.Bubble.prototype.setSvgId=function(a){this.bubbleGroup_.dataset&&(this.bubbleGroup_.dataset.blockId=a)};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};
 Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.utils.isRightButton(a)||(this.workspace_.startDrag(a,new goog.math.Coordinate(this.workspace_.RTL?-this.width_:this.width_,this.height_)),Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,Blockly.Bubble.bubbleMouseUp_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff());
-a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){this.bubbleGroup_.parentNode.appendChild(this.bubbleGroup_)};Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
+a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){var a=this.bubbleGroup_.parentNode;return a.lastChild!==this.bubbleGroup_?(a.appendChild(this.bubbleGroup_),!0):!1};
+Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
 Blockly.Bubble.prototype.layoutBubble_=function(){var a=-this.width_/4,b=-this.height_-Blockly.BlockSvg.MIN_BLOCK_Y,c=this.workspace_.getMetrics();c.viewWidth/=this.workspace_.scale;c.viewLeft/=this.workspace_.scale;var d=this.anchorXY_.x;this.workspace_.RTL?d-c.viewLeft-a-this.width_<Blockly.Scrollbar.scrollbarThickness?a=d-c.viewLeft-this.width_-Blockly.Scrollbar.scrollbarThickness:d-c.viewLeft-a>c.viewWidth&&(a=d-c.viewLeft-c.viewWidth):d+a<c.viewLeft?a=c.viewLeft-d:c.viewLeft+c.viewWidth<d+a+
 this.width_+Blockly.BlockSvg.SEP_SPACE_X+Blockly.Scrollbar.scrollbarThickness&&(a=c.viewLeft+c.viewWidth-d-this.width_-Blockly.Scrollbar.scrollbarThickness);this.anchorXY_.y+b<c.viewTop&&(b=this.shape_.getBBox().height);this.relativeLeft_=a;this.relativeTop_=b};Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.moveTo(a,this.relativeTop_+this.anchorXY_.y)};
 Blockly.Bubble.prototype.moveTo=function(a,b){this.bubbleGroup_.setAttribute("transform","translate("+a+","+b+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
@@ -939,7 +971,24 @@ this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());this.resizeCall
 Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),n=Math.cos(h),p=this.getBubbleSize();h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,p.width,p.height)/4;p=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
 p*d;e=c+p*e;p=b+h*n;var l=c+h*k;b-=h*n;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+l);a.push("C"+(p+f)+","+(l+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
 Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.resizeGroup_=this.bubbleBack_=this.bubbleArrow_=this.bubbleGroup_=null};Blockly.Bubble.prototype.moveDuringDrag=function(a,b){a?a.translateSurface(b.x,b.y):this.moveTo(b.x,b.y);this.relativeLeft_=this.workspace_.RTL?this.anchorXY_.x-b.x-this.width_:b.x-this.anchorXY_.x;this.relativeTop_=b.y-this.anchorXY_.y;this.renderArrow_()};
-Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new goog.math.Coordinate(this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
+Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new goog.math.Coordinate(this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Events.BlockBase=function(a){Blockly.Events.BlockBase.superClass_.constructor.call(this);this.blockId=a.id;this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.BlockBase,Blockly.Events.Abstract);Blockly.Events.BlockBase.prototype.toJson=function(){var a=Blockly.Events.BlockBase.superClass_.toJson.call(this);a.blockId=this.blockId;return a};Blockly.Events.BlockBase.prototype.fromJson=function(a){Blockly.Events.BlockBase.superClass_.toJson.call(this);this.blockId=a.blockId};
+Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};goog.inherits(Blockly.Events.Change,Blockly.Events.BlockBase);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;
+Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
+Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
+case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
+Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.BlockBase);Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;
+Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
+Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
+Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.BlockBase);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
+Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
+Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};
+Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.BlockBase);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
+Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
+Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
+Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
+Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
+b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){a&&(Blockly.Events.Ui.superClass_.constructor.call(this),this.blockId=a.id,this.workspaceId=a.workspace.id,this.element=b,this.oldValue=c,this.newValue=d,this.recordUndo=!1)};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
+Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);this.blockId&&(a.blockId=this.blockId);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue;this.blockId=a.blockId};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
 Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyIconGroup"},null),this.block_.isInFlyout&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly"),this.drawIcon_(this.iconGroup_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEventWithChecks_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
 Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.workspace.isDragging()||this.block_.isInFlyout||Blockly.utils.isRightButton(a)||this.setVisible(!this.isVisible())};Blockly.Icon.prototype.updateColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.getColour())};
 Blockly.Icon.prototype.renderIcon=function(a){if(this.collapseHidden&&this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=this.SIZE;this.block_.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+",5)");this.computeIconLocation();return a=this.block_.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
@@ -947,10 +996,10 @@ Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible
 Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
 Blockly.Comment.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"8",cx:"8",cy:"8"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m6.8,10h2c0.003,-0.617 0.271,-0.962 0.633,-1.266 2.875,-2.4050.607,-5.534 -3.765,-3.874v1.7c3.12,-1.657 3.698,0.118 2.336,1.25-1.201,0.998 -1.201,1.528 -1.204,2.19z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"6.8",y:"10.78",height:"2",width:"2"},a)};
 Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":"LTR");a.appendChild(b);this.textarea_=b;this.foreignObject_.appendChild(a);
-Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
+Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_,!0,!0);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
 Blockly.Comment.prototype.updateEditable=function(){this.isVisible()&&(this.setVisible(!1),this.setVisible(!0));Blockly.Icon.prototype.updateEditable.call(this)};Blockly.Comment.prototype.resizeBubble_=function(){if(this.isVisible()){var a=this.bubble_.getBubbleSize(),b=2*Blockly.Bubble.BORDER_WIDTH;this.foreignObject_.setAttribute("width",a.width-b);this.foreignObject_.setAttribute("height",a.height-b);this.textarea_.style.width=a.width-b-4+"px";this.textarea_.style.height=a.height-b-4+"px"}};
-Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
-this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_();this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
+Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.setSvgId(this.block_.id),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
+this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_()&&this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
 Blockly.Comment.prototype.setBubbleSize=function(a,b){this.textarea_?this.bubble_.setBubbleSize(a,b):(this.width_=a,this.height_=b)};Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.text_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,a)),this.text_=a);this.textarea_&&(this.textarea_.value=a)};
 Blockly.Comment.prototype.dispose=function(){Blockly.Events.isEnabled()&&this.setText("");this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.type=b;a.workspace.connectionDBList&&(this.db_=a.workspace.connectionDBList[b],this.dbOpposite_=a.workspace.connectionDBList[Blockly.OPPOSITE_TYPE[b]],this.hidden_=!this.db_)};Blockly.Connection.CAN_CONNECT=0;Blockly.Connection.REASON_SELF_CONNECTION=1;Blockly.Connection.REASON_WRONG_TYPE=2;Blockly.Connection.REASON_TARGET_NULL=3;Blockly.Connection.REASON_CHECKS_FAILED=4;Blockly.Connection.REASON_DIFFERENT_WORKSPACES=5;
 Blockly.Connection.REASON_SHADOW_PARENT=6;Blockly.Connection.prototype.targetConnection=null;Blockly.Connection.prototype.check_=null;Blockly.Connection.prototype.shadowDom_=null;Blockly.Connection.prototype.x_=0;Blockly.Connection.prototype.y_=0;Blockly.Connection.prototype.inDB_=!1;Blockly.Connection.prototype.db_=null;Blockly.Connection.prototype.dbOpposite_=null;Blockly.Connection.prototype.hidden_=null;
@@ -997,14 +1046,14 @@ Blockly.DraggedConnectionManager.prototype.update=function(a,b){var c=this.close
 Blockly.DraggedConnectionManager.prototype.removeHighlighting_=function(){this.closestConnection_&&this.closestConnection_.unhighlight()};Blockly.DraggedConnectionManager.prototype.addHighlighting_=function(){this.closestConnection_&&this.closestConnection_.highlight()};Blockly.DraggedConnectionManager.prototype.initAvailableConnections_=function(){var a=this.topBlock_.getConnections_(!1),b=this.topBlock_.lastConnectionInStack_();b&&b!=this.topBlock_.nextConnection&&a.push(b);return a};
 Blockly.DraggedConnectionManager.prototype.updateClosest_=function(a){var b=this.closestConnection_;this.localConnection_=this.closestConnection_=null;this.radiusConnection_=Blockly.SNAP_RADIUS;for(var c=0;c<this.availableConnections_.length;c++){var d=this.availableConnections_[c],e=d.closest(this.radiusConnection_,a);e.connection&&(this.closestConnection_=e.connection,this.localConnection_=d,this.radiusConnection_=e.radius)}return b!=this.closestConnection_};Blockly.BlockDragger=function(a,b){this.draggingBlock_=a;this.workspace_=b;this.draggedConnectionManager_=new Blockly.DraggedConnectionManager(this.draggingBlock_);this.deleteArea_=null;this.wouldDeleteBlock_=!1;this.startXY_=this.draggingBlock_.getRelativeToSurfaceXY();this.dragIconData_=Blockly.BlockDragger.initIconData_(a)};
 Blockly.BlockDragger.prototype.dispose=function(){this.startWorkspace_=this.workspace_=this.draggingBlock_=null;this.dragIconData_.length=0;this.draggedConnectionManager_&&(this.draggedConnectionManager_.dispose(),this.draggedConnectionManager_=null)};Blockly.BlockDragger.initIconData_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f={location:d[e].getIconLocation(),icon:d[e]};b.push(f)}}return b};
-Blockly.BlockDragger.prototype.startBlockDrag=function(a){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockSvg.disconnectUiStop_();this.draggingBlock_.getParent()&&(this.draggingBlock_.unplug(),a=this.pixelsToWorkspaceUnits_(a),a=goog.math.Coordinate.sum(this.startXY_,a),this.draggingBlock_.translate(a.x,a.y),this.draggingBlock_.disconnectUiEffect());this.draggingBlock_.setDragging(!0);this.draggingBlock_.moveToDragSurface_();this.workspace_.toolbox_&&
-(a=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.toolbox_.addStyle(a))};Blockly.BlockDragger.prototype.dragBlock=function(a,b){b=this.pixelsToWorkspaceUnits_(b);var c=goog.math.Coordinate.sum(this.startXY_,b);this.draggingBlock_.moveDuringDrag(c);this.dragIcons_(b);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(b,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
+Blockly.BlockDragger.prototype.startBlockDrag=function(a,b){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockSvg.disconnectUiStop_();if(this.draggingBlock_.getParent()||b&&this.draggingBlock_.nextConnection&&this.draggingBlock_.nextConnection.targetBlock())this.draggingBlock_.unplug(b),a=this.pixelsToWorkspaceUnits_(a),a=goog.math.Coordinate.sum(this.startXY_,a),this.draggingBlock_.translate(a.x,a.y),this.draggingBlock_.disconnectUiEffect();
+this.draggingBlock_.setDragging(!0);this.draggingBlock_.moveToDragSurface_();if(a=this.workspace_.getToolbox())b=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",a.addStyle(b)};
+Blockly.BlockDragger.prototype.dragBlock=function(a,b){b=this.pixelsToWorkspaceUnits_(b);var c=goog.math.Coordinate.sum(this.startXY_,b);this.draggingBlock_.moveDuringDrag(c);this.dragIcons_(b);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(b,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
 Blockly.BlockDragger.prototype.endBlockDrag=function(a,b){this.dragBlock(a,b);this.dragIconData_=[];Blockly.BlockSvg.disconnectUiStop_();a=this.pixelsToWorkspaceUnits_(b);b=goog.math.Coordinate.sum(this.startXY_,a);this.draggingBlock_.moveOffDragSurface_(b);this.maybeDeleteBlock_()||(this.draggingBlock_.moveConnections_(a.x,a.y),this.draggingBlock_.setDragging(!1),this.draggedConnectionManager_.applyConnections(),this.draggingBlock_.render(),this.fireMoveEvent_(),this.draggingBlock_.scheduleSnapAndBump());
-this.workspace_.setResizesEnabled(!0);this.workspace_.toolbox_&&(a=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.toolbox_.removeStyle(a));Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
+this.workspace_.setResizesEnabled(!0);if(a=this.workspace_.getToolbox())b=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",a.removeStyle(b);Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
 Blockly.BlockDragger.prototype.maybeDeleteBlock_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(a&&goog.Timer.callOnce(a.close,100,a),this.fireMoveEvent_(),this.draggingBlock_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBlock_};
 Blockly.BlockDragger.prototype.updateCursorDuringBlockDrag_=function(){this.wouldDeleteBlock_=this.draggedConnectionManager_.wouldDeleteBlock();var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(this.draggingBlock_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen_(!0)):(this.draggingBlock_.setDeleteStyle(!1),a&&a.setOpen_(!1))};
-Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};
-Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
+Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
 Blockly.BubbleDragger.prototype.startBubbleDrag=function(){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);this.draggingBubble_.setAutoLayout(!1);this.dragSurface_&&this.moveToDragSurface_()};Blockly.BubbleDragger.prototype.dragBubble=function(a,b){a=this.pixelsToWorkspaceUnits_(b);a=goog.math.Coordinate.sum(this.startXY_,a);this.draggingBubble_.moveDuringDrag(this.dragSurface_,a)};
 Blockly.BubbleDragger.prototype.endBubbleDrag=function(a,b){this.dragBubble(a,b);a=this.pixelsToWorkspaceUnits_(b);a=goog.math.Coordinate.sum(this.startXY_,a);this.draggingBubble_.moveTo(a.x,a.y);this.dragSurface_&&this.dragSurface_.clearAndHide(this.workspace_.getBubbleCanvas());this.fireMoveEvent_();this.workspace_.setResizesEnabled(!0);Blockly.Events.setGroup(!1)};Blockly.BubbleDragger.prototype.fireMoveEvent_=function(){};
 Blockly.BubbleDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BubbleDragger.prototype.moveToDragSurface_=function(){this.draggingBubble_.moveTo(0,0);this.dragSurface_.translateSurface(this.startXY_.x,this.startXY_.y);this.dragSurface_.setBlocksAndShow(this.draggingBubble_.getSvgRoot())};Blockly.WorkspaceDragger=function(a){this.workspace_=a;this.startDragMetrics_=a.getMetrics();this.startScrollXY_=new goog.math.Coordinate(a.scrollX,a.scrollY)};Blockly.WorkspaceDragger.prototype.dispose=function(){this.workspace_=null};Blockly.WorkspaceDragger.prototype.startDrag=function(){Blockly.selected&&Blockly.selected.unselect();this.workspace_.setupDragSurface()};Blockly.WorkspaceDragger.prototype.endDrag=function(a){this.drag(a);this.workspace_.resetDragSurface()};
@@ -1017,18 +1066,19 @@ setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hid
 Blockly.Tooltip.show_=function(){if(!Blockly.Tooltip.blocked_&&(Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_,Blockly.Tooltip.DIV)){goog.dom.removeChildren(Blockly.Tooltip.DIV);for(var a=Blockly.Tooltip.element_.tooltip;goog.isFunction(a);)a=a();a=Blockly.utils.wrap(a,Blockly.Tooltip.LIMIT);a=a.split("\n");for(var b=0;b<a.length;b++){var c=document.createElement("div");c.appendChild(document.createTextNode(a[b]));Blockly.Tooltip.DIV.appendChild(c)}a=Blockly.Tooltip.element_.RTL;b=goog.dom.getViewportSize();
 Blockly.Tooltip.DIV.style.direction=a?"rtl":"ltr";Blockly.Tooltip.DIV.style.display="block";Blockly.Tooltip.visible=!0;c=Blockly.Tooltip.lastX_;c=a?c-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):c+Blockly.Tooltip.OFFSET_X;var d=Blockly.Tooltip.lastY_+Blockly.Tooltip.OFFSET_Y;d+Blockly.Tooltip.DIV.offsetHeight>b.height+window.scrollY&&(d-=Blockly.Tooltip.DIV.offsetHeight+2*Blockly.Tooltip.OFFSET_Y);a?c=Math.max(Blockly.Tooltip.MARGINS-window.scrollX,c):c+Blockly.Tooltip.DIV.offsetWidth>
 b.width+window.scrollX-2*Blockly.Tooltip.MARGINS&&(c=b.width-Blockly.Tooltip.DIV.offsetWidth-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.DIV.style.top=d+"px";Blockly.Tooltip.DIV.style.left=c+"px"}};Blockly.Gesture=function(a,b){this.mouseDownXY_=null;this.currentDragDeltaXY_=0;this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=this.startBubble_=null;this.creatorWorkspace_=b;this.isDraggingBubble_=this.isDraggingBlock_=this.isDraggingWorkspace_=this.hasExceededDragRadius_=!1;this.mostRecentEvent_=a;this.flyout_=this.workspaceDragger_=this.blockDragger_=this.bubbleDragger_=this.onUpWrapper_=this.onMoveWrapper_=null;this.isEnding_=this.hasStarted_=this.calledUpdateIsDragging_=
-!1};
-Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.flyout_=this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.blockDragger_&&(this.blockDragger_.dispose(),this.blockDragger_=null);this.workspaceDragger_&&(this.workspaceDragger_.dispose(),this.workspaceDragger_=null);
-this.bubbleDragger_&&(this.bubbleDragger_.dispose(),this.bubbleDragger_=null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
+!1;this.healStack_=!Blockly.DRAG_STACK};
+Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.flyout_=this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.blockDragger_&&(this.blockDragger_.dispose(),this.blockDragger_=null);this.workspaceDragger_&&(this.workspaceDragger_.dispose(),this.workspaceDragger_=
+null);this.bubbleDragger_&&(this.bubbleDragger_.dispose(),this.bubbleDragger_=null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
 Blockly.Gesture.prototype.updateDragDelta_=function(a){this.currentDragDeltaXY_=goog.math.Coordinate.difference(a,this.mouseDownXY_);return this.hasExceededDragRadius_?!1:this.hasExceededDragRadius_=goog.math.Coordinate.magnitude(this.currentDragDeltaXY_)>(this.flyout_?Blockly.FLYOUT_DRAG_RADIUS:Blockly.DRAG_RADIUS)};
 Blockly.Gesture.prototype.updateIsDraggingFromFlyout_=function(){return this.targetBlock_.disabled?!1:!this.flyout_.isScrollable()||this.flyout_.isDragTowardWorkspace(this.currentDragDeltaXY_)?(this.startWorkspace_=this.flyout_.targetWorkspace_,this.startWorkspace_.updateScreenCalculationsIfScrolled(),Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.startBlock_=null,this.targetBlock_=this.flyout_.createBlock(this.targetBlock_),this.targetBlock_.select(),!0):!1};
 Blockly.Gesture.prototype.updateIsDraggingBubble_=function(){if(!this.startBubble_)return!1;this.isDraggingBubble_=!0;this.startDraggingBubble_();return!0};Blockly.Gesture.prototype.updateIsDraggingBlock_=function(){if(!this.targetBlock_)return!1;this.flyout_?this.isDraggingBlock_=this.updateIsDraggingFromFlyout_():this.targetBlock_.isMovable()&&(this.isDraggingBlock_=!0);return this.isDraggingBlock_?(this.startDraggingBlock_(),!0):!1};
 Blockly.Gesture.prototype.updateIsDraggingWorkspace_=function(){if(this.flyout_?this.flyout_.isScrollable():this.startWorkspace_&&this.startWorkspace_.isDraggable())this.workspaceDragger_=this.flyout_?new Blockly.FlyoutDragger(this.flyout_):new Blockly.WorkspaceDragger(this.startWorkspace_),this.isDraggingWorkspace_=!0,this.workspaceDragger_.startDrag()};
 Blockly.Gesture.prototype.updateIsDragging_=function(){goog.asserts.assert(!this.calledUpdateIsDragging_,"updateIsDragging_ should only be called once per gesture.");this.calledUpdateIsDragging_=!0;this.updateIsDraggingBubble_()||this.updateIsDraggingBlock_()||this.updateIsDraggingWorkspace_()};
-Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_,this.healStack_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
 Blockly.Gesture.prototype.startDraggingBubble_=function(){this.bubbleDragger_=new Blockly.BubbleDragger(this.startBubble_,this.startWorkspace_);this.bubbleDragger_.startBubbleDrag();this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_)};
 Blockly.Gesture.prototype.doStart=function(a){Blockly.utils.isTargetInput(a)?this.cancel():(this.hasStarted_=!0,Blockly.BlockSvg.disconnectUiStop_(),this.startWorkspace_.updateScreenCalculationsIfScrolled(),this.startWorkspace_.isMutator&&this.startWorkspace_.resize(),this.startWorkspace_.markFocused(),this.mostRecentEvent_=a,Blockly.hideChaff(!!this.flyout_),Blockly.Tooltip.block(),this.targetBlock_&&this.targetBlock_.select(),Blockly.utils.isRightButton(a)?this.handleRightClick(a):((goog.string.caseInsensitiveEquals(a.type,
-"touchstart")||goog.string.caseInsensitiveEquals(a.type,"pointerdown"))&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.bindMouseEvents(a)))};Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
+"touchstart")||goog.string.caseInsensitiveEquals(a.type,"pointerdown")&&"mouse"!=a.pointerType)&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.healStack_=a.altKey||a.ctrlKey||a.metaKey,this.bindMouseEvents(a)))};
+Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
 Blockly.Gesture.prototype.handleMove=function(a){this.updateFromEvent_(a);this.isDraggingWorkspace_?this.workspaceDragger_.drag(this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBubble_&&this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_);a.preventDefault();a.stopPropagation()};
 Blockly.Gesture.prototype.handleUp=function(a){this.updateFromEvent_(a);Blockly.longStop_();this.isEnding_?console.log("Trying to end a gesture recursively."):(this.isEnding_=!0,this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(a,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(a,this.currentDragDeltaXY_):this.isDraggingWorkspace_?this.workspaceDragger_.endDrag(this.currentDragDeltaXY_):this.isBubbleClick_()?this.doBubbleClick_():this.isFieldClick_()?this.doFieldClick_():
 this.isBlockClick_()?this.doBlockClick_():this.isWorkspaceClick_()&&this.doWorkspaceClick_(),a.preventDefault(),a.stopPropagation(),this.dispose())};
@@ -1063,7 +1113,7 @@ Blockly.utils.runAfterPageLoad=function(a){if("object"!=typeof document)throw Er
 Blockly.utils.getViewportBBox=function(){var a=goog.dom.getViewportSize(),b=goog.style.getViewportPageOffset(document);return{right:a.width+b.x,bottom:a.height+b.y,top:b.y,left:b.x}};Blockly.Grid=function(a,b){this.gridPattern_=a;this.spacing_=b.spacing;this.length_=b.length;this.line2_=(this.line1_=a.firstChild)&&this.line1_.nextSibling;this.snapToGrid_=b.snap};Blockly.Grid.prototype.scale_=1;Blockly.Grid.prototype.dispose=function(){this.gridPattern_=null};Blockly.Grid.prototype.shouldSnap=function(){return this.snapToGrid_};Blockly.Grid.prototype.getSpacing=function(){return this.spacing_};Blockly.Grid.prototype.getPatternId=function(){return this.gridPattern_.id};
 Blockly.Grid.prototype.update=function(a){this.scale_=a;var b=this.spacing_*a||100;this.gridPattern_.setAttribute("width",b);this.gridPattern_.setAttribute("height",b);b=Math.floor(this.spacing_/2)+.5;var c=b-this.length_/2,d=b+this.length_/2;b*=a;c*=a;d*=a;this.setLineAttributes_(this.line1_,a,c,d,b,b);this.setLineAttributes_(this.line2_,a,b,b,c,d)};
 Blockly.Grid.prototype.setLineAttributes_=function(a,b,c,d,e,f){a&&(a.setAttribute("stroke-width",b),a.setAttribute("x1",c),a.setAttribute("y1",e),a.setAttribute("x2",d),a.setAttribute("y2",f))};Blockly.Grid.prototype.moveTo=function(a,b){this.gridPattern_.setAttribute("x",a);this.gridPattern_.setAttribute("y",b);(goog.userAgent.IE||goog.userAgent.EDGE)&&this.update(this.scale_)};
-Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing&&(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a));return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var n=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var l=a.toolboxPosition;l="end"===l?!1:!0;l=p?l?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:l==
+Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing?(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a)):Blockly.utils.createSvgElement("line",{},a);return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var n=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var l=a.toolboxPosition;l="end"===l?!1:!0;l=p?l?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:l==
 n?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var m=a.scrollbars;void 0===m&&(m=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");var r=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex;this.RTL=n;this.oneBasedIndex=r;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=m;this.hasTrashcan=e;this.hasSounds=k;
 this.hasCss=q;this.horizontalLayout=p;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=l};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=null;Blockly.Options.prototype.getMetrics=null;
 Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:parseFloat(a.startScale);b.maxScale=void 0===a.maxScale?3:parseFloat(a.maxScale);b.minScale=void 0===a.minScale?.3:parseFloat(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:parseFloat(a.scaleSpeed);return b};
@@ -1092,7 +1142,14 @@ Blockly.Scrollbar.prototype.onMouseDownHandle_=function(a){this.workspace_.markF
 a.stopPropagation(),a.preventDefault())};Blockly.Scrollbar.prototype.onMouseMoveHandle_=function(a){this.setHandlePosition(this.constrainHandle_(this.startDragHandle+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse_)));this.onScroll_()};Blockly.Scrollbar.prototype.onMouseUpHandle_=function(){this.workspace_.resetDragSurface();Blockly.Touch.clearTouchIdentifier();this.cleanUp_()};
 Blockly.Scrollbar.prototype.cleanUp_=function(){Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
 Blockly.Scrollbar.prototype.constrainHandle_=function(a){return a=0>=a||isNaN(a)||this.scrollViewSize_<this.handleLength_?0:Math.min(a,this.scrollViewSize_-this.handleLength_)};Blockly.Scrollbar.prototype.onScroll_=function(){var a=this.handlePosition_/this.scrollViewSize_;isNaN(a)&&(a=0);var b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.setHandlePosition(this.constrainHandle_(a*this.ratio_));this.onScroll_()};
-Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
+Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.TouchGesture=function(a,b){Blockly.TouchGesture.superClass_.constructor.call(this,a,b);this.isMultiTouch_=!1;this.cachedPoints_={};this.startDistance_=this.previousScale_=0;this.onStartWrapper_=null};goog.inherits(Blockly.TouchGesture,Blockly.Gesture);Blockly.TouchGesture.ZOOM_IN_MULTIPLIER=5;Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER=6;Blockly.TouchGesture.prototype.doStart=function(a){Blockly.TouchGesture.superClass_.doStart.call(this,a);!this.isEnding_&&Blockly.Touch.isTouchEvent(a)&&this.handleTouchStart(a)};
+Blockly.TouchGesture.prototype.bindMouseEvents=function(a){this.onStartWrapper_=Blockly.bindEventWithChecks_(document,"mousedown",null,this.handleStart.bind(this),!0);this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this),!0);this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this),!0);a.preventDefault();a.stopPropagation()};
+Blockly.TouchGesture.prototype.handleStart=function(a){!this.isDragging()&&Blockly.Touch.isTouchEvent(a)&&(this.handleTouchStart(a),this.isMultiTouch()&&Blockly.longStop_())};Blockly.TouchGesture.prototype.handleMove=function(a){this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleMove.call(this,a):this.isMultiTouch()?(Blockly.Touch.isTouchEvent(a)&&this.handleTouchMove(a),Blockly.longStop_()):Blockly.TouchGesture.superClass_.handleMove.call(this,a)};
+Blockly.TouchGesture.prototype.handleUp=function(a){Blockly.Touch.isTouchEvent(a)&&!this.isDragging()&&this.handleTouchEnd(a);!this.isMultiTouch()||this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleUp.call(this,a):(a.preventDefault(),a.stopPropagation(),this.dispose())};Blockly.TouchGesture.prototype.isMultiTouch=function(){return this.isMultiTouch_};
+Blockly.TouchGesture.prototype.dispose=function(){Blockly.TouchGesture.superClass_.dispose.call(this);this.onStartWrapper_&&Blockly.unbindEvent_(this.onStartWrapper_)};Blockly.TouchGesture.prototype.handleTouchStart=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);2==b.length&&(this.startDistance_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]]),this.isMultiTouch_=!0,a.preventDefault())};
+Blockly.TouchGesture.prototype.handleTouchMove=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);if(2==b.length){b=this.touchScale_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]])/this.startDistance_;if(0<this.previousScale_&&Infinity>this.previousScale_){var c=b-this.previousScale_;c=0<c?c*Blockly.TouchGesture.ZOOM_IN_MULTIPLIER:c*Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER;var d=
+this.startWorkspace_,e=Blockly.utils.mouseToSvg(a,d.getParentSvg(),d.getInverseScreenCTM());d.zoom(e.x,e.y,c)}this.previousScale_=b;a.preventDefault()}};Blockly.TouchGesture.prototype.handleTouchEnd=function(a){a=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[a]&&delete this.cachedPoints_[a];2>Object.keys(this.cachedPoints_).length&&(this.cachedPoints_={},this.previousScale_=0)};
+Blockly.TouchGesture.prototype.getTouchPoint=function(a){return this.startWorkspace_?new goog.math.Coordinate(a.pageX?a.pageX:a.changedTouches[0].pageX,a.pageY?a.pageY:a.changedTouches[0].pageY):null};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
 Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidOpen_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
 Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyTrash"},null);var a=String(Math.random()).substring(2);var b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},b);Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
 "clip-path":"url(#blocklyTrashBodyClipPath"+a+")"},this.svgGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},b);this.svgLid_=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
@@ -1105,27 +1162,28 @@ Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:
 Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};Blockly.Trashcan.prototype.click=function(){var a=this.workspace_.startScrollX-this.workspace_.scrollX,b=this.workspace_.startScrollY-this.workspace_.scrollY;Math.sqrt(a*a+b*b)>Blockly.DRAG_RADIUS||console.log("TODO: Inspect trash.")};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){return goog.string.caseInsensitiveCompare(a.name,b.name)};Blockly.Variables={};Blockly.Variables.NAME_TYPE=Blockly.VARIABLE_CATEGORY_NAME;Blockly.Variables.allUsedVarModels=function(a){var b=a.getAllBlocks();a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVarModels();if(d)for(var e=0;e<d.length;e++){var f=d[e];f.getId()&&(a[f.getId()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};Blockly.Variables.allUsedVariables=function(){console.warn("Deprecated call to Blockly.Variables.allUsedVariables. Use Blockly.Variables.allUsedVarModels instead.\nIf this is a major issue please file a bug on GitHub.")};
 Blockly.Variables.allDeveloperVariables=function(a){var b=a.getAllBlocks();a={};for(var c=0;c<b.length;c++){var d=b[c];if(d.getDeveloperVars){d=d.getDeveloperVars();for(var e=0;e<d.length;e++)a[d[e]]=d[e]}}b=[];for(var f in a)b.push(a[f]);return b};
 Blockly.Variables.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE");a.registerButtonCallback("CREATE_VARIABLE",function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace())});b.push(c);a=Blockly.Variables.flyoutCategoryBlocks(a);return b=b.concat(a)};
-Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXml_(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+d+'">'+
-Blockly.Variables.generateVariableFieldXml_(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXml_(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
+Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+
+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
 Blockly.Variables.generateUniqueName=function(a){a=a.getAllVariables();var b="";if(a.length)for(var c=1,d=0,e="ijkmnopqrstuvwxyzabcdefgh".charAt(d);!b;){for(var f=!1,g=0;g<a.length;g++)if(a[g].name.toLowerCase()==e){f=!0;break}f?(d++,25==d&&(d=0,c++),e="ijkmnopqrstuvwxyzabcdefgh".charAt(d),1<c&&(e+=c)):b=e}else b="i";return b};
 Blockly.Variables.createVariableButtonHandler=function(a,b,c){var d=c||"",e=function(c){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,c,function(c){if(c){var f=Blockly.Variables.nameUsedWithAnyType_(c,a);if(f){var g=c.toLowerCase();if(f.type==d)var n=Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",g);else n=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE,n=n.replace("%1",g).replace("%2",f.type);Blockly.alert(n,function(){e(c)})}else a.createVariable(c,d),b&&b(c)}else b&&b(null)})};
 e("")};goog.exportSymbol("Blockly.Variables.createVariableButtonHandler",Blockly.Variables.createVariableButtonHandler);Blockly.Variables.createVariable=Blockly.Variables.createVariableButtonHandler;goog.exportSymbol("Blockly.Variables.createVariable",Blockly.Variables.createVariable);
 Blockly.Variables.renameVariable=function(a,b,c){var d=function(e){var f=Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",b.name);Blockly.Variables.promptName(f,e,function(e){if(e){var f=Blockly.Variables.nameUsedWithOtherType_(e,b.type,a);f?(f=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE.replace("%1",e.toLowerCase()).replace("%2",f.type),Blockly.alert(f,function(){d(e)})):(a.renameVariableById(b.getId(),e),c&&c(e))}else c&&c(null)})};d("")};
 Blockly.Variables.promptName=function(a,b,c){Blockly.prompt(a,b,function(a){a&&(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),a==Blockly.Msg.RENAME_VARIABLE||a==Blockly.Msg.NEW_VARIABLE)&&(a=null);c(a)})};Blockly.Variables.nameUsedWithOtherType_=function(a,b,c){c=c.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a&&e.type!=b)return e;return null};
-Blockly.Variables.nameUsedWithAnyType_=function(a,b){b=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var c=0,d;d=b[c];c++)if(d.name.toLowerCase()==a)return d;return null};Blockly.Variables.generateVariableFieldXml_=function(a){var b=a.type;""==b&&(b="''");return'<field name="VAR" id="'+a.getId()+'" variabletype="'+goog.string.htmlEscape(b)+'">'+goog.string.htmlEscape(a.name)+"</field>"};
-Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap();if(b){var f=a.getVariableById(b);!f&&e&&(f=e.getVariableById(b))}else if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
-Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){a=a.getAllVariables();var c=[];if(b.length!=a.length)for(var d=0;d<a.length;d++){var e=a[d];b.includes(e)||c.push(e)}return c};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Colour")};
+Blockly.Variables.nameUsedWithAnyType_=function(a,b){b=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var c=0,d;d=b[c];c++)if(d.name.toLowerCase()==a)return d;return null};Blockly.Variables.generateVariableFieldXmlString=function(a){var b=a.type;""==b&&(b="''");return'<field name="VAR" id="'+a.getId()+'" variabletype="'+goog.string.htmlEscape(b)+'">'+goog.string.htmlEscape(a.name)+"</field>"};
+Blockly.Variables.generateVariableFieldDom=function(a){a=Blockly.Variables.generateVariableFieldXmlString(a);return Blockly.Xml.textToDom("<xml>"+a+"</xml>").firstChild};Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};
+Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap();if(b){var f=a.getVariableById(b);!f&&e&&(f=e.getVariableById(b))}else if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
+Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){a=a.getAllVariables();var c=[];if(b.length!=a.length)for(var d=0;d<a.length;d++){var e=a[d];-1==b.indexOf(e)&&c.push(e)}return c};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Colour")};
 Blockly.VariablesDynamic.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_STRING_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_STRING");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_NUMBER_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_NUMBER");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_COLOUR_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_COLOUR");
 b.push(c);a.registerButtonCallback("CREATE_VARIABLE_STRING",Blockly.VariablesDynamic.onCreateVariableButtonClick_String);a.registerButtonCallback("CREATE_VARIABLE_NUMBER",Blockly.VariablesDynamic.onCreateVariableButtonClick_Number);a.registerButtonCallback("CREATE_VARIABLE_COLOUR",Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour);a=Blockly.VariablesDynamic.flyoutCategoryBlocks(a);return b=b.concat(a)};
-Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c='<xml><block type="variables_set_dynamic" gap="24">'+Blockly.Variables.generateVariableFieldXml_(a[0])+"</block></xml>";c=Blockly.Xml.textToDom(c).firstChild;b.push(c)}if(Blockly.Blocks.variables_get_dynamic)for(var d=0;c=a[d];d++)c='<xml><block type="variables_get_dynamic" gap="8">'+Blockly.Variables.generateVariableFieldXml_(c)+
+Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c='<xml><block type="variables_set_dynamic" gap="24">'+Blockly.Variables.generateVariableFieldXmlString(a[0])+"</block></xml>";c=Blockly.Xml.textToDom(c).firstChild;b.push(c)}if(Blockly.Blocks.variables_get_dynamic)for(var d=0;c=a[d];d++)c='<xml><block type="variables_get_dynamic" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(c)+
 "</block></xml>",c=Blockly.Xml.textToDom(c).firstChild,b.push(c)}return b};Blockly.WorkspaceAudio=function(a){this.parentWorkspace_=a;this.SOUNDS_=Object.create(null)};Blockly.WorkspaceAudio.prototype.lastSound_=null;Blockly.WorkspaceAudio.prototype.dispose=function(){this.SOUNDS_=this.parentWorkspace_=null};Blockly.WorkspaceAudio.prototype.load=function(a,b){if(a.length){try{var c=new window.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new window.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};
 Blockly.WorkspaceAudio.prototype.preload=function(){for(var a in this.SOUNDS_){var b=this.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
 Blockly.WorkspaceAudio.prototype.play=function(a,b){var c=this.SOUNDS_[a];c?(a=new Date,null!=this.lastSound_&&a-this.lastSound_<Blockly.SOUND_LIMIT||(this.lastSound_=a,c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())):this.parentWorkspace_&&this.parentWorkspace_.getAudioManager().play(a,b)};Blockly.WorkspaceDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.WorkspaceDragSurfaceSvg.prototype.SVG_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.dragGroup_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.container_=null;
 Blockly.WorkspaceDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.createSvgElement("svg",{xmlns:Blockly.SVG_NS,"xmlns:html":Blockly.HTML_NS,"xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklyWsDragSurface blocklyOverflowVisible"},null),this.container_.appendChild(this.SVG_))};
 Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
-Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,
-"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
-Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml");c.appendChild(Blockly.Xml.variablesToDom(Blockly.Variables.allUsedVarModels(a)));a=a.getTopBlocks(!0);for(var d=0,e;e=a[d];d++)c.appendChild(Blockly.Xml.blockToDomWithXY(e,b));return c};Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};
+Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){if(!a)throw"Couldn't clear and hide the drag surface: missing new surface.";var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,
+b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
+Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml"),d=Blockly.Variables.allUsedVarModels(a);d.length&&c.appendChild(Blockly.Xml.variablesToDom(d));a=a.getTopBlocks(!0);d=0;for(var e;e=a[d];d++)c.appendChild(Blockly.Xml.blockToDomWithXY(e,b));return c};Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};
 Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());b=Blockly.Xml.blockToDom(a,b);var d=a.getRelativeToSurfaceXY();b.setAttribute("x",Math.round(a.workspace.RTL?c-d.x:d.x));b.setAttribute("y",Math.round(d.y));return b};
 Blockly.Xml.fieldToDomVariable_=function(a){null==a.getValue()&&(a.initModel(),a.getValue());var b=a.getVariable();if(!b)throw Error("Tried to serialize a variable field with no variable.");var c=goog.dom.createDom("field",null,b.name);c.setAttribute("name",a.name);c.setAttribute("id",b.getId());c.setAttribute("variabletype",b.type);return c};
 Blockly.Xml.fieldToDom_=function(a){if(a.name&&a.EDITABLE){if(a instanceof Blockly.FieldVariable)return Blockly.Xml.fieldToDomVariable_(a);var b=goog.dom.createDom("field",null,a.getValue());b.setAttribute("name",a.name);return b}return null};Blockly.Xml.allFieldsToDom_=function(a,b){for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)(f=Blockly.Xml.fieldToDom_(f))&&b.appendChild(f)};
@@ -1136,8 +1194,8 @@ f.name);h||c.appendChild(g)}}a.inputsInlineDefault!=a.inputsInline&&c.setAttribu
 Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
 Blockly.Xml.textToDom=function(a){(a=(new DOMParser).parseFromString(a,"text/xml"))&&a.firstChild&&"xml"==a.firstChild.nodeName.toLowerCase()&&a.firstChild===a.lastChild||goog.asserts.fail("Blockly.Xml.textToDom did not obtain a valid XML tree.");return a.firstChild};
 Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.Field.startCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;h<e;h++){var k=a.childNodes[h],n=k.nodeName.toLowerCase();if("block"==n||"shadow"==n&&!Blockly.Events.recordUndo){var p=
-Blockly.Xml.domToBlock(k,b);c.push(p.id);var l=parseInt(k.getAttribute("x"),10),m=parseInt(k.getAttribute("y"),10);isNaN(l)||isNaN(m)||p.moveBy(b.RTL?d-l:l,m);g=!1}else if("shadow"==n)goog.asserts.fail("Shadow block cannot be a top-level block."),g=!1;else if("variables"==n){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");g=!1}}}finally{f||Blockly.Events.setGroup(!1),
-Blockly.Field.stopCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
+Blockly.Xml.domToBlock(k,b);c.push(p.id);var l=k.hasAttribute("x")?parseInt(k.getAttribute("x"),10):10,m=k.hasAttribute("y")?parseInt(k.getAttribute("y"),10):10;isNaN(l)||isNaN(m)||p.moveBy(b.RTL?d-l:l,m);g=!1}else if("shadow"==n)goog.asserts.fail("Shadow block cannot be a top-level block."),g=!1;else if("variables"==n){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");
+g=!1}}}finally{f||Blockly.Events.setGroup(!1),Blockly.Field.stopCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
 Blockly.Xml.appendDomToWorkspace=function(a,b){if(b.hasOwnProperty("scale")){var c=Blockly.BlockSvg.TAB_WIDTH;try{Blockly.BlockSvg.TAB_WIDTH=0;var d=b.getBlocksBoundingBox()}finally{Blockly.BlockSvg.TAB_WIDTH=c}}a=Blockly.Xml.domToWorkspace(a,b);if(d&&d.height){c=d.y+d.height;var e=d.x;var f=Infinity,g=Infinity;for(d=0;d<a.length;d++){var h=b.getBlockById(a[d]).getRelativeToSurfaceXY();h.y<g&&(g=h.y);h.x<f&&(f=h.x)}c=c-g+Blockly.BlockSvg.SEP_SPACE_Y;e-=f;var k;b.RTL&&(k=b.getWidth());for(d=0;d<a.length;d++)b.getBlockById(a[d]).moveBy(b.RTL?
 k-e:e,c)}return a};
 Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();c=b.getAllVariables();try{var d=Blockly.Xml.domToBlockHeadless_(a,b),e=d.getDescendants();if(b.rendered){d.setConnectionsHidden(!0);for(var f=e.length-1;0<=f;f--)e[f].initSvg();for(f=e.length-1;0<=f;f--)e[f].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();b.resizeContents()}else for(f=
@@ -1146,7 +1204,7 @@ Blockly.Xml.domToVariables=function(a,b){for(var c=0,d;d=a.children[c];c++){var
 Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");goog.asserts.assert(d,"Block type unspecified: %s",a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);var f=null;e=0;for(var g;g=a.childNodes[e];e++)if(3!=g.nodeType){for(var h=f=null,k=0,n;n=g.childNodes[k];k++)1==n.nodeType&&("block"==n.nodeName.toLowerCase()?f=n:"shadow"==n.nodeName.toLowerCase()&&(h=n));!f&&h&&(f=h);k=g.getAttribute("name");switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&
 (c.domToMutation(g),c.initSvg&&c.initSvg());break;case "comment":c.setCommentText(g.textContent);var p=g.getAttribute("pinned");p&&!c.isInFlyout&&setTimeout(function(){c.comment&&c.comment.setVisible&&c.comment.setVisible("true"==p)},1);f=parseInt(g.getAttribute("w"),10);g=parseInt(g.getAttribute("h"),10);!isNaN(f)&&!isNaN(g)&&c.comment&&c.comment.setVisible&&c.comment.setBubbleSize(f,g);break;case "data":c.data=g.textContent;break;case "title":case "field":Blockly.Xml.domToField_(c,k,g);break;case "value":case "statement":g=
 c.getInput(k);if(!g){console.warn("Ignoring non-existent input "+k+" in block "+d);break}h&&g.connection.setShadowDom(h);f&&(f=Blockly.Xml.domToBlockHeadless_(f,b),f.outputConnection?g.connection.connect(f.outputConnection):f.previousConnection?g.connection.connect(f.previousConnection):goog.asserts.fail("Child block does not have output or previous statement."));break;case "next":h&&c.nextConnection&&c.nextConnection.setShadowDom(h);f&&(goog.asserts.assert(c.nextConnection,"Next statement does not exist."),
-goog.asserts.assert(!c.nextConnection.isConnected(),"Next statement is already connected."),f=Blockly.Xml.domToBlockHeadless_(f,b),goog.asserts.assert(f.previousConnection,"Next block does not have previous statement."),c.nextConnection.connect(f.previousConnection));break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setDisabled("true"==e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==
+goog.asserts.assert(!c.nextConnection.isConnected(),"Next statement is already connected."),f=Blockly.Xml.domToBlockHeadless_(f,b),goog.asserts.assert(f.previousConnection,"Next block does not have previous statement."),c.nextConnection.connect(f.previousConnection));break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setDisabled("true"==e||"disabled"==e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==
 e);(e=a.getAttribute("movable"))&&c.setMovable("true"==e);(e=a.getAttribute("editable"))&&c.setEditable("true"==e);(e=a.getAttribute("collapsed"))&&c.setCollapsed("true"==e);if("shadow"==a.nodeName.toLowerCase()){a=c.getChildren();for(e=0;b=a[e];e++)goog.asserts.assert(b.isShadow(),"Shadow block not allowed non-shadow child.");goog.asserts.assert(0==c.getVarModels().length,"Shadow blocks cannot have variable references.");c.setShadow(!0)}return c};
 Blockly.Xml.domToFieldVariable_=function(a,b,c,d){var e=b.getAttribute("variabletype")||"";"''"==e&&(e="");a=Blockly.Variables.getOrCreateVariablePackage(a,b.id,c,e);if(null!=e&&e!==a.type)throw Error("Serialized variable type with id '"+a.getId()+"' had type "+a.type+", and does not match variable field that references it: "+Blockly.Xml.domToText(b)+".");d.setValue(a.getId())};
 Blockly.Xml.domToField_=function(a,b,c){var d=a.getField(b);d?(a=a.workspace,b=c.textContent,d instanceof Blockly.FieldVariable?Blockly.Xml.domToFieldVariable_(a,c,b,d):d.setValue(b)):console.warn("Ignoring non-existent field "+b+" in block "+a.type)};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});
@@ -1163,31 +1221,31 @@ Blockly.WorkspaceSvg=function(a,b,c){Blockly.WorkspaceSvg.superClass_.constructo
 this.grid_=this.options.gridPattern?new Blockly.Grid(a.gridPattern,a.gridOptions):null;Blockly.Variables&&Blockly.Variables.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_CATEGORY_NAME,Blockly.Variables.flyoutCategory);Blockly.VariablesDynamic&&Blockly.VariablesDynamic.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME,Blockly.VariablesDynamic.flyoutCategory);Blockly.Procedures&&Blockly.Procedures.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.PROCEDURE_CATEGORY_NAME,
 Blockly.Procedures.flyoutCategory)};goog.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.resizeHandlerWrapper_=null;Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;Blockly.WorkspaceSvg.prototype.isMutator=!1;Blockly.WorkspaceSvg.prototype.resizesEnabled_=!0;Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.startScrollX=0;Blockly.WorkspaceSvg.prototype.startScrollY=0;
 Blockly.WorkspaceSvg.prototype.dragDeltaXY_=null;Blockly.WorkspaceSvg.prototype.scale=1;Blockly.WorkspaceSvg.prototype.trashcan=null;Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.currentGesture_=null;Blockly.WorkspaceSvg.prototype.blockDragSurface_=null;Blockly.WorkspaceSvg.prototype.workspaceDragSurface_=null;Blockly.WorkspaceSvg.prototype.useWorkspaceDragSurface_=!1;Blockly.WorkspaceSvg.prototype.isDragSurfaceActive_=!1;
-Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){return this.inverseScreenCTM_};
+Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.configureContextMenu=null;Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){return this.inverseScreenCTM_};
 Blockly.WorkspaceSvg.prototype.updateInverseScreenCTM=function(){var a=this.getParentSvg().getScreenCTM();a&&(this.inverseScreenCTM_=a.inverse())};
 Blockly.WorkspaceSvg.prototype.getSvgXY=function(a){var b=0,c=0,d=1;if(goog.dom.contains(this.getCanvas(),a)||goog.dom.contains(this.getBubbleCanvas(),a))d=this.scale;do{var e=Blockly.utils.getRelativeXY(a);if(a==this.getCanvas()||a==this.getBubbleCanvas())d=1;b+=e.x*d;c+=e.y*d;a=a.parentNode}while(a&&a!=this.getParentSvg());return new goog.math.Coordinate(b,c)};Blockly.WorkspaceSvg.prototype.getOriginOffsetInPixels=function(){return Blockly.utils.getInjectionDivXY_(this.svgBlockCanvas_)};
 Blockly.WorkspaceSvg.prototype.setResizeHandlerWrapper=function(a){this.resizeHandlerWrapper_=a};
 Blockly.WorkspaceSvg.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyWorkspace"},null);a&&(this.svgBackground_=Blockly.utils.createSvgElement("rect",{height:"100%",width:"100%","class":a},this.svgGroup_),"blocklyMainBackground"==a&&this.grid_&&(this.svgBackground_.style.fill="url(#"+this.grid_.getPatternId()+")"));this.svgBlockCanvas_=Blockly.utils.createSvgElement("g",{"class":"blocklyBlockCanvas"},this.svgGroup_);this.svgBubbleCanvas_=Blockly.utils.createSvgElement("g",
-{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=new Blockly.Toolbox(this));
-this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
+{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_,!1,!0),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=
+new Blockly.Toolbox(this));this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
 Blockly.WorkspaceSvg.prototype.dispose=function(){this.rendered=!1;this.currentGesture_&&this.currentGesture_.cancel();Blockly.WorkspaceSvg.superClass_.dispose.call(this);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.toolbox_&&(this.toolbox_.dispose(),this.toolbox_=null);this.flyout_&&(this.flyout_.dispose(),this.flyout_=null);this.trashcan&&(this.trashcan.dispose(),this.trashcan=null);this.scrollbar&&(this.scrollbar.dispose(),
 this.scrollbar=null);this.zoomControls_&&(this.zoomControls_.dispose(),this.zoomControls_=null);this.audioManager_&&(this.audioManager_.dispose(),this.audioManager_=null);this.grid_&&(this.grid_.dispose(),this.grid_=null);this.toolboxCategoryCallbacks_&&(this.toolboxCategoryCallbacks_=null);this.flyoutButtonCallbacks_&&(this.flyoutButtonCallbacks_=null);this.options.parentWorkspace||goog.dom.removeNode(this.getParentSvg().parentNode);this.resizeHandlerWrapper_&&(Blockly.unbindEvent_(this.resizeHandlerWrapper_),
 this.resizeHandlerWrapper_=null)};Blockly.WorkspaceSvg.prototype.newBlock=function(a,b){return new Blockly.BlockSvg(this,a,b)};Blockly.WorkspaceSvg.prototype.addTrashcan_=function(a){this.trashcan=new Blockly.Trashcan(this);var b=this.trashcan.createDom();this.svgGroup_.insertBefore(b,this.svgBlockCanvas_);return this.trashcan.init(a)};
 Blockly.WorkspaceSvg.prototype.addZoomControls_=function(a){this.zoomControls_=new Blockly.ZoomControls(this);var b=this.zoomControls_.createDom();this.svgGroup_.appendChild(b);return this.zoomControls_.init(a)};
 Blockly.WorkspaceSvg.prototype.addFlyout_=function(a){var b={disabledPatternId:this.options.disabledPatternId,parentWorkspace:this,RTL:this.RTL,oneBasedIndex:this.options.oneBasedIndex,horizontalLayout:this.horizontalLayout,toolboxPosition:this.options.toolboxPosition};this.flyout_=null;this.flyout_=this.horizontalLayout?new Blockly.HorizontalFlyout(b):new Blockly.VerticalFlyout(b);this.flyout_.autoClose=!1;return this.flyout_.createDom(a)};
-Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
+Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.getToolbox=function(){return this.toolbox_};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
 Blockly.WorkspaceSvg.prototype.resize=function(){this.toolbox_&&this.toolbox_.position();this.flyout_&&this.flyout_.position();this.trashcan&&this.trashcan.position();this.zoomControls_&&this.zoomControls_.position();this.scrollbar&&this.scrollbar.resize();this.updateScreenCalculations_()};Blockly.WorkspaceSvg.prototype.updateScreenCalculationsIfScrolled=function(){var a=goog.dom.getDocumentScroll();goog.math.Coordinate.equals(this.lastRecordedPageScroll_,a)||(this.lastRecordedPageScroll_=a,this.updateScreenCalculations_())};
 Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};Blockly.WorkspaceSvg.prototype.getParentSvg=function(){if(this.cachedParentSvg_)return this.cachedParentSvg_;for(var a=this.svgGroup_;a;){if("svg"==a.tagName)return this.cachedParentSvg_=a;a=a.parentNode}return null};
 Blockly.WorkspaceSvg.prototype.translate=function(a,b){if(this.useWorkspaceDragSurface_&&this.isDragSurfaceActive_)this.workspaceDragSurface_.translateSurface(a,b);else{var c="translate("+a+","+b+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)}this.blockDragSurface_&&this.blockDragSurface_.translateAndScaleGroup(a,b,this.scale)};
 Blockly.WorkspaceSvg.prototype.resetDragSurface=function(){if(this.useWorkspaceDragSurface_){this.isDragSurfaceActive_=!1;var a=this.workspaceDragSurface_.getSurfaceTranslation();this.workspaceDragSurface_.clearAndHide(this.svgGroup_);a="translate("+a.x+","+a.y+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",a);this.svgBubbleCanvas_.setAttribute("transform",a)}};
-Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=this.getParentSvg().getAttribute("width"),c=this.getParentSvg().getAttribute("height"),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,d.y)}};
-Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
+Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=parseInt(this.getParentSvg().getAttribute("width"),10),c=parseInt(this.getParentSvg().getAttribute("height"),10),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,
+d.y)}};Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
 Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.scrollbar&&this.scrollbar.setContainerVisible(a);this.getFlyout_()&&this.getFlyout_().setContainerVisible(a);this.getParentSvg().style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=a.length-1;0<=b;b--)a[b].render(!1)};
 Blockly.WorkspaceSvg.prototype.traceOn=function(){console.warn("Deprecated call to traceOn, delete this.")};Blockly.WorkspaceSvg.prototype.highlightBlock=function(a,b){if(void 0===b){for(var c=0,d;d=this.highlightedBlocks_[c];c++)d.setHighlighted(!1);this.highlightedBlocks_.length=0}if(d=a?this.getBlockById(a):null)(a=void 0===b||b)?-1==this.highlightedBlocks_.indexOf(d)&&this.highlightedBlocks_.push(d):goog.array.remove(this.highlightedBlocks_,d),d.setHighlighted(a)};
 Blockly.WorkspaceSvg.prototype.paste=function(a){if(this.rendered&&!(a.getElementsByTagName("block").length>=this.remainingCapacity())){this.currentGesture_&&this.currentGesture_.cancel();Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(d)){this.RTL&&(c=-c);do{a=!1;for(var e=this.getAllBlocks(),f=0,g;g=e[f];f++){var h=g.getRelativeToSurfaceXY();if(1>=Math.abs(c-h.x)&&1>=Math.abs(d-h.y)){a=!0;
 break}}if(!a){var k=b.getConnections_(!1);f=0;for(var n;n=k[f];f++)if(n.closest(Blockly.SNAP_RADIUS,new goog.math.Coordinate(c,d)).connection){a=!0;break}}a&&(c=this.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,d+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(c,d)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()}};
 Blockly.WorkspaceSvg.prototype.refreshToolboxSelection=function(){var a=this.isFlyout?this.targetWorkspace:this;a&&!a.currentGesture_&&a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection()};
-Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
+Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan&&this.svgGroup_.parentNode?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
 Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){a=new goog.math.Coordinate(a.clientX,a.clientY);return this.deleteAreaTrash_&&this.deleteAreaTrash_.contains(a)?Blockly.DELETE_AREA_TRASH:this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a)?Blockly.DELETE_AREA_TOOLBOX:Blockly.DELETE_AREA_NONE};Blockly.WorkspaceSvg.prototype.onMouseDown_=function(a){var b=this.getGesture(a);b&&b.handleWsStart(a,this)};
 Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;this.dragDeltaXY_=goog.math.Coordinate.difference(b,a)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return goog.math.Coordinate.sum(this.dragDeltaXY_,a)};
 Blockly.WorkspaceSvg.prototype.isDragging=function(){return null!=this.currentGesture_&&this.currentGesture_.isDragging()};Blockly.WorkspaceSvg.prototype.isDraggable=function(){return!!this.scrollbar};Blockly.WorkspaceSvg.prototype.onMouseWheel_=function(a){this.currentGesture_&&this.currentGesture_.cancel();var b=-a.deltaY/50,c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());this.zoom(c.x,c.y,b);a.preventDefault()};
@@ -1196,13 +1254,14 @@ b.topLeft.x,height:b.bottomRight.y-b.topLeft.y}};Blockly.WorkspaceSvg.prototype.
 Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(a){if(a.isDeletable())m=m.concat(a.getDescendants());else{a=a.getChildren();for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=m.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
 this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.scrollbar&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,n=0;n<e.length;n++)for(var p=e[n];p;)p.isCollapsed()?h=!0:k=!0,p=p.getNextBlock();var l=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
 b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){l(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){l(!1)};d.push(h)}var m=[];for(n=0;n<e.length;n++)b(e[n]);h={text:1==m.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(m.length)),enabled:0<m.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>m.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",m.length),function(a){a&&
-c()})}};d.push(h);Blockly.ContextMenu.show(a,d,this.RTL)}};
+c()})}};d.push(h);this.configureContextMenu&&this.configureContextMenu(d);Blockly.ContextMenu.show(a,d,this.RTL)}};
 Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.Options.parseToolboxTree(a)){if(!this.options.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!this.toolbox_)throw"Existing toolbox has no categories.  Can't change mode.";this.options.languageTree=a;this.toolbox_.populate_(a);this.toolbox_.addColour_()}else{if(!this.flyout_)throw"Existing toolbox has categories.  Can't change mode.";this.options.languageTree=
 a;this.flyout_.show(a.childNodes)}}else if(this.options.languageTree)throw"Can't nullify an existing toolbox.";};Blockly.WorkspaceSvg.prototype.markFocused=function(){this.options.parentWorkspace?this.options.parentWorkspace.markFocused():(Blockly.mainWorkspace=this,this.setBrowserFocus())};Blockly.WorkspaceSvg.prototype.setBrowserFocus=function(){document.activeElement&&document.activeElement.blur();try{this.getParentSvg().focus()}catch(a){try{this.getParentSvg().parentNode.setActive()}catch(b){this.getParentSvg().parentNode.focus()}}};
 Blockly.WorkspaceSvg.prototype.zoom=function(a,b,c){var d=this.options.zoomOptions.scaleSpeed,e=this.getMetrics(),f=this.getParentSvg().createSVGPoint();f.x=a;f.y=b;f=f.matrixTransform(this.getCanvas().getCTM().inverse());a=f.x;b=f.y;f=this.getCanvas();d=Math.pow(d,c);c=this.scale*d;c>this.options.zoomOptions.maxScale?d=this.options.zoomOptions.maxScale/this.scale:c<this.options.zoomOptions.minScale&&(d=this.options.zoomOptions.minScale/this.scale);this.scale!=c&&(this.scrollbar&&(a=f.getCTM().translate(a*
 (1-d),b*(1-d)).scale(d),this.scrollX=a.e-e.absoluteLeft,this.scrollY=a.f-e.absoluteTop),this.setScale(c))};Blockly.WorkspaceSvg.prototype.zoomCenter=function(a){var b=this.getMetrics();this.zoom(b.viewWidth/2,b.viewHeight/2,a)};
 Blockly.WorkspaceSvg.prototype.zoomToFit=function(){var a=this.getMetrics(),b=this.getBlocksBoundingBox(),c=b.width;b=b.height;if(c){var d=a.viewWidth,e=a.viewHeight;this.flyout_&&(d-=this.flyout_.width_);this.scrollbar||(c+=a.contentLeft,b+=a.contentTop);this.setScale(Math.min(d/c,e/b));this.scrollCenter()}};
-Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}};
+Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}else console.warn("Tried to scroll a non-scrollable workspace.")};
+Blockly.WorkspaceSvg.prototype.centerOnBlock=function(a){if(this.scrollbar){if(a=this.getBlockById(a)){var b=a.getRelativeToSurfaceXY(),c=a.getHeightWidth(),d=this.scale;a=(b.x+(this.RTL?-1:1)*c.width/2)*d;b=(b.y+c.height/2)*d;c=this.getMetrics();a=a-c.contentLeft-c.viewWidth/2;b=b-c.contentTop-c.viewHeight/2;Blockly.hideChaff();this.scrollbar.set(a,b)}}else console.warn("Tried to scroll a non-scrollable workspace.")};
 Blockly.WorkspaceSvg.prototype.setScale=function(a){this.options.zoomOptions.maxScale&&a>this.options.zoomOptions.maxScale?a=this.options.zoomOptions.maxScale:this.options.zoomOptions.minScale&&a<this.options.zoomOptions.minScale&&(a=this.options.zoomOptions.minScale);this.scale=a;this.grid_&&this.grid_.update(this.scale);this.scrollbar?this.scrollbar.resize():this.translate(this.scrollX,this.scrollY);Blockly.hideChaff(!1);this.flyout_&&this.flyout_.reflow()};
 Blockly.WorkspaceSvg.getDimensionsPx_=function(a){var b=0,c=0;a&&(b=a.getWidth(),c=a.getHeight());return{width:b,height:c}};Blockly.WorkspaceSvg.getContentDimensions_=function(a,b){return a.scrollbar?Blockly.WorkspaceSvg.getContentDimensionsBounded_(a,b):Blockly.WorkspaceSvg.getContentDimensionsExact_(a)};
 Blockly.WorkspaceSvg.getContentDimensionsExact_=function(a){var b=a.getBlocksBoundingBox(),c=a.scale;a=b.width*c;var d=b.height*c,e=b.x*c;b=b.y*c;return{left:e,top:b,right:e+a,bottom:b+d,width:a,height:d}};
@@ -1213,7 +1272,7 @@ Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_=function(a){if(!this.scrollbar
 Blockly.WorkspaceSvg.prototype.setResizesEnabled=function(a){var b=!this.resizesEnabled_&&a;this.resizesEnabled_=a;b&&this.resizeContents()};Blockly.WorkspaceSvg.prototype.clear=function(){this.setResizesEnabled(!1);Blockly.WorkspaceSvg.superClass_.clear.call(this);this.setResizesEnabled(!0)};Blockly.WorkspaceSvg.prototype.registerButtonCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Button callbacks must be functions.");this.flyoutButtonCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getButtonCallback=function(a){return(a=this.flyoutButtonCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeButtonCallback=function(a){this.flyoutButtonCallbacks_[a]=null};Blockly.WorkspaceSvg.prototype.registerToolboxCategoryCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Toolbox category callbacks must be functions.");this.toolboxCategoryCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getToolboxCategoryCallback=function(a){return(a=this.toolboxCategoryCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeToolboxCategoryCallback=function(a){this.toolboxCategoryCallbacks_[a]=null};
-Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.Gesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
+Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.TouchGesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
 Blockly.WorkspaceSvg.prototype.getAudioManager=function(){return this.audioManager_};Blockly.WorkspaceSvg.prototype.getGrid=function(){return this.grid_};Blockly.WorkspaceSvg.prototype.setVisible=Blockly.WorkspaceSvg.prototype.setVisible;Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;
 Blockly.Mutator.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("rect",{"class":"blocklyIconShape",rx:"4",ry:"4",height:"16",width:"16"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m4.203,7.296 0,1.368 -0.92,0.677 -0.11,0.41 0.9,1.559 0.41,0.11 1.043,-0.457 1.187,0.683 0.127,1.134 0.3,0.3 1.8,0 0.3,-0.299 0.127,-1.138 1.185,-0.682 1.046,0.458 0.409,-0.11 0.9,-1.559 -0.11,-0.41 -0.92,-0.677 0,-1.366 0.92,-0.677 0.11,-0.41 -0.9,-1.559 -0.409,-0.109 -1.046,0.458 -1.185,-0.682 -0.127,-1.138 -0.3,-0.299 -1.8,0 -0.3,0.3 -0.126,1.135 -1.187,0.682 -1.043,-0.457 -0.41,0.11 -0.899,1.559 0.108,0.409z"},a);
 Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"2.7",cx:"8",cy:"8"},a)};Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
@@ -1222,9 +1281,9 @@ Blockly.TOOLBOX_AT_LEFT,horizontalLayout:!1,getMetrics:this.getFlyoutMetrics_.bi
 Blockly.Mutator.prototype.updateEditable=function(){this.block_.isInFlyout||(this.block_.isEditable()?this.iconGroup_&&Blockly.utils.removeClass(this.iconGroup_,"blocklyIconGroupReadonly"):(this.setVisible(!1),this.iconGroup_&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly")));Blockly.Icon.prototype.updateEditable.call(this)};
 Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox();var c=this.block_.RTL?-b.x:b.width+b.x;b=b.height+3*a;if(this.workspace_.flyout_){var d=this.workspace_.flyout_.getMetrics_();b=Math.max(b,d.contentHeight+20)}c+=3*a;if(Math.abs(this.workspaceWidth_-c)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=c,this.workspaceHeight_=b,this.bubble_.setBubbleSize(c+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),
 this.svgDialog_.setAttribute("height",this.workspaceHeight_);this.block_.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a));this.workspace_.resize()};
-Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();for(var b=
-0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));
-this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
+Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();
+for(var b=0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();
+this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
 Blockly.Mutator.prototype.workspaceChanged_=function(){if(!this.workspace_.isDragging())for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}if(this.rootBlock_.workspace==this.workspace_){Blockly.Events.setGroup(!0);c=this.block_;a=(a=c.mutationToDom())&&Blockly.Xml.domToText(a);b=c.rendered;c.rendered=!1;c.compose(this.rootBlock_);c.rendered=b;c.initSvg();b=(b=c.mutationToDom())&&Blockly.Xml.domToText(b);
 if(a!=b){Blockly.Events.fire(new Blockly.Events.BlockChange(c,"mutation",null,a,b));var f=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(f);c.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)}c.rendered&&c.render();this.workspace_.isDragging()||this.resizeBubble_();Blockly.Events.setGroup(!1)}};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){return{viewHeight:this.workspaceHeight_,viewWidth:this.workspaceWidth_,absoluteTop:0,absoluteLeft:0}};
 Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};
@@ -1238,8 +1297,9 @@ Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=
 Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){b=Blockly.Extensions.getMutatorProperties_(b);if(b.length!=a.length)return!1;for(var c=0;c<b.length;c++)if(a[c]!=b[c])return!1;return!0};
 Blockly.Extensions.buildTooltipForDropdown=function(a,b){var c=[];"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){for(var a in b)Blockly.utils.checkMessageReferences(b[a])});return function(){this.type&&-1===c.indexOf(this.type)&&(Blockly.Extensions.checkDropdownOptionsInTable_(this,a,b),c.push(this.type));this.setTooltip(function(){var d=this.getFieldValue(a),e=b[d];null==e?-1===c.indexOf(this.type)&&(d="No tooltip mapping for value "+d+" of field "+a,null!=this.type&&(d+=" of block type "+
 this.type),console.warn(d+".")):e=Blockly.utils.replaceMessageReferences(e);return e}.bind(this))}};Blockly.Extensions.checkDropdownOptionsInTable_=function(a,b,c){var d=a.getField(b);if(!d.isOptionListDynamic()){d=d.getOptions();for(var e=0;e<d.length;++e){var f=d[e][1];null==c[f]&&console.warn("No tooltip mapping for value "+f+" of field "+b+" of block type "+a.type)}}};
-Blockly.Extensions.buildTooltipWithFieldValue=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){return Blockly.utils.replaceMessageReferences(a).replace("%1",this.getFieldValue(b))}.bind(this))}};
-Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
+Blockly.Extensions.buildTooltipWithFieldText=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){var c=this.getField(b);return Blockly.utils.replaceMessageReferences(a).replace("%1",c?c.getText():"")}.bind(this))}};
+Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.TYPE_MAP_={};Blockly.Field.register=function(a,b){if(!goog.isString(a)||goog.string.isEmptyOrWhitespace(a))throw Error('Invalid field type "'+a+'"');if(!goog.isObject(b)||!goog.isFunction(b.fromJson))throw Error('Field "'+b+'" must have a fromJson function');Blockly.Field.TYPE_MAP_[a]=b};
+Blockly.Field.fromJson=function(a){var b=Blockly.Field.TYPE_MAP_[a.type];return b?b.fromJson(a):null};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
 Blockly.Field.prototype.setSourceBlock=function(a){goog.asserts.assert(!this.sourceBlock_,"Field already bound to a block.");this.sourceBlock_=a};
 Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.utils.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:0,height:16},this.fieldGroup_),this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-12.5},this.fieldGroup_),this.updateEditable(),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),
 this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_),this.render_())};Blockly.Field.prototype.initModel=function(){};Blockly.Field.prototype.dispose=function(){this.mouseDownWrapper_&&(Blockly.unbindEvent_(this.mouseDownWrapper_),this.mouseDownWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.validator_=this.borderRect_=this.textElement_=this.fieldGroup_=null};
@@ -1253,15 +1313,15 @@ Blockly.Field.prototype.getDisplayText_=function(){var a=this.text_;if(!a)return
 Blockly.Field.prototype.forceRerender=function(){this.size_.width=0;this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_())};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){if(null!==a){var b=this.getValue();b!=a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,b,a)),this.setText(a))}};
 Blockly.Field.prototype.onMouseDown_=function(a){this.sourceBlock_&&this.sourceBlock_.workspace&&(a=this.sourceBlock_.workspace.getGesture(a))&&a.setStartField(this)};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};Blockly.FieldLabel=function(a,b){this.size_=new goog.math.Size(0,17.5);this.class_=b;this.setValue(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabel(b,a["class"])};Blockly.FieldLabel.prototype.EDITABLE=!1;
 Blockly.FieldLabel.prototype.init=function(){this.textElement_||(this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-5},null),this.class_&&Blockly.utils.addClass(this.textElement_,this.class_),this.visible_||(this.textElement_.style.display="none"),this.sourceBlock_.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.render_())};
-Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
+Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Field.register("field_label",Blockly.FieldLabel);Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
 Blockly.Input.prototype.insertFieldAt=function(a,b,c){if(0>a||a>this.fieldRow.length)throw Error("index "+a+" out of bounds.");if(!b&&!c)return a;goog.isString(b)&&(b=new Blockly.FieldLabel(b));b.setSourceBlock(this.sourceBlock_);this.sourceBlock_.rendered&&b.init();b.name=c;b.prefixField&&(a=this.insertFieldAt(a,b.prefixField));this.fieldRow.splice(a,0,b);++a;b.suffixField&&(a=this.insertFieldAt(a,b.suffixField));this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());
 return a};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return}goog.asserts.fail('Field "%s" not found.',a)};Blockly.Input.prototype.isVisible=function(){return this.visible_};
 Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
 Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
 Blockly.Warning.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("path",{"class":"blocklyIconShape",d:"M2,15Q-1,15 0.5,12L6.5,1.7Q8,-1 9.5,1.7L15.5,12Q17,15 14,15z"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m7,4.8v3.16l0.27,2.27h1.46l0.27,-2.27v-3.16z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"7",y:"11",height:"2",width:"2"},a)};
 Blockly.Warning.textToDom_=function(a){var b=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyBubbleText",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.utils.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};
-Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();a=this.bubble_.getBubbleSize();
-this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
+Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();
+a=this.bubble_.getBubbleSize();this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
 Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){"undefined"!==typeof Blockly.Generator.prototype[b]&&console.warn('FUTURE ERROR: Block prototypeName "'+b+'" conflicts with Blockly.Generator members. Registering Generators for this block type will incur errors.\nThis name will be DISALLOWED (throwing an error) in future versions of Blockly.');this.id=c&&!a.getBlockById(c)?c:Blockly.utils.genUid();a.blockDB_[this.id]=this;this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=
 void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;this.isInMutator=a.isMutator;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: Unknown block type "%s".',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();
 this.inputsInlineDefault=this.inputsInline;if(Blockly.Events.isEnabled()){(a=Blockly.Events.getGroup())||Blockly.Events.setGroup(!0);try{Blockly.Events.fire(new Blockly.Events.BlockCreate(this))}finally{a||Blockly.Events.setGroup(!1)}}goog.isFunction(this.onchange)&&this.setOnChange(this.onchange)};Blockly.Block.obtain=function(a,b){console.warn("Deprecated call to Blockly.Block.obtain, use workspace.newBlock instead.");return a.newBlock(b)};Blockly.Block.prototype.data=null;
@@ -1277,7 +1337,7 @@ Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.
 Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isShadow=function(){return this.isShadow_};Blockly.Block.prototype.setShadow=function(a){this.isShadow_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable()};
 Blockly.Block.prototype.setConnectionsHidden=function(a){if(!a&&this.isCollapsed()){if(this.outputConnection&&this.outputConnection.setHidden(a),this.previousConnection&&this.previousConnection.setHidden(a),this.nextConnection){this.nextConnection.setHidden(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionsHidden(a)}}else for(var c=this.getConnections_(!0),d=0;b=c[d];d++)b.setHidden(a),b.isSuperior()&&(b=b.targetBlock())&&b.setConnectionsHidden(a)};
 Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.getHue=function(){return this.hue_};
-Blockly.Block.prototype.setColour=function(a){var b=Number(a);if(!isNaN(b)&&0<=b&&360>=b)this.hue_=b,this.colour_=Blockly.hueToRgb(b);else if(goog.isString(a)&&/^#[0-9a-fA-F]{6}$/.test(a))this.colour_=a,this.hue_=null;else throw"Invalid colour: "+a;};
+Blockly.Block.prototype.setColour=function(a){var b=goog.isString(a)?Blockly.utils.replaceMessageReferences(a):a,c=Number(b);if(!isNaN(c)&&0<=c&&360>=c)this.hue_=c,this.colour_=Blockly.hueToRgb(c);else if(goog.isString(b)&&/^#[0-9a-fA-F]{6}$/.test(b))this.colour_=b,this.hue_=null;else throw c='Invalid colour: "'+b+'"',a!=b&&(c+=' (from "'+a+'")'),c;};
 Blockly.Block.prototype.setOnChange=function(a){if(a&&!goog.isFunction(a))throw Error("onchange must be a function.");this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);if(this.onchange=a)this.onchangeWrapper_=a.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_)};Blockly.Block.prototype.getField=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};
 Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.push(e.getValue());return a};Blockly.Block.prototype.getVarModels=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&(e=this.workspace.getVariableById(e.getValue()))&&a.push(e);return a};
 Blockly.Block.prototype.updateVarName=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.getId()==e.getValue()&&e.setText(a.name)};Blockly.Block.prototype.renameVarById=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f instanceof Blockly.FieldVariable&&a==f.getValue()&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};
@@ -1291,14 +1351,13 @@ Blockly.Block.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.Event
 Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"collapsed",null,this.collapsed_,a)),this.collapsed_=a)};
 Blockly.Block.prototype.toString=function(a,b){var c=[],d=b||"?";if(this.collapsed_)c.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var e=0,f;f=this.inputList[e];e++){for(var g=0,h;h=f.fieldRow[g];g++)h instanceof Blockly.FieldDropdown&&!h.getValue()?c.push(d):c.push(h.getText());f.connection&&((f=f.connection.targetBlock())?c.push(f.toString(void 0,b)):c.push(d))}c=goog.string.trim(c.join(" "))||"???";a&&(c=goog.string.truncate(c,a));return c};
 Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
-Blockly.Block.prototype.jsonInit=function(a){goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,"Must not have both an output and a previousStatement.");if(void 0!==a.colour){var b=a.colour;b=goog.isString(b)?Blockly.utils.replaceMessageReferences(b):b;this.setColour(b)}for(b=0;void 0!==a["message"+b];)this.interpolate_(a["message"+b],a["args"+b]||[],a["lastDummyAlign"+b]),b++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);
-void 0!==a.previousStatement&&this.setPreviousStatement(!0,a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(b=a.tooltip,b=Blockly.utils.replaceMessageReferences(b),this.setTooltip(b));void 0!==a.enableContextMenu&&(b=a.enableContextMenu,this.contextMenu=!!b);void 0!==a.helpUrl&&(b=a.helpUrl,b=Blockly.utils.replaceMessageReferences(b),this.setHelpUrl(b));goog.isString(a.extensions)&&(console.warn("JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+
-a.type+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b<a.length;++b)Blockly.Extensions.apply(a[b],this,!1)};
+Blockly.Block.prototype.jsonInit=function(a){var b=a.type?'Block "'+a.type+'": ':"";goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,b+"Must not have both an output and a previousStatement.");this.jsonInitColour_(a,b);for(var c=0;void 0!==a["message"+c];)this.interpolate_(a["message"+c],a["args"+c]||[],a["lastDummyAlign"+c]),c++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);void 0!==a.previousStatement&&this.setPreviousStatement(!0,
+a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(c=a.tooltip,c=Blockly.utils.replaceMessageReferences(c),this.setTooltip(c));void 0!==a.enableContextMenu&&(c=a.enableContextMenu,this.contextMenu=!!c);void 0!==a.helpUrl&&(c=a.helpUrl,c=Blockly.utils.replaceMessageReferences(c),this.setHelpUrl(c));goog.isString(a.extensions)&&(console.warn(b+"JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+a.type+
+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,c=0;c<a.length;++c)Blockly.Extensions.apply(a[c],this,!1)};Blockly.Block.prototype.jsonInitColour_=function(a,b){if("colour"in a)if(void 0===a.colour)console.warn(b+"Undefined color value.");else{a=a.colour;try{this.setColour(a)}catch(c){console.warn(b+"Illegal color value: ",a)}}};
 Blockly.Block.prototype.mixin=function(a,b){if(goog.isDef(b)&&!goog.isBoolean(b))throw Error("opt_disableCheck must be a boolean if provided");if(!b){b=[];for(var c in a)void 0!==this[c]&&b.push(c);if(b.length)throw Error("Mixin will overwrite block members: "+JSON.stringify(b));}goog.mixin(this,a)};
 Blockly.Block.prototype.interpolate_=function(a,b,c){var d=Blockly.utils.tokenizeInterpolation(a),e=[],f=0;a=[];for(var g=0;g<d.length;g++){var h=d[g];if("number"==typeof h){if(0>=h||h>b.length)throw Error('Block "'+this.type+'": Message index %'+h+" out of range.");if(e[h])throw Error('Block "'+this.type+'": Message index %'+h+" duplicated.");e[h]=!0;f++;a.push(b[h-1])}else(h=h.trim())&&a.push(h)}if(f!=b.length)throw Error('Block "'+this.type+'": Message does not reference all '+b.length+" arg(s).");
 a.length&&("string"==typeof a[a.length-1]||goog.string.startsWith(a[a.length-1].type,"field_"))&&(g={type:"input_dummy"},c&&(g.align=c),a.push(g));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE};b=[];for(g=0;g<a.length;g++)if(e=a[g],"string"==typeof e)b.push([e,void 0]);else{d=f=null;do if(h=!1,"string"==typeof e)f=new Blockly.FieldLabel(e);else switch(e.type){case "input_value":d=this.appendValueInput(e.name);break;case "input_statement":d=this.appendStatementInput(e.name);
-break;case "input_dummy":d=this.appendDummyInput(e.name);break;case "field_label":f=Blockly.FieldLabel.fromJson(e);break;case "field_input":f=Blockly.FieldTextInput.fromJson(e);break;case "field_angle":f=Blockly.FieldAngle.fromJson(e);break;case "field_checkbox":f=Blockly.FieldCheckbox.fromJson(e);break;case "field_colour":f=Blockly.FieldColour.fromJson(e);break;case "field_variable":f=Blockly.FieldVariable.fromJson(e);break;case "field_dropdown":f=Blockly.FieldDropdown.fromJson(e);break;case "field_image":f=
-Blockly.FieldImage.fromJson(e);break;case "field_number":f=Blockly.FieldNumber.fromJson(e);break;case "field_date":if(Blockly.FieldDate){f=Blockly.FieldDate.fromJson(e);break}default:e.alt&&(e=e.alt,h=!0)}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
+break;case "input_dummy":d=this.appendDummyInput(e.name);break;default:f=Blockly.Field.fromJson(e),f||(e.alt?(e=e.alt,h=!0):console.warn("Blockly could not create a field of type "+e.type+". You may need to register your custom field.  See github.com/google/blockly/issues/1584"))}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
 Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=this.makeConnection_(a);a=new Blockly.Input(a,b,this,c);this.inputList.push(a);return a};
 Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;goog.asserts.assert(-1!=c,'Named input "%s" not found.',a);goog.asserts.assert(-1!=d,'Reference input "%s" not found.',b);this.moveNumberedInputBefore(c,d)}};
 Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){goog.asserts.assert(a!=b,"Can't move input to itself.");goog.asserts.assert(a<this.inputList.length,"Input index "+a+" out of bounds.");goog.asserts.assert(b<=this.inputList.length,"Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c)};
@@ -1312,7 +1371,7 @@ Blockly.ContextMenu.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);va
 Blockly.ContextMenu.callbackFactory=function(a,b){return function(){Blockly.Events.disable();try{var c=Blockly.Xml.domToBlock(b,a.workspace),d=a.getRelativeToSurfaceXY();d.x=a.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=2*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y)}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(c));c.select()}};
 Blockly.ContextMenu.blockDeleteOption=function(a){var b=a.getDescendants(!0).length,c=a.getNextBlock();c&&(b-=c.getDescendants(!0).length);return{text:1==b?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(b)),enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.blockHelpOption=function(a){return{enabled:!(goog.isFunction(a.helpUrl)?!a.helpUrl():!a.helpUrl),text:Blockly.Msg.HELP,callback:function(){a.showHelp_()}}};
 Blockly.ContextMenu.blockDuplicateOption=function(a){var b=!0;a.getDescendants().length>a.workspace.remainingCapacity()&&(b=!1);return{text:Blockly.Msg.DUPLICATE_BLOCK,enabled:b,callback:function(){Blockly.duplicate_(a)}}};Blockly.ContextMenu.blockCommentOption=function(a){var b={enabled:!goog.userAgent.IE};a.comment?(b.text=Blockly.Msg.REMOVE_COMMENT,b.callback=function(){a.setCommentText(null)}):(b.text=Blockly.Msg.ADD_COMMENT,b.callback=function(){a.setCommentText("")});return b};Blockly.BlockSvg=function(a,b,c){this.svgGroup_=Blockly.utils.createSvgElement("g",{},null);this.svgGroup_.translate_="";this.svgPathDark_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1,1)"},this.svgGroup_);this.svgPath_=Blockly.utils.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;this.rendered=!1;this.useDragSurface_=
-Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
+Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c);this.svgGroup_.dataset&&(this.svgGroup_.dataset.id=this.id)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
 Blockly.BlockSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();b=this.getIcons();for(a=0;a<b.length;a++)b[a].createIcon();this.updateColour();this.updateMovable();this.workspace.options.readOnly||this.eventsInit_||Blockly.bindEventWithChecks_(this.getSvgRoot(),"mousedown",this,this.onMouseDown_);this.eventsInit_=!0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};
 Blockly.BlockSvg.prototype.select=function(){if(this.isShadow()&&this.getParent())this.getParent().select();else if(Blockly.selected!=this){var a=null;if(Blockly.selected){a=Blockly.selected.id;Blockly.Events.disable();try{Blockly.selected.unselect()}finally{Blockly.Events.enable()}}a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect()}};
 Blockly.BlockSvg.prototype.unselect=function(){if(Blockly.selected==this){var a=new Blockly.Events.Ui(null,"selected",this.id,null);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=null;this.removeSelect()}};Blockly.BlockSvg.prototype.mutator=null;Blockly.BlockSvg.prototype.comment=null;Blockly.BlockSvg.prototype.warning=null;
@@ -1391,38 +1450,7 @@ Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.p
 Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c){this.height+=c+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+(this.RTL?.5:-.5)+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,c+1),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),this.RTL||b.push("M","0.5,"+(c-.5))):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),a.push("a",Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+
 " 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),this.RTL||(b.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(c-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-.5+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 0.5,"+(c-Blockly.BlockSvg.CORNER_RADIUS))))};
 Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b){this.outputConnection?(this.outputConnection.setOffsetInBlock(0,0),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),a.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),this.RTL?(b.push("M",-.25*Blockly.BlockSvg.TAB_WIDTH+",8.4"),b.push("l",-.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(b.push("V",Blockly.BlockSvg.TAB_HEIGHT-1.5),b.push("m",-.92*
-Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?b.push("V",.5):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
-Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
-Blockly.Events.filter=function(a,b){a=goog.array.clone(a);b||a.reverse();for(var c=[],d=Object.create(null),e=0,f;f=a[e];e++)if(!f.isNull()){var g=[f.type,f.blockId,f.workspaceId].join(" "),h=d[g];h?f.type==Blockly.Events.MOVE?(h.newParentId=f.newParentId,h.newInputName=f.newInputName,h.newCoordinate=f.newCoordinate):f.type==Blockly.Events.CHANGE&&f.element==h.element&&f.name==h.name?h.newValue=f.newValue:f.type!=Blockly.Events.UI||"click"!=f.element||"commentOpen"!=h.element&&"mutatorOpen"!=h.element&&
-"warningOpen"!=h.element?(d[g]=f,c.push(f)):h.newValue=f.newValue:(d[g]=f,c.push(f))}a=c.filter(function(a){return!a.isNull()});b||a.reverse();for(e=1;f=a[e];e++)f.type==Blockly.Events.CHANGE&&"mutation"==f.element&&a.unshift(a.splice(e,1)[0]);return a};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};Blockly.Events.enable=function(){Blockly.Events.disabled_--};
-Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
-Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
-new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
-Blockly.Events.Abstract=function(a){this.recordUndo=this.group=this.workspaceId=this.varId=this.blockId=void 0;a instanceof Blockly.Block?(this.blockId=a.id,this.workspaceId=a.workspace.id):a instanceof Blockly.VariableModel&&(this.workspaceId=a.workspace.id,this.varId=a.getId());this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};
-Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.blockId&&(a.blockId=this.blockId);this.varId&&(a.varId=this.varId);this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.blockId=a.blockId;this.varId=a.varId;this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
-Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.Abstract);
-Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
-Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
-Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.Abstract);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
-Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
-Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};
-goog.inherits(Blockly.Events.Change,Blockly.Events.Abstract);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};
-Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
-Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
-case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
-Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.Abstract);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
-Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
-Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
-Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
-Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
-b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this,a);this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
-Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue};Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
-goog.inherits(Blockly.Events.VarCreate,Blockly.Events.Abstract);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
-Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarDelete,Blockly.Events.Abstract);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;
-Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};
-Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.Abstract);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};
-Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
-Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants();a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}}};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";
+Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?b.push("V",.5):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";
 Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};Blockly.FieldTextInput.prototype.setValue=function(a){if(null!==a){if(this.sourceBlock_){var b=this.callValidator(a);null!==b&&(a=b)}Blockly.Field.prototype.setValue.call(this,a)}};
 Blockly.FieldTextInput.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.text_,a)),Blockly.Field.prototype.setText.call(this,a)))};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
 Blockly.FieldTextInput.prototype.showEditor_=function(a){this.workspace_=this.sourceBlock_.workspace;a=a||!1;!a&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD)?this.showPromptEditor_():this.showInlineEditor_(a)};Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_,function(b){a.sourceBlock_&&(b=a.callValidator(b));a.setValue(b)})};
@@ -1435,7 +1463,7 @@ Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.asse
 Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.getScaledBBox_();a.style.width=b.right-b.left+"px";a.style.height=b.bottom-b.top+"px";b=new goog.math.Coordinate(this.sourceBlock_.RTL?b.right-a.offsetWidth:b.left,b.top);b.y+=1;goog.userAgent.GECKO&&Blockly.WidgetDiv.DIV.style.top&&(--b.x,--b.y);goog.userAgent.WEBKIT&&(b.y-=3);a.style.left=b.x+"px";a.style.top=b.y+"px"};
 Blockly.FieldTextInput.prototype.widgetDispose_=function(){var a=this;return function(){var b=Blockly.FieldTextInput.htmlInput_;a.maybeSaveEdit_();a.unbindEvents_(b);Blockly.FieldTextInput.htmlInput_=null;Blockly.Events.setGroup(!1);b=Blockly.WidgetDiv.DIV.style;b.width="auto";b.height="auto";b.fontSize=""}};
 Blockly.FieldTextInput.prototype.maybeSaveEdit_=function(){var a=Blockly.FieldTextInput.htmlInput_,b=a.value;if(this.sourceBlock_)if(b=this.callValidator(b),null===b)b=a.defaultValue;else if(this.onFinishEditing_)this.onFinishEditing_(b);this.setText(b);this.sourceBlock_.rendered&&this.sourceBlock_.render()};
-Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;
+Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.Field.register("field_input",Blockly.FieldTextInput);Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;
 Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;Blockly.FieldAngle.prototype.render_=function(){this.visible_?(this.textElement_.textContent=this.getDisplayText_(),this.sourceBlock_.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.updateWidth()):this.size_.width=0};
 Blockly.FieldAngle.prototype.dispose_=function(){var a=this;return function(){Blockly.FieldAngle.superClass_.dispose_.call(a)();a.gauge_=null;a.clickWrapper_&&Blockly.unbindEvent_(a.clickWrapper_);a.moveWrapper1_&&Blockly.unbindEvent_(a.moveWrapper1_);a.moveWrapper2_&&Blockly.unbindEvent_(a.moveWrapper2_)}};
 Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClass_.showEditor_.call(this,goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD);var a=Blockly.WidgetDiv.DIV;if(a.firstChild){a=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1",height:2*Blockly.FieldAngle.HALF+"px",width:2*Blockly.FieldAngle.HALF+"px"},a);var b=Blockly.utils.createSvgElement("circle",
@@ -1445,14 +1473,16 @@ Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGE
 b,this.setValue(b),this.validate_(),this.resizeEditor_())};Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.textElement_&&(this.updateGraph_(),this.size_.width=0)};
 Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=Number(this.getText())+Blockly.FieldAngle.OFFSET,b=goog.math.toRadians(a);a=["M ",Blockly.FieldAngle.HALF,",",Blockly.FieldAngle.HALF];var c=Blockly.FieldAngle.HALF,d=Blockly.FieldAngle.HALF;if(!isNaN(b)){var e=goog.math.toRadians(Blockly.FieldAngle.OFFSET),f=Math.cos(e)*Blockly.FieldAngle.RADIUS,g=Math.sin(e)*-Blockly.FieldAngle.RADIUS;Blockly.FieldAngle.CLOCKWISE&&(b=2*e-b);c+=Math.cos(b)*Blockly.FieldAngle.RADIUS;d-=Math.sin(b)*
 Blockly.FieldAngle.RADIUS;b=Math.abs(Math.floor((b-e)/Math.PI)%2);Blockly.FieldAngle.CLOCKWISE&&(b=1-b);a.push(" l ",f,",",g," A ",Blockly.FieldAngle.RADIUS,",",Blockly.FieldAngle.RADIUS," 0 ",b," ",Number(Blockly.FieldAngle.CLOCKWISE)," ",c,",",d," z")}this.gauge_.setAttribute("d",a.join(""));this.line_.setAttribute("x2",c);this.line_.setAttribute("y2",d)}};
-Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked?"TRUE":"FALSE")};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
+Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.Field.register("field_angle",Blockly.FieldAngle);Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked?"TRUE":"FALSE")};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
 Blockly.FieldCheckbox.prototype.init=function(){if(!this.fieldGroup_){Blockly.FieldCheckbox.superClass_.init.call(this);this.checkElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyCheckbox",x:-3,y:14},this.fieldGroup_);var a=document.createTextNode(Blockly.FieldCheckbox.CHECK_CHAR);this.checkElement_.appendChild(a);this.checkElement_.style.display=this.state_?"block":"none"}};Blockly.FieldCheckbox.prototype.getValue=function(){return String(this.state_).toUpperCase()};
-Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour)};Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;
+Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};
+Blockly.Field.register("field_checkbox",Blockly.FieldCheckbox);Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour)};Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;
 Blockly.FieldColour.prototype.init=function(){Blockly.FieldColour.superClass_.init.call(this);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};Blockly.FieldColour.prototype.getValue=function(){return this.colour_};
 Blockly.FieldColour.prototype.setValue=function(a){this.sourceBlock_&&Blockly.Events.isEnabled()&&this.colour_!=a&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.colour_,a));this.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a)};Blockly.FieldColour.prototype.getText=function(){var a=this.colour_,b=a.match(/^#(.)\1(.)\2(.)\3$/);b&&(a="#"+b[1]+b[2]+b[3]);return a};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;
 Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a){this.colours_=a;return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};
 Blockly.FieldColour.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,Blockly.FieldColour.widgetDispose_);var a=Blockly.utils.getViewportBBox(),b=this.getScaledBBox_(),c=this.createWidget_(),d=goog.style.getSize(c.getElement());Blockly.WidgetDiv.positionWithAnchor(a,b,d,this.sourceBlock_.RTL);var e=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(c,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();
-e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.trimOptions_();a=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,a[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options)};Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT=300;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";
+e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};
+Blockly.Field.register("field_colour",Blockly.FieldColour);Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.trimOptions_();a=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,a[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options)};Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT=300;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";
 Blockly.FieldDropdown.prototype.CURSOR="default";Blockly.FieldDropdown.prototype.value_="";Blockly.FieldDropdown.prototype.imageElement_=null;Blockly.FieldDropdown.prototype.imageJson_=null;Blockly.FieldDropdown.prototype.init=function(){this.fieldGroup_||(this.arrow_=Blockly.utils.createSvgElement("tspan",{},null),this.arrow_.appendChild(document.createTextNode(this.sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR)),Blockly.FieldDropdown.superClass_.init.call(this))};
 Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,null);var a=this.createMenu_();this.addEventListeners_(a);this.positionMenu_(a)};Blockly.FieldDropdown.prototype.addEventListeners_=function(a){this.addActionListener_(a);this.addTouchStartListener_(a);this.addTouchEndListener_(a)};
 Blockly.FieldDropdown.prototype.addActionListener_=function(a){var b=this;goog.events.listen(a,goog.ui.Component.EventType.ACTION,function(a){if(a=a.target)b.onItemSelected(this,a);Blockly.WidgetDiv.hideIfOwner(b);Blockly.Events.setGroup(!1)})};Blockly.FieldDropdown.prototype.addTouchStartListener_=function(a){a.getHandler().listen(a.getElement(),goog.events.EventType.TOUCHSTART,function(a){this.getOwnerControl(a.target).handleMouseDown(a)})};
@@ -1469,21 +1499,24 @@ Blockly.FieldDropdown.prototype.render_=function(){this.visible_?(this.sourceBlo
 Blockly.FieldDropdown.prototype.renderSelectedImage_=function(){this.imageElement_=Blockly.utils.createSvgElement("image",{y:5,height:this.imageJson_.height+"px",width:this.imageJson_.width+"px"},this.fieldGroup_);this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.imageJson_.src);this.textElement_.appendChild(this.arrow_);var a=Blockly.Field.getCachedWidth(this.arrow_);this.size_.height=Number(this.imageJson_.height)+19;this.size_.width=Number(this.imageJson_.width)+
 a;this.sourceBlock_.RTL?(this.imageElement_.setAttribute("x",a),this.textElement_.setAttribute("x",-1)):(this.textElement_.setAttribute("text-anchor","end"),this.textElement_.setAttribute("x",this.size_.width+1))};
 Blockly.FieldDropdown.prototype.renderSelectedText_=function(){var a=document.createTextNode(this.getDisplayText_());this.textElement_.appendChild(a);this.sourceBlock_.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_);this.textElement_.setAttribute("text-anchor","start");this.textElement_.setAttribute("x",0);this.size_.height=Blockly.BlockSvg.MIN_BLOCK_Y;this.size_.width=Blockly.Field.getCachedWidth(this.textElement_)};
-Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);
+Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};
+Blockly.Field.register("field_dropdown",Blockly.FieldDropdown);Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);
 Blockly.FieldImage.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.src),c=Number(Blockly.utils.replaceMessageReferences(a.width)),d=Number(Blockly.utils.replaceMessageReferences(a.height));a=Blockly.utils.replaceMessageReferences(a.alt);return new Blockly.FieldImage(b,c,d,a)};Blockly.FieldImage.prototype.EDITABLE=!1;
 Blockly.FieldImage.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.imageElement_=Blockly.utils.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px"},this.fieldGroup_),this.setValue(this.src_),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),this.setTooltip(this.sourceBlock_),Blockly.Tooltip.bindMouseEvents(this.imageElement_),this.maybeAddClickHandler_())};
 Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.imageElement_=this.fieldGroup_=null};Blockly.FieldImage.prototype.maybeAddClickHandler_=function(){this.clickHandler_&&(this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_))};Blockly.FieldImage.prototype.setTooltip=function(a){this.imageElement_.tooltip=a};Blockly.FieldImage.prototype.getValue=function(){return this.src_};
-Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.forceRerender=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,a.min,a.max,a.precision)};
+Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.forceRerender=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};
+Blockly.Field.register("field_image",Blockly.FieldImage);Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,a.min,a.max,a.precision)};
 Blockly.FieldNumber.prototype.setConstraints=function(a,b,c){c=parseFloat(c);this.precision_=isNaN(c)?0:c;a=parseFloat(a);this.min_=isNaN(a)?-Infinity:a;b=parseFloat(b);this.max_=isNaN(b)?Infinity:b;this.setValue(this.callValidator(this.getValue()))};
-Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.FieldVariable=function(a,b,c,d){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValidator(b);this.defaultVariableName=a||"";this.setTypes_(c,d);this.value_=null};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes,a.defaultType)};
+Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.Field.register("field_number",Blockly.FieldNumber);Blockly.FieldVariable=function(a,b,c,d){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValidator(b);this.defaultVariableName=a||"";this.setTypes_(c,d);this.value_=null};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes,a.defaultType)};
 Blockly.FieldVariable.prototype.init=function(){this.fieldGroup_||(Blockly.FieldVariable.superClass_.init.call(this),this.initModel())};Blockly.FieldVariable.prototype.initModel=function(){if(!this.variable_){this.workspace_=this.sourceBlock_.workspace;var a=Blockly.Variables.getOrCreateVariablePackage(this.workspace_,null,this.defaultVariableName,this.defaultType_);Blockly.Events.disable();try{this.setValue(a.getId())}finally{Blockly.Events.enable()}}};
-Blockly.FieldVariable.dispose=function(){Blockly.FieldVariable.superClass_.dispose.call(this);this.variableMap_=this.workspace_=null};Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};
+Blockly.FieldVariable.prototype.dispose=function(){Blockly.FieldVariable.superClass_.dispose.call(this);this.variableMap_=this.workspace_=null};Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};
 Blockly.FieldVariable.prototype.getText=function(){return this.variable_?this.variable_.name:""};Blockly.FieldVariable.prototype.getVariable=function(){return this.variable_};
 Blockly.FieldVariable.prototype.setValue=function(a){var b=Blockly.Variables.getVariable(this.sourceBlock_.workspace,a);if(!b)throw Error("Variable id doesn't point to a real variable!  ID was "+a);var c=b.type;if(!this.typeIsAllowed_(c))throw Error("Variable type doesn't match this field!  Type was "+c);this.sourceBlock_&&Blockly.Events.isEnabled()&&(c=this.variable_?this.variable_.getId():null,Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,c,a)));this.variable_=
 b;this.value_=a;this.setText(b.name)};Blockly.FieldVariable.prototype.typeIsAllowed_=function(a){var b=this.getVariableTypes_();if(!b)return!0;for(var c=0;c<b.length;c++)if(a==b[c])return!0;return!1};Blockly.FieldVariable.prototype.getVariableTypes_=function(){var a=this.variableTypes;if(null===a&&this.sourceBlock_)return this.sourceBlock_.workspace.getVariableTypes();a=a||[""];if(0==a.length)throw a=this.getText(),Error("'variableTypes' of field variable "+a+" was an empty list");return a};
 Blockly.FieldVariable.prototype.setTypes_=function(a,b){b=b||"";if(null==a||void 0==a)a=null;else if(Array.isArray(a)){for(var c=!1,d=0;d<a.length;d++)a[d]==b&&(c=!0);if(!c)throw Error("Invalid default type '"+b+"' in the definition of a FieldVariable");}else throw Error("'variableTypes' was not an array in the definition of a FieldVariable");this.defaultType_=b;this.variableTypes=a};
-Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=[],b=this.getText(),c=null;this.sourceBlock_&&(c=this.sourceBlock_.workspace);if(c){var d=this.getVariableTypes_();a=[];for(var e=0;e<d.length;e++){var f=c.getVariablesOfType(d[e]);a=a.concat(f)}}a.sort(Blockly.VariableModel.compareByName);c=[];for(e=0;e<a.length;e++)c[e]=[a[e].name,a[e].getId()];c.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
-Blockly.Msg.DELETE_VARIABLE&&c.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",b),Blockly.DELETE_VARIABLE_ID]);return c};Blockly.FieldVariable.prototype.onItemSelected=function(a,b){a=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){b=this.sourceBlock_.workspace;if(a==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(b,this.variable_);return}if(a==Blockly.DELETE_VARIABLE_ID){b.deleteVariableById(this.variable_.getId());return}}this.setValue(a)};Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
+Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=this.getText(),b=null;this.sourceBlock_&&(b=this.sourceBlock_.workspace);var c=[];if(b)for(var d=this.getVariableTypes_(),e=0;e<d.length;e++){var f=b.getVariablesOfType(d[e]);c=c.concat(f)}c.sort(Blockly.VariableModel.compareByName);b=[];for(e=0;e<c.length;e++)b[e]=[c[e].name,c[e].getId()];b.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
+Blockly.Msg.DELETE_VARIABLE&&b.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",a),Blockly.DELETE_VARIABLE_ID]);return b};Blockly.FieldVariable.prototype.onItemSelected=function(a,b){a=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){b=this.sourceBlock_.workspace;if(a==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(b,this.variable_);return}if(a==Blockly.DELETE_VARIABLE_ID){b.deleteVariableById(this.variable_.getId());return}}this.setValue(a)};
+Blockly.Field.register("field_variable",Blockly.FieldVariable);Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
 Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&(e=this.scrubNakedValue(e)),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};
 Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/(?!\n$)\n/g,"\n"+b)};Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants();for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
 Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];goog.asserts.assertFunction(b,'Language "%s" does not know how to generate code for block type "%s".',this.name_,a.type);b=b.call(a,a);if(goog.isArray(b))return goog.asserts.assert(a.outputConnection,'Expecting string from statement block "%s".',a.type),[this.scrub_(a,b[0]),b[1]];if(goog.isString(b)){var c=a.id.replace(/\$/g,"$$$$");this.STATEMENT_PREFIX&&(b=
@@ -1540,17 +1573,18 @@ Blockly.HorizontalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.t
 d.push("h",a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("v",b),d.push("h",-a-2*this.CORNER_RADIUS));d.push("z");this.svgBackground_.setAttribute("d",d.join(" "))};Blockly.HorizontalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(this.RTL?Infinity:0)};
 Blockly.HorizontalFlyout.prototype.wheel_=function(a){var b=a.deltaX;if(b){goog.userAgent.GECKO&&1===a.deltaMode&&(b*=10);var c=this.getMetrics_();b=c.viewLeft+b;b=Math.min(b,c.contentWidth-c.viewWidth);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
 Blockly.HorizontalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH;this.RTL&&(a=a.reverse());for(var e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0;k=this.RTL?d+h.width:d+k;f.moveBy(k,c);k=this.createRect_(f,k,c,h,e);d+=h.width+b[e];this.addBlockListeners_(g,
-f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP){if(a<90+b&&a>90-b)return!0}else if(a>-90-b&&a<-90+b)return!0;return!1};
+f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<90+b&&a>90-b||a>-90-b&&a<-90+b?!0:!1};
 Blockly.HorizontalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.top;a=a.height;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP)return new goog.math.Rect(-1E9,b-1E9,2E9,1E9+a);if(this.toolboxPosition_==Blockly.TOOLBOX_AT_BOTTOM)return new goog.math.Rect(-1E9,b,2E9,1E9+a)};
 Blockly.HorizontalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)a=Math.max(a,d.getHeightWidth().height);a+=1.5*this.MARGIN;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.height_!=a){for(c=0;d=b[c];c++)d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);this.height_=a;this.targetWorkspace_.resize()}};Blockly.VerticalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.VerticalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!1};goog.inherits(Blockly.VerticalFlyout,Blockly.Flyout);
 Blockly.VerticalFlyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;try{var a=this.workspace_.getCanvas().getBBox()}catch(e){a={height:0,y:0,width:0,x:0}}var b=this.SCROLLBAR_PADDING,c=this.height_-2*this.SCROLLBAR_PADDING,d=this.width_;this.RTL||(d-=this.SCROLLBAR_PADDING);return{viewHeight:c,viewWidth:d,contentHeight:a.height*this.workspace_.scale+2*this.MARGIN,contentWidth:a.width*this.workspace_.scale+2*this.MARGIN,viewTop:-this.workspace_.scrollY+a.y,viewLeft:-this.workspace_.scrollX,
 contentTop:a.y,contentLeft:a.x,absoluteTop:b,absoluteLeft:0}};Blockly.VerticalFlyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&(goog.isNumber(a.y)&&(this.workspace_.scrollY=-b.contentHeight*a.y),this.workspace_.translate(this.workspace_.scrollX+b.absoluteLeft,this.workspace_.scrollY+b.absoluteTop))};
-Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
+Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(this.leftEdge_=c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
 Blockly.VerticalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT,d=a+this.CORNER_RADIUS;d=["M "+(c?d:0)+",0"];d.push("h",c?-a:a);d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("v",Math.max(0,b));d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("h",c?a:-a);d.push("z");this.svgBackground_.setAttribute("d",
 d.join(" "))};Blockly.VerticalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(0)};Blockly.VerticalFlyout.prototype.wheel_=function(a){var b=a.deltaY;if(b){goog.userAgent.GECKO&&(b*=10);var c=this.getMetrics_();b=c.viewTop-c.contentTop+b;b=Math.min(b,c.contentHeight-c.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
 Blockly.VerticalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;for(var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH,e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();f.moveBy(d,c);k=this.createRect_(f,this.RTL?d-h.width:d,c,h,e);this.addBlockListeners_(g,f,k);c+=h.height+b[e]}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),c+=
-f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT){if(a<b&&a>-b)return!0}else if(a<-180+b||a>180-b)return!0;return!1};
-Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;return this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9):new goog.math.Rect(b,-1E9,1E9+a,2E9)};
+f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<b&&a>-b||a<-180+b||a>180-b?!0:!1};
+Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT)return new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9);if(goog.userAgent.GECKO&&this.targetWorkspace_&&this.targetWorkspace_.isMutator){var c=this.targetWorkspace_.svgGroup_.getBoundingClientRect().x;10>Math.abs(c-b)&&(b+=this.leftEdge_*this.targetWorkspace_.options.parentWorkspace.scale)}return new goog.math.Rect(b,
+-1E9,1E9+a,2E9)};
 Blockly.VerticalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getHeightWidth().width;d.outputConnection&&(e-=Blockly.BlockSvg.TAB_WIDTH);a=Math.max(a,e)}for(c=0;d=this.buttons_[c];c++)a=Math.max(a,d.width);a+=1.5*this.MARGIN+Blockly.BlockSvg.TAB_WIDTH;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(c=0;d=b[c];c++)this.RTL&&(e=d.getRelativeToSurfaceXY().x,
 d.moveBy(a/this.workspace_.scale-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH-e,0)),d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);if(this.RTL)for(c=0;d=this.buttons_[c];c++)b=d.getPosition().y,d.moveTo(a/this.workspace_.scale-d.width-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH,b);this.width_=a;this.targetWorkspace_.resize()}};Blockly.Toolbox=function(a){this.workspace_=a;this.RTL=a.options.RTL;this.horizontalLayout_=a.options.horizontalLayout;this.toolboxPosition=a.options.toolboxPosition;this.config_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};this.treeSeparatorConfig_={cssTreeRow:"blocklyTreeSeparator"};
 this.horizontalLayout_&&(this.config_.cssTreeRow+=a.RTL?" blocklyHorizontalTreeRtl":" blocklyHorizontalTree",this.treeSeparatorConfig_.cssTreeRow="blocklyTreeSeparatorHorizontal "+(a.RTL?"blocklyHorizontalTreeRtl":"blocklyHorizontalTree"),this.config_.cssTreeIcon="")};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.height=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;
@@ -1582,21 +1616,21 @@ Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;",
 "}",".blocklyDisabled>.blocklyPath {","fill-opacity: .5;","stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","display: none;","}",".blocklyText {","cursor: default;","fill: #fff;","font-family: sans-serif;","font-size: 11pt;","}",".blocklyNonEditableText>text {","pointer-events: none;","}",".blocklyNonEditableText>rect,",".blocklyEditableText>rect {","fill: #fff;","fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {",
 "fill: #000;","}",".blocklyEditableText:hover>rect {","stroke: #fff;","stroke-width: 2;","}",".blocklyBubbleText {","fill: #000;","}",".blocklyFlyout {","position: absolute;","z-index: 20;","}",".blocklyFlyoutButton {","fill: #888;","cursor: default;","}",".blocklyFlyoutButtonShadow {","fill: #666;","}",".blocklyFlyoutButton:hover {","fill: #aaa;","}",".blocklyFlyoutLabel {","cursor: default;","}",".blocklyFlyoutLabelBackground {","opacity: 0;","}",".blocklyFlyoutLabelText {","fill: #000;","}",".blocklySvg text, .blocklyBlockDragSurface text {",
 "user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","cursor: inherit;","}",".blocklyHidden {","display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","display: block;","}",".blocklyIconGroup {","cursor: default;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","opacity: .6;","}",".blocklyIconShape {","fill: #00f;","stroke: #fff;","stroke-width: 1px;","}",".blocklyIconSymbol {","fill: #fff;","}",".blocklyMinimalBody {",
-"margin: 0;","padding: 0;","}",".blocklyCommentTextarea {","background-color: #ffc;","border: 0;","margin: 0;","padding: 2px;","resize: none;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;","}",".blocklyFlyoutBackground {","fill: #ddd;",
-"fill-opacity: .8;","}",".blocklyTransparentBackground {","opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {","fill: #bbb;","}",".blocklyZoom>image {",
-"opacity: .4;","}",".blocklyZoom>image:hover {","opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;","}",".blocklyAngleMarks {","stroke: #444;",
-"stroke-width: 1;","}",".blocklyAngleGauge {","fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;","stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","max-height: 300px !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;",
-"}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;","margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",
-".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;",
-"margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;",
-"}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {",
-"outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;","}",".blocklyWidgetDiv .goog-palette-cell {","height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;","height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {",
-"border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {","border: 1px solid #000;","color: #fff;","}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",
-"color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {",
-"color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;",
-"border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {","left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",
-".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".blocklyWidgetDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;",
-"}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
+"margin: 0;","padding: 0;","}",".blocklyCommentTextarea {","background-color: #ffc;","border: 0;","outline: 0;","margin: 0;","padding: 2px;","resize: none;","display: block;","overflow: hidden;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;",
+"}",".blocklyFlyoutBackground {","fill: #ddd;","fill-opacity: .8;","}",".blocklyTransparentBackground {","opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {",
+"fill: #bbb;","}",".blocklyZoom>image {","opacity: .4;","}",".blocklyZoom>image:hover {","opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;",
+"}",".blocklyAngleMarks {","stroke: #444;","stroke-width: 1;","}",".blocklyAngleGauge {","fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;","stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","max-height: 300px !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {",
+"background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;",
+"margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {",
+"border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;",
+"}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',
+"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {","outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;","}",".blocklyWidgetDiv .goog-palette-cell {","height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;",
+"height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {","border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {","border: 1px solid #000;","color: #fff;","}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;",
+"padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {","color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {",
+"padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {","color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",
+".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {",
+"left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".blocklyWidgetDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;",
+"text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
 Blockly.WidgetDiv.show=function(a,b,c){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.DIV.style.left="",Blockly.WidgetDiv.DIV.style.top="",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV))};Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};
 Blockly.WidgetDiv.position=function(a,b,c,d,e){b<d.y&&(b=d.y);e?a>c.width+d.x&&(a=c.width+d.x):a<d.x&&(a=d.x);Blockly.WidgetDiv.positionInternal_(a,b,c.height)};Blockly.WidgetDiv.positionInternal_=function(a,b,c){Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c+"px"};
@@ -1605,7 +1639,8 @@ Blockly.BlockDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_
 Blockly.BlockDragSurfaceSvg.prototype.setBlocksAndShow=function(a){goog.asserts.assert(0==this.dragGroup_.childNodes.length,"Already dragging a block.");this.dragGroup_.appendChild(a);this.SVG_.style.display="block";this.surfaceXY_=new goog.math.Coordinate(0,0)};Blockly.BlockDragSurfaceSvg.prototype.translateAndScaleGroup=function(a,b,c){this.scale_=c;a=a.toFixed(0);b=b.toFixed(0);this.dragGroup_.setAttribute("transform","translate("+a+","+b+") scale("+c+")")};
 Blockly.BlockDragSurfaceSvg.prototype.translateSurfaceInternal_=function(){var a=this.surfaceXY_.x,b=this.surfaceXY_.y;a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.BlockDragSurfaceSvg.prototype.translateSurface=function(a,b){this.surfaceXY_=new goog.math.Coordinate(a*this.scale_,b*this.scale_);this.translateSurfaceInternal_()};
 Blockly.BlockDragSurfaceSvg.prototype.getSurfaceTranslation=function(){var a=Blockly.utils.getRelativeXY(this.SVG_);return new goog.math.Coordinate(a.x/this.scale_,a.y/this.scale_)};Blockly.BlockDragSurfaceSvg.prototype.getGroup=function(){return this.dragGroup_};Blockly.BlockDragSurfaceSvg.prototype.getCurrentBlock=function(){return this.dragGroup_.firstChild};
-Blockly.BlockDragSurfaceSvg.prototype.clearAndHide=function(a){a?a.appendChild(this.getCurrentBlock()):this.dragGroup_.removeChild(this.getCurrentBlock());this.SVG_.style.display="none";goog.asserts.assert(0==this.dragGroup_.childNodes.length,"Drag group was not cleared.");this.surfaceXY_=null};Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";b=new Blockly.Options(b||{});var c=goog.dom.createDom("DIV","injectionDiv");a.appendChild(c);a=Blockly.createDom_(c,b);var d=new Blockly.BlockDragSurfaceSvg(c);c=new Blockly.WorkspaceDragSurfaceSvg(c);b=Blockly.createMainWorkspace_(a,b,d,c);Blockly.init_(b);Blockly.mainWorkspace=b;Blockly.svgResize(b);return b};
+Blockly.BlockDragSurfaceSvg.prototype.clearAndHide=function(a){a?a.appendChild(this.getCurrentBlock()):this.dragGroup_.removeChild(this.getCurrentBlock());this.SVG_.style.display="none";goog.asserts.assert(0==this.dragGroup_.childNodes.length,"Drag group was not cleared.");this.surfaceXY_=null};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";b=new Blockly.Options(b||{});var c=goog.dom.createDom("DIV","injectionDiv");a.appendChild(c);a=Blockly.createDom_(c,b);var d=new Blockly.BlockDragSurfaceSvg(c);c=new Blockly.WorkspaceDragSurfaceSvg(c);b=Blockly.createMainWorkspace_(a,b,d,c);Blockly.init_(b);Blockly.mainWorkspace=
+b;Blockly.svgResize(b);return b};
 Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);a=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},a);var c=Blockly.utils.createSvgElement("defs",{},a),d=String(Math.random()).substring(2),e=Blockly.utils.createSvgElement("filter",{id:"blocklyEmbossFilter"+
 d},c);Blockly.utils.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},e);var f=Blockly.utils.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},e);Blockly.utils.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},f);Blockly.utils.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},e);Blockly.utils.createSvgElement("feComposite",
 {"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},e);b.embossFilterId=e.id;e=Blockly.utils.createSvgElement("pattern",{id:"blocklyDisabledPattern"+d,patternUnits:"userSpaceOnUse",width:10,height:10},c);Blockly.utils.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},e);Blockly.utils.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},e);b.disabledPatternId=e.id;b.gridPattern=Blockly.Grid.createDom(d,b.gridOptions,c);return a};
@@ -1623,10 +1658,16 @@ Blockly.copy_(Blockly.selected)):88!=a.keyCode||Blockly.selected.workspace.isFly
 !0),Blockly.Events.setGroup(!1))}};Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom(a);Blockly.Xml.deleteNext(b);var c=a.getRelativeToSurfaceXY();b.setAttribute("x",a.RTL?-c.x:c.x);b.setAttribute("y",c.y);Blockly.clipboardXml_=b;Blockly.clipboardSource_=a.workspace};Blockly.duplicate_=function(a){var b=Blockly.clipboardXml_,c=Blockly.clipboardSource_;Blockly.copy_(a);a.workspace.paste(Blockly.clipboardXml_);Blockly.clipboardXml_=b;Blockly.clipboardSource_=c};
 Blockly.onContextMenu_=function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();a||(a=Blockly.getMainWorkspace(),a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.flyout_.autoClose&&a.toolbox_.clearSelection())};Blockly.addChangeListener=function(a){console.warn("Deprecated call to Blockly.addChangeListener, use workspace.addChangeListener instead.");return Blockly.getMainWorkspace().addChangeListener(a)};
 Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};Blockly.alert=function(a,b){window.alert(a);b&&b()};Blockly.confirm=function(a,b){b(window.confirm(a))};Blockly.prompt=function(a,b,c){c(window.prompt(a,b))};Blockly.jsonInitFactory_=function(a){return function(){this.jsonInit(a)}};
-Blockly.defineBlocksWithJsonArray=function(a){for(var b=0,c;c=a[b];b++){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}};
-Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0};a.addEventListener(b,h,!1);var k=[[a,b,h]];if(b in Blockly.Touch.TOUCH_MAP)for(var n=function(a){h(a);var b=!f;g&&b&&a.preventDefault()},p=0,l;l=Blockly.Touch.TOUCH_MAP[b][p];p++)a.addEventListener(l,n,!1),k.push([a,l,n]);return k};
-Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)};a.addEventListener(b,e,!1);var f=[[a,b,e]];if(b in Blockly.Touch.TOUCH_MAP)for(var g=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()},h=0,k;k=Blockly.Touch.TOUCH_MAP[b][h];h++)a.addEventListener(k,g,!1),f.push([a,k,g]);return f};
-Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;goog.global.Blockly.addChangeListener=Blockly.addChangeListener;var blocklyApp={};
+Blockly.defineBlocksWithJsonArray=function(a){for(var b=0;b<a.length;b++){var c=a[b];if(c){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}else console.warn("Block definition #"+b+" in JSON array is "+c+". Skipping.")}};
+Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0},k=[];if(window&&window.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var n=0,p;p=Blockly.Touch.TOUCH_MAP[b][n];n++)a.addEventListener(p,h,!1),k.push([a,p,h]);else if(a.addEventListener(b,h,!1),k.push([a,b,h]),b in Blockly.Touch.TOUCH_MAP){var l=function(a){h(a);
+var b=!f;g&&b&&a.preventDefault()};for(n=0;p=Blockly.Touch.TOUCH_MAP[b][n];n++)a.addEventListener(p,l,!1),k.push([a,p,l])}return k};
+Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)},f=[];if(window&&window.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var g=0,h;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e]);else if(a.addEventListener(b,e,!1),f.push([a,b,e]),b in Blockly.Touch.TOUCH_MAP){var k=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()};for(g=0;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,
+k,!1),f.push([a,h,k])}return f};Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};
+Blockly.checkBlockColourConstants=function(){Blockly.checkBlockColourConstant_("LOGIC_HUE",["Blocks","logic","HUE"],void 0);Blockly.checkBlockColourConstant_("LOGIC_HUE",["Constants","Logic","HUE"],210);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Blocks","loops","HUE"],void 0);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Constants","Loops","HUE"],120);Blockly.checkBlockColourConstant_("MATH_HUE",["Blocks","math","HUE"],void 0);Blockly.checkBlockColourConstant_("MATH_HUE",["Constants","Math",
+"HUE"],230);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Blocks","texts","HUE"],void 0);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Constants","Text","HUE"],160);Blockly.checkBlockColourConstant_("LISTS_HUE",["Blocks","lists","HUE"],void 0);Blockly.checkBlockColourConstant_("LISTS_HUE",["Constants","Lists","HUE"],260);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Blocks","colour","HUE"],void 0);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Constants","Colour","HUE"],20);Blockly.checkBlockColourConstant_("VARIABLES_HUE",
+["Blocks","variables","HUE"],void 0);Blockly.checkBlockColourConstant_("VARIABLES_HUE",["Constants","Variables","HUE"],330);Blockly.checkBlockColourConstant_("VARIABLES_DYNAMIC_HUE",["Constants","VariablesDynamic","HUE"],310);Blockly.checkBlockColourConstant_("PROCEDURES_HUE",["Blocks","procedures","HUE"],void 0)};
+Blockly.checkBlockColourConstant_=function(a,b,c){for(var d="Blockly",e=Blockly,f=0;f<b.length;++f)d+="."+b[f],e&&(e=e[b[f]]);e&&e!==c&&(a=(void 0===c?"%1 has been removed. Use Blockly.Msg.%2.":"%1 is deprecated and unused. Override Blockly.Msg.%2.").replace("%1",d).replace("%2",a),console.warn(a))};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;
+goog.global.Blockly.addChangeListener=Blockly.addChangeListener;var blocklyApp={};
 blocklyApp.NotificationsService=ng.core.Class({constructor:[function(){this.currentMessage="";this.timeouts=[]}],setDisplayedMessage_:function(a){this.currentMessage=a},getDisplayedMessage:function(){return this.currentMessage},speak:function(a){this.timeouts.forEach(function(a){clearTimeout(a)});this.timeouts.length=0;this.setDisplayedMessage_("");var b=this;this.timeouts.push(setTimeout(function(){b.setDisplayedMessage_(a)},20));this.timeouts.push(setTimeout(function(){b.setDisplayedMessage_("")},5E3))}});blocklyApp.AudioService=ng.core.Class({constructor:[blocklyApp.NotificationsService,function(a){this.notificationsService=a;this.canPlayAudio=!1;ACCESSIBLE_GLOBALS.hasOwnProperty("mediaPathPrefix")&&(this.canPlayAudio=!0,a=ACCESSIBLE_GLOBALS.mediaPathPrefix,this.AUDIO_PATHS_={connect:a+"click.mp3","delete":a+"delete.mp3",oops:a+"oops.mp3"});this.cachedAudioFiles_={};this.onEndedCallbacks_={connect:[],"delete":[],oops:[]}}],play_:function(a,b){if(this.canPlayAudio){this.cachedAudioFiles_.hasOwnProperty(a)||
 (this.cachedAudioFiles_[a]=new Audio(this.AUDIO_PATHS_[a]));if(b)this.onEndedCallbacks_[a].push(b),this.cachedAudioFiles_[a].addEventListener("ended",b);else{var c=this;this.onEndedCallbacks_[a].forEach(function(b){c.cachedAudioFiles_[a].removeEventListener("ended",b)});this.onEndedCallbacks_[a].length=0}this.cachedAudioFiles_[a].play()}},playConnectSound:function(){this.play_("connect")},playDeleteSound:function(){this.play_("delete")},playOopsSound:function(a){if(a){var b=this;this.play_("oops",
 function(){b.notificationsService.speak(a)})}else this.play_("oops")}});blocklyApp.BlockConnectionService=ng.core.Class({constructor:[blocklyApp.NotificationsService,blocklyApp.AudioService,function(a,b){this.notificationsService=a;this.audioService=b;this.markedConnection_=null}],findCompatibleConnection_:function(a,b){if(!b||!b.getSourceBlock().workspace)return null;var c=Blockly.OPPOSITE_TYPE[b.type];return(a=c==Blockly.OUTPUT_VALUE?a.outputConnection:c==Blockly.PREVIOUS_STATEMENT?a.previousConnection:c==Blockly.NEXT_STATEMENT?a.nextConnection:null)&&a.checkType_(b)?
diff --git a/blockly_accessible_uncompressed.js b/blockly_accessible_uncompressed.js
index 612ccab5b..84459efba 100644
--- a/blockly_accessible_uncompressed.js
+++ b/blockly_accessible_uncompressed.js
@@ -60,72 +60,76 @@ goog.addDependency("../../../" + dir + "/accessible/variable-remove-modal.compon
 goog.addDependency("../../../" + dir + "/accessible/variable-rename-modal.component.js", ['blocklyApp.VariableRenameModalComponent'], ['Blockly.CommonModal', 'blocklyApp.AudioService', 'blocklyApp.KeyboardInputService', 'blocklyApp.TranslatePipe', 'blocklyApp.VariableModalService']);
 goog.addDependency("../../../" + dir + "/accessible/workspace-block.component.js", ['blocklyApp.WorkspaceBlockComponent'], ['blocklyApp.UtilsService', 'blocklyApp.AudioService', 'blocklyApp.BlockConnectionService', 'blocklyApp.FieldSegmentComponent', 'blocklyApp.TranslatePipe', 'blocklyApp.TreeService']);
 goog.addDependency("../../../" + dir + "/accessible/workspace.component.js", ['blocklyApp.WorkspaceComponent'], ['blocklyApp.NotificationsService', 'blocklyApp.ToolboxModalService', 'blocklyApp.TranslatePipe', 'blocklyApp.TreeService', 'blocklyApp.WorkspaceBlockComponent']);
-goog.addDependency("../../../" + dir + "/core/block.js", ['Blockly.Block'], ['Blockly.Blocks', 'Blockly.Comment', 'Blockly.Connection', 'Blockly.Extensions', 'Blockly.Input', 'Blockly.Mutator', 'Blockly.Warning', 'Blockly.Workspace', 'Blockly.Xml', 'goog.array', 'goog.asserts', 'goog.math.Coordinate', 'goog.string']);
+goog.addDependency("../../../" + dir + "/core/block.js", ['Blockly.Block'], ['Blockly.Blocks', 'Blockly.Comment', 'Blockly.Connection', 'Blockly.Events.BlockChange', 'Blockly.Events.BlockCreate', 'Blockly.Events.BlockDelete', 'Blockly.Events.BlockMove', 'Blockly.Extensions', 'Blockly.Input', 'Blockly.Mutator', 'Blockly.Warning', 'Blockly.Workspace', 'Blockly.Xml', 'goog.array', 'goog.asserts', 'goog.math.Coordinate', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/block_drag_surface.js", ['Blockly.BlockDragSurfaceSvg'], ['Blockly.utils', 'goog.asserts', 'goog.math.Coordinate']);
-goog.addDependency("../../../" + dir + "/core/block_dragger.js", ['Blockly.BlockDragger'], ['Blockly.DraggedConnectionManager', 'goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/block_render_svg.js", ['Blockly.BlockSvg.render'], ['Blockly.BlockSvg', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'Blockly.Grid', 'Blockly.RenderedConnection', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.utils', 'goog.Timer', 'goog.asserts', 'goog.dom', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg.render', 'Blockly.Events', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldNumber', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Toolbox', 'Blockly.Touch', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.constants', 'Blockly.inject', 'Blockly.utils', 'goog.color', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/block_dragger.js", ['Blockly.BlockDragger'], ['Blockly.DraggedConnectionManager', 'Blockly.Events.BlockMove', 'goog.math.Coordinate', 'goog.asserts']);
+goog.addDependency("../../../" + dir + "/core/block_events.js", ['Blockly.Events.BlockBase', 'Blockly.Events.BlockChange', 'Blockly.Events.BlockCreate', 'Blockly.Events.BlockDelete', 'Blockly.Events.BlockMove', 'Blockly.Events.Change', 'Blockly.Events.Create', 'Blockly.Events.Delete', 'Blockly.Events.Move'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/block_render_svg.js", ['Blockly.BlockSvg.render'], ['Blockly.BlockSvg']);
+goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'Blockly.Events.Ui', 'Blockly.Events.BlockMove', 'Blockly.Grid', 'Blockly.RenderedConnection', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.utils', 'goog.Timer', 'goog.asserts', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg.render', 'Blockly.Events', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldNumber', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Toolbox', 'Blockly.Touch', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.constants', 'Blockly.inject', 'Blockly.utils', 'goog.color']);
 goog.addDependency("../../../" + dir + "/core/blocks.js", ['Blockly.Blocks'], []);
 goog.addDependency("../../../" + dir + "/core/bubble.js", ['Blockly.Bubble'], ['Blockly.Touch', 'Blockly.Workspace', 'goog.dom', 'goog.math', 'goog.math.Coordinate', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/bubble_dragger.js", ['Blockly.BubbleDragger'], ['goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/comment.js", ['Blockly.Comment'], ['Blockly.Bubble', 'Blockly.Icon', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection'], ['goog.asserts', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/comment.js", ['Blockly.Comment'], ['Blockly.Bubble', 'Blockly.Events.BlockChange', 'Blockly.Events.Ui', 'Blockly.Icon', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection'], ['Blockly.Events.BlockMove', 'goog.asserts', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/connection_db.js", ['Blockly.ConnectionDB'], ['Blockly.Connection']);
 goog.addDependency("../../../" + dir + "/core/constants.js", ['Blockly.constants'], []);
-goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem']);
+goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['Blockly.Events.BlockCreate', 'Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/css.js", ['Blockly.Css'], []);
 goog.addDependency("../../../" + dir + "/core/dragged_connection_manager.js", ['Blockly.DraggedConnectionManager'], ['Blockly.RenderedConnection', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/events.js", ['Blockly.Events'], ['goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/events_abstract.js", ['Blockly.Events.Abstract'], ['Blockly.Events', 'goog.array', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/extensions.js", ['Blockly.Extensions'], ['Blockly.Mutator', 'Blockly.utils', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['Blockly.Gesture', 'goog.asserts', 'goog.dom', 'goog.math.Size', 'goog.style', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['Blockly.Events.BlockChange', 'Blockly.Gesture', 'goog.asserts', 'goog.dom', 'goog.math.Size', 'goog.style', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_angle.js", ['Blockly.FieldAngle'], ['Blockly.FieldTextInput', 'goog.math', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_checkbox.js", ['Blockly.FieldCheckbox'], ['Blockly.Field']);
 goog.addDependency("../../../" + dir + "/core/field_colour.js", ['Blockly.FieldColour'], ['Blockly.Field', 'Blockly.utils', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.ColorPicker']);
 goog.addDependency("../../../" + dir + "/core/field_date.js", ['Blockly.FieldDate'], ['Blockly.Field', 'Blockly.utils', 'goog.date', 'goog.date.DateTime', 'goog.dom', 'goog.events', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_he', 'goog.style', 'goog.ui.DatePicker']);
 goog.addDependency("../../../" + dir + "/core/field_dropdown.js", ['Blockly.FieldDropdown'], ['Blockly.Field', 'Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.dom', 'goog.math.Size', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.dom', 'goog.math.Size']);
 goog.addDependency("../../../" + dir + "/core/field_label.js", ['Blockly.FieldLabel'], ['Blockly.Field', 'Blockly.Tooltip', 'goog.dom', 'goog.math.Size']);
 goog.addDependency("../../../" + dir + "/core/field_number.js", ['Blockly.FieldNumber'], ['Blockly.FieldTextInput', 'goog.math']);
 goog.addDependency("../../../" + dir + "/core/field_textinput.js", ['Blockly.FieldTextInput'], ['Blockly.Field', 'Blockly.Msg', 'goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_variable.js", ['Blockly.FieldVariable'], ['Blockly.FieldDropdown', 'Blockly.Msg', 'Blockly.VariableModel', 'Blockly.Variables', 'goog.asserts', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/flyout_base.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.FlyoutButton', 'Blockly.Gesture', 'Blockly.Touch', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/flyout_base.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.Events.BlockCreate', 'Blockly.Events.VarCreate', 'Blockly.FlyoutButton', 'Blockly.Gesture', 'Blockly.Touch', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect']);
 goog.addDependency("../../../" + dir + "/core/flyout_button.js", ['Blockly.FlyoutButton'], ['goog.dom', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/flyout_dragger.js", ['Blockly.FlyoutDragger'], ['Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/flyout_horizontal.js", ['Blockly.HorizontalFlyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.FlyoutButton', 'Blockly.Flyout', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/flyout_vertical.js", ['Blockly.VerticalFlyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.Flyout', 'Blockly.FlyoutButton', 'Blockly.utils', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/generator.js", ['Blockly.Generator'], ['Blockly.Block', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/gesture.js", ['Blockly.Gesture'], ['Blockly.BlockDragger', 'Blockly.BubbleDragger', 'Blockly.constants', 'Blockly.FlyoutDragger', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/gesture.js", ['Blockly.Gesture'], ['Blockly.BlockDragger', 'Blockly.BubbleDragger', 'Blockly.constants', 'Blockly.Events.Ui', 'Blockly.FlyoutDragger', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/grid.js", ['Blockly.Grid'], ['Blockly.utils', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/icon.js", ['Blockly.Icon'], ['goog.dom', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.BlockDragSurfaceSvg', 'Blockly.Css', 'Blockly.Grid', 'Blockly.Options', 'Blockly.WorkspaceSvg', 'Blockly.WorkspaceDragSurfaceSvg', 'goog.dom', 'goog.ui.Component', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/input.js", ['Blockly.Input'], ['Blockly.Connection', 'Blockly.FieldLabel', 'goog.asserts']);
 goog.addDependency("../../../" + dir + "/core/msg.js", ['Blockly.Msg'], []);
-goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.Timer', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Events.BlockChange', 'Blockly.Events.Ui', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.Timer', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/names.js", ['Blockly.Names'], []);
 goog.addDependency("../../../" + dir + "/core/options.js", ['Blockly.Options'], []);
-goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
+goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.Events.BlockChange', 'Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
 goog.addDependency("../../../" + dir + "/core/rendered_connection.js", ['Blockly.RenderedConnection'], ['Blockly.Connection']);
 goog.addDependency("../../../" + dir + "/core/scrollbar.js", ['Blockly.Scrollbar', 'Blockly.ScrollbarPair'], ['goog.dom', 'goog.events']);
-goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Flyout', 'Blockly.HorizontalFlyout', 'Blockly.Touch', 'Blockly.VerticalFlyout', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
+goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Events.Ui', 'Blockly.Flyout', 'Blockly.HorizontalFlyout', 'Blockly.Touch', 'Blockly.VerticalFlyout', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
 goog.addDependency("../../../" + dir + "/core/tooltip.js", ['Blockly.Tooltip'], ['goog.dom', 'goog.dom.TagName']);
 goog.addDependency("../../../" + dir + "/core/touch.js", ['Blockly.Touch'], ['goog.events', 'goog.events.BrowserFeature', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/touch_gesture.js", ['Blockly.TouchGesture'], ['Blockly.Gesture', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/trashcan.js", ['Blockly.Trashcan'], ['goog.Timer', 'goog.dom', 'goog.math', 'goog.math.Rect']);
+goog.addDependency("../../../" + dir + "/core/ui_events.js", ['Blockly.Events.Ui'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/ui_menu_utils.js", ['Blockly.utils.uiMenu'], []);
 goog.addDependency("../../../" + dir + "/core/utils.js", ['Blockly.utils'], ['Blockly.Touch', 'goog.dom', 'goog.events.BrowserFeature', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/variable_map.js", ['Blockly.VariableMap'], []);
-goog.addDependency("../../../" + dir + "/core/variable_model.js", ['Blockly.VariableModel'], ['goog.string']);
+goog.addDependency("../../../" + dir + "/core/variable_events.js", ['Blockly.Events.VarBase', 'Blockly.Events.VarCreate', 'Blockly.Events.VarDelete', 'Blockly.Events.VarRename'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/variable_map.js", ['Blockly.VariableMap'], ['Blockly.Events.VarDelete', 'Blockly.Events.VarRename']);
+goog.addDependency("../../../" + dir + "/core/variable_model.js", ['Blockly.VariableModel'], ['Blockly.Events.VarCreate', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/variables.js", ['Blockly.Variables'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.VariableModel', 'Blockly.Workspace', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/variables_dynamic.js", ['Blockly.VariablesDynamic'], ['Blockly.Variables', 'Blockly.Blocks', 'Blockly.constants', 'Blockly.VariableModel', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/warning.js", ['Blockly.Warning'], ['Blockly.Bubble', 'Blockly.Icon']);
+goog.addDependency("../../../" + dir + "/core/warning.js", ['Blockly.Warning'], ['Blockly.Bubble', 'Blockly.Events.Ui', 'Blockly.Icon']);
 goog.addDependency("../../../" + dir + "/core/widgetdiv.js", ['Blockly.WidgetDiv'], ['Blockly.Css', 'goog.dom', 'goog.dom.TagName', 'goog.style']);
 goog.addDependency("../../../" + dir + "/core/workspace.js", ['Blockly.Workspace'], ['Blockly.VariableMap', 'goog.array', 'goog.math']);
-goog.addDependency("../../../" + dir + "/core/workspace_audio.js", ['Blockly.WorkspaceAudio'], []);
+goog.addDependency("../../../" + dir + "/core/workspace_audio.js", ['Blockly.WorkspaceAudio'], ['goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/workspace_drag_surface_svg.js", ['Blockly.WorkspaceDragSurfaceSvg'], ['Blockly.utils', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/workspace_dragger.js", ['Blockly.WorkspaceDragger'], ['goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ConnectionDB', 'Blockly.constants', 'Blockly.Gesture', 'Blockly.Grid', 'Blockly.Options', 'Blockly.ScrollbarPair', 'Blockly.Touch', 'Blockly.Trashcan', 'Blockly.VariablesDynamic', 'Blockly.Workspace', 'Blockly.WorkspaceAudio', 'Blockly.WorkspaceDragSurfaceSvg', 'Blockly.Xml', 'Blockly.ZoomControls', 'goog.array', 'goog.dom', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], ['goog.asserts', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ConnectionDB', 'Blockly.constants', 'Blockly.Events.BlockCreate', 'Blockly.Gesture', 'Blockly.Grid', 'Blockly.Options', 'Blockly.ScrollbarPair', 'Blockly.Touch', 'Blockly.TouchGesture', 'Blockly.Trashcan', 'Blockly.VariablesDynamic', 'Blockly.Workspace', 'Blockly.WorkspaceAudio', 'Blockly.WorkspaceDragSurfaceSvg', 'Blockly.Xml', 'Blockly.ZoomControls', 'goog.array', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], ['Blockly.Events.BlockCreate', 'Blockly.Events.VarCreate', 'goog.asserts', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/zoom_controls.js", ['Blockly.ZoomControls'], ['Blockly.Touch', 'goog.dom']);
 goog.addDependency("../../alltests.js", [], []);
 goog.addDependency("../../browser_capabilities.js", [], []);
@@ -177,7 +181,7 @@ goog.addDependency("async/throttle_test.js", ['goog.async.ThrottleTest'], ['goog
 goog.addDependency("async/workqueue.js", ['goog.async.WorkItem', 'goog.async.WorkQueue'], ['goog.asserts', 'goog.async.FreeList']);
 goog.addDependency("async/workqueue_test.js", ['goog.async.WorkQueueTest'], ['goog.async.WorkQueue', 'goog.testing.jsunit']);
 goog.addDependency("base.js", [], []);
-goog.addDependency("base_debug_loader_test.js", ['goog.baseDebugLoaderTest'], ['goog.functions', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
+goog.addDependency("base_debug_loader_test.js", ['goog.baseDebugLoaderTest'], ['goog.functions', 'goog.object', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit']);
 goog.addDependency("base_module_test.js", [], []);
 goog.addDependency("base_test.js", ['goog.baseTest'], ['goog.Promise', 'goog.Timer', 'goog.dom', 'goog.dom.TagName', 'goog.object', 'goog.test_module', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("bootstrap/nodejs.js", [], []);
@@ -305,6 +309,11 @@ goog.addDependency("debug/relativetimeprovider.js", ['goog.debug.RelativeTimePro
 goog.addDependency("debug/tracer.js", ['goog.debug.StopTraceDetail', 'goog.debug.Trace'], ['goog.array', 'goog.asserts', 'goog.debug.Logger', 'goog.iter', 'goog.log', 'goog.structs.Map', 'goog.structs.SimplePool']);
 goog.addDependency("debug/tracer_test.js", ['goog.debug.TraceTest'], ['goog.array', 'goog.debug.Trace', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("debug_loader_integration_tests/deps.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmodule_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmoduledln_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmodulewithdeps_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_provide_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_providewithdeps_test.js", [], []);
 goog.addDependency("debug_loader_integration_tests/integrationtestcommon.js", [], []);
 goog.addDependency("debug_loader_integration_tests/legacy_require_tests_googmodule_test.js", [], []);
 goog.addDependency("debug_loader_integration_tests/legacy_require_tests_googmoduledln_test.js", [], []);
@@ -748,7 +757,7 @@ goog.addDependency("i18n/messageformat_test.js", ['goog.i18n.MessageFormatTest']
 goog.addDependency("i18n/mime.js", ['goog.i18n.mime', 'goog.i18n.mime.encode'], ['goog.array']);
 goog.addDependency("i18n/mime_test.js", ['goog.i18n.mime.encodeTest'], ['goog.i18n.mime.encode', 'goog.testing.jsunit']);
 goog.addDependency("i18n/numberformat.js", ['goog.i18n.NumberFormat', 'goog.i18n.NumberFormat.CurrencyStyle', 'goog.i18n.NumberFormat.Format'], ['goog.asserts', 'goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.i18n.currency', 'goog.math', 'goog.string']);
-goog.addDependency("i18n/numberformat_test.js", ['goog.i18n.NumberFormatTest'], ['goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.CompactNumberFormatSymbols_de', 'goog.i18n.CompactNumberFormatSymbols_en', 'goog.i18n.CompactNumberFormatSymbols_fr', 'goog.i18n.NumberFormat', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.userAgent', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
+goog.addDependency("i18n/numberformat_test.js", ['goog.i18n.NumberFormatTest'], ['goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.CompactNumberFormatSymbols_de', 'goog.i18n.CompactNumberFormatSymbols_en', 'goog.i18n.CompactNumberFormatSymbols_fr', 'goog.i18n.NumberFormat', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_en_AU', 'goog.i18n.NumberFormatSymbols_en_US', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.userAgent', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
 goog.addDependency("i18n/numberformatsymbols.js", ['goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.i18n.NumberFormatSymbols_af', 'goog.i18n.NumberFormatSymbols_am', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_DZ', 'goog.i18n.NumberFormatSymbols_az', 'goog.i18n.NumberFormatSymbols_be', 'goog.i18n.NumberFormatSymbols_bg', 'goog.i18n.NumberFormatSymbols_bn', 'goog.i18n.NumberFormatSymbols_bn_u_nu_latn', 'goog.i18n.NumberFormatSymbols_br', 'goog.i18n.NumberFormatSymbols_bs', 'goog.i18n.NumberFormatSymbols_ca', 'goog.i18n.NumberFormatSymbols_chr', 'goog.i18n.NumberFormatSymbols_cs', 'goog.i18n.NumberFormatSymbols_cy', 'goog.i18n.NumberFormatSymbols_da', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_de_AT', 'goog.i18n.NumberFormatSymbols_de_CH', 'goog.i18n.NumberFormatSymbols_el', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_en_AU', 'goog.i18n.NumberFormatSymbols_en_CA', 'goog.i18n.NumberFormatSymbols_en_GB', 'goog.i18n.NumberFormatSymbols_en_IE', 'goog.i18n.NumberFormatSymbols_en_IN', 'goog.i18n.NumberFormatSymbols_en_SG', 'goog.i18n.NumberFormatSymbols_en_US', 'goog.i18n.NumberFormatSymbols_en_ZA', 'goog.i18n.NumberFormatSymbols_es', 'goog.i18n.NumberFormatSymbols_es_419', 'goog.i18n.NumberFormatSymbols_es_ES', 'goog.i18n.NumberFormatSymbols_es_MX', 'goog.i18n.NumberFormatSymbols_es_US', 'goog.i18n.NumberFormatSymbols_et', 'goog.i18n.NumberFormatSymbols_eu', 'goog.i18n.NumberFormatSymbols_fa', 'goog.i18n.NumberFormatSymbols_fa_u_nu_latn', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fil', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_fr_CA', 'goog.i18n.NumberFormatSymbols_ga', 'goog.i18n.NumberFormatSymbols_gl', 'goog.i18n.NumberFormatSymbols_gsw', 'goog.i18n.NumberFormatSymbols_gu', 'goog.i18n.NumberFormatSymbols_haw', 'goog.i18n.NumberFormatSymbols_he', 'goog.i18n.NumberFormatSymbols_hi', 'goog.i18n.NumberFormatSymbols_hr', 'goog.i18n.NumberFormatSymbols_hu', 'goog.i18n.NumberFormatSymbols_hy', 'goog.i18n.NumberFormatSymbols_id', 'goog.i18n.NumberFormatSymbols_in', 'goog.i18n.NumberFormatSymbols_is', 'goog.i18n.NumberFormatSymbols_it', 'goog.i18n.NumberFormatSymbols_iw', 'goog.i18n.NumberFormatSymbols_ja', 'goog.i18n.NumberFormatSymbols_ka', 'goog.i18n.NumberFormatSymbols_kk', 'goog.i18n.NumberFormatSymbols_km', 'goog.i18n.NumberFormatSymbols_kn', 'goog.i18n.NumberFormatSymbols_ko', 'goog.i18n.NumberFormatSymbols_ky', 'goog.i18n.NumberFormatSymbols_ln', 'goog.i18n.NumberFormatSymbols_lo', 'goog.i18n.NumberFormatSymbols_lt', 'goog.i18n.NumberFormatSymbols_lv', 'goog.i18n.NumberFormatSymbols_mk', 'goog.i18n.NumberFormatSymbols_ml', 'goog.i18n.NumberFormatSymbols_mn', 'goog.i18n.NumberFormatSymbols_mo', 'goog.i18n.NumberFormatSymbols_mr', 'goog.i18n.NumberFormatSymbols_mr_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ms', 'goog.i18n.NumberFormatSymbols_mt', 'goog.i18n.NumberFormatSymbols_my', 'goog.i18n.NumberFormatSymbols_my_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nb', 'goog.i18n.NumberFormatSymbols_ne', 'goog.i18n.NumberFormatSymbols_ne_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nl', 'goog.i18n.NumberFormatSymbols_no', 'goog.i18n.NumberFormatSymbols_no_NO', 'goog.i18n.NumberFormatSymbols_or', 'goog.i18n.NumberFormatSymbols_pa', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_pt', 'goog.i18n.NumberFormatSymbols_pt_BR', 'goog.i18n.NumberFormatSymbols_pt_PT', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_ru', 'goog.i18n.NumberFormatSymbols_sh', 'goog.i18n.NumberFormatSymbols_si', 'goog.i18n.NumberFormatSymbols_sk', 'goog.i18n.NumberFormatSymbols_sl', 'goog.i18n.NumberFormatSymbols_sq', 'goog.i18n.NumberFormatSymbols_sr', 'goog.i18n.NumberFormatSymbols_sr_Latn', 'goog.i18n.NumberFormatSymbols_sv', 'goog.i18n.NumberFormatSymbols_sw', 'goog.i18n.NumberFormatSymbols_ta', 'goog.i18n.NumberFormatSymbols_te', 'goog.i18n.NumberFormatSymbols_th', 'goog.i18n.NumberFormatSymbols_tl', 'goog.i18n.NumberFormatSymbols_tr', 'goog.i18n.NumberFormatSymbols_uk', 'goog.i18n.NumberFormatSymbols_ur', 'goog.i18n.NumberFormatSymbols_uz', 'goog.i18n.NumberFormatSymbols_vi', 'goog.i18n.NumberFormatSymbols_zh', 'goog.i18n.NumberFormatSymbols_zh_CN', 'goog.i18n.NumberFormatSymbols_zh_HK', 'goog.i18n.NumberFormatSymbols_zh_TW', 'goog.i18n.NumberFormatSymbols_zu'], []);
 goog.addDependency("i18n/numberformatsymbolsext.js", ['goog.i18n.NumberFormatSymbolsExt', 'goog.i18n.NumberFormatSymbols_af_NA', 'goog.i18n.NumberFormatSymbols_af_ZA', 'goog.i18n.NumberFormatSymbols_agq', 'goog.i18n.NumberFormatSymbols_agq_CM', 'goog.i18n.NumberFormatSymbols_ak', 'goog.i18n.NumberFormatSymbols_ak_GH', 'goog.i18n.NumberFormatSymbols_am_ET', 'goog.i18n.NumberFormatSymbols_ar_001', 'goog.i18n.NumberFormatSymbols_ar_001_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_AE', 'goog.i18n.NumberFormatSymbols_ar_AE_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_BH', 'goog.i18n.NumberFormatSymbols_ar_BH_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_DJ', 'goog.i18n.NumberFormatSymbols_ar_DJ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_EG', 'goog.i18n.NumberFormatSymbols_ar_EG_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_EH', 'goog.i18n.NumberFormatSymbols_ar_ER', 'goog.i18n.NumberFormatSymbols_ar_ER_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_IL', 'goog.i18n.NumberFormatSymbols_ar_IL_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_IQ', 'goog.i18n.NumberFormatSymbols_ar_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_JO', 'goog.i18n.NumberFormatSymbols_ar_JO_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_KM', 'goog.i18n.NumberFormatSymbols_ar_KM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_KW', 'goog.i18n.NumberFormatSymbols_ar_KW_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_LB', 'goog.i18n.NumberFormatSymbols_ar_LB_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_LY', 'goog.i18n.NumberFormatSymbols_ar_MA', 'goog.i18n.NumberFormatSymbols_ar_MR', 'goog.i18n.NumberFormatSymbols_ar_MR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_OM', 'goog.i18n.NumberFormatSymbols_ar_OM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_PS', 'goog.i18n.NumberFormatSymbols_ar_PS_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_QA', 'goog.i18n.NumberFormatSymbols_ar_QA_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SA', 'goog.i18n.NumberFormatSymbols_ar_SA_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SD', 'goog.i18n.NumberFormatSymbols_ar_SD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SO', 'goog.i18n.NumberFormatSymbols_ar_SO_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SS', 'goog.i18n.NumberFormatSymbols_ar_SS_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SY', 'goog.i18n.NumberFormatSymbols_ar_SY_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_TD', 'goog.i18n.NumberFormatSymbols_ar_TD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_TN', 'goog.i18n.NumberFormatSymbols_ar_XB', 'goog.i18n.NumberFormatSymbols_ar_YE', 'goog.i18n.NumberFormatSymbols_ar_YE_u_nu_latn', 'goog.i18n.NumberFormatSymbols_as', 'goog.i18n.NumberFormatSymbols_as_u_nu_latn', 'goog.i18n.NumberFormatSymbols_as_IN', 'goog.i18n.NumberFormatSymbols_as_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_asa', 'goog.i18n.NumberFormatSymbols_asa_TZ', 'goog.i18n.NumberFormatSymbols_ast', 'goog.i18n.NumberFormatSymbols_ast_ES', 'goog.i18n.NumberFormatSymbols_az_Cyrl', 'goog.i18n.NumberFormatSymbols_az_Cyrl_AZ', 'goog.i18n.NumberFormatSymbols_az_Latn', 'goog.i18n.NumberFormatSymbols_az_Latn_AZ', 'goog.i18n.NumberFormatSymbols_bas', 'goog.i18n.NumberFormatSymbols_bas_CM', 'goog.i18n.NumberFormatSymbols_be_BY', 'goog.i18n.NumberFormatSymbols_bem', 'goog.i18n.NumberFormatSymbols_bem_ZM', 'goog.i18n.NumberFormatSymbols_bez', 'goog.i18n.NumberFormatSymbols_bez_TZ', 'goog.i18n.NumberFormatSymbols_bg_BG', 'goog.i18n.NumberFormatSymbols_bm', 'goog.i18n.NumberFormatSymbols_bm_ML', 'goog.i18n.NumberFormatSymbols_bn_BD', 'goog.i18n.NumberFormatSymbols_bn_BD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_bn_IN', 'goog.i18n.NumberFormatSymbols_bn_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_bo', 'goog.i18n.NumberFormatSymbols_bo_CN', 'goog.i18n.NumberFormatSymbols_bo_IN', 'goog.i18n.NumberFormatSymbols_br_FR', 'goog.i18n.NumberFormatSymbols_brx', 'goog.i18n.NumberFormatSymbols_brx_IN', 'goog.i18n.NumberFormatSymbols_bs_Cyrl', 'goog.i18n.NumberFormatSymbols_bs_Cyrl_BA', 'goog.i18n.NumberFormatSymbols_bs_Latn', 'goog.i18n.NumberFormatSymbols_bs_Latn_BA', 'goog.i18n.NumberFormatSymbols_ca_AD', 'goog.i18n.NumberFormatSymbols_ca_ES', 'goog.i18n.NumberFormatSymbols_ca_FR', 'goog.i18n.NumberFormatSymbols_ca_IT', 'goog.i18n.NumberFormatSymbols_ccp', 'goog.i18n.NumberFormatSymbols_ccp_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ccp_BD', 'goog.i18n.NumberFormatSymbols_ccp_BD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ccp_IN', 'goog.i18n.NumberFormatSymbols_ccp_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ce', 'goog.i18n.NumberFormatSymbols_ce_RU', 'goog.i18n.NumberFormatSymbols_cgg', 'goog.i18n.NumberFormatSymbols_cgg_UG', 'goog.i18n.NumberFormatSymbols_chr_US', 'goog.i18n.NumberFormatSymbols_ckb', 'goog.i18n.NumberFormatSymbols_ckb_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ckb_IQ', 'goog.i18n.NumberFormatSymbols_ckb_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ckb_IR', 'goog.i18n.NumberFormatSymbols_ckb_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_cs_CZ', 'goog.i18n.NumberFormatSymbols_cy_GB', 'goog.i18n.NumberFormatSymbols_da_DK', 'goog.i18n.NumberFormatSymbols_da_GL', 'goog.i18n.NumberFormatSymbols_dav', 'goog.i18n.NumberFormatSymbols_dav_KE', 'goog.i18n.NumberFormatSymbols_de_BE', 'goog.i18n.NumberFormatSymbols_de_DE', 'goog.i18n.NumberFormatSymbols_de_IT', 'goog.i18n.NumberFormatSymbols_de_LI', 'goog.i18n.NumberFormatSymbols_de_LU', 'goog.i18n.NumberFormatSymbols_dje', 'goog.i18n.NumberFormatSymbols_dje_NE', 'goog.i18n.NumberFormatSymbols_dsb', 'goog.i18n.NumberFormatSymbols_dsb_DE', 'goog.i18n.NumberFormatSymbols_dua', 'goog.i18n.NumberFormatSymbols_dua_CM', 'goog.i18n.NumberFormatSymbols_dyo', 'goog.i18n.NumberFormatSymbols_dyo_SN', 'goog.i18n.NumberFormatSymbols_dz', 'goog.i18n.NumberFormatSymbols_dz_u_nu_latn', 'goog.i18n.NumberFormatSymbols_dz_BT', 'goog.i18n.NumberFormatSymbols_dz_BT_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ebu', 'goog.i18n.NumberFormatSymbols_ebu_KE', 'goog.i18n.NumberFormatSymbols_ee', 'goog.i18n.NumberFormatSymbols_ee_GH', 'goog.i18n.NumberFormatSymbols_ee_TG', 'goog.i18n.NumberFormatSymbols_el_CY', 'goog.i18n.NumberFormatSymbols_el_GR', 'goog.i18n.NumberFormatSymbols_en_001', 'goog.i18n.NumberFormatSymbols_en_150', 'goog.i18n.NumberFormatSymbols_en_AG', 'goog.i18n.NumberFormatSymbols_en_AI', 'goog.i18n.NumberFormatSymbols_en_AS', 'goog.i18n.NumberFormatSymbols_en_AT', 'goog.i18n.NumberFormatSymbols_en_BB', 'goog.i18n.NumberFormatSymbols_en_BE', 'goog.i18n.NumberFormatSymbols_en_BI', 'goog.i18n.NumberFormatSymbols_en_BM', 'goog.i18n.NumberFormatSymbols_en_BS', 'goog.i18n.NumberFormatSymbols_en_BW', 'goog.i18n.NumberFormatSymbols_en_BZ', 'goog.i18n.NumberFormatSymbols_en_CC', 'goog.i18n.NumberFormatSymbols_en_CH', 'goog.i18n.NumberFormatSymbols_en_CK', 'goog.i18n.NumberFormatSymbols_en_CM', 'goog.i18n.NumberFormatSymbols_en_CX', 'goog.i18n.NumberFormatSymbols_en_CY', 'goog.i18n.NumberFormatSymbols_en_DE', 'goog.i18n.NumberFormatSymbols_en_DG', 'goog.i18n.NumberFormatSymbols_en_DK', 'goog.i18n.NumberFormatSymbols_en_DM', 'goog.i18n.NumberFormatSymbols_en_ER', 'goog.i18n.NumberFormatSymbols_en_FI', 'goog.i18n.NumberFormatSymbols_en_FJ', 'goog.i18n.NumberFormatSymbols_en_FK', 'goog.i18n.NumberFormatSymbols_en_FM', 'goog.i18n.NumberFormatSymbols_en_GD', 'goog.i18n.NumberFormatSymbols_en_GG', 'goog.i18n.NumberFormatSymbols_en_GH', 'goog.i18n.NumberFormatSymbols_en_GI', 'goog.i18n.NumberFormatSymbols_en_GM', 'goog.i18n.NumberFormatSymbols_en_GU', 'goog.i18n.NumberFormatSymbols_en_GY', 'goog.i18n.NumberFormatSymbols_en_HK', 'goog.i18n.NumberFormatSymbols_en_IL', 'goog.i18n.NumberFormatSymbols_en_IM', 'goog.i18n.NumberFormatSymbols_en_IO', 'goog.i18n.NumberFormatSymbols_en_JE', 'goog.i18n.NumberFormatSymbols_en_JM', 'goog.i18n.NumberFormatSymbols_en_KE', 'goog.i18n.NumberFormatSymbols_en_KI', 'goog.i18n.NumberFormatSymbols_en_KN', 'goog.i18n.NumberFormatSymbols_en_KY', 'goog.i18n.NumberFormatSymbols_en_LC', 'goog.i18n.NumberFormatSymbols_en_LR', 'goog.i18n.NumberFormatSymbols_en_LS', 'goog.i18n.NumberFormatSymbols_en_MG', 'goog.i18n.NumberFormatSymbols_en_MH', 'goog.i18n.NumberFormatSymbols_en_MO', 'goog.i18n.NumberFormatSymbols_en_MP', 'goog.i18n.NumberFormatSymbols_en_MS', 'goog.i18n.NumberFormatSymbols_en_MT', 'goog.i18n.NumberFormatSymbols_en_MU', 'goog.i18n.NumberFormatSymbols_en_MW', 'goog.i18n.NumberFormatSymbols_en_MY', 'goog.i18n.NumberFormatSymbols_en_NA', 'goog.i18n.NumberFormatSymbols_en_NF', 'goog.i18n.NumberFormatSymbols_en_NG', 'goog.i18n.NumberFormatSymbols_en_NL', 'goog.i18n.NumberFormatSymbols_en_NR', 'goog.i18n.NumberFormatSymbols_en_NU', 'goog.i18n.NumberFormatSymbols_en_NZ', 'goog.i18n.NumberFormatSymbols_en_PG', 'goog.i18n.NumberFormatSymbols_en_PH', 'goog.i18n.NumberFormatSymbols_en_PK', 'goog.i18n.NumberFormatSymbols_en_PN', 'goog.i18n.NumberFormatSymbols_en_PR', 'goog.i18n.NumberFormatSymbols_en_PW', 'goog.i18n.NumberFormatSymbols_en_RW', 'goog.i18n.NumberFormatSymbols_en_SB', 'goog.i18n.NumberFormatSymbols_en_SC', 'goog.i18n.NumberFormatSymbols_en_SD', 'goog.i18n.NumberFormatSymbols_en_SE', 'goog.i18n.NumberFormatSymbols_en_SH', 'goog.i18n.NumberFormatSymbols_en_SI', 'goog.i18n.NumberFormatSymbols_en_SL', 'goog.i18n.NumberFormatSymbols_en_SS', 'goog.i18n.NumberFormatSymbols_en_SX', 'goog.i18n.NumberFormatSymbols_en_SZ', 'goog.i18n.NumberFormatSymbols_en_TC', 'goog.i18n.NumberFormatSymbols_en_TK', 'goog.i18n.NumberFormatSymbols_en_TO', 'goog.i18n.NumberFormatSymbols_en_TT', 'goog.i18n.NumberFormatSymbols_en_TV', 'goog.i18n.NumberFormatSymbols_en_TZ', 'goog.i18n.NumberFormatSymbols_en_UG', 'goog.i18n.NumberFormatSymbols_en_UM', 'goog.i18n.NumberFormatSymbols_en_US_POSIX', 'goog.i18n.NumberFormatSymbols_en_VC', 'goog.i18n.NumberFormatSymbols_en_VG', 'goog.i18n.NumberFormatSymbols_en_VI', 'goog.i18n.NumberFormatSymbols_en_VU', 'goog.i18n.NumberFormatSymbols_en_WS', 'goog.i18n.NumberFormatSymbols_en_XA', 'goog.i18n.NumberFormatSymbols_en_ZM', 'goog.i18n.NumberFormatSymbols_en_ZW', 'goog.i18n.NumberFormatSymbols_eo', 'goog.i18n.NumberFormatSymbols_es_AR', 'goog.i18n.NumberFormatSymbols_es_BO', 'goog.i18n.NumberFormatSymbols_es_BR', 'goog.i18n.NumberFormatSymbols_es_BZ', 'goog.i18n.NumberFormatSymbols_es_CL', 'goog.i18n.NumberFormatSymbols_es_CO', 'goog.i18n.NumberFormatSymbols_es_CR', 'goog.i18n.NumberFormatSymbols_es_CU', 'goog.i18n.NumberFormatSymbols_es_DO', 'goog.i18n.NumberFormatSymbols_es_EA', 'goog.i18n.NumberFormatSymbols_es_EC', 'goog.i18n.NumberFormatSymbols_es_GQ', 'goog.i18n.NumberFormatSymbols_es_GT', 'goog.i18n.NumberFormatSymbols_es_HN', 'goog.i18n.NumberFormatSymbols_es_IC', 'goog.i18n.NumberFormatSymbols_es_NI', 'goog.i18n.NumberFormatSymbols_es_PA', 'goog.i18n.NumberFormatSymbols_es_PE', 'goog.i18n.NumberFormatSymbols_es_PH', 'goog.i18n.NumberFormatSymbols_es_PR', 'goog.i18n.NumberFormatSymbols_es_PY', 'goog.i18n.NumberFormatSymbols_es_SV', 'goog.i18n.NumberFormatSymbols_es_UY', 'goog.i18n.NumberFormatSymbols_es_VE', 'goog.i18n.NumberFormatSymbols_et_EE', 'goog.i18n.NumberFormatSymbols_eu_ES', 'goog.i18n.NumberFormatSymbols_ewo', 'goog.i18n.NumberFormatSymbols_ewo_CM', 'goog.i18n.NumberFormatSymbols_fa_AF', 'goog.i18n.NumberFormatSymbols_fa_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_fa_IR', 'goog.i18n.NumberFormatSymbols_fa_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ff', 'goog.i18n.NumberFormatSymbols_ff_CM', 'goog.i18n.NumberFormatSymbols_ff_GN', 'goog.i18n.NumberFormatSymbols_ff_MR', 'goog.i18n.NumberFormatSymbols_ff_SN', 'goog.i18n.NumberFormatSymbols_fi_FI', 'goog.i18n.NumberFormatSymbols_fil_PH', 'goog.i18n.NumberFormatSymbols_fo', 'goog.i18n.NumberFormatSymbols_fo_DK', 'goog.i18n.NumberFormatSymbols_fo_FO', 'goog.i18n.NumberFormatSymbols_fr_BE', 'goog.i18n.NumberFormatSymbols_fr_BF', 'goog.i18n.NumberFormatSymbols_fr_BI', 'goog.i18n.NumberFormatSymbols_fr_BJ', 'goog.i18n.NumberFormatSymbols_fr_BL', 'goog.i18n.NumberFormatSymbols_fr_CD', 'goog.i18n.NumberFormatSymbols_fr_CF', 'goog.i18n.NumberFormatSymbols_fr_CG', 'goog.i18n.NumberFormatSymbols_fr_CH', 'goog.i18n.NumberFormatSymbols_fr_CI', 'goog.i18n.NumberFormatSymbols_fr_CM', 'goog.i18n.NumberFormatSymbols_fr_DJ', 'goog.i18n.NumberFormatSymbols_fr_DZ', 'goog.i18n.NumberFormatSymbols_fr_FR', 'goog.i18n.NumberFormatSymbols_fr_GA', 'goog.i18n.NumberFormatSymbols_fr_GF', 'goog.i18n.NumberFormatSymbols_fr_GN', 'goog.i18n.NumberFormatSymbols_fr_GP', 'goog.i18n.NumberFormatSymbols_fr_GQ', 'goog.i18n.NumberFormatSymbols_fr_HT', 'goog.i18n.NumberFormatSymbols_fr_KM', 'goog.i18n.NumberFormatSymbols_fr_LU', 'goog.i18n.NumberFormatSymbols_fr_MA', 'goog.i18n.NumberFormatSymbols_fr_MC', 'goog.i18n.NumberFormatSymbols_fr_MF', 'goog.i18n.NumberFormatSymbols_fr_MG', 'goog.i18n.NumberFormatSymbols_fr_ML', 'goog.i18n.NumberFormatSymbols_fr_MQ', 'goog.i18n.NumberFormatSymbols_fr_MR', 'goog.i18n.NumberFormatSymbols_fr_MU', 'goog.i18n.NumberFormatSymbols_fr_NC', 'goog.i18n.NumberFormatSymbols_fr_NE', 'goog.i18n.NumberFormatSymbols_fr_PF', 'goog.i18n.NumberFormatSymbols_fr_PM', 'goog.i18n.NumberFormatSymbols_fr_RE', 'goog.i18n.NumberFormatSymbols_fr_RW', 'goog.i18n.NumberFormatSymbols_fr_SC', 'goog.i18n.NumberFormatSymbols_fr_SN', 'goog.i18n.NumberFormatSymbols_fr_SY', 'goog.i18n.NumberFormatSymbols_fr_TD', 'goog.i18n.NumberFormatSymbols_fr_TG', 'goog.i18n.NumberFormatSymbols_fr_TN', 'goog.i18n.NumberFormatSymbols_fr_VU', 'goog.i18n.NumberFormatSymbols_fr_WF', 'goog.i18n.NumberFormatSymbols_fr_YT', 'goog.i18n.NumberFormatSymbols_fur', 'goog.i18n.NumberFormatSymbols_fur_IT', 'goog.i18n.NumberFormatSymbols_fy', 'goog.i18n.NumberFormatSymbols_fy_NL', 'goog.i18n.NumberFormatSymbols_ga_IE', 'goog.i18n.NumberFormatSymbols_gd', 'goog.i18n.NumberFormatSymbols_gd_GB', 'goog.i18n.NumberFormatSymbols_gl_ES', 'goog.i18n.NumberFormatSymbols_gsw_CH', 'goog.i18n.NumberFormatSymbols_gsw_FR', 'goog.i18n.NumberFormatSymbols_gsw_LI', 'goog.i18n.NumberFormatSymbols_gu_IN', 'goog.i18n.NumberFormatSymbols_guz', 'goog.i18n.NumberFormatSymbols_guz_KE', 'goog.i18n.NumberFormatSymbols_gv', 'goog.i18n.NumberFormatSymbols_gv_IM', 'goog.i18n.NumberFormatSymbols_ha', 'goog.i18n.NumberFormatSymbols_ha_GH', 'goog.i18n.NumberFormatSymbols_ha_NE', 'goog.i18n.NumberFormatSymbols_ha_NG', 'goog.i18n.NumberFormatSymbols_haw_US', 'goog.i18n.NumberFormatSymbols_he_IL', 'goog.i18n.NumberFormatSymbols_hi_IN', 'goog.i18n.NumberFormatSymbols_hr_BA', 'goog.i18n.NumberFormatSymbols_hr_HR', 'goog.i18n.NumberFormatSymbols_hsb', 'goog.i18n.NumberFormatSymbols_hsb_DE', 'goog.i18n.NumberFormatSymbols_hu_HU', 'goog.i18n.NumberFormatSymbols_hy_AM', 'goog.i18n.NumberFormatSymbols_id_ID', 'goog.i18n.NumberFormatSymbols_ig', 'goog.i18n.NumberFormatSymbols_ig_NG', 'goog.i18n.NumberFormatSymbols_ii', 'goog.i18n.NumberFormatSymbols_ii_CN', 'goog.i18n.NumberFormatSymbols_is_IS', 'goog.i18n.NumberFormatSymbols_it_CH', 'goog.i18n.NumberFormatSymbols_it_IT', 'goog.i18n.NumberFormatSymbols_it_SM', 'goog.i18n.NumberFormatSymbols_it_VA', 'goog.i18n.NumberFormatSymbols_ja_JP', 'goog.i18n.NumberFormatSymbols_jgo', 'goog.i18n.NumberFormatSymbols_jgo_CM', 'goog.i18n.NumberFormatSymbols_jmc', 'goog.i18n.NumberFormatSymbols_jmc_TZ', 'goog.i18n.NumberFormatSymbols_ka_GE', 'goog.i18n.NumberFormatSymbols_kab', 'goog.i18n.NumberFormatSymbols_kab_DZ', 'goog.i18n.NumberFormatSymbols_kam', 'goog.i18n.NumberFormatSymbols_kam_KE', 'goog.i18n.NumberFormatSymbols_kde', 'goog.i18n.NumberFormatSymbols_kde_TZ', 'goog.i18n.NumberFormatSymbols_kea', 'goog.i18n.NumberFormatSymbols_kea_CV', 'goog.i18n.NumberFormatSymbols_khq', 'goog.i18n.NumberFormatSymbols_khq_ML', 'goog.i18n.NumberFormatSymbols_ki', 'goog.i18n.NumberFormatSymbols_ki_KE', 'goog.i18n.NumberFormatSymbols_kk_KZ', 'goog.i18n.NumberFormatSymbols_kkj', 'goog.i18n.NumberFormatSymbols_kkj_CM', 'goog.i18n.NumberFormatSymbols_kl', 'goog.i18n.NumberFormatSymbols_kl_GL', 'goog.i18n.NumberFormatSymbols_kln', 'goog.i18n.NumberFormatSymbols_kln_KE', 'goog.i18n.NumberFormatSymbols_km_KH', 'goog.i18n.NumberFormatSymbols_kn_IN', 'goog.i18n.NumberFormatSymbols_ko_KP', 'goog.i18n.NumberFormatSymbols_ko_KR', 'goog.i18n.NumberFormatSymbols_kok', 'goog.i18n.NumberFormatSymbols_kok_IN', 'goog.i18n.NumberFormatSymbols_ks', 'goog.i18n.NumberFormatSymbols_ks_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ks_IN', 'goog.i18n.NumberFormatSymbols_ks_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ksb', 'goog.i18n.NumberFormatSymbols_ksb_TZ', 'goog.i18n.NumberFormatSymbols_ksf', 'goog.i18n.NumberFormatSymbols_ksf_CM', 'goog.i18n.NumberFormatSymbols_ksh', 'goog.i18n.NumberFormatSymbols_ksh_DE', 'goog.i18n.NumberFormatSymbols_kw', 'goog.i18n.NumberFormatSymbols_kw_GB', 'goog.i18n.NumberFormatSymbols_ky_KG', 'goog.i18n.NumberFormatSymbols_lag', 'goog.i18n.NumberFormatSymbols_lag_TZ', 'goog.i18n.NumberFormatSymbols_lb', 'goog.i18n.NumberFormatSymbols_lb_LU', 'goog.i18n.NumberFormatSymbols_lg', 'goog.i18n.NumberFormatSymbols_lg_UG', 'goog.i18n.NumberFormatSymbols_lkt', 'goog.i18n.NumberFormatSymbols_lkt_US', 'goog.i18n.NumberFormatSymbols_ln_AO', 'goog.i18n.NumberFormatSymbols_ln_CD', 'goog.i18n.NumberFormatSymbols_ln_CF', 'goog.i18n.NumberFormatSymbols_ln_CG', 'goog.i18n.NumberFormatSymbols_lo_LA', 'goog.i18n.NumberFormatSymbols_lrc', 'goog.i18n.NumberFormatSymbols_lrc_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lrc_IQ', 'goog.i18n.NumberFormatSymbols_lrc_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lrc_IR', 'goog.i18n.NumberFormatSymbols_lrc_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lt_LT', 'goog.i18n.NumberFormatSymbols_lu', 'goog.i18n.NumberFormatSymbols_lu_CD', 'goog.i18n.NumberFormatSymbols_luo', 'goog.i18n.NumberFormatSymbols_luo_KE', 'goog.i18n.NumberFormatSymbols_luy', 'goog.i18n.NumberFormatSymbols_luy_KE', 'goog.i18n.NumberFormatSymbols_lv_LV', 'goog.i18n.NumberFormatSymbols_mas', 'goog.i18n.NumberFormatSymbols_mas_KE', 'goog.i18n.NumberFormatSymbols_mas_TZ', 'goog.i18n.NumberFormatSymbols_mer', 'goog.i18n.NumberFormatSymbols_mer_KE', 'goog.i18n.NumberFormatSymbols_mfe', 'goog.i18n.NumberFormatSymbols_mfe_MU', 'goog.i18n.NumberFormatSymbols_mg', 'goog.i18n.NumberFormatSymbols_mg_MG', 'goog.i18n.NumberFormatSymbols_mgh', 'goog.i18n.NumberFormatSymbols_mgh_MZ', 'goog.i18n.NumberFormatSymbols_mgo', 'goog.i18n.NumberFormatSymbols_mgo_CM', 'goog.i18n.NumberFormatSymbols_mk_MK', 'goog.i18n.NumberFormatSymbols_ml_IN', 'goog.i18n.NumberFormatSymbols_mn_MN', 'goog.i18n.NumberFormatSymbols_mr_IN', 'goog.i18n.NumberFormatSymbols_mr_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ms_BN', 'goog.i18n.NumberFormatSymbols_ms_MY', 'goog.i18n.NumberFormatSymbols_ms_SG', 'goog.i18n.NumberFormatSymbols_mt_MT', 'goog.i18n.NumberFormatSymbols_mua', 'goog.i18n.NumberFormatSymbols_mua_CM', 'goog.i18n.NumberFormatSymbols_my_MM', 'goog.i18n.NumberFormatSymbols_my_MM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_mzn', 'goog.i18n.NumberFormatSymbols_mzn_u_nu_latn', 'goog.i18n.NumberFormatSymbols_mzn_IR', 'goog.i18n.NumberFormatSymbols_mzn_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_naq', 'goog.i18n.NumberFormatSymbols_naq_NA', 'goog.i18n.NumberFormatSymbols_nb_NO', 'goog.i18n.NumberFormatSymbols_nb_SJ', 'goog.i18n.NumberFormatSymbols_nd', 'goog.i18n.NumberFormatSymbols_nd_ZW', 'goog.i18n.NumberFormatSymbols_nds', 'goog.i18n.NumberFormatSymbols_nds_DE', 'goog.i18n.NumberFormatSymbols_nds_NL', 'goog.i18n.NumberFormatSymbols_ne_IN', 'goog.i18n.NumberFormatSymbols_ne_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ne_NP', 'goog.i18n.NumberFormatSymbols_ne_NP_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nl_AW', 'goog.i18n.NumberFormatSymbols_nl_BE', 'goog.i18n.NumberFormatSymbols_nl_BQ', 'goog.i18n.NumberFormatSymbols_nl_CW', 'goog.i18n.NumberFormatSymbols_nl_NL', 'goog.i18n.NumberFormatSymbols_nl_SR', 'goog.i18n.NumberFormatSymbols_nl_SX', 'goog.i18n.NumberFormatSymbols_nmg', 'goog.i18n.NumberFormatSymbols_nmg_CM', 'goog.i18n.NumberFormatSymbols_nn', 'goog.i18n.NumberFormatSymbols_nn_NO', 'goog.i18n.NumberFormatSymbols_nnh', 'goog.i18n.NumberFormatSymbols_nnh_CM', 'goog.i18n.NumberFormatSymbols_nus', 'goog.i18n.NumberFormatSymbols_nus_SS', 'goog.i18n.NumberFormatSymbols_nyn', 'goog.i18n.NumberFormatSymbols_nyn_UG', 'goog.i18n.NumberFormatSymbols_om', 'goog.i18n.NumberFormatSymbols_om_ET', 'goog.i18n.NumberFormatSymbols_om_KE', 'goog.i18n.NumberFormatSymbols_or_IN', 'goog.i18n.NumberFormatSymbols_os', 'goog.i18n.NumberFormatSymbols_os_GE', 'goog.i18n.NumberFormatSymbols_os_RU', 'goog.i18n.NumberFormatSymbols_pa_Arab', 'goog.i18n.NumberFormatSymbols_pa_Arab_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pa_Arab_PK', 'goog.i18n.NumberFormatSymbols_pa_Arab_PK_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pa_Guru', 'goog.i18n.NumberFormatSymbols_pa_Guru_IN', 'goog.i18n.NumberFormatSymbols_pl_PL', 'goog.i18n.NumberFormatSymbols_ps', 'goog.i18n.NumberFormatSymbols_ps_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ps_AF', 'goog.i18n.NumberFormatSymbols_ps_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pt_AO', 'goog.i18n.NumberFormatSymbols_pt_CH', 'goog.i18n.NumberFormatSymbols_pt_CV', 'goog.i18n.NumberFormatSymbols_pt_GQ', 'goog.i18n.NumberFormatSymbols_pt_GW', 'goog.i18n.NumberFormatSymbols_pt_LU', 'goog.i18n.NumberFormatSymbols_pt_MO', 'goog.i18n.NumberFormatSymbols_pt_MZ', 'goog.i18n.NumberFormatSymbols_pt_ST', 'goog.i18n.NumberFormatSymbols_pt_TL', 'goog.i18n.NumberFormatSymbols_qu', 'goog.i18n.NumberFormatSymbols_qu_BO', 'goog.i18n.NumberFormatSymbols_qu_EC', 'goog.i18n.NumberFormatSymbols_qu_PE', 'goog.i18n.NumberFormatSymbols_rm', 'goog.i18n.NumberFormatSymbols_rm_CH', 'goog.i18n.NumberFormatSymbols_rn', 'goog.i18n.NumberFormatSymbols_rn_BI', 'goog.i18n.NumberFormatSymbols_ro_MD', 'goog.i18n.NumberFormatSymbols_ro_RO', 'goog.i18n.NumberFormatSymbols_rof', 'goog.i18n.NumberFormatSymbols_rof_TZ', 'goog.i18n.NumberFormatSymbols_ru_BY', 'goog.i18n.NumberFormatSymbols_ru_KG', 'goog.i18n.NumberFormatSymbols_ru_KZ', 'goog.i18n.NumberFormatSymbols_ru_MD', 'goog.i18n.NumberFormatSymbols_ru_RU', 'goog.i18n.NumberFormatSymbols_ru_UA', 'goog.i18n.NumberFormatSymbols_rw', 'goog.i18n.NumberFormatSymbols_rw_RW', 'goog.i18n.NumberFormatSymbols_rwk', 'goog.i18n.NumberFormatSymbols_rwk_TZ', 'goog.i18n.NumberFormatSymbols_sah', 'goog.i18n.NumberFormatSymbols_sah_RU', 'goog.i18n.NumberFormatSymbols_saq', 'goog.i18n.NumberFormatSymbols_saq_KE', 'goog.i18n.NumberFormatSymbols_sbp', 'goog.i18n.NumberFormatSymbols_sbp_TZ', 'goog.i18n.NumberFormatSymbols_se', 'goog.i18n.NumberFormatSymbols_se_FI', 'goog.i18n.NumberFormatSymbols_se_NO', 'goog.i18n.NumberFormatSymbols_se_SE', 'goog.i18n.NumberFormatSymbols_seh', 'goog.i18n.NumberFormatSymbols_seh_MZ', 'goog.i18n.NumberFormatSymbols_ses', 'goog.i18n.NumberFormatSymbols_ses_ML', 'goog.i18n.NumberFormatSymbols_sg', 'goog.i18n.NumberFormatSymbols_sg_CF', 'goog.i18n.NumberFormatSymbols_shi', 'goog.i18n.NumberFormatSymbols_shi_Latn', 'goog.i18n.NumberFormatSymbols_shi_Latn_MA', 'goog.i18n.NumberFormatSymbols_shi_Tfng', 'goog.i18n.NumberFormatSymbols_shi_Tfng_MA', 'goog.i18n.NumberFormatSymbols_si_LK', 'goog.i18n.NumberFormatSymbols_sk_SK', 'goog.i18n.NumberFormatSymbols_sl_SI', 'goog.i18n.NumberFormatSymbols_smn', 'goog.i18n.NumberFormatSymbols_smn_FI', 'goog.i18n.NumberFormatSymbols_sn', 'goog.i18n.NumberFormatSymbols_sn_ZW', 'goog.i18n.NumberFormatSymbols_so', 'goog.i18n.NumberFormatSymbols_so_DJ', 'goog.i18n.NumberFormatSymbols_so_ET', 'goog.i18n.NumberFormatSymbols_so_KE', 'goog.i18n.NumberFormatSymbols_so_SO', 'goog.i18n.NumberFormatSymbols_sq_AL', 'goog.i18n.NumberFormatSymbols_sq_MK', 'goog.i18n.NumberFormatSymbols_sq_XK', 'goog.i18n.NumberFormatSymbols_sr_Cyrl', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_BA', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_ME', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_RS', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_XK', 'goog.i18n.NumberFormatSymbols_sr_Latn_BA', 'goog.i18n.NumberFormatSymbols_sr_Latn_ME', 'goog.i18n.NumberFormatSymbols_sr_Latn_RS', 'goog.i18n.NumberFormatSymbols_sr_Latn_XK', 'goog.i18n.NumberFormatSymbols_sv_AX', 'goog.i18n.NumberFormatSymbols_sv_FI', 'goog.i18n.NumberFormatSymbols_sv_SE', 'goog.i18n.NumberFormatSymbols_sw_CD', 'goog.i18n.NumberFormatSymbols_sw_KE', 'goog.i18n.NumberFormatSymbols_sw_TZ', 'goog.i18n.NumberFormatSymbols_sw_UG', 'goog.i18n.NumberFormatSymbols_ta_IN', 'goog.i18n.NumberFormatSymbols_ta_LK', 'goog.i18n.NumberFormatSymbols_ta_MY', 'goog.i18n.NumberFormatSymbols_ta_SG', 'goog.i18n.NumberFormatSymbols_te_IN', 'goog.i18n.NumberFormatSymbols_teo', 'goog.i18n.NumberFormatSymbols_teo_KE', 'goog.i18n.NumberFormatSymbols_teo_UG', 'goog.i18n.NumberFormatSymbols_tg', 'goog.i18n.NumberFormatSymbols_tg_TJ', 'goog.i18n.NumberFormatSymbols_th_TH', 'goog.i18n.NumberFormatSymbols_ti', 'goog.i18n.NumberFormatSymbols_ti_ER', 'goog.i18n.NumberFormatSymbols_ti_ET', 'goog.i18n.NumberFormatSymbols_to', 'goog.i18n.NumberFormatSymbols_to_TO', 'goog.i18n.NumberFormatSymbols_tr_CY', 'goog.i18n.NumberFormatSymbols_tr_TR', 'goog.i18n.NumberFormatSymbols_tt', 'goog.i18n.NumberFormatSymbols_tt_RU', 'goog.i18n.NumberFormatSymbols_twq', 'goog.i18n.NumberFormatSymbols_twq_NE', 'goog.i18n.NumberFormatSymbols_tzm', 'goog.i18n.NumberFormatSymbols_tzm_MA', 'goog.i18n.NumberFormatSymbols_ug', 'goog.i18n.NumberFormatSymbols_ug_CN', 'goog.i18n.NumberFormatSymbols_uk_UA', 'goog.i18n.NumberFormatSymbols_ur_IN', 'goog.i18n.NumberFormatSymbols_ur_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ur_PK', 'goog.i18n.NumberFormatSymbols_uz_Arab', 'goog.i18n.NumberFormatSymbols_uz_Arab_u_nu_latn', 'goog.i18n.NumberFormatSymbols_uz_Arab_AF', 'goog.i18n.NumberFormatSymbols_uz_Arab_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_uz_Cyrl', 'goog.i18n.NumberFormatSymbols_uz_Cyrl_UZ', 'goog.i18n.NumberFormatSymbols_uz_Latn', 'goog.i18n.NumberFormatSymbols_uz_Latn_UZ', 'goog.i18n.NumberFormatSymbols_vai', 'goog.i18n.NumberFormatSymbols_vai_Latn', 'goog.i18n.NumberFormatSymbols_vai_Latn_LR', 'goog.i18n.NumberFormatSymbols_vai_Vaii', 'goog.i18n.NumberFormatSymbols_vai_Vaii_LR', 'goog.i18n.NumberFormatSymbols_vi_VN', 'goog.i18n.NumberFormatSymbols_vun', 'goog.i18n.NumberFormatSymbols_vun_TZ', 'goog.i18n.NumberFormatSymbols_wae', 'goog.i18n.NumberFormatSymbols_wae_CH', 'goog.i18n.NumberFormatSymbols_wo', 'goog.i18n.NumberFormatSymbols_wo_SN', 'goog.i18n.NumberFormatSymbols_xog', 'goog.i18n.NumberFormatSymbols_xog_UG', 'goog.i18n.NumberFormatSymbols_yav', 'goog.i18n.NumberFormatSymbols_yav_CM', 'goog.i18n.NumberFormatSymbols_yi', 'goog.i18n.NumberFormatSymbols_yi_001', 'goog.i18n.NumberFormatSymbols_yo', 'goog.i18n.NumberFormatSymbols_yo_BJ', 'goog.i18n.NumberFormatSymbols_yo_NG', 'goog.i18n.NumberFormatSymbols_yue', 'goog.i18n.NumberFormatSymbols_yue_Hans', 'goog.i18n.NumberFormatSymbols_yue_Hans_CN', 'goog.i18n.NumberFormatSymbols_yue_Hant', 'goog.i18n.NumberFormatSymbols_yue_Hant_HK', 'goog.i18n.NumberFormatSymbols_zgh', 'goog.i18n.NumberFormatSymbols_zgh_MA', 'goog.i18n.NumberFormatSymbols_zh_Hans', 'goog.i18n.NumberFormatSymbols_zh_Hans_CN', 'goog.i18n.NumberFormatSymbols_zh_Hans_HK', 'goog.i18n.NumberFormatSymbols_zh_Hans_MO', 'goog.i18n.NumberFormatSymbols_zh_Hans_SG', 'goog.i18n.NumberFormatSymbols_zh_Hant', 'goog.i18n.NumberFormatSymbols_zh_Hant_HK', 'goog.i18n.NumberFormatSymbols_zh_Hant_MO', 'goog.i18n.NumberFormatSymbols_zh_Hant_TW', 'goog.i18n.NumberFormatSymbols_zu_ZA'], ['goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn']);
 goog.addDependency("i18n/ordinalrules.js", ['goog.i18n.ordinalRules'], []);
@@ -760,7 +769,7 @@ goog.addDependency("i18n/uchar.js", ['goog.i18n.uChar'], []);
 goog.addDependency("i18n/uchar/localnamefetcher.js", ['goog.i18n.uChar.LocalNameFetcher'], ['goog.i18n.uChar.NameFetcher', 'goog.i18n.uCharNames', 'goog.log']);
 goog.addDependency("i18n/uchar/localnamefetcher_test.js", ['goog.i18n.uChar.LocalNameFetcherTest'], ['goog.i18n.uChar.LocalNameFetcher', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("i18n/uchar/namefetcher.js", ['goog.i18n.uChar.NameFetcher'], []);
-goog.addDependency("i18n/uchar/remotenamefetcher.js", ['goog.i18n.uChar.RemoteNameFetcher'], ['goog.Disposable', 'goog.Uri', 'goog.events', 'goog.i18n.uChar', 'goog.i18n.uChar.NameFetcher', 'goog.log', 'goog.net.EventType', 'goog.net.XhrIo', 'goog.structs.Map']);
+goog.addDependency("i18n/uchar/remotenamefetcher.js", ['goog.i18n.uChar.RemoteNameFetcher'], ['goog.Disposable', 'goog.Uri', 'goog.events', 'goog.i18n.uChar', 'goog.i18n.uChar.NameFetcher', 'goog.log', 'goog.net.EventType', 'goog.net.XhrIo']);
 goog.addDependency("i18n/uchar/remotenamefetcher_test.js", ['goog.i18n.uChar.RemoteNameFetcherTest'], ['goog.i18n.uChar.RemoteNameFetcher', 'goog.net.XhrIo', 'goog.testing.jsunit', 'goog.testing.net.XhrIo', 'goog.testing.recordFunction']);
 goog.addDependency("i18n/uchar_test.js", ['goog.i18n.uCharTest'], ['goog.i18n.uChar', 'goog.testing.jsunit']);
 goog.addDependency("i18n/ucharnames.js", ['goog.i18n.uCharNames'], ['goog.i18n.uChar']);
@@ -769,7 +778,6 @@ goog.addDependency("iter/es6.js", [], []);
 goog.addDependency("iter/es6_test.js", [], ['goog.testing.jsunit']);
 goog.addDependency("iter/iter.js", ['goog.iter', 'goog.iter.Iterable', 'goog.iter.Iterator', 'goog.iter.StopIteration'], ['goog.array', 'goog.asserts', 'goog.functions', 'goog.math']);
 goog.addDependency("iter/iter_test.js", ['goog.iterTest'], ['goog.iter', 'goog.iter.Iterator', 'goog.iter.StopIteration', 'goog.testing.jsunit']);
-goog.addDependency("json/evaljsonprocessor.js", ['goog.json.EvalJsonProcessor'], ['goog.json', 'goog.json.Processor', 'goog.json.Serializer']);
 goog.addDependency("json/hybrid.js", ['goog.json.hybrid'], ['goog.asserts', 'goog.json']);
 goog.addDependency("json/hybrid_test.js", ['goog.json.hybridTest'], ['goog.json', 'goog.json.hybrid', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("json/json.js", ['goog.json', 'goog.json.Replacer', 'goog.json.Reviver', 'goog.json.Serializer'], []);
@@ -777,7 +785,7 @@ goog.addDependency("json/json_perf.js", ['goog.jsonPerf'], ['goog.dom', 'goog.js
 goog.addDependency("json/json_test.js", ['goog.jsonTest'], ['goog.functions', 'goog.json', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("json/nativejsonprocessor.js", ['goog.json.NativeJsonProcessor'], ['goog.asserts', 'goog.json.Processor']);
 goog.addDependency("json/processor.js", ['goog.json.Processor'], ['goog.string.Parser', 'goog.string.Stringifier']);
-goog.addDependency("json/processor_test.js", ['goog.json.processorTest'], ['goog.json.EvalJsonProcessor', 'goog.json.NativeJsonProcessor', 'goog.testing.jsunit', 'goog.userAgent']);
+goog.addDependency("json/processor_test.js", ['goog.json.processorTest'], ['goog.json.NativeJsonProcessor', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("labs/dom/pagevisibilitymonitor.js", ['goog.labs.dom.PageVisibilityEvent', 'goog.labs.dom.PageVisibilityMonitor', 'goog.labs.dom.PageVisibilityState'], ['goog.dom', 'goog.dom.vendor', 'goog.events', 'goog.events.Event', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.memoize']);
 goog.addDependency("labs/dom/pagevisibilitymonitor_test.js", ['goog.labs.dom.PageVisibilityMonitorTest'], ['goog.events', 'goog.functions', 'goog.labs.dom.PageVisibilityMonitor', 'goog.testing.PropertyReplacer', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("labs/events/nondisposableeventtarget.js", ['goog.labs.events.NonDisposableEventTarget'], ['goog.array', 'goog.asserts', 'goog.events.Event', 'goog.events.Listenable', 'goog.events.ListenerMap', 'goog.object']);
@@ -842,7 +850,7 @@ goog.addDependency("labs/testing/environment_test.js", ['goog.labs.testing.envir
 goog.addDependency("labs/testing/environment_usage_test.js", ['goog.labs.testing.environmentUsageTest'], ['goog.labs.testing.Environment']);
 goog.addDependency("labs/testing/json_fuzzing.js", ['goog.labs.testing.JsonFuzzing'], ['goog.string', 'goog.testing.PseudoRandom']);
 goog.addDependency("labs/testing/json_fuzzing_test.js", ['goog.labs.testing.JsonFuzzingTest'], ['goog.json', 'goog.labs.testing.JsonFuzzing', 'goog.testing.asserts', 'goog.testing.jsunit']);
-goog.addDependency("labs/testing/logicmatcher.js", ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.AnyOfMatcher', 'goog.labs.testing.IsNotMatcher'], ['goog.array', 'goog.labs.testing.Matcher']);
+goog.addDependency("labs/testing/logicmatcher.js", ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.AnyOfMatcher', 'goog.labs.testing.IsNotMatcher', 'goog.labs.testing.logicMatchers'], ['goog.array', 'goog.labs.testing.Matcher']);
 goog.addDependency("labs/testing/logicmatcher_test.js", ['goog.labs.testing.logicMatcherTest'], ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.GreaterThanMatcher', 'goog.labs.testing.MatcherError', 'goog.labs.testing.assertThat', 'goog.testing.jsunit']);
 goog.addDependency("labs/testing/matcher.js", ['goog.labs.testing.Matcher'], []);
 goog.addDependency("labs/testing/numbermatcher.js", ['goog.labs.testing.AnyNumberMatcher', 'goog.labs.testing.CloseToMatcher', 'goog.labs.testing.EqualToMatcher', 'goog.labs.testing.GreaterThanEqualToMatcher', 'goog.labs.testing.GreaterThanMatcher', 'goog.labs.testing.LessThanEqualToMatcher', 'goog.labs.testing.LessThanMatcher'], ['goog.asserts', 'goog.labs.testing.Matcher']);
@@ -955,8 +963,8 @@ goog.addDependency("messaging/portnetwork.js", ['goog.messaging.PortNetwork'], [
 goog.addDependency("messaging/portnetwork_test.js", ['goog.messaging.PortNetworkTest'], ['goog.Promise', 'goog.Timer', 'goog.labs.userAgent.browser', 'goog.messaging.PortChannel', 'goog.messaging.PortOperator', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("messaging/portoperator.js", ['goog.messaging.PortOperator'], ['goog.Disposable', 'goog.asserts', 'goog.log', 'goog.messaging.PortChannel', 'goog.messaging.PortNetwork', 'goog.object']);
 goog.addDependency("messaging/portoperator_test.js", ['goog.messaging.PortOperatorTest'], ['goog.messaging.PortNetwork', 'goog.messaging.PortOperator', 'goog.testing.MockControl', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel', 'goog.testing.messaging.MockMessagePort']);
-goog.addDependency("messaging/respondingchannel.js", ['goog.messaging.RespondingChannel'], ['goog.Disposable', 'goog.log', 'goog.messaging.MultiChannel']);
-goog.addDependency("messaging/respondingchannel_test.js", ['goog.messaging.RespondingChannelTest'], ['goog.messaging.RespondingChannel', 'goog.testing.MockControl', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel']);
+goog.addDependency("messaging/respondingchannel.js", ['goog.messaging.RespondingChannel'], ['goog.Disposable', 'goog.Promise', 'goog.log', 'goog.messaging.MultiChannel']);
+goog.addDependency("messaging/respondingchannel_test.js", ['goog.messaging.RespondingChannelTest'], ['goog.Promise', 'goog.messaging.RespondingChannel', 'goog.testing.MockControl', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel', 'goog.testing.recordFunction']);
 goog.addDependency("messaging/testdata/portchannel_worker.js", ['goog.messaging.testdata.portchannel_worker'], ['goog.messaging.PortChannel']);
 goog.addDependency("messaging/testdata/portnetwork_worker1.js", ['goog.messaging.testdata.portnetwork_worker1'], ['goog.messaging.PortCaller', 'goog.messaging.PortChannel']);
 goog.addDependency("messaging/testdata/portnetwork_worker2.js", ['goog.messaging.testdata.portnetwork_worker2'], ['goog.messaging.PortCaller', 'goog.messaging.PortChannel']);
@@ -999,7 +1007,6 @@ goog.addDependency("net/filedownloader_test.js", ['goog.net.FileDownloaderTest']
 goog.addDependency("net/httpstatus.js", ['goog.net.HttpStatus'], []);
 goog.addDependency("net/httpstatusname.js", ['goog.net.HttpStatusName'], []);
 goog.addDependency("net/iframeio.js", ['goog.net.IframeIo', 'goog.net.IframeIo.IncrementalDataEvent'], ['goog.Timer', 'goog.Uri', 'goog.array', 'goog.asserts', 'goog.debug.HtmlFormatter', 'goog.dom', 'goog.dom.InputType', 'goog.dom.TagName', 'goog.dom.safe', 'goog.events', 'goog.events.Event', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.html.uncheckedconversions', 'goog.json', 'goog.log', 'goog.log.Level', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.reflect', 'goog.string', 'goog.string.Const', 'goog.structs', 'goog.userAgent']);
-goog.addDependency("net/iframeio_different_base_test.js", ['goog.net.iframeIoDifferentBaseTest'], ['goog.Promise', 'goog.events', 'goog.net.EventType', 'goog.net.IframeIo', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("net/iframeio_test.js", ['goog.net.IframeIoTest'], ['goog.debug', 'goog.debug.DivConsole', 'goog.debug.LogManager', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.EventType', 'goog.log', 'goog.log.Level', 'goog.net.IframeIo', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("net/iframeloadmonitor.js", ['goog.net.IframeLoadMonitor'], ['goog.dom', 'goog.events', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.userAgent']);
 goog.addDependency("net/iframeloadmonitor_test.js", [], []);
@@ -1302,7 +1309,7 @@ goog.addDependency("testing/jstdtestcaseadapter.js", ['goog.testing.JsTdTestCase
 goog.addDependency("testing/jsunit.js", ['goog.testing.jsunit'], ['goog.dom.TagName', 'goog.testing.TestCase', 'goog.testing.TestRunner', 'goog.userAgent']);
 goog.addDependency("testing/jsunitexception.js", ['goog.testing.JsUnitException'], ['goog.testing.stacktrace']);
 goog.addDependency("testing/loosemock.js", ['goog.testing.LooseExpectationCollection', 'goog.testing.LooseMock'], ['goog.array', 'goog.structs.Map', 'goog.testing.Mock']);
-goog.addDependency("testing/loosemock_test.js", ['goog.testing.LooseMockTest'], ['goog.testing.LooseMock', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.mockmatchers']);
+goog.addDependency("testing/loosemock_test.js", ['goog.testing.LooseMockTest'], ['goog.testing.LooseMock', 'goog.testing.jsunit', 'goog.testing.mockmatchers']);
 goog.addDependency("testing/messaging/mockmessagechannel.js", ['goog.testing.messaging.MockMessageChannel'], ['goog.messaging.AbstractChannel', 'goog.testing.asserts']);
 goog.addDependency("testing/messaging/mockmessageevent.js", ['goog.testing.messaging.MockMessageEvent'], ['goog.events.BrowserEvent', 'goog.events.EventType', 'goog.testing.events.Event']);
 goog.addDependency("testing/messaging/mockmessageport.js", ['goog.testing.messaging.MockMessagePort'], ['goog.events.EventTarget']);
@@ -1360,11 +1367,12 @@ goog.addDependency("testing/style/layoutasserts_test.js", ['goog.testing.style.l
 goog.addDependency("testing/style/style.js", ['goog.testing.style'], ['goog.dom', 'goog.math.Rect', 'goog.style']);
 goog.addDependency("testing/style/style_test.js", ['goog.testing.styleTest'], ['goog.dom', 'goog.dom.TagName', 'goog.style', 'goog.testing.jsunit', 'goog.testing.style']);
 goog.addDependency("testing/testcase.js", ['goog.testing.TestCase', 'goog.testing.TestCase.Error', 'goog.testing.TestCase.Order', 'goog.testing.TestCase.Result', 'goog.testing.TestCase.Test'], ['goog.Promise', 'goog.Thenable', 'goog.array', 'goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.json', 'goog.object', 'goog.testing.JsUnitException', 'goog.testing.asserts']);
-goog.addDependency("testing/testcase_test.js", ['goog.testing.TestCaseTest'], ['goog.Promise', 'goog.Timer', 'goog.functions', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.JsUnitException', 'goog.testing.MethodMock', 'goog.testing.MockRandom', 'goog.testing.PropertyReplacer', 'goog.testing.TestCase', 'goog.testing.jsunit']);
+goog.addDependency("testing/testcase_test.js", ['goog.testing.TestCaseTest'], ['goog.Promise', 'goog.Timer', 'goog.functions', 'goog.testing.ExpectedFailures', 'goog.testing.JsUnitException', 'goog.testing.MethodMock', 'goog.testing.MockRandom', 'goog.testing.PropertyReplacer', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("testing/testqueue.js", ['goog.testing.TestQueue'], []);
 goog.addDependency("testing/testrunner.js", ['goog.testing.TestRunner'], ['goog.dom', 'goog.dom.TagName', 'goog.dom.safe', 'goog.testing.TestCase', 'goog.userAgent']);
 goog.addDependency("testing/testrunner_test.js", ['goog.testing.TestRunnerTest'], ['goog.testing.TestCase', 'goog.testing.TestRunner', 'goog.testing.asserts', 'goog.testing.jsunit']);
 goog.addDependency("testing/testsuite.js", ['goog.testing.testSuite'], ['goog.labs.testing.Environment', 'goog.testing.TestCase']);
+goog.addDependency("testing/testsuite_test.js", ['goog.testing.testSuiteTest'], ['goog.testing.TestCase', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.testing.testSuite']);
 goog.addDependency("testing/ui/rendererasserts.js", ['goog.testing.ui.rendererasserts'], ['goog.testing.asserts', 'goog.ui.ControlRenderer']);
 goog.addDependency("testing/ui/rendererasserts_test.js", ['goog.testing.ui.rendererassertsTest'], ['goog.testing.TestCase', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.testing.ui.rendererasserts', 'goog.ui.ControlRenderer']);
 goog.addDependency("testing/ui/rendererharness.js", ['goog.testing.ui.RendererHarness'], ['goog.Disposable', 'goog.dom.NodeType', 'goog.testing.asserts', 'goog.testing.dom']);
@@ -1758,6 +1766,21 @@ goog.require('Blockly.ContextMenu');
 goog.require('Blockly.Css');
 goog.require('Blockly.DraggedConnectionManager');
 goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+goog.require('Blockly.Events.BlockBase');
+goog.require('Blockly.Events.BlockChange');
+goog.require('Blockly.Events.BlockCreate');
+goog.require('Blockly.Events.BlockDelete');
+goog.require('Blockly.Events.BlockMove');
+goog.require('Blockly.Events.Change');
+goog.require('Blockly.Events.Create');
+goog.require('Blockly.Events.Delete');
+goog.require('Blockly.Events.Move');
+goog.require('Blockly.Events.Ui');
+goog.require('Blockly.Events.VarBase');
+goog.require('Blockly.Events.VarCreate');
+goog.require('Blockly.Events.VarDelete');
+goog.require('Blockly.Events.VarRename');
 goog.require('Blockly.Extensions');
 goog.require('Blockly.Field');
 goog.require('Blockly.FieldAngle');
diff --git a/blockly_compressed.js b/blockly_compressed.js
index d8878a006..3f5be131d 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -2,27 +2,30 @@
 'use strict';
 
 var $jscomp=$jscomp||{};$jscomp.scope={};var COMPILED=!0,goog=goog||{};goog.global=this;goog.isDef=function(a){return void 0!==a};goog.isString=function(a){return"string"==typeof a};goog.isBoolean=function(a){return"boolean"==typeof a};goog.isNumber=function(a){return"number"==typeof a};
-goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
+goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||"undefined"==typeof c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
 goog.define=function(a,b){var c=b;if(!COMPILED){var d=goog.global.CLOSURE_UNCOMPILED_DEFINES,e=goog.global.CLOSURE_DEFINES;d&&void 0===d.nodeType&&Object.prototype.hasOwnProperty.call(d,a)?c=d[a]:e&&void 0===e.nodeType&&Object.prototype.hasOwnProperty.call(e,a)&&(c=e[a])}goog.exportPath_(a,c)};goog.DEBUG=!1;goog.LOCALE="en";goog.TRUSTED_SITE=!0;goog.STRICT_MODE_COMPATIBLE=!1;goog.DISALLOW_TEST_ONLY_CODE=COMPILED&&!goog.DEBUG;goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING=!1;
-goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide can not be used within a goog.module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
-goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
-if(goog.moduleLoaderState_.moduleName)throw Error("goog.module may only be called once per module.");goog.moduleLoaderState_.moduleName=a;if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a]}};goog.module.get=function(a){return goog.module.getInternal_(a)};
-goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a];if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return null!=goog.moduleLoaderState_};
-goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
+goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide can not be used within a module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
+goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInGoogModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
+if(goog.moduleLoaderState_.moduleName)throw Error("goog.module may only be called once per module.");goog.moduleLoaderState_.moduleName=a;if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a]}};
+goog.module.get=function(a){if(!COMPILED&&a in goog.loadedModules_){if(goog.loadedModules_[a].type!=goog.ModuleType.GOOG)throw Error("Can only goog.module.get for goog.modules.");if(goog.loadedModules_[a].moduleId!=a)throw Error("Cannot goog.module.get by path.");}return goog.module.getInternal_(a)};goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a].exports;if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};
+goog.ModuleType={ES6:"es6",GOOG:"goog"};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return goog.isInGoogModuleLoader_()||goog.isInEs6ModuleLoader_()};goog.isInGoogModuleLoader_=function(){return!!goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.GOOG};goog.isInEs6ModuleLoader_=function(){return!!goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.ES6};goog.getModulePath_=function(){return goog.moduleLoaderState_&&goog.moduleLoaderState_.path};
+goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInGoogModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
 goog.setTestOnly=function(a){if(goog.DISALLOW_TEST_ONLY_CODE)throw a=a||"",Error("Importing test-only code into non-debug environment"+(a?": "+a:"."));};goog.forwardDeclare=function(a){};COMPILED||(goog.isProvided_=function(a){return a in goog.loadedModules_||!goog.implicitNamespaces_[a]&&goog.isDefAndNotNull(goog.getObjectByName(a))},goog.implicitNamespaces_={"goog.module":!0});
-goog.getObjectByName=function(a,b){for(var c=a.split("."),d=b||goog.global,e=0;e<c.length;e++)if(d=d[c[e]],!goog.isDefAndNotNull(d))return null;return d};goog.globalize=function(a,b){var c=b||goog.global,d;for(d in a)c[d]=a[d]};goog.addDependency=function(a,b,c,d){if(goog.DEPENDENCIES_ENABLED){var e=goog.getLoader_();e&&e.addDependency(a,b,c,d)}};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
-goog.require=function(a){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_&&goog.getLoader_().earlyProcessLoad(a);if(!COMPILED){if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;goog.moduleLoaderState_=null;try{var c=goog.getLoader_();c?c.load(a):goog.logToConsole_("Could not load "+a+" because there is no debug loader.")}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";
-goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;
-goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.DEBUG_LOADER="";goog.hasBadLetScoping=null;goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
-goog.loadModule=function(a){var b=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1};if(goog.isFunction(a))var c=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),c=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var d=goog.moduleLoaderState_.moduleName;if(goog.isString(d)&&d)goog.moduleLoaderState_.declareLegacyNamespace?goog.constructNamespace_(d,c):goog.SEAL_MODULE_EXPORTS&&
-Object.seal&&"object"==typeof c&&null!=c&&Object.seal(c),goog.loadedModules_[d]=c;else throw Error('Invalid module name "'+d+'"');}finally{goog.moduleLoaderState_=b}};goog.loadModuleFromSource_=function(a){eval(a);return{}};goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};
-goog.loadFileSync_=function(a){if(goog.global.CLOSURE_LOAD_FILE_SYNC)return goog.global.CLOSURE_LOAD_FILE_SYNC(a);try{var b=new goog.global.XMLHttpRequest;b.open("get",a,!1);b.send();return 0==b.status||200==b.status?b.responseText:null}catch(c){return null}};
+goog.getObjectByName=function(a,b){for(var c=a.split("."),d=b||goog.global,e=0;e<c.length;e++)if(d=d[c[e]],!goog.isDefAndNotNull(d))return null;return d};goog.globalize=function(a,b){var c=b||goog.global,d;for(d in a)c[d]=a[d]};goog.addDependency=function(a,b,c,d){!COMPILED&&goog.DEPENDENCIES_ENABLED&&goog.debugLoader_.addDependency(a,b,c,d)};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
+goog.isPath_=function(a){return 0==a.indexOf("./")||0==a.indexOf("../")};
+goog.require=function(a){if(goog.isPath_(a))if(goog.isInGoogModuleLoader_()){if(!goog.getModulePath_())throw Error("Current module has no path information. Was it loaded via goog.loadModule without a path argument?");a=goog.normalizePath_(goog.getModulePath_()+"/../"+a)}else throw Error("Cannot require by path outside of goog.modules.");if(!COMPILED){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_.requested(a);if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;
+goog.moduleLoaderState_=null;try{goog.debugLoader_.load_(a)}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];
+goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.hasBadLetScoping=null;goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};
+goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
+goog.loadModule=function(a,b){var c=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1,type:goog.ModuleType.GOOG,path:b};if(goog.isFunction(a))var d=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),d=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var e=goog.moduleLoaderState_.moduleName;if(goog.isString(e)&&e){goog.moduleLoaderState_.declareLegacyNamespace?
+goog.constructNamespace_(e,d):goog.SEAL_MODULE_EXPORTS&&Object.seal&&"object"==typeof d&&null!=d&&Object.seal(d);var f={exports:d,type:goog.ModuleType.GOOG,moduleId:goog.moduleLoaderState_.moduleName};goog.loadedModules_[e]=f;b&&(goog.loadedModules_[b]=f)}else throw Error('Invalid module name "'+e+'"');}finally{goog.moduleLoaderState_=c}};goog.loadModuleFromSource_=function(a){eval(a);return{}};
+goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};goog.loadFileSync_=function(a){if(goog.global.CLOSURE_LOAD_FILE_SYNC)return goog.global.CLOSURE_LOAD_FILE_SYNC(a);try{var b=new goog.global.XMLHttpRequest;b.open("get",a,!1);b.send();return 0==b.status||200==b.status?b.responseText:null}catch(c){return null}};
 goog.transpile_=function(a,b){var c=goog.global.$jscomp;c||(goog.global.$jscomp=c={});var d=c.transpile;if(!d){var e=goog.basePath+goog.TRANSPILER,f=goog.loadFileSync_(e);if(f){(function(){eval(f+"\n//# sourceURL="+e)}).call(goog.global);if(goog.global.$gwtExport&&goog.global.$gwtExport.$jscomp&&!goog.global.$gwtExport.$jscomp.transpile)throw Error('The transpiler did not properly export the "transpile" method. $gwtExport: '+JSON.stringify(goog.global.$gwtExport));goog.global.$jscomp.transpile=goog.global.$gwtExport.$jscomp.transpile;
 c=goog.global.$jscomp;d=c.transpile}}d||(d=c.transpile=function(a,b){goog.logToConsole_(b+" requires transpilation but no transpiler was found.");return a});return d(a,b)};
 goog.typeOf=function(a){var b=typeof a;if("object"==b)if(a){if(a instanceof Array)return"array";if(a instanceof Object)return b;var c=Object.prototype.toString.call(a);if("[object Window]"==c)return"object";if("[object Array]"==c||"number"==typeof a.length&&"undefined"!=typeof a.splice&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("splice"))return"array";if("[object Function]"==c||"undefined"!=typeof a.call&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("call"))return"function"}else return"null";
 else if("function"==b&&"undefined"==typeof a.call)return"object";return b};goog.isNull=function(a){return null===a};goog.isDefAndNotNull=function(a){return null!=a};goog.isArray=function(a){return"array"==goog.typeOf(a)};goog.isArrayLike=function(a){var b=goog.typeOf(a);return"array"==b||"object"==b&&"number"==typeof a.length};goog.isDateLike=function(a){return goog.isObject(a)&&"function"==typeof a.getFullYear};goog.isFunction=function(a){return"function"==goog.typeOf(a)};
 goog.isObject=function(a){var b=typeof a;return"object"==b&&null!=a||"function"==b};goog.getUid=function(a){return a[goog.UID_PROPERTY_]||(a[goog.UID_PROPERTY_]=++goog.uidCounter_)};goog.hasUid=function(a){return!!a[goog.UID_PROPERTY_]};goog.removeUid=function(a){null!==a&&"removeAttribute"in a&&a.removeAttribute(goog.UID_PROPERTY_);try{delete a[goog.UID_PROPERTY_]}catch(b){}};goog.UID_PROPERTY_="closure_uid_"+(1E9*Math.random()>>>0);goog.uidCounter_=0;goog.getHashCode=goog.getUid;
-goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
+goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if("function"===typeof a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
 goog.bindJs_=function(a,b,c){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var c=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(c,d);return a.apply(b,c)}}return function(){return a.apply(b,arguments)}};goog.bind=function(a,b,c){Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf("native code")?goog.bind=goog.bindNative_:goog.bind=goog.bindJs_;return goog.bind.apply(null,arguments)};
 goog.partial=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var b=c.slice();b.push.apply(b,arguments);return a.apply(this,b)}};goog.mixin=function(a,b){for(var c in b)a[c]=b[c]};goog.now=goog.TRUSTED_SITE&&Date.now||function(){return+new Date};
 goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"JavaScript");else if(goog.global.eval){if(null==goog.evalWorksForGlobals_){try{goog.global.eval("var _evalTest_ = 1;")}catch(d){}if("undefined"!=typeof goog.global._evalTest_){try{delete goog.global._evalTest_}catch(d){}goog.evalWorksForGlobals_=!0}else goog.evalWorksForGlobals_=!1}if(goog.evalWorksForGlobals_)goog.global.eval(a);else{var b=goog.global.document,c=b.createElement("SCRIPT");c.type="text/javascript";c.defer=
@@ -30,28 +33,41 @@ goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"
 goog.getCssName=function(a,b){if("."==String(a).charAt(0))throw Error('className passed in goog.getCssName must not start with ".". You passed: '+a);var c=function(a){return goog.cssNameMapping_[a]||a},d=function(a){a=a.split("-");for(var b=[],d=0;d<a.length;d++)b.push(c(a[d]));return b.join("-")};d=goog.cssNameMapping_?"BY_WHOLE"==goog.cssNameMappingStyle_?c:d:function(a){return a};d=b?a+"-"+d(b):d(a);return goog.global.CLOSURE_CSS_NAME_MAP_FN?goog.global.CLOSURE_CSS_NAME_MAP_FN(d):d};
 goog.setCssNameMapping=function(a,b){goog.cssNameMapping_=a;goog.cssNameMappingStyle_=b};!COMPILED&&goog.global.CLOSURE_CSS_NAME_MAPPING&&(goog.cssNameMapping_=goog.global.CLOSURE_CSS_NAME_MAPPING);goog.getMsg=function(a,b){b&&(a=a.replace(/\{\$([^}]+)}/g,function(a,d){return null!=b&&d in b?b[d]:a}));return a};goog.getMsgWithFallback=function(a,b){return a};goog.exportSymbol=function(a,b,c){goog.exportPath_(a,b,c)};goog.exportProperty=function(a,b,c){a[b]=c};
 goog.inherits=function(a,b){function c(){}c.prototype=b.prototype;a.superClass_=b.prototype;a.prototype=new c;a.prototype.constructor=a;a.base=function(a,c,f){for(var d=Array(arguments.length-2),e=2;e<arguments.length;e++)d[e-2]=arguments[e];return b.prototype[c].apply(a,d)}};
-goog.base=function(a,b,c){var d=arguments.callee.caller;if(goog.STRICT_MODE_COMPATIBLE||goog.DEBUG&&!d)throw Error("arguments.caller not defined.  goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");if(d.superClass_){for(var e=Array(arguments.length-1),f=1;f<arguments.length;f++)e[f-1]=arguments[f];return d.superClass_.constructor.apply(a,e)}e=Array(arguments.length-2);for(f=2;f<arguments.length;f++)e[f-2]=arguments[f];f=!1;for(var g=a.constructor;g;g=
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-goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;
-goog.defineClass.createSealingConstructor_=function(a,b){if(!goog.defineClass.SEAL_CLASS_INSTANCES)return a;var c=!goog.defineClass.isUnsealable_(b),d=function(){var b=a.apply(this,arguments)||this;b[goog.UID_PROPERTY_]=b[goog.UID_PROPERTY_];this.constructor===d&&c&&Object.seal instanceof Function&&Object.seal(b);return b};return d};goog.defineClass.isUnsealable_=function(a){return a&&a.prototype&&a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]};goog.defineClass.OBJECT_PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
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-function(){return goog.transpiler_},goog.DebugLoader.prototype.isProvided=function(a){return goog.isProvided_(a)},goog.DebugLoader.prototype.inHtmlDocument=function(){return goog.inHtmlDocument_()},goog.DebugLoader.prototype.logToConsole=function(a){goog.logToConsole_(a)},goog.DebugLoader.prototype.loadFileSync=function(a){return goog.loadFileSync_(a)},goog.DebugLoader.prototype.normalizePath=function(a){return goog.normalizePath_(a)},goog.debugLoader_=null,goog.registerDebugLoader=function(a){if(goog.debugLoader_)throw Error("Debug loader already registered!");
-if(!(a instanceof goog.DebugLoader))throw Error("Not a goog.DebugLoader.");goog.debugLoader_=a},goog.getLoader_=function(){if(!goog.debugLoader_&&goog.DEBUG_LOADER)throw Error("Loaded debug loader file but no loader was registered!");goog.debugLoader_||(goog.debugLoader_=new goog.DebugLoader);return goog.debugLoader_},function(){if(goog.DEBUG_LOADER){var a=new goog.DebugLoader;a.importScript_(goog.basePath+goog.DEBUG_LOADER)}goog.global.CLOSURE_NO_DEPS||(a=a||new goog.DebugLoader,goog.DEBUG_LOADER||
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+goog.base=function(a,b,c){var d=arguments.callee.caller;if(goog.STRICT_MODE_COMPATIBLE||goog.DEBUG&&!d)throw Error("arguments.caller not defined.  goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");if("undefined"!==typeof d.superClass_){for(var e=Array(arguments.length-1),f=1;f<arguments.length;f++)e[f-1]=arguments[f];return d.superClass_.constructor.apply(a,e)}if("string"!=typeof b&&"symbol"!=typeof b)throw Error("method names provided to goog.base must be a string or a symbol");
+e=Array(arguments.length-2);for(f=2;f<arguments.length;f++)e[f-2]=arguments[f];f=!1;for(var g=a.constructor;g;g=g.superClass_&&g.superClass_.constructor)if(g.prototype[b]===d)f=!0;else if(f)return g.prototype[b].apply(a,e);if(a[b]===d)return a.constructor.prototype[b].apply(a,e);throw Error("goog.base called from a method of one name to a method of a different name");};goog.scope=function(a){if(goog.isInModuleLoader_())throw Error("goog.scope is not supported within a module.");a.call(goog.global)};
+COMPILED||(goog.global.COMPILED=COMPILED);goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};
+goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;goog.defineClass.createSealingConstructor_=function(a,b){if(!goog.defineClass.SEAL_CLASS_INSTANCES)return a;var c=!goog.defineClass.isUnsealable_(b),d=function(){var b=a.apply(this,arguments)||this;b[goog.UID_PROPERTY_]=b[goog.UID_PROPERTY_];this.constructor===d&&c&&Object.seal instanceof Function&&Object.seal(b);return b};return d};goog.defineClass.isUnsealable_=function(a){return a&&a.prototype&&a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]};
+goog.defineClass.OBJECT_PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");goog.defineClass.applyProperties_=function(a,b){for(var c in b)Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c]);for(var d=0;d<goog.defineClass.OBJECT_PROTOTYPE_FIELDS_.length;d++)c=goog.defineClass.OBJECT_PROTOTYPE_FIELDS_[d],Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c])};
+goog.tagUnsealableClass=function(a){!COMPILED&&goog.defineClass.SEAL_CLASS_INSTANCES&&(a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]=!0)};goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_="goog_defineClass_legacy_unsealable";
+!COMPILED&&goog.DEPENDENCIES_ENABLED&&(goog.inHtmlDocument_=function(){var a=goog.global.document;return null!=a&&"write"in a},goog.isDocumentLoading_=function(){var a=goog.global.document;return a.attachEvent?"complete"!=a.readyState:"loading"==a.readyState},goog.findBasePath_=function(){if(goog.isDef(goog.global.CLOSURE_BASE_PATH)&&goog.isString(goog.global.CLOSURE_BASE_PATH))goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_()){var a=goog.global.document,b=a.currentScript;
+a=b?[b]:a.getElementsByTagName("SCRIPT");for(b=a.length-1;0<=b;--b){var c=a[b].src,d=c.lastIndexOf("?");d=-1==d?c.length:d;if("base.js"==c.substr(d-7,7)){goog.basePath=c.substr(0,d-7);break}}}},goog.findBasePath_(),goog.Transpiler=function(){this.requiresTranspilation_=null},goog.Transpiler.prototype.createRequiresTranspilation_=function(){function a(a,b){d?c[a]=!0:b()?c[a]=!1:d=c[a]=!0}function b(a){try{return!!eval(a)}catch(g){return!1}}var c={es3:!1},d=!1,e=goog.global.navigator&&goog.global.navigator.userAgent?
+goog.global.navigator.userAgent:"";a("es5",function(){return b("[1,].length==1")});a("es6",function(){var a=e.match(/Edge\/(\d+)(\.\d)*/i);return a&&15>Number(a[1])?!1:b('(()=>{"use strict";class X{constructor(){if(new.target!=String)throw 1;this.x=42}}let q=Reflect.construct(X,[],String);if(q.x!=42||!(q instanceof String))throw 1;for(const a of[2,3]){if(a==2)continue;function f(z={a}){let a=0;return z.a}{function f(){return 0;}}return f()==3}})()')});a("es6-impl",function(){return!0});a("es7",function(){return b("2 ** 2 == 4")});
+a("es8",function(){return b("async () => 1, true")});a("es9",function(){return b("({...rest} = {}), true")});a("es_next",function(){return b("({...rest} = {}), true")});return c},goog.Transpiler.prototype.needsTranspile=function(a,b){if("always"==goog.TRANSPILE)return!0;if("never"==goog.TRANSPILE)return!1;this.requiresTranspilation_||(this.requiresTranspilation_=this.createRequiresTranspilation_());if(a in this.requiresTranspilation_)return this.requiresTranspilation_[a];throw Error("Unknown language mode: "+
+a);},goog.Transpiler.prototype.transpile=function(a,b){return goog.transpile_(a,b)},goog.transpiler_=new goog.Transpiler,goog.protectScriptTag_=function(a){return a.replace(/<\/(SCRIPT)/ig,"\\x3c/$1")},goog.DebugLoader_=function(){this.dependencies_={};this.idToPath_={};this.written_={};this.loadingDeps_=[];this.depsToLoad_=[];this.paused_=!1;this.factory_=new goog.DependencyFactory(goog.transpiler_);this.deferredCallbacks_={};this.deferredQueue_=[]},goog.DebugLoader_.prototype.bootstrap=function(a,
+b){function c(){d&&(goog.global.setTimeout(d,0),d=null)}var d=b;if(a.length){for(var e=[],f=0;f<a.length;f++){var g=this.getPathFromDeps_(a[f]);if(!g)throw Error("Unregonized namespace: "+a[f]);e.push(this.dependencies_[g])}g=goog.require;var h=0;for(f=0;f<a.length;f++)g(a[f]),e[f].onLoad(function(){++h==a.length&&c()})}else c()},goog.DebugLoader_.prototype.loadClosureDeps=function(){this.depsToLoad_.push(this.factory_.createDependency(goog.normalizePath_(goog.basePath+"deps.js"),"deps.js",[],[],
+{},!1));this.loadDeps_()},goog.DebugLoader_.prototype.requested=function(a,b){var c=this.getPathFromDeps_(a);if(c&&(b||this.areDepsLoaded_(this.dependencies_[c].requires))){var d=this.deferredCallbacks_[c];d&&(delete this.deferredCallbacks_[c],d())}},goog.DebugLoader_.prototype.setDependencyFactory=function(a){this.factory_=a},goog.DebugLoader_.prototype.load_=function(a){if(this.getPathFromDeps_(a)){var b=this,c=[],d=function(a){var e=b.getPathFromDeps_(a);if(!e)throw Error("Bad dependency path or symbol: "+
+a);if(!b.written_[e]){b.written_[e]=!0;a=b.dependencies_[e];for(e=0;e<a.requires.length;e++)goog.isProvided_(a.requires[e])||d(a.requires[e]);c.push(a)}};d(a);a=!!this.depsToLoad_.length;this.depsToLoad_=this.depsToLoad_.concat(c);this.paused_||a||this.loadDeps_()}else throw a="goog.require could not find: "+a,goog.logToConsole_(a),Error(a);},goog.DebugLoader_.prototype.loadDeps_=function(){for(var a=this,b=this.paused_;this.depsToLoad_.length&&!b;)(function(){var c=!1,d=a.depsToLoad_.shift(),e=!1;
+a.loading_(d);var f={pause:function(){if(c)throw Error("Cannot call pause after the call to load.");b=!0},resume:function(){c?a.resume_():b=!1},loaded:function(){if(e)throw Error("Double call to loaded.");e=!0;a.loaded_(d)},pending:function(){for(var b=[],c=0;c<a.loadingDeps_.length;c++)b.push(a.loadingDeps_[c]);return b},setModuleState:function(a,b){goog.moduleLoaderState_={path:a,type:b,moduleName:"",declareLegacyNamespace:!1}},registerEs6ModuleExports:function(a,b){goog.loadedModules_[a]={exports:b,
+type:goog.ModuleType.ES6,moduleId:""}},registerGoogModuleExports:function(a,b){goog.loadedModules_[a]={exports:b,type:goog.ModuleType.GOOG,moduleId:a}},clearModuleState:function(){goog.moduleLoaderState_=null},defer:function(b){if(c)throw Error("Cannot register with defer after the call to load.");a.defer_(d,b)},areDepsLoaded:function(){return a.areDepsLoaded_(d.requires)}};try{d.load(f)}finally{c=!0}})();b&&this.pause_()},goog.DebugLoader_.prototype.pause_=function(){this.paused_=!0},goog.DebugLoader_.prototype.resume_=
+function(){this.paused_&&(this.paused_=!1,this.loadDeps_())},goog.DebugLoader_.prototype.loading_=function(a){this.loadingDeps_.push(a)},goog.DebugLoader_.prototype.loaded_=function(a){for(var b=0;b<this.loadingDeps_.length;b++)if(this.loadingDeps_[b]==a){this.loadingDeps_.splice(b,1);break}for(b=0;b<this.deferredQueue_.length;b++)if(this.deferredQueue_[b]==a.path){this.deferredQueue_.splice(b,1);break}if(this.loadingDeps_.length==this.deferredQueue_.length&&!this.depsToLoad_.length)for(;this.deferredQueue_.length;)this.requested(this.deferredQueue_.shift(),
+!0);a.loaded()},goog.DebugLoader_.prototype.areDepsLoaded_=function(a){for(var b=0;b<a.length;b++){var c=this.getPathFromDeps_(a[b]);if(!c||!(c in this.deferredCallbacks_||goog.isProvided_(a[b])))return!1}return!0},goog.DebugLoader_.prototype.getPathFromDeps_=function(a){return a in this.idToPath_?this.idToPath_[a]:a in this.dependencies_?a:null},goog.DebugLoader_.prototype.defer_=function(a,b){this.deferredCallbacks_[a.path]=b;this.deferredQueue_.push(a.path)},goog.LoadController=function(){},goog.LoadController.prototype.pause=
+function(){},goog.LoadController.prototype.resume=function(){},goog.LoadController.prototype.loaded=function(){},goog.LoadController.prototype.pending=function(){},goog.LoadController.prototype.registerEs6ModuleExports=function(a,b){},goog.LoadController.prototype.setModuleState=function(a,b){},goog.LoadController.prototype.clearModuleState=function(){},goog.LoadController.prototype.defer=function(a){},goog.LoadController.prototype.areDepsLoaded=function(){},goog.Dependency=function(a,b,c,d,e){this.path=
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+a;return b},goog.Dependency.unregisterCallback_=function(a){delete goog.Dependency.callbackMap_[a]},goog.Dependency.callback_=function(a,b){if(a in goog.Dependency.callbackMap_){for(var c=goog.Dependency.callbackMap_[a],d=[],e=1;e<arguments.length;e++)d.push(arguments[e]);c.apply(void 0,d)}else throw Error("Callback key "+a+" does not exist (was base.js loaded more than once?).");},goog.Dependency.prototype.load=function(a){if(goog.global.CLOSURE_IMPORT_SCRIPT)goog.global.CLOSURE_IMPORT_SCRIPT(this.path)?
+a.loaded():a.pause();else if(goog.inHtmlDocument_()){var b=goog.global.document;if("complete"==b.readyState&&!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING){if(/\bdeps.js$/.test(this.path)){a.loaded();return}throw Error('Cannot write "'+this.path+'" after document load');}if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&goog.isDocumentLoading_()){var c=goog.Dependency.registerCallback_(function(b){goog.DebugLoader_.IS_OLD_IE_&&"complete"!=b.readyState||(goog.Dependency.unregisterCallback_(c),a.loaded())});
+b.write('<script src="'+this.path+'" '+(goog.DebugLoader_.IS_OLD_IE_?"onreadystatechange":"onload")+"=\"goog.Dependency.callback_('"+c+'\', this)" type="text/javascript" '+(goog.Dependency.defer_?"defer":"")+">\x3c/script>")}else{var d=b.createElement("script");d.defer=goog.Dependency.defer_;d.async=!1;d.type="text/javascript";goog.DebugLoader_.IS_OLD_IE_?(a.pause(),d.onreadystatechange=function(){if("loaded"==d.readyState||"complete"==d.readyState)a.loaded(),a.resume()}):d.onload=function(){d.onload=
+null;a.loaded()};d.src=this.path;b.head.appendChild(d)}}else goog.logToConsole_("Cannot use default debug loader outside of HTML documents."),"deps.js"==this.relativePath?(goog.logToConsole_("Consider setting CLOSURE_IMPORT_SCRIPT before loading base.js, or seting CLOSURE_NO_DEPS to true."),a.loaded()):a.pause()},goog.Es6ModuleDependency=function(a,b,c,d){goog.Dependency.call(this,a,b,[],c,d)},goog.inherits(goog.Es6ModuleDependency,goog.Dependency),goog.Es6ModuleDependency.prototype.load=function(a){function b(a,
+b){b?d.write('<script type="module" crossorigin>'+b+"\x3c/script>"):d.write('<script type="module" crossorigin src="'+a+'">\x3c/script>')}function c(a,b){var c=d.createElement("script");c.defer=!0;c.async=!1;c.type="module";c.setAttribute("crossorigin",!0);b?c.textContent=b:c.src=a;d.head.appendChild(c)}if(goog.global.CLOSURE_IMPORT_SCRIPT)goog.global.CLOSURE_IMPORT_SCRIPT(this.path)?a.loaded():a.pause();else if(goog.inHtmlDocument_()){var d=goog.global.document,e=this;if(goog.isDocumentLoading_()){var f=
+b;goog.Dependency.defer_=!0}else f=c;var g=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(g);a.setModuleState(e.path,goog.ModuleType.ES6)});f(void 0,'goog.Dependency.callback_("'+g+'")');f(this.path,void 0);var h=goog.Dependency.registerCallback_(function(b){goog.Dependency.unregisterCallback_(h);a.registerEs6ModuleExports(e.path,b)});f(void 0,'import * as m from "'+this.path+'"; goog.Dependency.callback_("'+h+'", m)');var k=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(k);
+a.clearModuleState();a.loaded()});f(void 0,'goog.Dependency.callback_("'+k+'")')}else goog.logToConsole_("Cannot use default debug loader outside of HTML documents."),a.pause()},goog.TransformedDependency=function(a,b,c,d,e){goog.Dependency.call(this,a,b,c,d,e);this.contents_=null},goog.inherits(goog.TransformedDependency,goog.Dependency),goog.TransformedDependency.prototype.load=function(a){if(!goog.global.CLOSURE_IMPORT_SCRIPT&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()){var b=goog.global.document,
+c=this,d=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(d);c.loadImpl_(a)});b.write('<script type="text/javascript">'+goog.protectScriptTag_('goog.Dependency.callback_("'+d+'");')+"\x3c/script>")}else this.loadImpl_(a)},goog.TransformedDependency.prototype.loadImpl_=function(a){function b(b){if(c.contents_){d&&a.setModuleState(c.path,goog.ModuleType.ES6);try{var e=c.contents_;c.contents_=null;b?goog.globalEval(e):goog.global.document.write('<script type="text/javascript">'+
+goog.protectScriptTag_(e)+"\x3c/script>")}finally{d&&a.clearModuleState()}d&&goog.global.$jscomp.require.ensure([c.path],function(){a.registerEs6ModuleExports(c.path,goog.global.$jscomp.require(c.path))});a.loaded()}}if(this.contents_=goog.loadFileSync_(this.path))if(this.contents_=this.transform(this.contents_))this.contents_+="\n//# sourceURL="+this.path;if(this.contents_)if(goog.global.CLOSURE_IMPORT_SCRIPT)goog.global.CLOSURE_IMPORT_SCRIPT("",this.contents_)?(this.contents_=null,a.loaded()):a.pause();
+else{var c=this,d=this.loadFlags.module==goog.ModuleType.ES6;if(1<a.pending().length&&goog.DebugLoader_.IS_OLD_IE_)a.defer(function(){b(!0)});else if(d&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()){var e=goog.global.document;a.pause();var f=e.onreadystatechange;e.onreadystatechange=function(){if(e.attachEvent?"complete"==e.readyState:"interactive"==e.readyState)e.onreadystatechange=f,b(!0),a.resume();goog.isFunction(f)&&f.apply(void 0,arguments)}}else b(goog.DebugLoader_.IS_OLD_IE_||!goog.inHtmlDocument_()||
+!goog.isDocumentLoading_())}else a.pause()},goog.TransformedDependency.prototype.transform=function(a){},goog.TranspiledDependency=function(a,b,c,d,e,f){goog.TransformedDependency.call(this,a,b,c,d,e);this.transpiler=f},goog.inherits(goog.TranspiledDependency,goog.TransformedDependency),goog.TranspiledDependency.prototype.transform=function(a){return this.transpiler.transpile(a,this.path)},goog.GoogModuleDependency=function(a,b,c,d,e,f,g){goog.TransformedDependency.call(this,a,b,c,d,e);this.needsTranspile_=
+f;this.transpiler_=g},goog.inherits(goog.GoogModuleDependency,goog.TransformedDependency),goog.GoogModuleDependency.prototype.transform=function(a){this.needsTranspile_&&(a=this.transpiler_.transpile(a,this.path));return goog.LOAD_MODULE_USING_EVAL&&goog.isDef(goog.global.JSON)?"goog.loadModule("+goog.global.JSON.stringify(a+"\n//# sourceURL="+this.path+"\n")+', "'+this.path+'");':'goog.loadModule(function(exports) {"use strict";'+a+'\n;return exports}, "'+this.path+'");\n//# sourceURL='+this.path+
+"\n"},goog.DebugLoader_.IS_OLD_IE_=!(goog.global.atob||!goog.global.document||!goog.global.document.all),goog.DebugLoader_.prototype.addDependency=function(a,b,c,d){b=b||[];a=a.replace(/\\/g,"/");var e=goog.normalizePath_(goog.basePath+a);d&&"boolean"!==typeof d||(d=d?{module:goog.ModuleType.GOOG}:{});c=this.factory_.createDependency(e,a,b,c,d,goog.transpiler_.needsTranspile(d.lang||"es3",d.module));this.dependencies_[e]=c;for(c=0;c<b.length;c++)this.idToPath_[b[c]]=e;this.idToPath_[a]=e},goog.DependencyFactory=
+function(a){this.transpiler=a},goog.DependencyFactory.prototype.createDependency=function(a,b,c,d,e,f){if(e.module==goog.ModuleType.ES6)throw Error("ES6 modules are not currently supported by the debug loader.");return e.module==goog.ModuleType.GOOG?new goog.GoogModuleDependency(a,b,c,d,e,f,this.transpiler):f?new goog.TranspiledDependency(a,b,c,d,e,this.transpiler):e.module==goog.ModuleType.ES6?new goog.Es6ModuleDependency(a,b,d,e):new goog.Dependency(a,b,c,d,e)},goog.debugLoader_=new goog.DebugLoader_,
+goog.loadClosureDeps=function(){goog.debugLoader_.loadClosureDeps()},goog.setDependencyFactory=function(a){goog.debugLoader_.setDependencyFactory(a)},goog.global.CLOSURE_NO_DEPS||goog.debugLoader_.loadClosureDeps(),goog.bootstrap=function(a,b){goog.debugLoader_.bootstrap(a,b)});goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{var b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
 goog.asserts.subs_=function(a,b){for(var c=a.split("%s"),d="",e=c.length-1,f=0;f<e;f++)d+=c[f]+(f<b.length?b[f]:"%s");return d+c[e]};goog.asserts.doAssertFailure_=function(a,b,c,d){var e="Assertion failed";if(c){e+=": "+c;var f=d}else a&&(e+=": "+a,f=b);a=new goog.asserts.AssertionError(""+e,f||[]);goog.asserts.errorHandler_(a)};goog.asserts.setErrorHandler=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.errorHandler_=a)};
 goog.asserts.assert=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!a&&goog.asserts.doAssertFailure_("",null,b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.fail=function(a,b){goog.asserts.ENABLE_ASSERTS&&goog.asserts.errorHandler_(new goog.asserts.AssertionError("Failure"+(a?": "+a:""),Array.prototype.slice.call(arguments,1)))};
 goog.asserts.assertNumber=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isNumber(a)&&goog.asserts.doAssertFailure_("Expected number but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertString=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isString(a)&&goog.asserts.doAssertFailure_("Expected string but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
@@ -76,7 +92,7 @@ goog.array.removeLast=function(a,b){var c=goog.array.lastIndexOf(a,b);return 0<=
 goog.array.concat=function(a){return Array.prototype.concat.apply([],arguments)};goog.array.join=function(a){return Array.prototype.concat.apply([],arguments)};goog.array.toArray=function(a){var b=a.length;if(0<b){for(var c=Array(b),d=0;d<b;d++)c[d]=a[d];return c}return[]};goog.array.clone=goog.array.toArray;goog.array.extend=function(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c];if(goog.isArrayLike(d)){var e=a.length||0,f=d.length||0;a.length=e+f;for(var g=0;g<f;g++)a[e+g]=d[g]}else a.push(d)}};
 goog.array.splice=function(a,b,c,d){goog.asserts.assert(null!=a.length);return Array.prototype.splice.apply(a,goog.array.slice(arguments,1))};goog.array.slice=function(a,b,c){goog.asserts.assert(null!=a.length);return 2>=arguments.length?Array.prototype.slice.call(a,b):Array.prototype.slice.call(a,b,c)};
 goog.array.removeDuplicates=function(a,b,c){b=b||a;var d=function(a){return goog.isObject(a)?"o"+goog.getUid(a):(typeof a).charAt(0)+a};c=c||d;d={};for(var e=0,f=0;f<a.length;){var g=a[f++],h=c(g);Object.prototype.hasOwnProperty.call(d,h)||(d[h]=!0,b[e++]=g)}b.length=e};goog.array.binarySearch=function(a,b,c){return goog.array.binarySearch_(a,c||goog.array.defaultCompare,!1,b)};goog.array.binarySelect=function(a,b,c){return goog.array.binarySearch_(a,b,!0,void 0,c)};
-goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1;var n=c?b.call(e,a[k],k,a):b(d,a[k]);0<n?f=k+1:(g=k,h=!n)}return h?f:~f};goog.array.sort=function(a,b){a.sort(b||goog.array.defaultCompare)};goog.array.stableSort=function(a,b){for(var c=Array(a.length),d=0;d<a.length;d++)c[d]={index:d,value:a[d]};var e=b||goog.array.defaultCompare;goog.array.sort(c,function(a,b){return e(a.value,b.value)||a.index-b.index});for(d=0;d<a.length;d++)a[d]=c[d].value};
+goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1;var m=c?b.call(e,a[k],k,a):b(d,a[k]);0<m?f=k+1:(g=k,h=!m)}return h?f:~f};goog.array.sort=function(a,b){a.sort(b||goog.array.defaultCompare)};goog.array.stableSort=function(a,b){for(var c=Array(a.length),d=0;d<a.length;d++)c[d]={index:d,value:a[d]};var e=b||goog.array.defaultCompare;goog.array.sort(c,function(a,b){return e(a.value,b.value)||a.index-b.index});for(d=0;d<a.length;d++)a[d]=c[d].value};
 goog.array.sortByKey=function(a,b,c){var d=c||goog.array.defaultCompare;goog.array.sort(a,function(a,c){return d(b(a),b(c))})};goog.array.sortObjectsByKey=function(a,b,c){goog.array.sortByKey(a,function(a){return a[b]},c)};goog.array.isSorted=function(a,b,c){b=b||goog.array.defaultCompare;for(var d=1;d<a.length;d++){var e=b(a[d-1],a[d]);if(0<e||0==e&&c)return!1}return!0};
 goog.array.equals=function(a,b,c){if(!goog.isArrayLike(a)||!goog.isArrayLike(b)||a.length!=b.length)return!1;var d=a.length;c=c||goog.array.defaultCompareEquality;for(var e=0;e<d;e++)if(!c(a[e],b[e]))return!1;return!0};goog.array.compare3=function(a,b,c){c=c||goog.array.defaultCompare;for(var d=Math.min(a.length,b.length),e=0;e<d;e++){var f=c(a[e],b[e]);if(0!=f)return f}return goog.array.defaultCompare(a.length,b.length)};goog.array.defaultCompare=function(a,b){return a>b?1:a<b?-1:0};
 goog.array.inverseDefaultCompare=function(a,b){return-goog.array.defaultCompare(a,b)};goog.array.defaultCompareEquality=function(a,b){return a===b};goog.array.binaryInsert=function(a,b,c){c=goog.array.binarySearch(a,b,c);return 0>c?(goog.array.insertAt(a,b,-(c+1)),!0):!1};goog.array.binaryRemove=function(a,b,c){b=goog.array.binarySearch(a,b,c);return 0<=b?goog.array.removeAt(a,b):!1};
@@ -87,7 +103,7 @@ goog.array.zip=function(a){if(!arguments.length)return[];for(var b=[],c=argument
 goog.array.concatMap=function(a,b,c){return goog.array.concat.apply([],goog.array.map(a,b,c))};goog.math={};goog.math.randomInt=function(a){return Math.floor(Math.random()*a)};goog.math.uniformRandom=function(a,b){return a+Math.random()*(b-a)};goog.math.clamp=function(a,b,c){return Math.min(Math.max(a,b),c)};goog.math.modulo=function(a,b){var c=a%b;return 0>c*b?c+b:c};goog.math.lerp=function(a,b,c){return a+c*(b-a)};goog.math.nearlyEquals=function(a,b,c){return Math.abs(a-b)<=(c||1E-6)};goog.math.standardAngle=function(a){return goog.math.modulo(a,360)};
 goog.math.standardAngleInRadians=function(a){return goog.math.modulo(a,2*Math.PI)};goog.math.toRadians=function(a){return a*Math.PI/180};goog.math.toDegrees=function(a){return 180*a/Math.PI};goog.math.angleDx=function(a,b){return b*Math.cos(goog.math.toRadians(a))};goog.math.angleDy=function(a,b){return b*Math.sin(goog.math.toRadians(a))};goog.math.angle=function(a,b,c,d){return goog.math.standardAngle(goog.math.toDegrees(Math.atan2(d-b,c-a)))};
 goog.math.angleDifference=function(a,b){var c=goog.math.standardAngle(b)-goog.math.standardAngle(a);180<c?c-=360:-180>=c&&(c=360+c);return c};goog.math.sign=function(a){return 0<a?1:0>a?-1:a};
-goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var n=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(n.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return n};
+goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var m=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(m.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return m};
 goog.math.sum=function(a){return goog.array.reduce(arguments,function(a,c){return a+c},0)};goog.math.average=function(a){return goog.math.sum.apply(null,arguments)/arguments.length};goog.math.sampleVariance=function(a){var b=arguments.length;if(2>b)return 0;var c=goog.math.average.apply(null,arguments);return goog.math.sum.apply(null,goog.array.map(arguments,function(a){return Math.pow(a-c,2)}))/(b-1)};goog.math.standardDeviation=function(a){return Math.sqrt(goog.math.sampleVariance.apply(null,arguments))};
 goog.math.isInt=function(a){return isFinite(a)&&0==a%1};goog.math.isFiniteNumber=function(a){return isFinite(a)};goog.math.isNegativeZero=function(a){return 0==a&&0>1/a};goog.math.log10Floor=function(a){if(0<a){var b=Math.round(Math.log(a)*Math.LOG10E);return b-(parseFloat("1e"+b)>a?1:0)}return 0==a?-Infinity:NaN};goog.math.safeFloor=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.floor(a+(b||2E-15))};
 goog.math.safeCeil=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.ceil(a-(b||2E-15))};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.prototype.equals=function(a){return a instanceof goog.math.Coordinate&&goog.math.Coordinate.equals(this,a)};goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};
@@ -115,48 +131,12 @@ goog.string.escapeChar=function(a){if(a in goog.string.jsEscapeCache_)return goo
 goog.string.caseInsensitiveContains=function(a,b){return goog.string.contains(a.toLowerCase(),b.toLowerCase())};goog.string.countOf=function(a,b){return a&&b?a.split(b).length-1:0};goog.string.removeAt=function(a,b,c){var d=a;0<=b&&b<a.length&&0<c&&(d=a.substr(0,b)+a.substr(b+c,a.length-b-c));return d};goog.string.remove=function(a,b){return a.replace(b,"")};goog.string.removeAll=function(a,b){var c=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(c,"")};
 goog.string.replaceAll=function(a,b,c){b=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(b,c.replace(/\$/g,"$$$$"))};goog.string.regExpEscape=function(a){return String(a).replace(/([-()\[\]{}+?*.$\^|,:#<!\\])/g,"\\$1").replace(/\x08/g,"\\x08")};goog.string.repeat=String.prototype.repeat?function(a,b){return a.repeat(b)}:function(a,b){return Array(b+1).join(a)};
 goog.string.padNumber=function(a,b,c){a=goog.isDef(c)?a.toFixed(c):String(a);c=a.indexOf(".");-1==c&&(c=a.length);return goog.string.repeat("0",Math.max(0,b-c))+a};goog.string.makeSafe=function(a){return null==a?"":String(a)};goog.string.buildString=function(a){return Array.prototype.join.call(arguments,"")};goog.string.getRandomString=function(){return Math.floor(2147483648*Math.random()).toString(36)+Math.abs(Math.floor(2147483648*Math.random())^goog.now()).toString(36)};
-goog.string.compareVersions=function(a,b){for(var c=0,d=goog.string.trim(String(a)).split("."),e=goog.string.trim(String(b)).split("."),f=Math.max(d.length,e.length),g=0;0==c&&g<f;g++){var h=d[g]||"",k=e[g]||"";do{h=/(\d*)(\D*)(.*)/.exec(h)||["","","",""];k=/(\d*)(\D*)(.*)/.exec(k)||["","","",""];if(0==h[0].length&&0==k[0].length)break;c=0==h[1].length?0:parseInt(h[1],10);var n=0==k[1].length?0:parseInt(k[1],10);c=goog.string.compareElements_(c,n)||goog.string.compareElements_(0==h[2].length,0==k[2].length)||
+goog.string.compareVersions=function(a,b){for(var c=0,d=goog.string.trim(String(a)).split("."),e=goog.string.trim(String(b)).split("."),f=Math.max(d.length,e.length),g=0;0==c&&g<f;g++){var h=d[g]||"",k=e[g]||"";do{h=/(\d*)(\D*)(.*)/.exec(h)||["","","",""];k=/(\d*)(\D*)(.*)/.exec(k)||["","","",""];if(0==h[0].length&&0==k[0].length)break;c=0==h[1].length?0:parseInt(h[1],10);var m=0==k[1].length?0:parseInt(k[1],10);c=goog.string.compareElements_(c,m)||goog.string.compareElements_(0==h[2].length,0==k[2].length)||
 goog.string.compareElements_(h[2],k[2]);h=h[3];k=k[3]}while(0==c)}return c};goog.string.compareElements_=function(a,b){return a<b?-1:a>b?1:0};goog.string.hashCode=function(a){for(var b=0,c=0;c<a.length;++c)b=31*b+a.charCodeAt(c)>>>0;return b};goog.string.uniqueStringCounter_=2147483648*Math.random()|0;goog.string.createUniqueString=function(){return"goog_"+goog.string.uniqueStringCounter_++};goog.string.toNumber=function(a){var b=Number(a);return 0==b&&goog.string.isEmptyOrWhitespace(a)?NaN:b};
 goog.string.isLowerCamelCase=function(a){return/^[a-z]+([A-Z][a-z]*)*$/.test(a)};goog.string.isUpperCamelCase=function(a){return/^([A-Z][a-z]*)+$/.test(a)};goog.string.toCamelCase=function(a){return String(a).replace(/\-([a-z])/g,function(a,c){return c.toUpperCase()})};goog.string.toSelectorCase=function(a){return String(a).replace(/([A-Z])/g,"-$1").toLowerCase()};
 goog.string.toTitleCase=function(a,b){var c=goog.isString(b)?goog.string.regExpEscape(b):"\\s";return a.replace(new RegExp("(^"+(c?"|["+c+"]+":"")+")([a-z])","g"),function(a,b,c){return b+c.toUpperCase()})};goog.string.capitalize=function(a){return String(a.charAt(0)).toUpperCase()+String(a.substr(1)).toLowerCase()};goog.string.parseInt=function(a){isFinite(a)&&(a=String(a));return goog.isString(a)?/^\s*-?0x/i.test(a)?parseInt(a,16):parseInt(a,10):NaN};
 goog.string.splitLimit=function(a,b,c){a=a.split(b);for(var d=[];0<c&&a.length;)d.push(a.shift()),c--;a.length&&d.push(a.join(b));return d};goog.string.lastComponent=function(a,b){if(b)"string"==typeof b&&(b=[b]);else return a;for(var c=-1,d=0;d<b.length;d++)if(""!=b[d]){var e=a.lastIndexOf(b[d]);e>c&&(c=e)}return-1==c?a:a.slice(c+1)};
-goog.string.editDistance=function(a,b){var c=[],d=[];if(a==b)return 0;if(!a.length||!b.length)return Math.max(a.length,b.length);for(var e=0;e<b.length+1;e++)c[e]=e;for(e=0;e<a.length;e++){d[0]=e+1;for(var f=0;f<b.length;f++)d[f+1]=Math.min(d[f]+1,c[f+1]+1,c[f]+Number(a[e]!=b[f]));for(f=0;f<c.length;f++)c[f]=d[f]}return d[b.length]};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
-goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.caseInsensitiveContains(b,a)};
-goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=RegExp("(\\w[\\w ]+)/([^\\s]+)\\s*(?:\\((.*?)\\))?","g"),c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.is=function(a,b){return a===b?0!==a||1/a===1/b:a!==a&&b!==b};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};
-goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};goog.object.getCount=function(a){var b=0,c;for(c in a)b++;return b};goog.object.getAnyKey=function(a){for(var b in a)return b};goog.object.getAnyValue=function(a){for(var b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){var b=[],c=0,d;for(d in a)b[c++]=a[d];return b};
-goog.object.getKeys=function(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b};goog.object.getValueByKeys=function(a,b){var c=goog.isArrayLike(b),d=c?b:arguments;for(c=c?0:1;c<d.length;c++){if(null==a)return;a=a[d[c]]}return a};goog.object.containsKey=function(a,b){return null!==a&&b in a};goog.object.containsValue=function(a,b){for(var c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return d};
-goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.clear=function(a){for(var b in a)delete a[b]};goog.object.remove=function(a,b){var c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return null!==a&&b in a?a[b]:c};
-goog.object.set=function(a,b,c){a[b]=c};goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(var c in a)if(!(c in b)||a[c]!==b[c])return!1;for(c in b)if(!(c in a))return!1;return!0};goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};
-goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(goog.isFunction(a.clone))return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
-goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
-goog.object.create=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);for(var c={},d=0;d<b;d++)c[arguments[d]]=!0;return c};
-goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};
-goog.object.getAllPropertyNames=function(a,b,c){if(!a)return[];if(!Object.getOwnPropertyNames||!Object.getPrototypeOf)return goog.object.getKeys(a);for(var d={};a&&(a!==Object.prototype||b)&&(a!==Function.prototype||c);){for(var e=Object.getOwnPropertyNames(a),f=0;f<e.length;f++)d[e[f]]=!0;a=Object.getPrototypeOf(a)}return goog.object.getKeys(d)};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdge_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchFirefox_=function(){return goog.labs.userAgent.util.matchUserAgent("Firefox")};
-goog.labs.userAgent.browser.matchSafari_=function(){return goog.labs.userAgent.util.matchUserAgent("Safari")&&!(goog.labs.userAgent.browser.matchChrome_()||goog.labs.userAgent.browser.matchCoast_()||goog.labs.userAgent.browser.matchOpera_()||goog.labs.userAgent.browser.matchEdge_()||goog.labs.userAgent.browser.isSilk()||goog.labs.userAgent.util.matchUserAgent("Android"))};goog.labs.userAgent.browser.matchCoast_=function(){return goog.labs.userAgent.util.matchUserAgent("Coast")};
-goog.labs.userAgent.browser.matchIosWebview_=function(){return(goog.labs.userAgent.util.matchUserAgent("iPad")||goog.labs.userAgent.util.matchUserAgent("iPhone"))&&!goog.labs.userAgent.browser.matchSafari_()&&!goog.labs.userAgent.browser.matchChrome_()&&!goog.labs.userAgent.browser.matchCoast_()&&goog.labs.userAgent.util.matchUserAgent("AppleWebKit")};
-goog.labs.userAgent.browser.matchChrome_=function(){return(goog.labs.userAgent.util.matchUserAgent("Chrome")||goog.labs.userAgent.util.matchUserAgent("CriOS"))&&!goog.labs.userAgent.browser.matchEdge_()};goog.labs.userAgent.browser.matchAndroidBrowser_=function(){return goog.labs.userAgent.util.matchUserAgent("Android")&&!(goog.labs.userAgent.browser.isChrome()||goog.labs.userAgent.browser.isFirefox()||goog.labs.userAgent.browser.isOpera()||goog.labs.userAgent.browser.isSilk())};
-goog.labs.userAgent.browser.isOpera=goog.labs.userAgent.browser.matchOpera_;goog.labs.userAgent.browser.isIE=goog.labs.userAgent.browser.matchIE_;goog.labs.userAgent.browser.isEdge=goog.labs.userAgent.browser.matchEdge_;goog.labs.userAgent.browser.isFirefox=goog.labs.userAgent.browser.matchFirefox_;goog.labs.userAgent.browser.isSafari=goog.labs.userAgent.browser.matchSafari_;goog.labs.userAgent.browser.isCoast=goog.labs.userAgent.browser.matchCoast_;goog.labs.userAgent.browser.isIosWebview=goog.labs.userAgent.browser.matchIosWebview_;
-goog.labs.userAgent.browser.isChrome=goog.labs.userAgent.browser.matchChrome_;goog.labs.userAgent.browser.isAndroidBrowser=goog.labs.userAgent.browser.matchAndroidBrowser_;goog.labs.userAgent.browser.isSilk=function(){return goog.labs.userAgent.util.matchUserAgent("Silk")};
-goog.labs.userAgent.browser.getVersion=function(){function a(a){a=goog.array.find(a,d);return c[a]||""}var b=goog.labs.userAgent.util.getUserAgent();if(goog.labs.userAgent.browser.isIE())return goog.labs.userAgent.browser.getIEVersion_(b);b=goog.labs.userAgent.util.extractVersionTuples(b);var c={};goog.array.forEach(b,function(a){c[a[0]]=a[1]});var d=goog.partial(goog.object.containsKey,c);return goog.labs.userAgent.browser.isOpera()?a(["Version","Opera"]):goog.labs.userAgent.browser.isEdge()?a(["Edge"]):
-goog.labs.userAgent.browser.isChrome()?a(["Chrome","CriOS"]):(b=b[2])&&b[1]||""};goog.labs.userAgent.browser.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.browser.getVersion(),a)};
-goog.labs.userAgent.browser.getIEVersion_=function(a){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])return b[1];b="";var c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];return b};goog.labs.userAgent.engine={};goog.labs.userAgent.engine.isPresto=function(){return goog.labs.userAgent.util.matchUserAgent("Presto")};goog.labs.userAgent.engine.isTrident=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.engine.isEdge=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};
-goog.labs.userAgent.engine.isWebKit=function(){return goog.labs.userAgent.util.matchUserAgentIgnoreCase("WebKit")&&!goog.labs.userAgent.engine.isEdge()};goog.labs.userAgent.engine.isGecko=function(){return goog.labs.userAgent.util.matchUserAgent("Gecko")&&!goog.labs.userAgent.engine.isWebKit()&&!goog.labs.userAgent.engine.isTrident()&&!goog.labs.userAgent.engine.isEdge()};
-goog.labs.userAgent.engine.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent();if(a){a=goog.labs.userAgent.util.extractVersionTuples(a);var b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];a=a[0];var c;if(a&&(c=a[2])&&(c=/Trident\/([^\s;]+)/.exec(c)))return c[1]}return""};
-goog.labs.userAgent.engine.getEngineTuple_=function(a){if(!goog.labs.userAgent.engine.isEdge())return a[1];for(var b=0;b<a.length;b++){var c=a[b];if("Edge"==c[0])return c}};goog.labs.userAgent.engine.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),a)};goog.labs.userAgent.engine.getVersionForKey_=function(a,b){var c=goog.array.find(a,function(a){return b==a[0]});return c&&c[1]||""};goog.labs.userAgent.platform={};goog.labs.userAgent.platform.isAndroid=function(){return goog.labs.userAgent.util.matchUserAgent("Android")};goog.labs.userAgent.platform.isIpod=function(){return goog.labs.userAgent.util.matchUserAgent("iPod")};goog.labs.userAgent.platform.isIphone=function(){return goog.labs.userAgent.util.matchUserAgent("iPhone")&&!goog.labs.userAgent.util.matchUserAgent("iPod")&&!goog.labs.userAgent.util.matchUserAgent("iPad")};goog.labs.userAgent.platform.isIpad=function(){return goog.labs.userAgent.util.matchUserAgent("iPad")};
-goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platform.isIphone()||goog.labs.userAgent.platform.isIpad()||goog.labs.userAgent.platform.isIpod()};goog.labs.userAgent.platform.isMacintosh=function(){return goog.labs.userAgent.util.matchUserAgent("Macintosh")};goog.labs.userAgent.platform.isLinux=function(){return goog.labs.userAgent.util.matchUserAgent("Linux")};goog.labs.userAgent.platform.isWindows=function(){return goog.labs.userAgent.util.matchUserAgent("Windows")};
-goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};goog.labs.userAgent.platform.isChromecast=function(){return goog.labs.userAgent.util.matchUserAgent("CrKey")};
-goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
-b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.objectProperty=function(a,b){return a};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.reflect.cache=function(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
-goog.userAgent.getNavigator=function(){return goog.global.navigator||null};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;
-goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;
-goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigator();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;
-goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();
-goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigator();return!!a&&goog.string.contains(a.appVersion||"","X11")};goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();
-goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();
-goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
-goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a);if(goog.userAgent.OPERA)return/(?:Version)[ \/]?(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};
-goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.reflect.cache(goog.userAgent.isVersionOrHigherCache_,a,function(){return 0<=goog.string.compareVersions(goog.userAgent.VERSION,a)})};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
-goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
+goog.string.editDistance=function(a,b){var c=[],d=[];if(a==b)return 0;if(!a.length||!b.length)return Math.max(a.length,b.length);for(var e=0;e<b.length+1;e++)c[e]=e;for(e=0;e<a.length;e++){d[0]=e+1;for(var f=0;f<b.length;f++)d[f+1]=Math.min(d[f]+1,c[f+1]+1,c[f]+Number(a[e]!=b[f]));for(f=0;f<c.length;f++)c[f]=d[f]}return d[b.length]};goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
 goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
 goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
 goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
@@ -178,11 +158,33 @@ goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,A
 goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};
 goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
 goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var a=b;b=null;a()}}};
-goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
+goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
+goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.caseInsensitiveContains(b,a)};
+goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=RegExp("(\\w[\\w ]+)/([^\\s]+)\\s*(?:\\((.*?)\\))?","g"),c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.is=function(a,b){return a===b?0!==a||1/a===1/b:a!==a&&b!==b};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};
+goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};goog.object.getCount=function(a){var b=0,c;for(c in a)b++;return b};goog.object.getAnyKey=function(a){for(var b in a)return b};goog.object.getAnyValue=function(a){for(var b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){var b=[],c=0,d;for(d in a)b[c++]=a[d];return b};
+goog.object.getKeys=function(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b};goog.object.getValueByKeys=function(a,b){var c=goog.isArrayLike(b),d=c?b:arguments;for(c=c?0:1;c<d.length;c++){if(null==a)return;a=a[d[c]]}return a};goog.object.containsKey=function(a,b){return null!==a&&b in a};goog.object.containsValue=function(a,b){for(var c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return d};
+goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.clear=function(a){for(var b in a)delete a[b]};goog.object.remove=function(a,b){var c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return null!==a&&b in a?a[b]:c};
+goog.object.set=function(a,b,c){a[b]=c};goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(var c in a)if(!(c in b)||a[c]!==b[c])return!1;for(c in b)if(!(c in a))return!1;return!0};goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};
+goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(goog.isFunction(a.clone))return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
+goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
+goog.object.create=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);for(var c={},d=0;d<b;d++)c[arguments[d]]=!0;return c};
+goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};
+goog.object.getAllPropertyNames=function(a,b,c){if(!a)return[];if(!Object.getOwnPropertyNames||!Object.getPrototypeOf)return goog.object.getKeys(a);for(var d={};a&&(a!==Object.prototype||b)&&(a!==Function.prototype||c);){for(var e=Object.getOwnPropertyNames(a),f=0;f<e.length;f++)d[e[f]]=!0;a=Object.getPrototypeOf(a)}return goog.object.getKeys(d)};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdge_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchFirefox_=function(){return goog.labs.userAgent.util.matchUserAgent("Firefox")};
+goog.labs.userAgent.browser.matchSafari_=function(){return goog.labs.userAgent.util.matchUserAgent("Safari")&&!(goog.labs.userAgent.browser.matchChrome_()||goog.labs.userAgent.browser.matchCoast_()||goog.labs.userAgent.browser.matchOpera_()||goog.labs.userAgent.browser.matchEdge_()||goog.labs.userAgent.browser.isSilk()||goog.labs.userAgent.util.matchUserAgent("Android"))};goog.labs.userAgent.browser.matchCoast_=function(){return goog.labs.userAgent.util.matchUserAgent("Coast")};
+goog.labs.userAgent.browser.matchIosWebview_=function(){return(goog.labs.userAgent.util.matchUserAgent("iPad")||goog.labs.userAgent.util.matchUserAgent("iPhone"))&&!goog.labs.userAgent.browser.matchSafari_()&&!goog.labs.userAgent.browser.matchChrome_()&&!goog.labs.userAgent.browser.matchCoast_()&&goog.labs.userAgent.util.matchUserAgent("AppleWebKit")};
+goog.labs.userAgent.browser.matchChrome_=function(){return(goog.labs.userAgent.util.matchUserAgent("Chrome")||goog.labs.userAgent.util.matchUserAgent("CriOS"))&&!goog.labs.userAgent.browser.matchEdge_()};goog.labs.userAgent.browser.matchAndroidBrowser_=function(){return goog.labs.userAgent.util.matchUserAgent("Android")&&!(goog.labs.userAgent.browser.isChrome()||goog.labs.userAgent.browser.isFirefox()||goog.labs.userAgent.browser.isOpera()||goog.labs.userAgent.browser.isSilk())};
+goog.labs.userAgent.browser.isOpera=goog.labs.userAgent.browser.matchOpera_;goog.labs.userAgent.browser.isIE=goog.labs.userAgent.browser.matchIE_;goog.labs.userAgent.browser.isEdge=goog.labs.userAgent.browser.matchEdge_;goog.labs.userAgent.browser.isFirefox=goog.labs.userAgent.browser.matchFirefox_;goog.labs.userAgent.browser.isSafari=goog.labs.userAgent.browser.matchSafari_;goog.labs.userAgent.browser.isCoast=goog.labs.userAgent.browser.matchCoast_;goog.labs.userAgent.browser.isIosWebview=goog.labs.userAgent.browser.matchIosWebview_;
+goog.labs.userAgent.browser.isChrome=goog.labs.userAgent.browser.matchChrome_;goog.labs.userAgent.browser.isAndroidBrowser=goog.labs.userAgent.browser.matchAndroidBrowser_;goog.labs.userAgent.browser.isSilk=function(){return goog.labs.userAgent.util.matchUserAgent("Silk")};
+goog.labs.userAgent.browser.getVersion=function(){function a(a){a=goog.array.find(a,d);return c[a]||""}var b=goog.labs.userAgent.util.getUserAgent();if(goog.labs.userAgent.browser.isIE())return goog.labs.userAgent.browser.getIEVersion_(b);b=goog.labs.userAgent.util.extractVersionTuples(b);var c={};goog.array.forEach(b,function(a){c[a[0]]=a[1]});var d=goog.partial(goog.object.containsKey,c);return goog.labs.userAgent.browser.isOpera()?a(["Version","Opera"]):goog.labs.userAgent.browser.isEdge()?a(["Edge"]):
+goog.labs.userAgent.browser.isChrome()?a(["Chrome","CriOS"]):(b=b[2])&&b[1]||""};goog.labs.userAgent.browser.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.browser.getVersion(),a)};
+goog.labs.userAgent.browser.getIEVersion_=function(a){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])return b[1];b="";var c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];return b};goog.labs.userAgent.engine={};goog.labs.userAgent.engine.isPresto=function(){return goog.labs.userAgent.util.matchUserAgent("Presto")};goog.labs.userAgent.engine.isTrident=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.engine.isEdge=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};
+goog.labs.userAgent.engine.isWebKit=function(){return goog.labs.userAgent.util.matchUserAgentIgnoreCase("WebKit")&&!goog.labs.userAgent.engine.isEdge()};goog.labs.userAgent.engine.isGecko=function(){return goog.labs.userAgent.util.matchUserAgent("Gecko")&&!goog.labs.userAgent.engine.isWebKit()&&!goog.labs.userAgent.engine.isTrident()&&!goog.labs.userAgent.engine.isEdge()};
+goog.labs.userAgent.engine.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent();if(a){a=goog.labs.userAgent.util.extractVersionTuples(a);var b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];a=a[0];var c;if(a&&(c=a[2])&&(c=/Trident\/([^\s;]+)/.exec(c)))return c[1]}return""};
+goog.labs.userAgent.engine.getEngineTuple_=function(a){if(!goog.labs.userAgent.engine.isEdge())return a[1];for(var b=0;b<a.length;b++){var c=a[b];if("Edge"==c[0])return c}};goog.labs.userAgent.engine.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),a)};goog.labs.userAgent.engine.getVersionForKey_=function(a,b){var c=goog.array.find(a,function(a){return b==a[0]});return c&&c[1]||""};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
 goog.async.nextTick.useSetImmediate_=function(){return goog.global.Window&&goog.global.Window.prototype&&!goog.labs.userAgent.browser.isEdge()&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?!1:!0};
 goog.async.nextTick.getSetImmediateEmulator_=function(){var a=goog.global.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!goog.labs.userAgent.engine.isPresto()&&(a=function(){var a=document.createElement("IFRAME");a.style.display="none";a.src="";document.documentElement.appendChild(a);var b=a.contentWindow;a=b.document;a.open();a.write("");a.close();var c="callImmediate"+Math.random(),d="file:"==b.location.protocol?"*":b.location.protocol+
 "//"+b.location.host;a=goog.bind(function(a){if(("*"==d||a.origin==d)&&a.data==c)this.port1.onmessage()},this);b.addEventListener("message",a,!1);this.port1={};this.port2={postMessage:function(){b.postMessage(c,d)}}});if("undefined"!==typeof a&&!goog.labs.userAgent.browser.isIE()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(goog.isDef(c.next)){c=c.next;var a=c.cb;c.cb=null;a()}};return function(a){d.next={cb:a};d=d.next;b.port2.postMessage(0)}}return"undefined"!==typeof document&&"onreadystatechange"in
-document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(-1!=String(goog.global.Promise).indexOf("[native code]")){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
+document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(goog.global.Promise&&goog.global.Promise.resolve){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
 goog.async.run.forceNextTick=function(a){goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue);a&&a(goog.async.run.processWorkQueue)}};goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue;goog.DEBUG&&(goog.async.run.resetQueue=function(){goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue});
 goog.async.run.processWorkQueue=function(){for(var a;a=goog.async.run.workQueue_.remove();){try{a.fn.call(a.scope)}catch(b){goog.async.throwException(b)}goog.async.run.workQueue_.returnUnused(a)}goog.async.run.workQueueScheduled_=!1};goog.promise={};goog.promise.Resolver=function(){};goog.Promise=function(a,b){this.state_=goog.Promise.State_.PENDING;this.result_=void 0;this.callbackEntriesTail_=this.callbackEntries_=this.parent_=null;this.executing_=!1;0<goog.Promise.UNHANDLED_REJECTION_DELAY?this.unhandledRejectionId_=0:0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(this.hadUnhandledRejection_=!1);goog.Promise.LONG_STACK_TRACES&&(this.stack_=[],this.addStackTrace_(Error("created")),this.currentStep_=0);if(a!=goog.nullFunction)try{var c=this;a.call(b,function(a){c.resolve_(goog.Promise.State_.FULFILLED,
 a)},function(a){if(goog.DEBUG&&!(a instanceof goog.Promise.CancellationError))try{if(a instanceof Error)throw a;throw Error("Promise rejected.");}catch(e){}c.resolve_(goog.Promise.State_.REJECTED,a)})}catch(d){this.resolve_(goog.Promise.State_.REJECTED,d)}};goog.Promise.LONG_STACK_TRACES=!1;goog.Promise.UNHANDLED_REJECTION_DELAY=0;goog.Promise.State_={PENDING:0,BLOCKED:1,FULFILLED:2,REJECTED:3};
@@ -215,10 +217,24 @@ goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposa
 goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");if(goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&
 this.onDisposeCallbacks_&&0<this.onDisposeCallbacks_.length)throw Error(this+" did not empty its onDisposeCallbacks queue. This probably means it overrode dispose() or disposeInternal() without calling the superclass' method.");delete goog.Disposable.instances_[a]}};goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};
 goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?goog.isDef(b)?a.call(b):a():(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(goog.isDef(b)?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};
-goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,n){d&&d(b,c,h,k,n);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:n});return e}};
+goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.labs.userAgent.platform={};goog.labs.userAgent.platform.isAndroid=function(){return goog.labs.userAgent.util.matchUserAgent("Android")};goog.labs.userAgent.platform.isIpod=function(){return goog.labs.userAgent.util.matchUserAgent("iPod")};goog.labs.userAgent.platform.isIphone=function(){return goog.labs.userAgent.util.matchUserAgent("iPhone")&&!goog.labs.userAgent.util.matchUserAgent("iPod")&&!goog.labs.userAgent.util.matchUserAgent("iPad")};goog.labs.userAgent.platform.isIpad=function(){return goog.labs.userAgent.util.matchUserAgent("iPad")};
+goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platform.isIphone()||goog.labs.userAgent.platform.isIpad()||goog.labs.userAgent.platform.isIpod()};goog.labs.userAgent.platform.isMacintosh=function(){return goog.labs.userAgent.util.matchUserAgent("Macintosh")};goog.labs.userAgent.platform.isLinux=function(){return goog.labs.userAgent.util.matchUserAgent("Linux")};goog.labs.userAgent.platform.isWindows=function(){return goog.labs.userAgent.util.matchUserAgent("Windows")};
+goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};goog.labs.userAgent.platform.isChromecast=function(){return goog.labs.userAgent.util.matchUserAgent("CrKey")};
+goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
+b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.objectProperty=function(a,b){return a};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.reflect.cache=function(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
+goog.userAgent.getNavigatorTyped=function(){return goog.global.navigator||null};goog.userAgent.getNavigator=function(){return goog.userAgent.getNavigatorTyped()};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();
+goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};
+goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigatorTyped();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;
+goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();
+goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigatorTyped();return!!a&&goog.string.contains(a.appVersion||"","X11")};
+goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();
+goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
+goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a);if(goog.userAgent.OPERA)return/(?:Version)[ \/]?(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};
+goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.reflect.cache(goog.userAgent.isVersionOrHigherCache_,a,function(){return 0<=goog.string.compareVersions(goog.userAgent.VERSION,a)})};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
+goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,m){d&&d(b,c,h,k,m);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:m});return e}};
 goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
 goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(a,g){var h=g+"  ";try{if(goog.isDef(a))if(goog.isNull(a))c.push("NULL");else if(goog.isString(a))c.push('"'+a.replace(/\n/g,"\n"+g)+'"');else if(goog.isFunction(a))c.push(String(a).replace(/\n/g,"\n"+g));else if(goog.isObject(a)){goog.hasUid(a)||d.push(a);var k=goog.getUid(a);if(e[k])c.push("*** reference loop detected (id="+k+") ***");else{e[k]=!0;c.push("{");for(var l in a)if(b||!goog.isFunction(a[l]))c.push("\n"),c.push(h),c.push(l+
-" = "),f(a[l],h);c.push("\n"+g+"}");delete e[k]}}else c.push(a);else c.push("undefined")}catch(m){c.push("*** "+m+" ***")}};f(a,"");for(var g=0;g<d.length;g++)goog.removeUid(d[g]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
+" = "),f(a[l],h);c.push("\n"+g+"}");delete e[k]}}else c.push(a);else c.push("undefined")}catch(n){c.push("*** "+n+" ***")}};f(a,"");for(var g=0;g<d.length;g++)goog.removeUid(d[g]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
 goog.debug.normalizeErrorObject=function(a){var b=goog.getObjectByName("window.location.href");if(goog.isString(a))return{message:a,name:"Unknown error",lineNumber:"Not available",fileName:b,stack:"Not available"};var c=!1;try{var d=a.lineNumber||a.line||"Not available"}catch(f){d="Not available",c=!0}try{var e=a.fileName||a.filename||a.sourceURL||goog.global.$googDebugFname||b}catch(f){e="Not available",c=!0}return!c&&a.lineNumber&&a.fileName&&a.stack&&a.message&&a.name?a:{message:a.message||"Not available",
 name:a.name||"UnknownError",lineNumber:d,fileName:e,stack:a.stack||"Not available"}};goog.debug.enhanceError=function(a,b){if(a instanceof Error)var c=a;else c=Error(a),Error.captureStackTrace&&Error.captureStackTrace(c,goog.debug.enhanceError);c.stack||(c.stack=goog.debug.getStacktrace(goog.debug.enhanceError));if(b){for(var d=0;c["message"+d];)++d;c["message"+d]=String(b)}return c};
 goog.debug.enhanceErrorWithContext=function(a,b){var c=goog.debug.enhanceError(a);if(b)for(var d in b)goog.debug.errorcontext.addErrorContext(c,d,b[d]);return c};
@@ -233,14 +249,14 @@ goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.is
 goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.maxTouchPoints&&!goog.global.navigator.msMaxTouchPoints),
 POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:(0,$jscomp.scope.purify)(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});goog.global.addEventListener("test",goog.nullFunction,b);goog.global.removeEventListener("test",goog.nullFunction,b);return a})};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1;this.returnValue_=!0};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
 goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",SELECTIONCHANGE:"selectionchange",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:"focusin",FOCUSOUT:"focusout",CHANGE:"change",RESET:"reset",SELECT:"select",SUBMIT:"submit",
-INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",
-ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",VOLUMECHANGE:"volumechange",WAITING:"waiting",SOURCEOPEN:"sourceopen",
-SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",FETCH:"fetch",FOREIGNFETCH:"foreignfetch",MESSAGEERROR:"messageerror",
-STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",
-POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",
-MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",
-UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",APPINSTALLED:"appinstalled"};
-goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
+INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICECHANGE:"devicechange",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",
+LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",VOLUMECHANGE:"volumechange",
+WAITING:"waiting",SOURCEOPEN:"sourceopen",SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",FETCH:"fetch",FOREIGNFETCH:"foreignfetch",
+MESSAGEERROR:"messageerror",STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",
+POINTEROUT:"pointerout",POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",
+MSPOINTERHOVER:"MSPointerHover",MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",
+RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",
+APPINSTALLED:"appinstalled"};goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
 goog.events.PointerFallbackEventType={POINTERDOWN:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERDOWN,goog.events.EventType.MSPOINTERDOWN,goog.events.EventType.MOUSEDOWN),POINTERUP:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERUP,goog.events.EventType.MSPOINTERUP,goog.events.EventType.MOUSEUP),POINTERCANCEL:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERCANCEL,goog.events.EventType.MSPOINTERCANCEL,"mousecancel"),POINTERMOVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERMOVE,
 goog.events.EventType.MSPOINTERMOVE,goog.events.EventType.MOUSEMOVE),POINTEROVER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROVER,goog.events.EventType.MSPOINTEROVER,goog.events.EventType.MOUSEOVER),POINTEROUT:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROUT,goog.events.EventType.MSPOINTEROUT,goog.events.EventType.MOUSEOUT),POINTERENTER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERENTER,goog.events.EventType.MSPOINTERENTER,
 goog.events.EventType.MOUSEENTER),POINTERLEAVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERLEAVE,goog.events.EventType.MSPOINTERLEAVE,goog.events.EventType.MOUSELEAVE)};goog.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.pointerId=0;this.pointerType="";this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
@@ -369,8 +385,8 @@ null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e
 goog.html.SafeHtml.combineAttributes=function(a,b,c){var d={},e;for(e in a)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=a[e];for(e in b)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=b[e];for(e in c){var f=e.toLowerCase();if(f in a)throw Error('Cannot override "'+f+'" attribute, got "'+e+'" with value "'+c[e]+'"');f in b&&delete d[f];d[e]=c[e]}return d};
 goog.html.SafeHtml.DOCTYPE_HTML=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<!DOCTYPE html>",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.BR=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<br>",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.InsertAdjacentHtmlPosition={AFTERBEGIN:"afterbegin",AFTEREND:"afterend",BEFOREBEGIN:"beforebegin",BEFOREEND:"beforeend"};goog.dom.safe.insertAdjacentHtml=function(a,b,c){a.insertAdjacentHTML(b,goog.html.SafeHtml.unwrap(c))};goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_={MATH:!0,SCRIPT:!0,STYLE:!0,SVG:!0,TEMPLATE:!0};
 goog.dom.safe.setInnerHtml=function(a,b){if(goog.asserts.ENABLE_ASSERTS){var c=a.tagName.toUpperCase();if(goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_[c])throw Error("goog.dom.safe.setInnerHtml cannot be used to set content of "+a.tagName+".");}a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};
-goog.dom.safe.setFormElementAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setButtonFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formaction=goog.html.SafeUrl.unwrap(c)};
-goog.dom.safe.setInputFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formaction=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
+goog.dom.safe.setFormElementAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setButtonFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formAction=goog.html.SafeUrl.unwrap(c)};
+goog.dom.safe.setInputFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formAction=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
 goog.dom.safe.setAnchorHref=function(a,b){goog.dom.asserts.assertIsHTMLAnchorElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setImageSrc=function(a,b){goog.dom.asserts.assertIsHTMLImageElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(c)};
 goog.dom.safe.setVideoSrc=function(a,b){goog.dom.asserts.assertIsHTMLVideoElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setEmbedSrc=function(a,b){goog.dom.asserts.assertIsHTMLEmbedElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setFrameSrc=function(a,b){goog.dom.asserts.assertIsHTMLFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};
 goog.dom.safe.setIframeSrc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setIframeSrcdoc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.srcdoc=goog.html.SafeHtml.unwrap(b)};
@@ -399,7 +415,7 @@ goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(documen
 goog.dom.getDocumentScrollElement_=function(a){return a.scrollingElement?a.scrollingElement:!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
 goog.dom.createDom_=function(a,b){var c=String(b[0]),d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?c.className=d.join(" "):goog.dom.setProperties(c,d));2<b.length&&goog.dom.append_(a,
 c,b,2);return c};goog.dom.append_=function(a,b,c,d){function e(c){c&&b.appendChild(goog.isString(c)?a.createTextNode(c):c)}for(;d<c.length;d++){var f=c[d];goog.isArrayLike(f)&&!goog.dom.isNodeLike(f)?goog.array.forEach(goog.dom.isNodeList(f)?goog.array.toArray(f):f,e):e(f)}};goog.dom.$dom=goog.dom.createDom;goog.dom.createElement=function(a){return goog.dom.createElement_(document,a)};goog.dom.createElement_=function(a,b){return a.createElement(String(b))};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};
-goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=goog.dom.createElement_(a,"TABLE"),f=e.appendChild(goog.dom.createElement_(a,"TBODY")),g=0;g<b;g++){for(var h=goog.dom.createElement_(a,"TR"),k=0;k<c;k++){var n=goog.dom.createElement_(a,"TD");d&&goog.dom.setTextContent(n,goog.string.Unicode.NBSP);h.appendChild(n)}f.appendChild(h)}return e};
+goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=goog.dom.createElement_(a,"TABLE"),f=e.appendChild(goog.dom.createElement_(a,"TBODY")),g=0;g<b;g++){for(var h=goog.dom.createElement_(a,"TR"),k=0;k<c;k++){var m=goog.dom.createElement_(a,"TD");d&&goog.dom.setTextContent(m,goog.string.Unicode.NBSP);h.appendChild(m)}f.appendChild(h)}return e};
 goog.dom.constHtmlToNode=function(a){var b=goog.array.map(arguments,goog.string.Const.unwrap);b=goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract(goog.string.Const.from("Constant HTML string, that gets turned into a Node later, so it will be automatically balanced."),b.join(""));return goog.dom.safeHtmlToNode(b)};goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};
 goog.dom.safeHtmlToNode_=function(a,b){var c=goog.dom.createElement_(a,"DIV");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.BR,b)),c.removeChild(c.firstChild)):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(b.firstChild);for(var c=a.createDocumentFragment();b.firstChild;)c.appendChild(b.firstChild);return c};
 goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case "APPLET":case "AREA":case "BASE":case "BR":case "COL":case "COMMAND":case "EMBED":case "FRAME":case "HR":case "IMG":case "INPUT":case "IFRAME":case "ISINDEX":case "KEYGEN":case "LINK":case "NOFRAMES":case "NOSCRIPT":case "META":case "OBJECT":case "PARAM":case "SCRIPT":case "SOURCE":case "STYLE":case "TRACK":case "WBR":return!1}return!0};
@@ -425,7 +441,7 @@ goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGN
 goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(a).body,d=[];a&&a!=c;){for(var e=a;e=e.previousSibling;)d.unshift(goog.dom.getTextContent(e));a=a.parentNode}return goog.string.trimLeft(d.join("")).replace(/ +/g," ").length};
 goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT){var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," ");d+=f.length}else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
 goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?String(b).toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
-goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
+goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{var b=a&&a.activeElement;return b&&b.nodeName?b:null}catch(c){return null}};
 goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow();return goog.isDef(a.devicePixelRatio)?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(3)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(1)||.75:1};goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(min-resolution: "+a+"dppx),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+96*a+"dpi)").matches?a:0};goog.dom.getCanvasContext2D=function(a){return a.getContext("2d")};
 goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};
 goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagName=function(a,b){return(b||this.document_).getElementsByTagName(String(a))};goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
@@ -616,8 +632,8 @@ goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssC
 goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_=goog.object.create(goog.a11y.aria.Role.BUTTON,goog.a11y.aria.State.PRESSED,goog.a11y.aria.Role.CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.MENU_ITEM_CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM_RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.TAB,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.TREEITEM,
 goog.a11y.aria.State.SELECTED);goog.ui.ControlRenderer.prototype.getAriaRole=function(){};goog.ui.ControlRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom("DIV",this.getClassNames(a).join(" "),a.getContent())};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
 goog.ui.ControlRenderer.prototype.enableClassName=function(a,b,c){if(a=a.getElement?a.getElement():a){var d=[b];goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&(d=this.getAppliedCombinedClassNames_(goog.dom.classlist.get(a),b),d.push(b));goog.dom.classlist.enableAll(a,d,c)}};goog.ui.ControlRenderer.prototype.enableExtraClassName=function(a,b,c){this.enableClassName(a,b,c)};goog.ui.ControlRenderer.prototype.canDecorate=function(a){return!0};
-goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,n=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(n,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(a)==goog.ui.Component.State.DISABLED&&
-(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(n.push(e),f==e&&(h=!0));h||n.push(f);var p=a.getExtraClassNames();p&&n.push.apply(n,p);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var l=this.getAppliedCombinedClassNames_(n);0<l.length&&(n.push.apply(n,l),k=!0)}g&&h&&!p&&!k||goog.dom.classlist.set(b,n.join(" "));return b};
+goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,m=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(m,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(a)==goog.ui.Component.State.DISABLED&&
+(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(m.push(e),f==e&&(h=!0));h||m.push(f);var p=a.getExtraClassNames();p&&m.push.apply(m,p);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var l=this.getAppliedCombinedClassNames_(m);0<l.length&&(m.push.apply(m,l),k=!0)}g&&h&&!p&&!k||goog.dom.classlist.set(b,m.join(" "));return b};
 goog.ui.ControlRenderer.prototype.initializeDom=function(a){a.isRightToLeft()&&this.setRightToLeft(a.getElement(),!0);a.isEnabled()&&this.setFocusable(a,a.isVisible())};goog.ui.ControlRenderer.prototype.setAriaRole=function(a,b){var c=b||this.getAriaRole();if(c){goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");var d=goog.a11y.aria.getRole(a);c!=d&&goog.a11y.aria.setRole(a,c)}};
 goog.ui.ControlRenderer.prototype.setAriaStates=function(a,b){goog.asserts.assert(a);goog.asserts.assert(b);var c=a.getAriaLabel();goog.isDefAndNotNull(c)&&this.setAriaLabel(b,c);a.isVisible()||goog.a11y.aria.setState(b,goog.a11y.aria.State.HIDDEN,!a.isVisible());a.isEnabled()||this.updateAriaState(b,goog.ui.Component.State.DISABLED,!a.isEnabled());a.isSupportedState(goog.ui.Component.State.SELECTED)&&this.updateAriaState(b,goog.ui.Component.State.SELECTED,a.isSelected());a.isSupportedState(goog.ui.Component.State.CHECKED)&&
 this.updateAriaState(b,goog.ui.Component.State.CHECKED,a.isChecked());a.isSupportedState(goog.ui.Component.State.OPENED)&&this.updateAriaState(b,goog.ui.Component.State.OPENED,a.isOpen())};goog.ui.ControlRenderer.prototype.setAriaLabel=function(a,b){goog.a11y.aria.setLabel(a,b)};goog.ui.ControlRenderer.prototype.setAllowTextSelection=function(a,b){goog.style.setUnselectable(a,!b,!goog.userAgent.IE&&!goog.userAgent.OPERA)};
@@ -733,7 +749,7 @@ goog.ui.Menu.prototype.handleKeyEventInternal=function(a){var b=goog.ui.Menu.sup
 goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass("DIV",b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
 goog.iter.toIterator=function(a){if(a instanceof goog.iter.Iterator)return a;if("function"==typeof a.__iterator__)return a.__iterator__(!1);if(goog.isArrayLike(a)){var b=0,c=new goog.iter.Iterator;c.next=function(){for(;;){if(b>=a.length)throw goog.iter.StopIteration;if(b in a)return a[b++];b++}};return c}throw Error("Not implemented");};
 goog.iter.forEach=function(a,b,c){if(goog.isArrayLike(a))try{goog.array.forEach(a,b,c)}catch(d){if(d!==goog.iter.StopIteration)throw d;}else{a=goog.iter.toIterator(a);try{for(;;)b.call(c,a.next(),void 0,a)}catch(d){if(d!==goog.iter.StopIteration)throw d;}}};goog.iter.filter=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var a=d.next();if(b.call(c,a,void 0,d))return a}};return a};
-goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
+goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=+b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
 goog.iter.map=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=d.next();return b.call(c,a,void 0,d)};return a};goog.iter.reduce=function(a,b,c,d){var e=c;goog.iter.forEach(a,function(a){e=b.call(d,e,a)});return e};goog.iter.some=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(b.call(c,a.next(),void 0,a))return!0}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!1};
 goog.iter.every=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(!b.call(c,a.next(),void 0,a))return!1}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!0};goog.iter.chain=function(a){return goog.iter.chainFromIterable(arguments)};
 goog.iter.chainFromIterable=function(a){var b=goog.iter.toIterator(a);a=new goog.iter.Iterator;var c=null;a.next=function(){for(;;){if(null==c){var a=b.next();c=goog.iter.toIterator(a)}try{return c.next()}catch(e){if(e!==goog.iter.StopIteration)throw e;c=null}}};return a};goog.iter.dropWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;){var a=d.next();if(!e||!b.call(c,a,void 0,d))return e=!1,a}};return a};
@@ -742,7 +758,7 @@ goog.iter.equals=function(a,b,c){a=goog.iter.zipLongest({},a,b);var d=c||goog.ar
 goog.iter.product=function(a){if(goog.array.some(arguments,function(a){return!a.length})||!arguments.length)return new goog.iter.Iterator;var b=new goog.iter.Iterator,c=arguments,d=goog.array.repeat(0,c.length);b.next=function(){if(d){for(var a=goog.array.map(d,function(a,b){return c[b][a]}),b=d.length-1;0<=b;b--){goog.asserts.assert(d);if(d[b]<c[b].length-1){d[b]++;break}if(0==b){d=null;break}d[b]=0}return a}throw goog.iter.StopIteration;};return b};
 goog.iter.cycle=function(a){var b=goog.iter.toIterator(a),c=[],d=0;a=new goog.iter.Iterator;var e=!1;a.next=function(){var a=null;if(!e)try{return a=b.next(),c.push(a),a}catch(g){if(g!=goog.iter.StopIteration||goog.array.isEmpty(c))throw g;e=!0}a=c[d];d=(d+1)%c.length;return a};return a};goog.iter.count=function(a,b){var c=a||0,d=goog.isDef(b)?b:1,e=new goog.iter.Iterator;e.next=function(){var a=c;c+=d;return a};return e};
 goog.iter.repeat=function(a){var b=new goog.iter.Iterator;b.next=goog.functions.constant(a);return b};goog.iter.accumulate=function(a){var b=goog.iter.toIterator(a),c=0;a=new goog.iter.Iterator;a.next=function(){return c+=b.next()};return a};goog.iter.zip=function(a){var b=arguments,c=new goog.iter.Iterator;if(0<b.length){var d=goog.array.map(b,goog.iter.toIterator);c.next=function(){return goog.array.map(d,function(a){return a.next()})}}return c};
-goog.iter.zipLongest=function(a,b){var c=goog.array.slice(arguments,1),d=new goog.iter.Iterator;if(0<c.length){var e=goog.array.map(c,goog.iter.toIterator);d.next=function(){var b=!1,c=goog.array.map(e,function(c){try{var d=c.next();b=!0}catch(n){if(n!==goog.iter.StopIteration)throw n;d=a}return d});if(!b)throw goog.iter.StopIteration;return c}}return d};goog.iter.compress=function(a,b){var c=goog.iter.toIterator(b);return goog.iter.filter(a,function(){return!!c.next()})};
+goog.iter.zipLongest=function(a,b){var c=goog.array.slice(arguments,1),d=new goog.iter.Iterator;if(0<c.length){var e=goog.array.map(c,goog.iter.toIterator);d.next=function(){var b=!1,c=goog.array.map(e,function(c){try{var d=c.next();b=!0}catch(m){if(m!==goog.iter.StopIteration)throw m;d=a}return d});if(!b)throw goog.iter.StopIteration;return c}}return d};goog.iter.compress=function(a,b){var c=goog.iter.toIterator(b);return goog.iter.filter(a,function(){return!!c.next()})};
 goog.iter.GroupByIterator_=function(a,b){this.iterator=goog.iter.toIterator(a);this.keyFunc=b||goog.functions.identity};goog.inherits(goog.iter.GroupByIterator_,goog.iter.Iterator);goog.iter.GroupByIterator_.prototype.next=function(){for(;this.currentKey==this.targetKey;)this.currentValue=this.iterator.next(),this.currentKey=this.keyFunc(this.currentValue);this.targetKey=this.currentKey;return[this.currentKey,this.groupItems_(this.targetKey)]};
 goog.iter.GroupByIterator_.prototype.groupItems_=function(a){for(var b=[];this.currentKey==a;){b.push(this.currentValue);try{this.currentValue=this.iterator.next()}catch(c){if(c!==goog.iter.StopIteration)throw c;break}this.currentKey=this.keyFunc(this.currentValue)}return b};goog.iter.groupBy=function(a,b){return new goog.iter.GroupByIterator_(a,b)};
 goog.iter.starMap=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=goog.iter.toArray(d.next());return b.apply(c,goog.array.concat(a,void 0,d))};return a};
@@ -900,12 +916,27 @@ goog.ui.tree.TreeControl.prototype.handleMouseEvent_=function(a){goog.log.fine(t
 goog.ui.tree.TreeControl.prototype.handleKeyEvent=function(a){var b;(b=this.typeAhead_.handleNavigation(a)||this.selectedItem_&&this.selectedItem_.onKeyDown(a)||this.typeAhead_.handleTypeAheadChar(a))&&a.preventDefault();return b};goog.ui.tree.TreeControl.prototype.getNodeFromEvent_=function(a){for(var b=a.target;null!=b;){if(a=goog.ui.tree.BaseNode.allNodes[b.id])return a;if(b==this.getElement())break;b=b.parentNode}return null};
 goog.ui.tree.TreeControl.prototype.createNode=function(a){return new goog.ui.tree.TreeNode(a||goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};goog.ui.tree.TreeControl.prototype.setNode=function(a){this.typeAhead_.setNodeInMap(a)};goog.ui.tree.TreeControl.prototype.removeNode=function(a){this.typeAhead_.removeNodeFromMap(a)};goog.ui.tree.TreeControl.prototype.clearTypeAhead=function(){this.typeAhead_.clear()};goog.ui.tree.TreeControl.defaultConfig=goog.ui.tree.BaseNode.defaultConfig;
 var Blockly={};Blockly.Blocks=Object(null);
-Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
+Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
+window&&window.PointerEvent?Blockly.Touch.TOUCH_MAP={mousedown:["pointerdown"],mouseenter:["pointerenter"],mouseleave:["pointerleave"],mousemove:["pointermove"],mouseout:["pointerout"],mouseover:["pointerover"],mouseup:["pointerup","pointercancel"],touchend:["pointerup"],touchcancel:["pointercancel"]}:goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
 Blockly.longStart_=function(a,b){Blockly.longStop_();a.changedTouches&&1!=a.changedTouches.length||(Blockly.longPid_=setTimeout(function(){a.changedTouches&&(a.button=2,a.clientX=a.changedTouches[0].clientX,a.clientY=a.changedTouches[0].clientY);b&&b.handleRightClick(a)},Blockly.LONGPRESS))};Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};
 Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};Blockly.Touch.getTouchIdentifierFromEvent=function(a){return void 0!=a.pointerId?a.pointerId:a.changedTouches&&a.changedTouches[0]&&void 0!=a.changedTouches[0].identifier&&null!=a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
 Blockly.Touch.checkTouchIdentifier=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);return void 0!=Blockly.Touch.touchIdentifier_&&null!=Blockly.Touch.touchIdentifier_?Blockly.Touch.touchIdentifier_==b:"mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type?(Blockly.Touch.touchIdentifier_=b,!0):!1};Blockly.Touch.setClientFromTouch=function(a){if(goog.string.startsWith(a.type,"touch")){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}};
 Blockly.Touch.isMouseOrTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"mouse")||goog.string.startsWith(a.type,"pointer")};Blockly.Touch.isTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"pointer")};
-Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};
+Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
+Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
+Blockly.Events.filter=function(a,b){var c=goog.array.clone(a);b||c.reverse();for(var d=[],e=Object.create(null),f=0,g;g=c[f];f++)if(!g.isNull()){var h=[g.type,g.blockId,g.workspaceId].join(" "),k=e[h];k?g.type==Blockly.Events.MOVE?(k.newParentId=g.newParentId,k.newInputName=g.newInputName,k.newCoordinate=g.newCoordinate):g.type==Blockly.Events.CHANGE&&g.element==k.element&&g.name==k.name?k.newValue=g.newValue:g.type!=Blockly.Events.UI||"click"!=g.element||"commentOpen"!=k.element&&"mutatorOpen"!=
+k.element&&"warningOpen"!=k.element?(e[h]=g,d.push(g)):k.newValue=g.newValue:(e[h]=g,d.push(g))}c=d.filter(function(a){return!a.isNull()});b||c.reverse();for(f=1;g=c[f];f++)g.type==Blockly.Events.CHANGE&&"mutation"==g.element&&c.unshift(c.splice(f,1)[0]);return c};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};Blockly.Events.enable=function(){Blockly.Events.disabled_--};
+Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
+Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
+new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
+Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants();a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}}};
+Blockly.Events.Abstract=function(){this.workspaceId=void 0;this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
+Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.VarBase=function(a){Blockly.Events.VarBase.superClass_.constructor.call(this);this.varId=a.getId();this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.VarBase,Blockly.Events.Abstract);Blockly.Events.VarBase.prototype.toJson=function(){var a=Blockly.Events.VarBase.superClass_.toJson.call(this);a.varId=this.varId;return a};Blockly.Events.VarBase.prototype.fromJson=function(a){Blockly.Events.VarBase.superClass_.toJson.call(this);this.varId=a.varId};
+Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarCreate,Blockly.Events.VarBase);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};
+Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
+goog.inherits(Blockly.Events.VarDelete,Blockly.Events.VarBase);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
+Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.VarBase);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;
+Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
 Blockly.VariableMap=function(a){this.variableMap_={};this.workspace=a};Blockly.VariableMap.prototype.clear=function(){this.variableMap_=Object(null)};Blockly.VariableMap.prototype.renameVariable=function(a,b){var c=this.getVariable(b,a.type),d=this.workspace.getAllBlocks();Blockly.Events.setGroup(!0);try{c&&c.getId()!=a.getId()?this.renameVariableWithConflict_(a,b,c,d):this.renameVariableAndUses_(a,b,d)}finally{Blockly.Events.setGroup(!1)}};
 Blockly.VariableMap.prototype.renameVariableById=function(a,b){var c=this.getVariableById(a);if(!c)throw Error("Tried to rename a variable that didn't exist. ID: "+a);this.renameVariable(c,b)};Blockly.VariableMap.prototype.renameVariableAndUses_=function(a,b,c){Blockly.Events.fire(new Blockly.Events.VarRename(a,b));a.name=b;for(b=0;b<c.length;b++)c[b].updateVarName(a)};
 Blockly.VariableMap.prototype.renameVariableWithConflict_=function(a,b,c,d){var e=a.type;b!=c.name&&this.renameVariableAndUses_(c,b,d);for(b=0;b<d.length;b++)d[b].renameVarById(a.getId(),c.getId());Blockly.Events.fire(new Blockly.Events.VarDelete(a));a=this.getVariablesOfType(e).indexOf(a);this.variableMap_[e].splice(a,1)};
@@ -932,18 +963,36 @@ Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(B
 Blockly.Bubble.prototype.relativeLeft_=0;Blockly.Bubble.prototype.relativeTop_=0;Blockly.Bubble.prototype.width_=0;Blockly.Bubble.prototype.height_=0;Blockly.Bubble.prototype.autoLayout_=!0;
 Blockly.Bubble.prototype.createDom_=function(a,b){this.bubbleGroup_=Blockly.utils.createSvgElement("g",{},null);var c={filter:"url(#"+this.workspace_.options.embossFilterId+")"};-1!=goog.userAgent.getUserAgentString().indexOf("JavaFX")&&(c={});c=Blockly.utils.createSvgElement("g",c,this.bubbleGroup_);this.bubbleArrow_=Blockly.utils.createSvgElement("path",{},c);this.bubbleBack_=Blockly.utils.createSvgElement("rect",{"class":"blocklyDraggable",x:0,y:0,rx:Blockly.Bubble.BORDER_WIDTH,ry:Blockly.Bubble.BORDER_WIDTH},
 c);b?(this.resizeGroup_=Blockly.utils.createSvgElement("g",{"class":this.workspace_.RTL?"blocklyResizeSW":"blocklyResizeSE"},this.bubbleGroup_),c=2*Blockly.Bubble.BORDER_WIDTH,Blockly.utils.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,c.toString())},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:c/3,y1:c-1,x2:c-1,y2:c/3},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:2*c/3,y1:c-1,x2:c-1,y2:2*c/3},
-this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};
+this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};Blockly.Bubble.prototype.setSvgId=function(a){this.bubbleGroup_.dataset&&(this.bubbleGroup_.dataset.blockId=a)};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};
 Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.utils.isRightButton(a)||(this.workspace_.startDrag(a,new goog.math.Coordinate(this.workspace_.RTL?-this.width_:this.width_,this.height_)),Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,Blockly.Bubble.bubbleMouseUp_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff());
-a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){this.bubbleGroup_.parentNode.appendChild(this.bubbleGroup_)};Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
+a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){var a=this.bubbleGroup_.parentNode;return a.lastChild!==this.bubbleGroup_?(a.appendChild(this.bubbleGroup_),!0):!1};
+Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
 Blockly.Bubble.prototype.layoutBubble_=function(){var a=-this.width_/4,b=-this.height_-Blockly.BlockSvg.MIN_BLOCK_Y,c=this.workspace_.getMetrics();c.viewWidth/=this.workspace_.scale;c.viewLeft/=this.workspace_.scale;var d=this.anchorXY_.x;this.workspace_.RTL?d-c.viewLeft-a-this.width_<Blockly.Scrollbar.scrollbarThickness?a=d-c.viewLeft-this.width_-Blockly.Scrollbar.scrollbarThickness:d-c.viewLeft-a>c.viewWidth&&(a=d-c.viewLeft-c.viewWidth):d+a<c.viewLeft?a=c.viewLeft-d:c.viewLeft+c.viewWidth<d+a+
 this.width_+Blockly.BlockSvg.SEP_SPACE_X+Blockly.Scrollbar.scrollbarThickness&&(a=c.viewLeft+c.viewWidth-d-this.width_-Blockly.Scrollbar.scrollbarThickness);this.anchorXY_.y+b<c.viewTop&&(b=this.shape_.getBBox().height);this.relativeLeft_=a;this.relativeTop_=b};Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.moveTo(a,this.relativeTop_+this.anchorXY_.y)};
 Blockly.Bubble.prototype.moveTo=function(a,b){this.bubbleGroup_.setAttribute("transform","translate("+a+","+b+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
 Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORDER_WIDTH;a=Math.max(a,c+45);b=Math.max(b,c+20);this.width_=a;this.height_=b;this.bubbleBack_.setAttribute("width",a);this.bubbleBack_.setAttribute("height",b);this.resizeGroup_&&(this.workspace_.RTL?this.resizeGroup_.setAttribute("transform","translate("+2*Blockly.Bubble.BORDER_WIDTH+","+(b-c)+") scale(-1 1)"):this.resizeGroup_.setAttribute("transform","translate("+(a-c)+","+(b-c)+")"));this.rendered_&&(this.autoLayout_&&
 this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());this.resizeCallback_&&this.resizeCallback_()};
-Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),n=Math.cos(h),p=this.getBubbleSize();h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,p.width,p.height)/4;p=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
-p*d;e=c+p*e;p=b+h*n;var l=c+h*k;b-=h*n;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+l);a.push("C"+(p+f)+","+(l+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
+Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),m=Math.cos(h),p=this.getBubbleSize();h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,p.width,p.height)/4;p=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
+p*d;e=c+p*e;p=b+h*m;var l=c+h*k;b-=h*m;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+l);a.push("C"+(p+f)+","+(l+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
 Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.resizeGroup_=this.bubbleBack_=this.bubbleArrow_=this.bubbleGroup_=null};Blockly.Bubble.prototype.moveDuringDrag=function(a,b){a?a.translateSurface(b.x,b.y):this.moveTo(b.x,b.y);this.relativeLeft_=this.workspace_.RTL?this.anchorXY_.x-b.x-this.width_:b.x-this.anchorXY_.x;this.relativeTop_=b.y-this.anchorXY_.y;this.renderArrow_()};
-Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new goog.math.Coordinate(this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
+Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new goog.math.Coordinate(this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Events.BlockBase=function(a){Blockly.Events.BlockBase.superClass_.constructor.call(this);this.blockId=a.id;this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.BlockBase,Blockly.Events.Abstract);Blockly.Events.BlockBase.prototype.toJson=function(){var a=Blockly.Events.BlockBase.superClass_.toJson.call(this);a.blockId=this.blockId;return a};Blockly.Events.BlockBase.prototype.fromJson=function(a){Blockly.Events.BlockBase.superClass_.toJson.call(this);this.blockId=a.blockId};
+Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};goog.inherits(Blockly.Events.Change,Blockly.Events.BlockBase);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;
+Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
+Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
+case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
+Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.BlockBase);Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;
+Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
+Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
+Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.BlockBase);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
+Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
+Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};
+Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.BlockBase);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
+Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
+Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
+Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
+Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
+b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){a&&(Blockly.Events.Ui.superClass_.constructor.call(this),this.blockId=a.id,this.workspaceId=a.workspace.id,this.element=b,this.oldValue=c,this.newValue=d,this.recordUndo=!1)};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
+Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);this.blockId&&(a.blockId=this.blockId);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue;this.blockId=a.blockId};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
 Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyIconGroup"},null),this.block_.isInFlyout&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly"),this.drawIcon_(this.iconGroup_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEventWithChecks_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
 Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.workspace.isDragging()||this.block_.isInFlyout||Blockly.utils.isRightButton(a)||this.setVisible(!this.isVisible())};Blockly.Icon.prototype.updateColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.getColour())};
 Blockly.Icon.prototype.renderIcon=function(a){if(this.collapseHidden&&this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=this.SIZE;this.block_.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+",5)");this.computeIconLocation();return a=this.block_.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
@@ -951,16 +1000,16 @@ Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible
 Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
 Blockly.Comment.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"8",cx:"8",cy:"8"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m6.8,10h2c0.003,-0.617 0.271,-0.962 0.633,-1.266 2.875,-2.4050.607,-5.534 -3.765,-3.874v1.7c3.12,-1.657 3.698,0.118 2.336,1.25-1.201,0.998 -1.201,1.528 -1.204,2.19z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"6.8",y:"10.78",height:"2",width:"2"},a)};
 Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":"LTR");a.appendChild(b);this.textarea_=b;this.foreignObject_.appendChild(a);
-Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
+Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_,!0,!0);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
 Blockly.Comment.prototype.updateEditable=function(){this.isVisible()&&(this.setVisible(!1),this.setVisible(!0));Blockly.Icon.prototype.updateEditable.call(this)};Blockly.Comment.prototype.resizeBubble_=function(){if(this.isVisible()){var a=this.bubble_.getBubbleSize(),b=2*Blockly.Bubble.BORDER_WIDTH;this.foreignObject_.setAttribute("width",a.width-b);this.foreignObject_.setAttribute("height",a.height-b);this.textarea_.style.width=a.width-b-4+"px";this.textarea_.style.height=a.height-b-4+"px"}};
-Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
-this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_();this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
+Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.setSvgId(this.block_.id),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
+this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_()&&this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
 Blockly.Comment.prototype.setBubbleSize=function(a,b){this.textarea_?this.bubble_.setBubbleSize(a,b):(this.width_=a,this.height_=b)};Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.text_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,a)),this.text_=a);this.textarea_&&(this.textarea_.value=a)};
 Blockly.Comment.prototype.dispose=function(){Blockly.Events.isEnabled()&&this.setText("");this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.type=b;a.workspace.connectionDBList&&(this.db_=a.workspace.connectionDBList[b],this.dbOpposite_=a.workspace.connectionDBList[Blockly.OPPOSITE_TYPE[b]],this.hidden_=!this.db_)};Blockly.Connection.CAN_CONNECT=0;Blockly.Connection.REASON_SELF_CONNECTION=1;Blockly.Connection.REASON_WRONG_TYPE=2;Blockly.Connection.REASON_TARGET_NULL=3;Blockly.Connection.REASON_CHECKS_FAILED=4;Blockly.Connection.REASON_DIFFERENT_WORKSPACES=5;
 Blockly.Connection.REASON_SHADOW_PARENT=6;Blockly.Connection.prototype.targetConnection=null;Blockly.Connection.prototype.check_=null;Blockly.Connection.prototype.shadowDom_=null;Blockly.Connection.prototype.x_=0;Blockly.Connection.prototype.y_=0;Blockly.Connection.prototype.inDB_=!1;Blockly.Connection.prototype.db_=null;Blockly.Connection.prototype.dbOpposite_=null;Blockly.Connection.prototype.hidden_=null;
 Blockly.Connection.prototype.connect_=function(a){var b=this,c=b.getSourceBlock(),d=a.getSourceBlock();a.isConnected()&&a.disconnect();if(b.isConnected()){var e=b.targetBlock(),f=b.getShadowDom();b.setShadowDom(null);if(e.isShadow())f=Blockly.Xml.blockToDom(e),e.dispose(),e=null;else if(b.type==Blockly.INPUT_VALUE){if(!e.outputConnection)throw"Orphan block does not have an output connection.";var g=Blockly.Connection.lastConnectionInRow_(d,e);g&&(e.outputConnection.connect(g),e=null)}else if(b.type==
 Blockly.NEXT_STATEMENT){if(!e.previousConnection)throw"Orphan block does not have a previous connection.";for(g=d;g.nextConnection;){var h=g.getNextBlock();if(h&&!h.isShadow())g=h;else{e.previousConnection.checkType_(g.nextConnection)&&(g.nextConnection.connect(e.previousConnection),e=null);break}}}if(e&&(b.disconnect(),Blockly.Events.recordUndo)){var k=Blockly.Events.getGroup();setTimeout(function(){e.workspace&&!e.getParent()&&(Blockly.Events.setGroup(k),e.outputConnection?e.outputConnection.bumpAwayFrom_(b):
-e.previousConnection&&e.previousConnection.bumpAwayFrom_(b),Blockly.Events.setGroup(!1))},Blockly.BUMP_DELAY)}b.setShadowDom(f)}var n;Blockly.Events.isEnabled()&&(n=new Blockly.Events.BlockMove(d));Blockly.Connection.connectReciprocally_(b,a);d.setParent(c);n&&(n.recordNew(),Blockly.Events.fire(n))};Blockly.Connection.prototype.dispose=function(){if(this.isConnected())throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);this.dbOpposite_=this.db_=null};
+e.previousConnection&&e.previousConnection.bumpAwayFrom_(b),Blockly.Events.setGroup(!1))},Blockly.BUMP_DELAY)}b.setShadowDom(f)}var m;Blockly.Events.isEnabled()&&(m=new Blockly.Events.BlockMove(d));Blockly.Connection.connectReciprocally_(b,a);d.setParent(c);m&&(m.recordNew(),Blockly.Events.fire(m))};Blockly.Connection.prototype.dispose=function(){if(this.isConnected())throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);this.dbOpposite_=this.db_=null};
 Blockly.Connection.prototype.getSourceBlock=function(){return this.sourceBlock_};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};Blockly.Connection.prototype.isConnected=function(){return!!this.targetConnection};
 Blockly.Connection.prototype.canConnectWithReason_=function(a){if(!a)return Blockly.Connection.REASON_TARGET_NULL;if(this.isSuperior())var b=this.sourceBlock_,c=a.getSourceBlock();else c=this.sourceBlock_,b=a.getSourceBlock();return b&&b==c?Blockly.Connection.REASON_SELF_CONNECTION:a.type!=Blockly.OPPOSITE_TYPE[this.type]?Blockly.Connection.REASON_WRONG_TYPE:b&&c&&b.workspace!==c.workspace?Blockly.Connection.REASON_DIFFERENT_WORKSPACES:this.checkType_(a)?b.isShadow()&&!c.isShadow()?Blockly.Connection.REASON_SHADOW_PARENT:
 Blockly.Connection.CAN_CONNECT:Blockly.Connection.REASON_CHECKS_FAILED};
@@ -978,7 +1027,7 @@ Blockly.Connection.prototype.toString=function(){var a=this.sourceBlock_;if(a)if
 return b+a.toDevString()};Blockly.ConnectionDB=function(){};Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection=function(a){if(a.inDB_)throw"Connection already in database.";if(!a.getSourceBlock().isInFlyout){var b=this.findPositionForConnection_(a);this.splice(b,0,a);a.inDB_=!0}};
 Blockly.ConnectionDB.prototype.findConnection=function(a){if(!this.length)return-1;var b=this.findPositionForConnection_(a);if(b>=this.length)return-1;for(var c=a.y_,d=b;0<=d&&this[d].y_==c;){if(this[d]==a)return d;d--}for(;b<this.length&&this[b].y_==c;){if(this[b]==a)return b;b++}return-1};
 Blockly.ConnectionDB.prototype.findPositionForConnection_=function(a){if(!this.length)return 0;for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}return b};Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";var b=this.findConnection(a);if(-1==b)throw"Unable to find connection in connectionDB.";a.inDB_=!1;this.splice(b,1)};
-Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x_,g=f-d[a].y_;Math.sqrt(c*c+g*g)<=b&&n.push(d[a]);return g<b}for(var d=this,e=a.x_,f=a.y_,g=0,h=d.length-2,k=h;g<k;)d[k].y_<f?g=k:h=k,k=Math.floor((g+h)/2);var n=[];h=g=k;if(d.length){for(;0<=g&&c(g);)g--;do h++;while(h<d.length&&c(h))}return n};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
+Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x_,g=f-d[a].y_;Math.sqrt(c*c+g*g)<=b&&m.push(d[a]);return g<b}for(var d=this,e=a.x_,f=a.y_,g=0,h=d.length-2,k=h;g<k;)d[k].y_<f?g=k:h=k,k=Math.floor((g+h)/2);var m=[];h=g=k;if(d.length){for(;0<=g&&c(g);)g--;do h++;while(h<d.length&&c(h))}return m};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
 Blockly.ConnectionDB.prototype.searchForClosest=function(a,b,c){if(!this.length)return{connection:null,radius:b};var d=a.y_,e=a.x_;a.x_=e+c.x;a.y_=d+c.y;var f=this.findPositionForConnection_(a);c=null;for(var g=b,h,k=f-1;0<=k&&this.isInYRange_(k,a.y_,b);)h=this[k],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),k--;for(;f<this.length&&this.isInYRange_(f,a.y_,b);)h=this[f],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),f++;a.x_=e;a.y_=d;return{connection:c,radius:g}};
 Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};Blockly.constants={};Blockly.DRAG_RADIUS=5;Blockly.FLYOUT_DRAG_RADIUS=10;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.SOUND_LIMIT=100;Blockly.DRAG_STACK=!0;Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:96,height:124,url:"sprites.png"};Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;
 Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_BEGIN=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;
@@ -1001,14 +1050,13 @@ Blockly.DraggedConnectionManager.prototype.update=function(a,b){var c=this.close
 Blockly.DraggedConnectionManager.prototype.removeHighlighting_=function(){this.closestConnection_&&this.closestConnection_.unhighlight()};Blockly.DraggedConnectionManager.prototype.addHighlighting_=function(){this.closestConnection_&&this.closestConnection_.highlight()};Blockly.DraggedConnectionManager.prototype.initAvailableConnections_=function(){var a=this.topBlock_.getConnections_(!1),b=this.topBlock_.lastConnectionInStack_();b&&b!=this.topBlock_.nextConnection&&a.push(b);return a};
 Blockly.DraggedConnectionManager.prototype.updateClosest_=function(a){var b=this.closestConnection_;this.localConnection_=this.closestConnection_=null;this.radiusConnection_=Blockly.SNAP_RADIUS;for(var c=0;c<this.availableConnections_.length;c++){var d=this.availableConnections_[c],e=d.closest(this.radiusConnection_,a);e.connection&&(this.closestConnection_=e.connection,this.localConnection_=d,this.radiusConnection_=e.radius)}return b!=this.closestConnection_};Blockly.BlockDragger=function(a,b){this.draggingBlock_=a;this.workspace_=b;this.draggedConnectionManager_=new Blockly.DraggedConnectionManager(this.draggingBlock_);this.deleteArea_=null;this.wouldDeleteBlock_=!1;this.startXY_=this.draggingBlock_.getRelativeToSurfaceXY();this.dragIconData_=Blockly.BlockDragger.initIconData_(a)};
 Blockly.BlockDragger.prototype.dispose=function(){this.startWorkspace_=this.workspace_=this.draggingBlock_=null;this.dragIconData_.length=0;this.draggedConnectionManager_&&(this.draggedConnectionManager_.dispose(),this.draggedConnectionManager_=null)};Blockly.BlockDragger.initIconData_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f={location:d[e].getIconLocation(),icon:d[e]};b.push(f)}}return b};
-Blockly.BlockDragger.prototype.startBlockDrag=function(a){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockSvg.disconnectUiStop_();this.draggingBlock_.getParent()&&(this.draggingBlock_.unplug(),a=this.pixelsToWorkspaceUnits_(a),a=goog.math.Coordinate.sum(this.startXY_,a),this.draggingBlock_.translate(a.x,a.y),this.draggingBlock_.disconnectUiEffect());this.draggingBlock_.setDragging(!0);this.draggingBlock_.moveToDragSurface_();this.workspace_.toolbox_&&
-(a=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.toolbox_.addStyle(a))};Blockly.BlockDragger.prototype.dragBlock=function(a,b){var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveDuringDrag(d);this.dragIcons_(c);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(c,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
+Blockly.BlockDragger.prototype.startBlockDrag=function(a,b){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockSvg.disconnectUiStop_();if(this.draggingBlock_.getParent()||b&&this.draggingBlock_.nextConnection&&this.draggingBlock_.nextConnection.targetBlock()){this.draggingBlock_.unplug(b);var c=this.pixelsToWorkspaceUnits_(a);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.translate(c.x,c.y);this.draggingBlock_.disconnectUiEffect()}this.draggingBlock_.setDragging(!0);
+this.draggingBlock_.moveToDragSurface_();if(c=this.workspace_.getToolbox()){var d=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab";c.addStyle(d)}};Blockly.BlockDragger.prototype.dragBlock=function(a,b){var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveDuringDrag(d);this.dragIcons_(c);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(c,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
 Blockly.BlockDragger.prototype.endBlockDrag=function(a,b){this.dragBlock(a,b);this.dragIconData_=[];Blockly.BlockSvg.disconnectUiStop_();var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveOffDragSurface_(d);this.maybeDeleteBlock_()||(this.draggingBlock_.moveConnections_(c.x,c.y),this.draggingBlock_.setDragging(!1),this.draggedConnectionManager_.applyConnections(),this.draggingBlock_.render(),this.fireMoveEvent_(),this.draggingBlock_.scheduleSnapAndBump());
-this.workspace_.setResizesEnabled(!0);this.workspace_.toolbox_&&(c=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.toolbox_.removeStyle(c));Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
+this.workspace_.setResizesEnabled(!0);if(c=this.workspace_.getToolbox())d=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",c.removeStyle(d);Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
 Blockly.BlockDragger.prototype.maybeDeleteBlock_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(a&&goog.Timer.callOnce(a.close,100,a),this.fireMoveEvent_(),this.draggingBlock_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBlock_};
 Blockly.BlockDragger.prototype.updateCursorDuringBlockDrag_=function(){this.wouldDeleteBlock_=this.draggedConnectionManager_.wouldDeleteBlock();var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(this.draggingBlock_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen_(!0)):(this.draggingBlock_.setDeleteStyle(!1),a&&a.setOpen_(!1))};
-Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};
-Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
+Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
 Blockly.BubbleDragger.prototype.startBubbleDrag=function(){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);this.draggingBubble_.setAutoLayout(!1);this.dragSurface_&&this.moveToDragSurface_()};Blockly.BubbleDragger.prototype.dragBubble=function(a,b){var c=this.pixelsToWorkspaceUnits_(b);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBubble_.moveDuringDrag(this.dragSurface_,c)};
 Blockly.BubbleDragger.prototype.endBubbleDrag=function(a,b){this.dragBubble(a,b);var c=this.pixelsToWorkspaceUnits_(b);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBubble_.moveTo(c.x,c.y);this.dragSurface_&&this.dragSurface_.clearAndHide(this.workspace_.getBubbleCanvas());this.fireMoveEvent_();this.workspace_.setResizesEnabled(!0);Blockly.Events.setGroup(!1)};Blockly.BubbleDragger.prototype.fireMoveEvent_=function(){};
 Blockly.BubbleDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BubbleDragger.prototype.moveToDragSurface_=function(){this.draggingBubble_.moveTo(0,0);this.dragSurface_.translateSurface(this.startXY_.x,this.startXY_.y);this.dragSurface_.setBlocksAndShow(this.draggingBubble_.getSvgRoot())};Blockly.WorkspaceDragger=function(a){this.workspace_=a;this.startDragMetrics_=a.getMetrics();this.startScrollXY_=new goog.math.Coordinate(a.scrollX,a.scrollY)};Blockly.WorkspaceDragger.prototype.dispose=function(){this.workspace_=null};Blockly.WorkspaceDragger.prototype.startDrag=function(){Blockly.selected&&Blockly.selected.unselect();this.workspace_.setupDragSurface()};Blockly.WorkspaceDragger.prototype.endDrag=function(a){this.drag(a);this.workspace_.resetDragSurface()};
@@ -1021,18 +1069,19 @@ setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hid
 Blockly.Tooltip.show_=function(){if(!Blockly.Tooltip.blocked_&&(Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_,Blockly.Tooltip.DIV)){goog.dom.removeChildren(Blockly.Tooltip.DIV);for(var a=Blockly.Tooltip.element_.tooltip;goog.isFunction(a);)a=a();a=Blockly.utils.wrap(a,Blockly.Tooltip.LIMIT);a=a.split("\n");for(var b=0;b<a.length;b++){var c=document.createElement("div");c.appendChild(document.createTextNode(a[b]));Blockly.Tooltip.DIV.appendChild(c)}a=Blockly.Tooltip.element_.RTL;b=goog.dom.getViewportSize();
 Blockly.Tooltip.DIV.style.direction=a?"rtl":"ltr";Blockly.Tooltip.DIV.style.display="block";Blockly.Tooltip.visible=!0;c=Blockly.Tooltip.lastX_;c=a?c-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):c+Blockly.Tooltip.OFFSET_X;var d=Blockly.Tooltip.lastY_+Blockly.Tooltip.OFFSET_Y;d+Blockly.Tooltip.DIV.offsetHeight>b.height+window.scrollY&&(d-=Blockly.Tooltip.DIV.offsetHeight+2*Blockly.Tooltip.OFFSET_Y);a?c=Math.max(Blockly.Tooltip.MARGINS-window.scrollX,c):c+Blockly.Tooltip.DIV.offsetWidth>
 b.width+window.scrollX-2*Blockly.Tooltip.MARGINS&&(c=b.width-Blockly.Tooltip.DIV.offsetWidth-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.DIV.style.top=d+"px";Blockly.Tooltip.DIV.style.left=c+"px"}};Blockly.Gesture=function(a,b){this.mouseDownXY_=null;this.currentDragDeltaXY_=0;this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=this.startBubble_=null;this.creatorWorkspace_=b;this.isDraggingBubble_=this.isDraggingBlock_=this.isDraggingWorkspace_=this.hasExceededDragRadius_=!1;this.mostRecentEvent_=a;this.flyout_=this.workspaceDragger_=this.blockDragger_=this.bubbleDragger_=this.onUpWrapper_=this.onMoveWrapper_=null;this.isEnding_=this.hasStarted_=this.calledUpdateIsDragging_=
-!1};
-Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.flyout_=this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.blockDragger_&&(this.blockDragger_.dispose(),this.blockDragger_=null);this.workspaceDragger_&&(this.workspaceDragger_.dispose(),this.workspaceDragger_=null);
-this.bubbleDragger_&&(this.bubbleDragger_.dispose(),this.bubbleDragger_=null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
+!1;this.healStack_=!Blockly.DRAG_STACK};
+Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.flyout_=this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.blockDragger_&&(this.blockDragger_.dispose(),this.blockDragger_=null);this.workspaceDragger_&&(this.workspaceDragger_.dispose(),this.workspaceDragger_=
+null);this.bubbleDragger_&&(this.bubbleDragger_.dispose(),this.bubbleDragger_=null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
 Blockly.Gesture.prototype.updateDragDelta_=function(a){this.currentDragDeltaXY_=goog.math.Coordinate.difference(a,this.mouseDownXY_);return this.hasExceededDragRadius_?!1:this.hasExceededDragRadius_=goog.math.Coordinate.magnitude(this.currentDragDeltaXY_)>(this.flyout_?Blockly.FLYOUT_DRAG_RADIUS:Blockly.DRAG_RADIUS)};
 Blockly.Gesture.prototype.updateIsDraggingFromFlyout_=function(){return this.targetBlock_.disabled?!1:!this.flyout_.isScrollable()||this.flyout_.isDragTowardWorkspace(this.currentDragDeltaXY_)?(this.startWorkspace_=this.flyout_.targetWorkspace_,this.startWorkspace_.updateScreenCalculationsIfScrolled(),Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.startBlock_=null,this.targetBlock_=this.flyout_.createBlock(this.targetBlock_),this.targetBlock_.select(),!0):!1};
 Blockly.Gesture.prototype.updateIsDraggingBubble_=function(){if(!this.startBubble_)return!1;this.isDraggingBubble_=!0;this.startDraggingBubble_();return!0};Blockly.Gesture.prototype.updateIsDraggingBlock_=function(){if(!this.targetBlock_)return!1;this.flyout_?this.isDraggingBlock_=this.updateIsDraggingFromFlyout_():this.targetBlock_.isMovable()&&(this.isDraggingBlock_=!0);return this.isDraggingBlock_?(this.startDraggingBlock_(),!0):!1};
 Blockly.Gesture.prototype.updateIsDraggingWorkspace_=function(){if(this.flyout_?this.flyout_.isScrollable():this.startWorkspace_&&this.startWorkspace_.isDraggable())this.workspaceDragger_=this.flyout_?new Blockly.FlyoutDragger(this.flyout_):new Blockly.WorkspaceDragger(this.startWorkspace_),this.isDraggingWorkspace_=!0,this.workspaceDragger_.startDrag()};
 Blockly.Gesture.prototype.updateIsDragging_=function(){goog.asserts.assert(!this.calledUpdateIsDragging_,"updateIsDragging_ should only be called once per gesture.");this.calledUpdateIsDragging_=!0;this.updateIsDraggingBubble_()||this.updateIsDraggingBlock_()||this.updateIsDraggingWorkspace_()};
-Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_,this.healStack_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
 Blockly.Gesture.prototype.startDraggingBubble_=function(){this.bubbleDragger_=new Blockly.BubbleDragger(this.startBubble_,this.startWorkspace_);this.bubbleDragger_.startBubbleDrag();this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_)};
 Blockly.Gesture.prototype.doStart=function(a){Blockly.utils.isTargetInput(a)?this.cancel():(this.hasStarted_=!0,Blockly.BlockSvg.disconnectUiStop_(),this.startWorkspace_.updateScreenCalculationsIfScrolled(),this.startWorkspace_.isMutator&&this.startWorkspace_.resize(),this.startWorkspace_.markFocused(),this.mostRecentEvent_=a,Blockly.hideChaff(!!this.flyout_),Blockly.Tooltip.block(),this.targetBlock_&&this.targetBlock_.select(),Blockly.utils.isRightButton(a)?this.handleRightClick(a):((goog.string.caseInsensitiveEquals(a.type,
-"touchstart")||goog.string.caseInsensitiveEquals(a.type,"pointerdown"))&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.bindMouseEvents(a)))};Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
+"touchstart")||goog.string.caseInsensitiveEquals(a.type,"pointerdown")&&"mouse"!=a.pointerType)&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.healStack_=a.altKey||a.ctrlKey||a.metaKey,this.bindMouseEvents(a)))};
+Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
 Blockly.Gesture.prototype.handleMove=function(a){this.updateFromEvent_(a);this.isDraggingWorkspace_?this.workspaceDragger_.drag(this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBubble_&&this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_);a.preventDefault();a.stopPropagation()};
 Blockly.Gesture.prototype.handleUp=function(a){this.updateFromEvent_(a);Blockly.longStop_();this.isEnding_?console.log("Trying to end a gesture recursively."):(this.isEnding_=!0,this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(a,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(a,this.currentDragDeltaXY_):this.isDraggingWorkspace_?this.workspaceDragger_.endDrag(this.currentDragDeltaXY_):this.isBubbleClick_()?this.doBubbleClick_():this.isFieldClick_()?this.doFieldClick_():
 this.isBlockClick_()?this.doBlockClick_():this.isWorkspaceClick_()&&this.doWorkspaceClick_(),a.preventDefault(),a.stopPropagation(),this.dispose())};
@@ -1058,7 +1107,7 @@ Blockly.utils.checkMessageReferences=function(a){for(var b=!0,c=Blockly.utils.ge
 Blockly.utils.tokenizeInterpolation_=function(a,b){var c=[],d=a.split("");d.push("");for(var e=0,f=[],g=null,h=0;h<d.length;h++){var k=d[h];0==e?"%"==k?((k=f.join(""))&&c.push(k),f.length=0,e=1):f.push(k):1==e?"%"==k?(f.push(k),e=0):b&&"0"<=k&&"9">=k?(e=2,g=k,(k=f.join(""))&&c.push(k),f.length=0):"{"==k?e=3:(f.push("%",k),e=0):2==e?"0"<=k&&"9">=k?g+=k:(c.push(parseInt(g,10)),h--,e=0):3==e&&(""==k?(f.splice(0,0,"%{"),h--,e=0):"}"!=k?f.push(k):(e=f.join(""),/[a-zA-Z][a-zA-Z0-9_]*/.test(e)?(k=e.toUpperCase(),
 (k=goog.string.startsWith(k,"BKY_")?k.substring(4):null)&&k in Blockly.utils.getMessageArray_()?(e=Blockly.utils.getMessageArray_()[k],goog.isString(e)?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=f.length=0))}(k=f.join(""))&&c.push(k);d=[];for(h=f.length=0;h<c.length;++h)"string"==typeof c[h]?f.push(c[h]):((k=f.join(""))&&d.push(k),f.length=0,d.push(c[h]));(k=f.join(""))&&d.push(k);f.length=0;return d};
 Blockly.utils.genUid=function(){for(var a=Blockly.utils.genUid.soup_.length,b=[],c=0;20>c;c++)b[c]=Blockly.utils.genUid.soup_.charAt(Math.random()*a);return b.join("")};Blockly.utils.genUid.soup_="!#$%()*+,-./:;=?@[]^_`{|}~ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";Blockly.utils.wrap=function(a,b){for(var c=a.split("\n"),d=0;d<c.length;d++)c[d]=Blockly.utils.wrapLine_(c[d],b);return c.join("\n")};
-Blockly.utils.wrapLine_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;var h=[],k=c.length/e,n=1;for(d=0;d<c.length-1;d++)n<(d+1.5)/k?(n++,h[d]=!0):h[d]=!1;h=Blockly.utils.wrapMutate_(c,h,b);d=Blockly.utils.wrapScore_(c,h,b);a=Blockly.utils.wrapToText_(c,h);e++}while(d>f);return g};
+Blockly.utils.wrapLine_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;var h=[],k=c.length/e,m=1;for(d=0;d<c.length-1;d++)m<(d+1.5)/k?(m++,h[d]=!0):h[d]=!1;h=Blockly.utils.wrapMutate_(c,h,b);d=Blockly.utils.wrapScore_(c,h,b);a=Blockly.utils.wrapToText_(c,h);e++}while(d>f);return g};
 Blockly.utils.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;f<a.length;f++)d[d.length-1]+=a[f].length,!0===b[f]?(d.push(0),e.push(a[f].charAt(a[f].length-1))):!1===b[f]&&d[d.length-1]++;a=Math.max.apply(Math,d);for(f=b=0;f<d.length;f++)b-=2*Math.pow(Math.abs(c-d[f]),1.5),b-=Math.pow(a-d[f],1.5),-1!=".?!".indexOf(e[f])?b+=c/3:-1!=",;)]}".indexOf(e[f])&&(b+=c/4);1<d.length&&d[d.length-1]<=d[d.length-2]&&(b+=.5);return b};
 Blockly.utils.wrapMutate_=function(a,b,c){for(var d=Blockly.utils.wrapScore_(a,b,c),e,f=0;f<b.length-1;f++)if(b[f]!=b[f+1]){var g=[].concat(b);g[f]=!g[f];g[f+1]=!g[f+1];var h=Blockly.utils.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.utils.wrapMutate_(a,e,c):b};Blockly.utils.wrapToText_=function(a,b){for(var c=[],d=0;d<a.length;d++)c.push(a[d]),void 0!==b[d]&&c.push(b[d]?"\n":" ");return c.join("")};
 Blockly.utils.is3dSupported=function(){if(void 0!==Blockly.utils.is3dSupported.cached_)return Blockly.utils.is3dSupported.cached_;if(!goog.global.getComputedStyle)return!1;var a=document.createElement("p"),b="none",c={webkitTransform:"-webkit-transform",OTransform:"-o-transform",msTransform:"-ms-transform",MozTransform:"-moz-transform",transform:"transform"};document.body.insertBefore(a,null);for(var d in c)if(void 0!==a.style[d]){a.style[d]="translate3d(1px,1px,1px)";b=goog.global.getComputedStyle(a);
@@ -1067,8 +1116,8 @@ Blockly.utils.runAfterPageLoad=function(a){if("object"!=typeof document)throw Er
 Blockly.utils.getViewportBBox=function(){var a=goog.dom.getViewportSize(),b=goog.style.getViewportPageOffset(document);return{right:a.width+b.x,bottom:a.height+b.y,top:b.y,left:b.x}};Blockly.Grid=function(a,b){this.gridPattern_=a;this.spacing_=b.spacing;this.length_=b.length;this.line2_=(this.line1_=a.firstChild)&&this.line1_.nextSibling;this.snapToGrid_=b.snap};Blockly.Grid.prototype.scale_=1;Blockly.Grid.prototype.dispose=function(){this.gridPattern_=null};Blockly.Grid.prototype.shouldSnap=function(){return this.snapToGrid_};Blockly.Grid.prototype.getSpacing=function(){return this.spacing_};Blockly.Grid.prototype.getPatternId=function(){return this.gridPattern_.id};
 Blockly.Grid.prototype.update=function(a){this.scale_=a;var b=this.spacing_*a||100;this.gridPattern_.setAttribute("width",b);this.gridPattern_.setAttribute("height",b);b=Math.floor(this.spacing_/2)+.5;var c=b-this.length_/2,d=b+this.length_/2;b*=a;c*=a;d*=a;this.setLineAttributes_(this.line1_,a,c,d,b,b);this.setLineAttributes_(this.line2_,a,b,b,c,d)};
 Blockly.Grid.prototype.setLineAttributes_=function(a,b,c,d,e,f){a&&(a.setAttribute("stroke-width",b),a.setAttribute("x1",c),a.setAttribute("y1",e),a.setAttribute("x2",d),a.setAttribute("y2",f))};Blockly.Grid.prototype.moveTo=function(a,b){this.gridPattern_.setAttribute("x",a);this.gridPattern_.setAttribute("y",b);(goog.userAgent.IE||goog.userAgent.EDGE)&&this.update(this.scale_)};
-Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing&&(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a));return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var n=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var l=a.toolboxPosition;l="end"===l?!1:!0;l=p?l?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:l==
-n?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var m=a.scrollbars;void 0===m&&(m=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");var r=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex;this.RTL=n;this.oneBasedIndex=r;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=m;this.hasTrashcan=e;this.hasSounds=k;
+Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing?(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a)):Blockly.utils.createSvgElement("line",{},a);return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var m=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var l=a.toolboxPosition;l="end"===l?!1:!0;l=p?l?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:l==
+m?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var n=a.scrollbars;void 0===n&&(n=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");var r=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex;this.RTL=m;this.oneBasedIndex=r;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=n;this.hasTrashcan=e;this.hasSounds=k;
 this.hasCss=q;this.horizontalLayout=p;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=l};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=null;Blockly.Options.prototype.getMetrics=null;
 Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:parseFloat(a.startScale);b.maxScale=void 0===a.maxScale?3:parseFloat(a.maxScale);b.minScale=void 0===a.minScale?.3:parseFloat(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:parseFloat(a.scaleSpeed);return b};
 Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=parseFloat(a.spacing)||0;b.colour=a.colour||"#888";b.length=parseFloat(a.length)||1;b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseToolboxTree=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.hScroll=new Blockly.Scrollbar(a,!0,!0,"blocklyMainWorkspaceScrollbar");this.vScroll=new Blockly.Scrollbar(a,!1,!0,"blocklyMainWorkspaceScrollbar");this.corner_=Blockly.utils.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.utils.insertAfter_(this.corner_,a.getBubbleCanvas())};Blockly.ScrollbarPair.prototype.oldHostMetrics_=null;
@@ -1096,7 +1145,14 @@ Blockly.Scrollbar.prototype.onMouseDownHandle_=function(a){this.workspace_.markF
 a.stopPropagation(),a.preventDefault())};Blockly.Scrollbar.prototype.onMouseMoveHandle_=function(a){this.setHandlePosition(this.constrainHandle_(this.startDragHandle+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse_)));this.onScroll_()};Blockly.Scrollbar.prototype.onMouseUpHandle_=function(){this.workspace_.resetDragSurface();Blockly.Touch.clearTouchIdentifier();this.cleanUp_()};
 Blockly.Scrollbar.prototype.cleanUp_=function(){Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
 Blockly.Scrollbar.prototype.constrainHandle_=function(a){return a=0>=a||isNaN(a)||this.scrollViewSize_<this.handleLength_?0:Math.min(a,this.scrollViewSize_-this.handleLength_)};Blockly.Scrollbar.prototype.onScroll_=function(){var a=this.handlePosition_/this.scrollViewSize_;isNaN(a)&&(a=0);var b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.setHandlePosition(this.constrainHandle_(a*this.ratio_));this.onScroll_()};
-Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
+Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.TouchGesture=function(a,b){Blockly.TouchGesture.superClass_.constructor.call(this,a,b);this.isMultiTouch_=!1;this.cachedPoints_={};this.startDistance_=this.previousScale_=0;this.onStartWrapper_=null};goog.inherits(Blockly.TouchGesture,Blockly.Gesture);Blockly.TouchGesture.ZOOM_IN_MULTIPLIER=5;Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER=6;Blockly.TouchGesture.prototype.doStart=function(a){Blockly.TouchGesture.superClass_.doStart.call(this,a);!this.isEnding_&&Blockly.Touch.isTouchEvent(a)&&this.handleTouchStart(a)};
+Blockly.TouchGesture.prototype.bindMouseEvents=function(a){this.onStartWrapper_=Blockly.bindEventWithChecks_(document,"mousedown",null,this.handleStart.bind(this),!0);this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this),!0);this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this),!0);a.preventDefault();a.stopPropagation()};
+Blockly.TouchGesture.prototype.handleStart=function(a){!this.isDragging()&&Blockly.Touch.isTouchEvent(a)&&(this.handleTouchStart(a),this.isMultiTouch()&&Blockly.longStop_())};Blockly.TouchGesture.prototype.handleMove=function(a){this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleMove.call(this,a):this.isMultiTouch()?(Blockly.Touch.isTouchEvent(a)&&this.handleTouchMove(a),Blockly.longStop_()):Blockly.TouchGesture.superClass_.handleMove.call(this,a)};
+Blockly.TouchGesture.prototype.handleUp=function(a){Blockly.Touch.isTouchEvent(a)&&!this.isDragging()&&this.handleTouchEnd(a);!this.isMultiTouch()||this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleUp.call(this,a):(a.preventDefault(),a.stopPropagation(),this.dispose())};Blockly.TouchGesture.prototype.isMultiTouch=function(){return this.isMultiTouch_};
+Blockly.TouchGesture.prototype.dispose=function(){Blockly.TouchGesture.superClass_.dispose.call(this);this.onStartWrapper_&&Blockly.unbindEvent_(this.onStartWrapper_)};Blockly.TouchGesture.prototype.handleTouchStart=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);2==b.length&&(this.startDistance_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]]),this.isMultiTouch_=!0,a.preventDefault())};
+Blockly.TouchGesture.prototype.handleTouchMove=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);if(2==b.length){b=this.touchScale_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]])/this.startDistance_;if(0<this.previousScale_&&Infinity>this.previousScale_){var c=b-this.previousScale_;c=0<c?c*Blockly.TouchGesture.ZOOM_IN_MULTIPLIER:c*Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER;var d=
+this.startWorkspace_,e=Blockly.utils.mouseToSvg(a,d.getParentSvg(),d.getInverseScreenCTM());d.zoom(e.x,e.y,c)}this.previousScale_=b;a.preventDefault()}};Blockly.TouchGesture.prototype.handleTouchEnd=function(a){a=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[a]&&delete this.cachedPoints_[a];2>Object.keys(this.cachedPoints_).length&&(this.cachedPoints_={},this.previousScale_=0)};
+Blockly.TouchGesture.prototype.getTouchPoint=function(a){return this.startWorkspace_?new goog.math.Coordinate(a.pageX?a.pageX:a.changedTouches[0].pageX,a.pageY?a.pageY:a.changedTouches[0].pageY):null};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
 Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidOpen_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
 Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyTrash"},null);var a=String(Math.random()).substring(2);var b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},b);Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
 "clip-path":"url(#blocklyTrashBodyClipPath"+a+")"},this.svgGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},b);this.svgLid_=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
@@ -1109,27 +1165,28 @@ Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:
 Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};Blockly.Trashcan.prototype.click=function(){var a=this.workspace_.startScrollX-this.workspace_.scrollX,b=this.workspace_.startScrollY-this.workspace_.scrollY;Math.sqrt(a*a+b*b)>Blockly.DRAG_RADIUS||console.log("TODO: Inspect trash.")};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){return goog.string.caseInsensitiveCompare(a.name,b.name)};Blockly.Variables={};Blockly.Variables.NAME_TYPE=Blockly.VARIABLE_CATEGORY_NAME;Blockly.Variables.allUsedVarModels=function(a){var b=a.getAllBlocks();a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVarModels();if(d)for(var e=0;e<d.length;e++){var f=d[e];f.getId()&&(a[f.getId()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};Blockly.Variables.allUsedVariables=function(){console.warn("Deprecated call to Blockly.Variables.allUsedVariables. Use Blockly.Variables.allUsedVarModels instead.\nIf this is a major issue please file a bug on GitHub.")};
 Blockly.Variables.allDeveloperVariables=function(a){var b=a.getAllBlocks();a={};for(var c=0;c<b.length;c++){var d=b[c];if(d.getDeveloperVars){d=d.getDeveloperVars();for(var e=0;e<d.length;e++)a[d[e]]=d[e]}}b=[];for(var f in a)b.push(a[f]);return b};
 Blockly.Variables.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE");a.registerButtonCallback("CREATE_VARIABLE",function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace())});b.push(c);a=Blockly.Variables.flyoutCategoryBlocks(a);return b=b.concat(a)};
-Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXml_(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+d+'">'+
-Blockly.Variables.generateVariableFieldXml_(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXml_(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
+Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+
+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
 Blockly.Variables.generateUniqueName=function(a){a=a.getAllVariables();var b="";if(a.length)for(var c=1,d=0,e="ijkmnopqrstuvwxyzabcdefgh".charAt(d);!b;){for(var f=!1,g=0;g<a.length;g++)if(a[g].name.toLowerCase()==e){f=!0;break}f?(d++,25==d&&(d=0,c++),e="ijkmnopqrstuvwxyzabcdefgh".charAt(d),1<c&&(e+=c)):b=e}else b="i";return b};
-Blockly.Variables.createVariableButtonHandler=function(a,b,c){var d=c||"",e=function(c){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,c,function(c){if(c){var f=Blockly.Variables.nameUsedWithAnyType_(c,a);if(f){var g=c.toLowerCase();if(f.type==d)var n=Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",g);else n=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE,n=n.replace("%1",g).replace("%2",f.type);Blockly.alert(n,function(){e(c)})}else a.createVariable(c,d),b&&b(c)}else b&&b(null)})};
+Blockly.Variables.createVariableButtonHandler=function(a,b,c){var d=c||"",e=function(c){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,c,function(c){if(c){var f=Blockly.Variables.nameUsedWithAnyType_(c,a);if(f){var g=c.toLowerCase();if(f.type==d)var m=Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",g);else m=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE,m=m.replace("%1",g).replace("%2",f.type);Blockly.alert(m,function(){e(c)})}else a.createVariable(c,d),b&&b(c)}else b&&b(null)})};
 e("")};goog.exportSymbol("Blockly.Variables.createVariableButtonHandler",Blockly.Variables.createVariableButtonHandler);Blockly.Variables.createVariable=Blockly.Variables.createVariableButtonHandler;goog.exportSymbol("Blockly.Variables.createVariable",Blockly.Variables.createVariable);
 Blockly.Variables.renameVariable=function(a,b,c){var d=function(e){var f=Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",b.name);Blockly.Variables.promptName(f,e,function(e){if(e){var f=Blockly.Variables.nameUsedWithOtherType_(e,b.type,a);f?(f=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE.replace("%1",e.toLowerCase()).replace("%2",f.type),Blockly.alert(f,function(){d(e)})):(a.renameVariableById(b.getId(),e),c&&c(e))}else c&&c(null)})};d("")};
 Blockly.Variables.promptName=function(a,b,c){Blockly.prompt(a,b,function(a){a&&(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),a==Blockly.Msg.RENAME_VARIABLE||a==Blockly.Msg.NEW_VARIABLE)&&(a=null);c(a)})};Blockly.Variables.nameUsedWithOtherType_=function(a,b,c){c=c.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a&&e.type!=b)return e;return null};
-Blockly.Variables.nameUsedWithAnyType_=function(a,b){var c=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a)return e;return null};Blockly.Variables.generateVariableFieldXml_=function(a){var b=a.type;""==b&&(b="''");return'<field name="VAR" id="'+a.getId()+'" variabletype="'+goog.string.htmlEscape(b)+'">'+goog.string.htmlEscape(a.name)+"</field>"};
-Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap();if(b){var f=a.getVariableById(b);!f&&e&&(f=e.getVariableById(b))}else if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
-Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){var c=a.getAllVariables(),d=[];if(b.length!=c.length)for(var e=0;e<c.length;e++){var f=c[e];b.includes(f)||d.push(f)}return d};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Colour")};
+Blockly.Variables.nameUsedWithAnyType_=function(a,b){var c=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a)return e;return null};Blockly.Variables.generateVariableFieldXmlString=function(a){var b=a.type;""==b&&(b="''");return'<field name="VAR" id="'+a.getId()+'" variabletype="'+goog.string.htmlEscape(b)+'">'+goog.string.htmlEscape(a.name)+"</field>"};
+Blockly.Variables.generateVariableFieldDom=function(a){a=Blockly.Variables.generateVariableFieldXmlString(a);return Blockly.Xml.textToDom("<xml>"+a+"</xml>").firstChild};Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};
+Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap();if(b){var f=a.getVariableById(b);!f&&e&&(f=e.getVariableById(b))}else if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
+Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){var c=a.getAllVariables(),d=[];if(b.length!=c.length)for(var e=0;e<c.length;e++){var f=c[e];-1==b.indexOf(f)&&d.push(f)}return d};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Colour")};
 Blockly.VariablesDynamic.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_STRING_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_STRING");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_NUMBER_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_NUMBER");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_COLOUR_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_COLOUR");
 b.push(c);a.registerButtonCallback("CREATE_VARIABLE_STRING",Blockly.VariablesDynamic.onCreateVariableButtonClick_String);a.registerButtonCallback("CREATE_VARIABLE_NUMBER",Blockly.VariablesDynamic.onCreateVariableButtonClick_Number);a.registerButtonCallback("CREATE_VARIABLE_COLOUR",Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour);a=Blockly.VariablesDynamic.flyoutCategoryBlocks(a);return b=b.concat(a)};
-Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c='<xml><block type="variables_set_dynamic" gap="24">'+Blockly.Variables.generateVariableFieldXml_(a[0])+"</block></xml>";c=Blockly.Xml.textToDom(c).firstChild;b.push(c)}if(Blockly.Blocks.variables_get_dynamic)for(var d=0;c=a[d];d++)c='<xml><block type="variables_get_dynamic" gap="8">'+Blockly.Variables.generateVariableFieldXml_(c)+
+Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c='<xml><block type="variables_set_dynamic" gap="24">'+Blockly.Variables.generateVariableFieldXmlString(a[0])+"</block></xml>";c=Blockly.Xml.textToDom(c).firstChild;b.push(c)}if(Blockly.Blocks.variables_get_dynamic)for(var d=0;c=a[d];d++)c='<xml><block type="variables_get_dynamic" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(c)+
 "</block></xml>",c=Blockly.Xml.textToDom(c).firstChild,b.push(c)}return b};Blockly.WorkspaceAudio=function(a){this.parentWorkspace_=a;this.SOUNDS_=Object.create(null)};Blockly.WorkspaceAudio.prototype.lastSound_=null;Blockly.WorkspaceAudio.prototype.dispose=function(){this.SOUNDS_=this.parentWorkspace_=null};Blockly.WorkspaceAudio.prototype.load=function(a,b){if(a.length){try{var c=new window.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new window.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};
 Blockly.WorkspaceAudio.prototype.preload=function(){for(var a in this.SOUNDS_){var b=this.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
 Blockly.WorkspaceAudio.prototype.play=function(a,b){var c=this.SOUNDS_[a];if(c){var d=new Date;null!=this.lastSound_&&d-this.lastSound_<Blockly.SOUND_LIMIT||(this.lastSound_=d,c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())}else this.parentWorkspace_&&this.parentWorkspace_.getAudioManager().play(a,b)};Blockly.WorkspaceDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.WorkspaceDragSurfaceSvg.prototype.SVG_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.dragGroup_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.container_=null;
 Blockly.WorkspaceDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.createSvgElement("svg",{xmlns:Blockly.SVG_NS,"xmlns:html":Blockly.HTML_NS,"xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklyWsDragSurface blocklyOverflowVisible"},null),this.container_.appendChild(this.SVG_))};
-Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
-Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,
-"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
-Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml");c.appendChild(Blockly.Xml.variablesToDom(Blockly.Variables.allUsedVarModels(a)));for(var d=a.getTopBlocks(!0),e=0,f;f=d[e];e++)c.appendChild(Blockly.Xml.blockToDomWithXY(f,b));return c};Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};
+Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){var c=a.toFixed(0),d=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+c+"px, "+d+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
+Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){if(!a)throw"Couldn't clear and hide the drag surface: missing new surface.";var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,
+b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
+Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml"),d=Blockly.Variables.allUsedVarModels(a);d.length&&c.appendChild(Blockly.Xml.variablesToDom(d));d=a.getTopBlocks(!0);for(var e=0,f;f=d[e];e++)c.appendChild(Blockly.Xml.blockToDomWithXY(f,b));return c};Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};
 Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());var d=Blockly.Xml.blockToDom(a,b),e=a.getRelativeToSurfaceXY();d.setAttribute("x",Math.round(a.workspace.RTL?c-e.x:e.x));d.setAttribute("y",Math.round(e.y));return d};
 Blockly.Xml.fieldToDomVariable_=function(a){null==a.getValue()&&(a.initModel(),a.getValue());var b=a.getVariable();if(!b)throw Error("Tried to serialize a variable field with no variable.");var c=goog.dom.createDom("field",null,b.name);c.setAttribute("name",a.name);c.setAttribute("id",b.getId());c.setAttribute("variabletype",b.type);return c};
 Blockly.Xml.fieldToDom_=function(a){if(a.name&&a.EDITABLE){if(a instanceof Blockly.FieldVariable)return Blockly.Xml.fieldToDomVariable_(a);var b=goog.dom.createDom("field",null,a.getValue());b.setAttribute("name",a.name);return b}return null};Blockly.Xml.allFieldsToDom_=function(a,b){for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)(f=Blockly.Xml.fieldToDom_(f))&&b.appendChild(f)};
@@ -1139,18 +1196,18 @@ f.name);h||c.appendChild(g)}}a.inputsInlineDefault!=a.inputsInline&&c.setAttribu
 !d||e&&e.isShadow()||g.appendChild(Blockly.Xml.cloneShadow_(d));return c};Blockly.Xml.cloneShadow_=function(a){for(var b=a=a.cloneNode(!0),c;b;)if(b.firstChild)b=b.firstChild;else{for(;b&&!b.nextSibling;)c=b,b=b.parentNode,3==c.nodeType&&""==c.data.trim()&&b.firstChild!=c&&goog.dom.removeNode(c);b&&(c=b,b=b.nextSibling,3==c.nodeType&&""==c.data.trim()&&goog.dom.removeNode(c))}return a};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
 Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
 Blockly.Xml.textToDom=function(a){(a=(new DOMParser).parseFromString(a,"text/xml"))&&a.firstChild&&"xml"==a.firstChild.nodeName.toLowerCase()&&a.firstChild===a.lastChild||goog.asserts.fail("Blockly.Xml.textToDom did not obtain a valid XML tree.");return a.firstChild};
-Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.Field.startCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;h<e;h++){var k=a.childNodes[h],n=k.nodeName.toLowerCase();if("block"==n||"shadow"==n&&!Blockly.Events.recordUndo){var p=
-Blockly.Xml.domToBlock(k,b);c.push(p.id);var l=parseInt(k.getAttribute("x"),10),m=parseInt(k.getAttribute("y"),10);isNaN(l)||isNaN(m)||p.moveBy(b.RTL?d-l:l,m);g=!1}else if("shadow"==n)goog.asserts.fail("Shadow block cannot be a top-level block."),g=!1;else if("variables"==n){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");g=!1}}}finally{f||Blockly.Events.setGroup(!1),
-Blockly.Field.stopCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
-Blockly.Xml.appendDomToWorkspace=function(a,b){if(b.hasOwnProperty("scale")){var c=Blockly.BlockSvg.TAB_WIDTH;try{Blockly.BlockSvg.TAB_WIDTH=0;var d=b.getBlocksBoundingBox()}finally{Blockly.BlockSvg.TAB_WIDTH=c}}c=Blockly.Xml.domToWorkspace(a,b);if(d&&d.height){var e=d.y+d.height;var f=d.x;var g=Infinity,h=Infinity;for(d=0;d<c.length;d++){var k=b.getBlockById(c[d]).getRelativeToSurfaceXY();k.y<h&&(h=k.y);k.x<g&&(g=k.x)}e=e-h+Blockly.BlockSvg.SEP_SPACE_Y;f-=g;var n;b.RTL&&(n=b.getWidth());for(d=0;d<
-c.length;d++)b.getBlockById(c[d]).moveBy(b.RTL?n-f:f,e)}return c};
+Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.Field.startCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;h<e;h++){var k=a.childNodes[h],m=k.nodeName.toLowerCase();if("block"==m||"shadow"==m&&!Blockly.Events.recordUndo){var p=
+Blockly.Xml.domToBlock(k,b);c.push(p.id);var l=k.hasAttribute("x")?parseInt(k.getAttribute("x"),10):10,n=k.hasAttribute("y")?parseInt(k.getAttribute("y"),10):10;isNaN(l)||isNaN(n)||p.moveBy(b.RTL?d-l:l,n);g=!1}else if("shadow"==m)goog.asserts.fail("Shadow block cannot be a top-level block."),g=!1;else if("variables"==m){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");
+g=!1}}}finally{f||Blockly.Events.setGroup(!1),Blockly.Field.stopCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
+Blockly.Xml.appendDomToWorkspace=function(a,b){if(b.hasOwnProperty("scale")){var c=Blockly.BlockSvg.TAB_WIDTH;try{Blockly.BlockSvg.TAB_WIDTH=0;var d=b.getBlocksBoundingBox()}finally{Blockly.BlockSvg.TAB_WIDTH=c}}c=Blockly.Xml.domToWorkspace(a,b);if(d&&d.height){var e=d.y+d.height;var f=d.x;var g=Infinity,h=Infinity;for(d=0;d<c.length;d++){var k=b.getBlockById(c[d]).getRelativeToSurfaceXY();k.y<h&&(h=k.y);k.x<g&&(g=k.x)}e=e-h+Blockly.BlockSvg.SEP_SPACE_Y;f-=g;var m;b.RTL&&(m=b.getWidth());for(d=0;d<
+c.length;d++)b.getBlockById(c[d]).moveBy(b.RTL?m-f:f,e)}return c};
 Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();c=b.getAllVariables();try{var d=Blockly.Xml.domToBlockHeadless_(a,b),e=d.getDescendants();if(b.rendered){d.setConnectionsHidden(!0);for(var f=e.length-1;0<=f;f--)e[f].initSvg();for(f=e.length-1;0<=f;f--)e[f].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();b.resizeContents()}else for(f=
 e.length-1;0<=f;f--)e[f].initModel()}finally{Blockly.Events.enable()}if(Blockly.Events.isEnabled()){e=Blockly.Variables.getAddedVariables(b,c);for(f=0;f<e.length;f++)Blockly.Events.fire(new Blockly.Events.VarCreate(e[f]));Blockly.Events.fire(new Blockly.Events.BlockCreate(d))}return d};
 Blockly.Xml.domToVariables=function(a,b){for(var c=0,d;d=a.children[c];c++){var e=d.getAttribute("type"),f=d.getAttribute("id");d=d.textContent;if(null==e)throw Error("Variable with id, "+f+" is without a type");b.createVariable(d,e,f)}};
-Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");goog.asserts.assert(d,"Block type unspecified: %s",a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);var f=null;e=0;for(var g;g=a.childNodes[e];e++)if(3!=g.nodeType){for(var h=f=null,k=0,n;n=g.childNodes[k];k++)1==n.nodeType&&("block"==n.nodeName.toLowerCase()?f=n:"shadow"==n.nodeName.toLowerCase()&&(h=n));!f&&h&&(f=h);k=g.getAttribute("name");switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&
+Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");goog.asserts.assert(d,"Block type unspecified: %s",a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);var f=null;e=0;for(var g;g=a.childNodes[e];e++)if(3!=g.nodeType){for(var h=f=null,k=0,m;m=g.childNodes[k];k++)1==m.nodeType&&("block"==m.nodeName.toLowerCase()?f=m:"shadow"==m.nodeName.toLowerCase()&&(h=m));!f&&h&&(f=h);k=g.getAttribute("name");switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&
 (c.domToMutation(g),c.initSvg&&c.initSvg());break;case "comment":c.setCommentText(g.textContent);var p=g.getAttribute("pinned");p&&!c.isInFlyout&&setTimeout(function(){c.comment&&c.comment.setVisible&&c.comment.setVisible("true"==p)},1);f=parseInt(g.getAttribute("w"),10);g=parseInt(g.getAttribute("h"),10);!isNaN(f)&&!isNaN(g)&&c.comment&&c.comment.setVisible&&c.comment.setBubbleSize(f,g);break;case "data":c.data=g.textContent;break;case "title":case "field":Blockly.Xml.domToField_(c,k,g);break;case "value":case "statement":g=
 c.getInput(k);if(!g){console.warn("Ignoring non-existent input "+k+" in block "+d);break}h&&g.connection.setShadowDom(h);f&&(f=Blockly.Xml.domToBlockHeadless_(f,b),f.outputConnection?g.connection.connect(f.outputConnection):f.previousConnection?g.connection.connect(f.previousConnection):goog.asserts.fail("Child block does not have output or previous statement."));break;case "next":h&&c.nextConnection&&c.nextConnection.setShadowDom(h);f&&(goog.asserts.assert(c.nextConnection,"Next statement does not exist."),
-goog.asserts.assert(!c.nextConnection.isConnected(),"Next statement is already connected."),f=Blockly.Xml.domToBlockHeadless_(f,b),goog.asserts.assert(f.previousConnection,"Next block does not have previous statement."),c.nextConnection.connect(f.previousConnection));break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setDisabled("true"==e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==
+goog.asserts.assert(!c.nextConnection.isConnected(),"Next statement is already connected."),f=Blockly.Xml.domToBlockHeadless_(f,b),goog.asserts.assert(f.previousConnection,"Next block does not have previous statement."),c.nextConnection.connect(f.previousConnection));break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setDisabled("true"==e||"disabled"==e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==
 e);(e=a.getAttribute("movable"))&&c.setMovable("true"==e);(e=a.getAttribute("editable"))&&c.setEditable("true"==e);(e=a.getAttribute("collapsed"))&&c.setCollapsed("true"==e);if("shadow"==a.nodeName.toLowerCase()){d=c.getChildren();for(e=0;g=d[e];e++)goog.asserts.assert(g.isShadow(),"Shadow block not allowed non-shadow child.");goog.asserts.assert(0==c.getVarModels().length,"Shadow blocks cannot have variable references.");c.setShadow(!0)}return c};
 Blockly.Xml.domToFieldVariable_=function(a,b,c,d){var e=b.getAttribute("variabletype")||"";"''"==e&&(e="");a=Blockly.Variables.getOrCreateVariablePackage(a,b.id,c,e);if(null!=e&&e!==a.type)throw Error("Serialized variable type with id '"+a.getId()+"' had type "+a.type+", and does not match variable field that references it: "+Blockly.Xml.domToText(b)+".");d.setValue(a.getId())};
 Blockly.Xml.domToField_=function(a,b,c){var d=a.getField(b);d?(a=a.workspace,b=c.textContent,d instanceof Blockly.FieldVariable?Blockly.Xml.domToFieldVariable_(a,c,b,d):d.setValue(b)):console.warn("Ignoring non-existent field "+b+" in block "+a.type)};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});
@@ -1167,46 +1224,47 @@ Blockly.WorkspaceSvg=function(a,b,c){Blockly.WorkspaceSvg.superClass_.constructo
 this.grid_=this.options.gridPattern?new Blockly.Grid(a.gridPattern,a.gridOptions):null;Blockly.Variables&&Blockly.Variables.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_CATEGORY_NAME,Blockly.Variables.flyoutCategory);Blockly.VariablesDynamic&&Blockly.VariablesDynamic.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME,Blockly.VariablesDynamic.flyoutCategory);Blockly.Procedures&&Blockly.Procedures.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.PROCEDURE_CATEGORY_NAME,
 Blockly.Procedures.flyoutCategory)};goog.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.resizeHandlerWrapper_=null;Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;Blockly.WorkspaceSvg.prototype.isMutator=!1;Blockly.WorkspaceSvg.prototype.resizesEnabled_=!0;Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.startScrollX=0;Blockly.WorkspaceSvg.prototype.startScrollY=0;
 Blockly.WorkspaceSvg.prototype.dragDeltaXY_=null;Blockly.WorkspaceSvg.prototype.scale=1;Blockly.WorkspaceSvg.prototype.trashcan=null;Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.currentGesture_=null;Blockly.WorkspaceSvg.prototype.blockDragSurface_=null;Blockly.WorkspaceSvg.prototype.workspaceDragSurface_=null;Blockly.WorkspaceSvg.prototype.useWorkspaceDragSurface_=!1;Blockly.WorkspaceSvg.prototype.isDragSurfaceActive_=!1;
-Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){return this.inverseScreenCTM_};
+Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.configureContextMenu=null;Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){return this.inverseScreenCTM_};
 Blockly.WorkspaceSvg.prototype.updateInverseScreenCTM=function(){var a=this.getParentSvg().getScreenCTM();a&&(this.inverseScreenCTM_=a.inverse())};
 Blockly.WorkspaceSvg.prototype.getSvgXY=function(a){var b=0,c=0,d=1;if(goog.dom.contains(this.getCanvas(),a)||goog.dom.contains(this.getBubbleCanvas(),a))d=this.scale;do{var e=Blockly.utils.getRelativeXY(a);if(a==this.getCanvas()||a==this.getBubbleCanvas())d=1;b+=e.x*d;c+=e.y*d;a=a.parentNode}while(a&&a!=this.getParentSvg());return new goog.math.Coordinate(b,c)};Blockly.WorkspaceSvg.prototype.getOriginOffsetInPixels=function(){return Blockly.utils.getInjectionDivXY_(this.svgBlockCanvas_)};
 Blockly.WorkspaceSvg.prototype.setResizeHandlerWrapper=function(a){this.resizeHandlerWrapper_=a};
 Blockly.WorkspaceSvg.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyWorkspace"},null);a&&(this.svgBackground_=Blockly.utils.createSvgElement("rect",{height:"100%",width:"100%","class":a},this.svgGroup_),"blocklyMainBackground"==a&&this.grid_&&(this.svgBackground_.style.fill="url(#"+this.grid_.getPatternId()+")"));this.svgBlockCanvas_=Blockly.utils.createSvgElement("g",{"class":"blocklyBlockCanvas"},this.svgGroup_);this.svgBubbleCanvas_=Blockly.utils.createSvgElement("g",
-{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=new Blockly.Toolbox(this));
-this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
+{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_,!1,!0),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=
+new Blockly.Toolbox(this));this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
 Blockly.WorkspaceSvg.prototype.dispose=function(){this.rendered=!1;this.currentGesture_&&this.currentGesture_.cancel();Blockly.WorkspaceSvg.superClass_.dispose.call(this);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.toolbox_&&(this.toolbox_.dispose(),this.toolbox_=null);this.flyout_&&(this.flyout_.dispose(),this.flyout_=null);this.trashcan&&(this.trashcan.dispose(),this.trashcan=null);this.scrollbar&&(this.scrollbar.dispose(),
 this.scrollbar=null);this.zoomControls_&&(this.zoomControls_.dispose(),this.zoomControls_=null);this.audioManager_&&(this.audioManager_.dispose(),this.audioManager_=null);this.grid_&&(this.grid_.dispose(),this.grid_=null);this.toolboxCategoryCallbacks_&&(this.toolboxCategoryCallbacks_=null);this.flyoutButtonCallbacks_&&(this.flyoutButtonCallbacks_=null);this.options.parentWorkspace||goog.dom.removeNode(this.getParentSvg().parentNode);this.resizeHandlerWrapper_&&(Blockly.unbindEvent_(this.resizeHandlerWrapper_),
 this.resizeHandlerWrapper_=null)};Blockly.WorkspaceSvg.prototype.newBlock=function(a,b){return new Blockly.BlockSvg(this,a,b)};Blockly.WorkspaceSvg.prototype.addTrashcan_=function(a){this.trashcan=new Blockly.Trashcan(this);var b=this.trashcan.createDom();this.svgGroup_.insertBefore(b,this.svgBlockCanvas_);return this.trashcan.init(a)};
 Blockly.WorkspaceSvg.prototype.addZoomControls_=function(a){this.zoomControls_=new Blockly.ZoomControls(this);var b=this.zoomControls_.createDom();this.svgGroup_.appendChild(b);return this.zoomControls_.init(a)};
 Blockly.WorkspaceSvg.prototype.addFlyout_=function(a){var b={disabledPatternId:this.options.disabledPatternId,parentWorkspace:this,RTL:this.RTL,oneBasedIndex:this.options.oneBasedIndex,horizontalLayout:this.horizontalLayout,toolboxPosition:this.options.toolboxPosition};this.flyout_=null;this.flyout_=this.horizontalLayout?new Blockly.HorizontalFlyout(b):new Blockly.VerticalFlyout(b);this.flyout_.autoClose=!1;return this.flyout_.createDom(a)};
-Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
+Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.getToolbox=function(){return this.toolbox_};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
 Blockly.WorkspaceSvg.prototype.resize=function(){this.toolbox_&&this.toolbox_.position();this.flyout_&&this.flyout_.position();this.trashcan&&this.trashcan.position();this.zoomControls_&&this.zoomControls_.position();this.scrollbar&&this.scrollbar.resize();this.updateScreenCalculations_()};Blockly.WorkspaceSvg.prototype.updateScreenCalculationsIfScrolled=function(){var a=goog.dom.getDocumentScroll();goog.math.Coordinate.equals(this.lastRecordedPageScroll_,a)||(this.lastRecordedPageScroll_=a,this.updateScreenCalculations_())};
 Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};Blockly.WorkspaceSvg.prototype.getParentSvg=function(){if(this.cachedParentSvg_)return this.cachedParentSvg_;for(var a=this.svgGroup_;a;){if("svg"==a.tagName)return this.cachedParentSvg_=a;a=a.parentNode}return null};
 Blockly.WorkspaceSvg.prototype.translate=function(a,b){if(this.useWorkspaceDragSurface_&&this.isDragSurfaceActive_)this.workspaceDragSurface_.translateSurface(a,b);else{var c="translate("+a+","+b+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)}this.blockDragSurface_&&this.blockDragSurface_.translateAndScaleGroup(a,b,this.scale)};
 Blockly.WorkspaceSvg.prototype.resetDragSurface=function(){if(this.useWorkspaceDragSurface_){this.isDragSurfaceActive_=!1;var a=this.workspaceDragSurface_.getSurfaceTranslation();this.workspaceDragSurface_.clearAndHide(this.svgGroup_);a="translate("+a.x+","+a.y+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",a);this.svgBubbleCanvas_.setAttribute("transform",a)}};
-Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=this.getParentSvg().getAttribute("width"),c=this.getParentSvg().getAttribute("height"),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,d.y)}};
-Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
+Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=parseInt(this.getParentSvg().getAttribute("width"),10),c=parseInt(this.getParentSvg().getAttribute("height"),10),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,
+d.y)}};Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
 Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.scrollbar&&this.scrollbar.setContainerVisible(a);this.getFlyout_()&&this.getFlyout_().setContainerVisible(a);this.getParentSvg().style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=a.length-1;0<=b;b--)a[b].render(!1)};
 Blockly.WorkspaceSvg.prototype.traceOn=function(){console.warn("Deprecated call to traceOn, delete this.")};Blockly.WorkspaceSvg.prototype.highlightBlock=function(a,b){if(void 0===b){for(var c=0,d;d=this.highlightedBlocks_[c];c++)d.setHighlighted(!1);this.highlightedBlocks_.length=0}if(d=a?this.getBlockById(a):null)(c=void 0===b||b)?-1==this.highlightedBlocks_.indexOf(d)&&this.highlightedBlocks_.push(d):goog.array.remove(this.highlightedBlocks_,d),d.setHighlighted(c)};
 Blockly.WorkspaceSvg.prototype.paste=function(a){if(this.rendered&&!(a.getElementsByTagName("block").length>=this.remainingCapacity())){this.currentGesture_&&this.currentGesture_.cancel();Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(d)){this.RTL&&(c=-c);do{a=!1;for(var e=this.getAllBlocks(),f=0,g;g=e[f];f++){var h=g.getRelativeToSurfaceXY();if(1>=Math.abs(c-h.x)&&1>=Math.abs(d-h.y)){a=!0;
-break}}if(!a){var k=b.getConnections_(!1);f=0;for(var n;n=k[f];f++)if(n.closest(Blockly.SNAP_RADIUS,new goog.math.Coordinate(c,d)).connection){a=!0;break}}a&&(c=this.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,d+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(c,d)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()}};
+break}}if(!a){var k=b.getConnections_(!1);f=0;for(var m;m=k[f];f++)if(m.closest(Blockly.SNAP_RADIUS,new goog.math.Coordinate(c,d)).connection){a=!0;break}}a&&(c=this.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,d+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(c,d)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()}};
 Blockly.WorkspaceSvg.prototype.refreshToolboxSelection=function(){var a=this.isFlyout?this.targetWorkspace:this;a&&!a.currentGesture_&&a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection()};
-Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
+Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan&&this.svgGroup_.parentNode?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
 Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){a=new goog.math.Coordinate(a.clientX,a.clientY);return this.deleteAreaTrash_&&this.deleteAreaTrash_.contains(a)?Blockly.DELETE_AREA_TRASH:this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a)?Blockly.DELETE_AREA_TOOLBOX:Blockly.DELETE_AREA_NONE};Blockly.WorkspaceSvg.prototype.onMouseDown_=function(a){var b=this.getGesture(a);b&&b.handleWsStart(a,this)};
 Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){var c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());c.x/=this.scale;c.y/=this.scale;this.dragDeltaXY_=goog.math.Coordinate.difference(b,c)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return goog.math.Coordinate.sum(this.dragDeltaXY_,a)};
 Blockly.WorkspaceSvg.prototype.isDragging=function(){return null!=this.currentGesture_&&this.currentGesture_.isDragging()};Blockly.WorkspaceSvg.prototype.isDraggable=function(){return!!this.scrollbar};Blockly.WorkspaceSvg.prototype.onMouseWheel_=function(a){this.currentGesture_&&this.currentGesture_.cancel();var b=-a.deltaY/50,c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());this.zoom(c.x,c.y,b);a.preventDefault()};
 Blockly.WorkspaceSvg.prototype.getBlocksBoundingBox=function(){var a=this.getTopBlocks(!1);if(!a.length)return{x:0,y:0,width:0,height:0};for(var b=a[0].getBoundingRectangle(),c=1;c<a.length;c++){var d=a[c].getBoundingRectangle();d.topLeft.x<b.topLeft.x&&(b.topLeft.x=d.topLeft.x);d.bottomRight.x>b.bottomRight.x&&(b.bottomRight.x=d.bottomRight.x);d.topLeft.y<b.topLeft.y&&(b.topLeft.y=d.topLeft.y);d.bottomRight.y>b.bottomRight.y&&(b.bottomRight.y=d.bottomRight.y)}return{x:b.topLeft.x,y:b.topLeft.y,width:b.bottomRight.x-
 b.topLeft.x,height:b.bottomRight.y-b.topLeft.y}};Blockly.WorkspaceSvg.prototype.cleanUp=function(){this.setResizesEnabled(!1);Blockly.Events.setGroup(!0);for(var a=this.getTopBlocks(!0),b=0,c=0,d;d=a[c];c++){var e=d.getRelativeToSurfaceXY();d.moveBy(-e.x,b-e.y);d.snapToGrid();b=d.getRelativeToSurfaceXY().y+d.getHeightWidth().height+Blockly.BlockSvg.MIN_BLOCK_Y}Blockly.Events.setGroup(!1);this.setResizesEnabled(!0)};
-Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(a){if(a.isDeletable())m=m.concat(a.getDescendants());else{a=a.getChildren();for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=m.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
-this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.scrollbar&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,n=0;n<e.length;n++)for(var p=e[n];p;)p.isCollapsed()?h=!0:k=!0,p=p.getNextBlock();var l=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
-b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){l(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){l(!1)};d.push(h)}var m=[];for(n=0;n<e.length;n++)b(e[n]);h={text:1==m.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(m.length)),enabled:0<m.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>m.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",m.length),function(a){a&&
-c()})}};d.push(h);Blockly.ContextMenu.show(a,d,this.RTL)}};
+Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(a){if(a.isDeletable())n=n.concat(a.getDescendants());else{a=a.getChildren();for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=n.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
+this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.scrollbar&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,m=0;m<e.length;m++)for(var p=e[m];p;)p.isCollapsed()?h=!0:k=!0,p=p.getNextBlock();var l=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
+b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){l(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){l(!1)};d.push(h)}var n=[];for(m=0;m<e.length;m++)b(e[m]);h={text:1==n.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(n.length)),enabled:0<n.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>n.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",n.length),function(a){a&&
+c()})}};d.push(h);this.configureContextMenu&&this.configureContextMenu(d);Blockly.ContextMenu.show(a,d,this.RTL)}};
 Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.Options.parseToolboxTree(a)){if(!this.options.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!this.toolbox_)throw"Existing toolbox has no categories.  Can't change mode.";this.options.languageTree=a;this.toolbox_.populate_(a);this.toolbox_.addColour_()}else{if(!this.flyout_)throw"Existing toolbox has categories.  Can't change mode.";this.options.languageTree=
 a;this.flyout_.show(a.childNodes)}}else if(this.options.languageTree)throw"Can't nullify an existing toolbox.";};Blockly.WorkspaceSvg.prototype.markFocused=function(){this.options.parentWorkspace?this.options.parentWorkspace.markFocused():(Blockly.mainWorkspace=this,this.setBrowserFocus())};Blockly.WorkspaceSvg.prototype.setBrowserFocus=function(){document.activeElement&&document.activeElement.blur();try{this.getParentSvg().focus()}catch(a){try{this.getParentSvg().parentNode.setActive()}catch(b){this.getParentSvg().parentNode.focus()}}};
 Blockly.WorkspaceSvg.prototype.zoom=function(a,b,c){var d=this.options.zoomOptions.scaleSpeed,e=this.getMetrics(),f=this.getParentSvg().createSVGPoint();f.x=a;f.y=b;f=f.matrixTransform(this.getCanvas().getCTM().inverse());a=f.x;b=f.y;f=this.getCanvas();d=Math.pow(d,c);c=this.scale*d;c>this.options.zoomOptions.maxScale?d=this.options.zoomOptions.maxScale/this.scale:c<this.options.zoomOptions.minScale&&(d=this.options.zoomOptions.minScale/this.scale);this.scale!=c&&(this.scrollbar&&(a=f.getCTM().translate(a*
 (1-d),b*(1-d)).scale(d),this.scrollX=a.e-e.absoluteLeft,this.scrollY=a.f-e.absoluteTop),this.setScale(c))};Blockly.WorkspaceSvg.prototype.zoomCenter=function(a){var b=this.getMetrics();this.zoom(b.viewWidth/2,b.viewHeight/2,a)};
 Blockly.WorkspaceSvg.prototype.zoomToFit=function(){var a=this.getMetrics(),b=this.getBlocksBoundingBox(),c=b.width;b=b.height;if(c){var d=a.viewWidth,e=a.viewHeight;this.flyout_&&(d-=this.flyout_.width_);this.scrollbar||(c+=a.contentLeft,b+=a.contentTop);this.setScale(Math.min(d/c,e/b));this.scrollCenter()}};
-Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}};
+Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}else console.warn("Tried to scroll a non-scrollable workspace.")};
+Blockly.WorkspaceSvg.prototype.centerOnBlock=function(a){if(this.scrollbar){if(a=this.getBlockById(a)){var b=a.getRelativeToSurfaceXY(),c=a.getHeightWidth(),d=this.scale;a=(b.x+(this.RTL?-1:1)*c.width/2)*d;b=(b.y+c.height/2)*d;c=this.getMetrics();a=a-c.contentLeft-c.viewWidth/2;b=b-c.contentTop-c.viewHeight/2;Blockly.hideChaff();this.scrollbar.set(a,b)}}else console.warn("Tried to scroll a non-scrollable workspace.")};
 Blockly.WorkspaceSvg.prototype.setScale=function(a){this.options.zoomOptions.maxScale&&a>this.options.zoomOptions.maxScale?a=this.options.zoomOptions.maxScale:this.options.zoomOptions.minScale&&a<this.options.zoomOptions.minScale&&(a=this.options.zoomOptions.minScale);this.scale=a;this.grid_&&this.grid_.update(this.scale);this.scrollbar?this.scrollbar.resize():this.translate(this.scrollX,this.scrollY);Blockly.hideChaff(!1);this.flyout_&&this.flyout_.reflow()};
 Blockly.WorkspaceSvg.getDimensionsPx_=function(a){var b=0,c=0;a&&(b=a.getWidth(),c=a.getHeight());return{width:b,height:c}};Blockly.WorkspaceSvg.getContentDimensions_=function(a,b){return a.scrollbar?Blockly.WorkspaceSvg.getContentDimensionsBounded_(a,b):Blockly.WorkspaceSvg.getContentDimensionsExact_(a)};
 Blockly.WorkspaceSvg.getContentDimensionsExact_=function(a){var b=a.getBlocksBoundingBox(),c=a.scale;a=b.width*c;var d=b.height*c,e=b.x*c;b=b.y*c;return{left:e,top:b,right:e+a,bottom:b+d,width:a,height:d}};
@@ -1217,7 +1275,7 @@ Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_=function(a){if(!this.scrollbar
 Blockly.WorkspaceSvg.prototype.setResizesEnabled=function(a){var b=!this.resizesEnabled_&&a;this.resizesEnabled_=a;b&&this.resizeContents()};Blockly.WorkspaceSvg.prototype.clear=function(){this.setResizesEnabled(!1);Blockly.WorkspaceSvg.superClass_.clear.call(this);this.setResizesEnabled(!0)};Blockly.WorkspaceSvg.prototype.registerButtonCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Button callbacks must be functions.");this.flyoutButtonCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getButtonCallback=function(a){return(a=this.flyoutButtonCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeButtonCallback=function(a){this.flyoutButtonCallbacks_[a]=null};Blockly.WorkspaceSvg.prototype.registerToolboxCategoryCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Toolbox category callbacks must be functions.");this.toolboxCategoryCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getToolboxCategoryCallback=function(a){return(a=this.toolboxCategoryCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeToolboxCategoryCallback=function(a){this.toolboxCategoryCallbacks_[a]=null};
-Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.Gesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
+Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.TouchGesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
 Blockly.WorkspaceSvg.prototype.getAudioManager=function(){return this.audioManager_};Blockly.WorkspaceSvg.prototype.getGrid=function(){return this.grid_};Blockly.WorkspaceSvg.prototype.setVisible=Blockly.WorkspaceSvg.prototype.setVisible;Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;
 Blockly.Mutator.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("rect",{"class":"blocklyIconShape",rx:"4",ry:"4",height:"16",width:"16"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m4.203,7.296 0,1.368 -0.92,0.677 -0.11,0.41 0.9,1.559 0.41,0.11 1.043,-0.457 1.187,0.683 0.127,1.134 0.3,0.3 1.8,0 0.3,-0.299 0.127,-1.138 1.185,-0.682 1.046,0.458 0.409,-0.11 0.9,-1.559 -0.11,-0.41 -0.92,-0.677 0,-1.366 0.92,-0.677 0.11,-0.41 -0.9,-1.559 -0.409,-0.109 -1.046,0.458 -1.185,-0.682 -0.127,-1.138 -0.3,-0.299 -1.8,0 -0.3,0.3 -0.126,1.135 -1.187,0.682 -1.043,-0.457 -0.41,0.11 -0.899,1.559 0.108,0.409z"},a);
 Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"2.7",cx:"8",cy:"8"},a)};Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
@@ -1226,9 +1284,9 @@ Blockly.TOOLBOX_AT_LEFT,horizontalLayout:!1,getMetrics:this.getFlyoutMetrics_.bi
 Blockly.Mutator.prototype.updateEditable=function(){this.block_.isInFlyout||(this.block_.isEditable()?this.iconGroup_&&Blockly.utils.removeClass(this.iconGroup_,"blocklyIconGroupReadonly"):(this.setVisible(!1),this.iconGroup_&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly")));Blockly.Icon.prototype.updateEditable.call(this)};
 Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox();var c=this.block_.RTL?-b.x:b.width+b.x;b=b.height+3*a;if(this.workspace_.flyout_){var d=this.workspace_.flyout_.getMetrics_();b=Math.max(b,d.contentHeight+20)}c+=3*a;if(Math.abs(this.workspaceWidth_-c)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=c,this.workspaceHeight_=b,this.bubble_.setBubbleSize(c+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),
 this.svgDialog_.setAttribute("height",this.workspaceHeight_);this.block_.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a));this.workspace_.resize()};
-Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();for(var b=
-0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));
-this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
+Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();
+for(var b=0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();
+this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
 Blockly.Mutator.prototype.workspaceChanged_=function(){if(!this.workspace_.isDragging())for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}if(this.rootBlock_.workspace==this.workspace_){Blockly.Events.setGroup(!0);c=this.block_;a=(a=c.mutationToDom())&&Blockly.Xml.domToText(a);b=c.rendered;c.rendered=!1;c.compose(this.rootBlock_);c.rendered=b;c.initSvg();b=(b=c.mutationToDom())&&Blockly.Xml.domToText(b);
 if(a!=b){Blockly.Events.fire(new Blockly.Events.BlockChange(c,"mutation",null,a,b));var f=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(f);c.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)}c.rendered&&c.render();this.workspace_.isDragging()||this.resizeBubble_();Blockly.Events.setGroup(!1)}};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){return{viewHeight:this.workspaceHeight_,viewWidth:this.workspaceWidth_,absoluteTop:0,absoluteLeft:0}};
 Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};
@@ -1242,8 +1300,9 @@ Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=
 Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){var c=Blockly.Extensions.getMutatorProperties_(b);if(c.length!=a.length)return!1;for(var d=0;d<c.length;d++)if(a[d]!=c[d])return!1;return!0};
 Blockly.Extensions.buildTooltipForDropdown=function(a,b){var c=[];"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){for(var a in b)Blockly.utils.checkMessageReferences(b[a])});return function(){this.type&&-1===c.indexOf(this.type)&&(Blockly.Extensions.checkDropdownOptionsInTable_(this,a,b),c.push(this.type));this.setTooltip(function(){var d=this.getFieldValue(a),e=b[d];null==e?-1===c.indexOf(this.type)&&(d="No tooltip mapping for value "+d+" of field "+a,null!=this.type&&(d+=" of block type "+
 this.type),console.warn(d+".")):e=Blockly.utils.replaceMessageReferences(e);return e}.bind(this))}};Blockly.Extensions.checkDropdownOptionsInTable_=function(a,b,c){var d=a.getField(b);if(!d.isOptionListDynamic()){d=d.getOptions();for(var e=0;e<d.length;++e){var f=d[e][1];null==c[f]&&console.warn("No tooltip mapping for value "+f+" of field "+b+" of block type "+a.type)}}};
-Blockly.Extensions.buildTooltipWithFieldValue=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){return Blockly.utils.replaceMessageReferences(a).replace("%1",this.getFieldValue(b))}.bind(this))}};
-Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
+Blockly.Extensions.buildTooltipWithFieldText=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){var c=this.getField(b);return Blockly.utils.replaceMessageReferences(a).replace("%1",c?c.getText():"")}.bind(this))}};
+Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.TYPE_MAP_={};Blockly.Field.register=function(a,b){if(!goog.isString(a)||goog.string.isEmptyOrWhitespace(a))throw Error('Invalid field type "'+a+'"');if(!goog.isObject(b)||!goog.isFunction(b.fromJson))throw Error('Field "'+b+'" must have a fromJson function');Blockly.Field.TYPE_MAP_[a]=b};
+Blockly.Field.fromJson=function(a){var b=Blockly.Field.TYPE_MAP_[a.type];return b?b.fromJson(a):null};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
 Blockly.Field.prototype.setSourceBlock=function(a){goog.asserts.assert(!this.sourceBlock_,"Field already bound to a block.");this.sourceBlock_=a};
 Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.utils.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:0,height:16},this.fieldGroup_),this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-12.5},this.fieldGroup_),this.updateEditable(),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),
 this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_),this.render_())};Blockly.Field.prototype.initModel=function(){};Blockly.Field.prototype.dispose=function(){this.mouseDownWrapper_&&(Blockly.unbindEvent_(this.mouseDownWrapper_),this.mouseDownWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.validator_=this.borderRect_=this.textElement_=this.fieldGroup_=null};
@@ -1257,15 +1316,15 @@ Blockly.Field.prototype.getDisplayText_=function(){var a=this.text_;if(!a)return
 Blockly.Field.prototype.forceRerender=function(){this.size_.width=0;this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_())};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){if(null!==a){var b=this.getValue();b!=a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,b,a)),this.setText(a))}};
 Blockly.Field.prototype.onMouseDown_=function(a){this.sourceBlock_&&this.sourceBlock_.workspace&&(a=this.sourceBlock_.workspace.getGesture(a))&&a.setStartField(this)};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};Blockly.FieldLabel=function(a,b){this.size_=new goog.math.Size(0,17.5);this.class_=b;this.setValue(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabel(b,a["class"])};Blockly.FieldLabel.prototype.EDITABLE=!1;
 Blockly.FieldLabel.prototype.init=function(){this.textElement_||(this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-5},null),this.class_&&Blockly.utils.addClass(this.textElement_,this.class_),this.visible_||(this.textElement_.style.display="none"),this.sourceBlock_.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.render_())};
-Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
+Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Field.register("field_label",Blockly.FieldLabel);Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
 Blockly.Input.prototype.insertFieldAt=function(a,b,c){if(0>a||a>this.fieldRow.length)throw Error("index "+a+" out of bounds.");if(!b&&!c)return a;goog.isString(b)&&(b=new Blockly.FieldLabel(b));b.setSourceBlock(this.sourceBlock_);this.sourceBlock_.rendered&&b.init();b.name=c;b.prefixField&&(a=this.insertFieldAt(a,b.prefixField));this.fieldRow.splice(a,0,b);++a;b.suffixField&&(a=this.insertFieldAt(a,b.suffixField));this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());
 return a};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return}goog.asserts.fail('Field "%s" not found.',a)};Blockly.Input.prototype.isVisible=function(){return this.visible_};
 Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
 Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
 Blockly.Warning.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("path",{"class":"blocklyIconShape",d:"M2,15Q-1,15 0.5,12L6.5,1.7Q8,-1 9.5,1.7L15.5,12Q17,15 14,15z"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m7,4.8v3.16l0.27,2.27h1.46l0.27,-2.27v-3.16z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"7",y:"11",height:"2",width:"2"},a)};
 Blockly.Warning.textToDom_=function(a){var b=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyBubbleText",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.utils.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};
-Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();a=this.bubble_.getBubbleSize();
-this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
+Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();
+a=this.bubble_.getBubbleSize();this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
 Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){"undefined"!==typeof Blockly.Generator.prototype[b]&&console.warn('FUTURE ERROR: Block prototypeName "'+b+'" conflicts with Blockly.Generator members. Registering Generators for this block type will incur errors.\nThis name will be DISALLOWED (throwing an error) in future versions of Blockly.');this.id=c&&!a.getBlockById(c)?c:Blockly.utils.genUid();a.blockDB_[this.id]=this;this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=
 void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;this.isInMutator=a.isMutator;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: Unknown block type "%s".',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();
 this.inputsInlineDefault=this.inputsInline;if(Blockly.Events.isEnabled()){(a=Blockly.Events.getGroup())||Blockly.Events.setGroup(!0);try{Blockly.Events.fire(new Blockly.Events.BlockCreate(this))}finally{a||Blockly.Events.setGroup(!1)}}goog.isFunction(this.onchange)&&this.setOnChange(this.onchange)};Blockly.Block.obtain=function(a,b){console.warn("Deprecated call to Blockly.Block.obtain, use workspace.newBlock instead.");return a.newBlock(b)};Blockly.Block.prototype.data=null;
@@ -1281,7 +1340,7 @@ Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.
 Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isShadow=function(){return this.isShadow_};Blockly.Block.prototype.setShadow=function(a){this.isShadow_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable()};
 Blockly.Block.prototype.setConnectionsHidden=function(a){if(!a&&this.isCollapsed()){if(this.outputConnection&&this.outputConnection.setHidden(a),this.previousConnection&&this.previousConnection.setHidden(a),this.nextConnection){this.nextConnection.setHidden(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionsHidden(a)}}else for(var c=this.getConnections_(!0),d=0;b=c[d];d++)b.setHidden(a),b.isSuperior()&&(b=b.targetBlock())&&b.setConnectionsHidden(a)};
 Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.getHue=function(){return this.hue_};
-Blockly.Block.prototype.setColour=function(a){var b=Number(a);if(!isNaN(b)&&0<=b&&360>=b)this.hue_=b,this.colour_=Blockly.hueToRgb(b);else if(goog.isString(a)&&/^#[0-9a-fA-F]{6}$/.test(a))this.colour_=a,this.hue_=null;else throw"Invalid colour: "+a;};
+Blockly.Block.prototype.setColour=function(a){var b=goog.isString(a)?Blockly.utils.replaceMessageReferences(a):a,c=Number(b);if(!isNaN(c)&&0<=c&&360>=c)this.hue_=c,this.colour_=Blockly.hueToRgb(c);else if(goog.isString(b)&&/^#[0-9a-fA-F]{6}$/.test(b))this.colour_=b,this.hue_=null;else throw c='Invalid colour: "'+b+'"',a!=b&&(c+=' (from "'+a+'")'),c;};
 Blockly.Block.prototype.setOnChange=function(a){if(a&&!goog.isFunction(a))throw Error("onchange must be a function.");this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);if(this.onchange=a)this.onchangeWrapper_=a.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_)};Blockly.Block.prototype.getField=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};
 Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.push(e.getValue());return a};Blockly.Block.prototype.getVarModels=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&(e=this.workspace.getVariableById(e.getValue()))&&a.push(e);return a};
 Blockly.Block.prototype.updateVarName=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.getId()==e.getValue()&&e.setText(a.name)};Blockly.Block.prototype.renameVarById=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f instanceof Blockly.FieldVariable&&a==f.getValue()&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};
@@ -1295,14 +1354,13 @@ Blockly.Block.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.Event
 Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"collapsed",null,this.collapsed_,a)),this.collapsed_=a)};
 Blockly.Block.prototype.toString=function(a,b){var c=[],d=b||"?";if(this.collapsed_)c.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var e=0,f;f=this.inputList[e];e++){for(var g=0,h;h=f.fieldRow[g];g++)h instanceof Blockly.FieldDropdown&&!h.getValue()?c.push(d):c.push(h.getText());f.connection&&((f=f.connection.targetBlock())?c.push(f.toString(void 0,b)):c.push(d))}c=goog.string.trim(c.join(" "))||"???";a&&(c=goog.string.truncate(c,a));return c};
 Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
-Blockly.Block.prototype.jsonInit=function(a){goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,"Must not have both an output and a previousStatement.");if(void 0!==a.colour){var b=a.colour;b=goog.isString(b)?Blockly.utils.replaceMessageReferences(b):b;this.setColour(b)}for(b=0;void 0!==a["message"+b];)this.interpolate_(a["message"+b],a["args"+b]||[],a["lastDummyAlign"+b]),b++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);
-void 0!==a.previousStatement&&this.setPreviousStatement(!0,a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(b=a.tooltip,b=Blockly.utils.replaceMessageReferences(b),this.setTooltip(b));void 0!==a.enableContextMenu&&(b=a.enableContextMenu,this.contextMenu=!!b);void 0!==a.helpUrl&&(b=a.helpUrl,b=Blockly.utils.replaceMessageReferences(b),this.setHelpUrl(b));goog.isString(a.extensions)&&(console.warn("JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+
-a.type+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b<a.length;++b)Blockly.Extensions.apply(a[b],this,!1)};
+Blockly.Block.prototype.jsonInit=function(a){var b=a.type?'Block "'+a.type+'": ':"";goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,b+"Must not have both an output and a previousStatement.");this.jsonInitColour_(a,b);for(var c=0;void 0!==a["message"+c];)this.interpolate_(a["message"+c],a["args"+c]||[],a["lastDummyAlign"+c]),c++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);void 0!==a.previousStatement&&this.setPreviousStatement(!0,
+a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(c=a.tooltip,c=Blockly.utils.replaceMessageReferences(c),this.setTooltip(c));void 0!==a.enableContextMenu&&(c=a.enableContextMenu,this.contextMenu=!!c);void 0!==a.helpUrl&&(c=a.helpUrl,c=Blockly.utils.replaceMessageReferences(c),this.setHelpUrl(c));goog.isString(a.extensions)&&(console.warn(b+"JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+a.type+
+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,c=0;c<a.length;++c)Blockly.Extensions.apply(a[c],this,!1)};Blockly.Block.prototype.jsonInitColour_=function(a,b){if("colour"in a)if(void 0===a.colour)console.warn(b+"Undefined color value.");else{var c=a.colour;try{this.setColour(c)}catch(d){console.warn(b+"Illegal color value: ",c)}}};
 Blockly.Block.prototype.mixin=function(a,b){if(goog.isDef(b)&&!goog.isBoolean(b))throw Error("opt_disableCheck must be a boolean if provided");if(!b){var c=[],d;for(d in a)void 0!==this[d]&&c.push(d);if(c.length)throw Error("Mixin will overwrite block members: "+JSON.stringify(c));}goog.mixin(this,a)};
 Blockly.Block.prototype.interpolate_=function(a,b,c){var d=Blockly.utils.tokenizeInterpolation(a),e=[],f=0;a=[];for(var g=0;g<d.length;g++){var h=d[g];if("number"==typeof h){if(0>=h||h>b.length)throw Error('Block "'+this.type+'": Message index %'+h+" out of range.");if(e[h])throw Error('Block "'+this.type+'": Message index %'+h+" duplicated.");e[h]=!0;f++;a.push(b[h-1])}else(h=h.trim())&&a.push(h)}if(f!=b.length)throw Error('Block "'+this.type+'": Message does not reference all '+b.length+" arg(s).");
 a.length&&("string"==typeof a[a.length-1]||goog.string.startsWith(a[a.length-1].type,"field_"))&&(g={type:"input_dummy"},c&&(g.align=c),a.push(g));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE};b=[];for(g=0;g<a.length;g++)if(e=a[g],"string"==typeof e)b.push([e,void 0]);else{d=f=null;do if(h=!1,"string"==typeof e)f=new Blockly.FieldLabel(e);else switch(e.type){case "input_value":d=this.appendValueInput(e.name);break;case "input_statement":d=this.appendStatementInput(e.name);
-break;case "input_dummy":d=this.appendDummyInput(e.name);break;case "field_label":f=Blockly.FieldLabel.fromJson(e);break;case "field_input":f=Blockly.FieldTextInput.fromJson(e);break;case "field_angle":f=Blockly.FieldAngle.fromJson(e);break;case "field_checkbox":f=Blockly.FieldCheckbox.fromJson(e);break;case "field_colour":f=Blockly.FieldColour.fromJson(e);break;case "field_variable":f=Blockly.FieldVariable.fromJson(e);break;case "field_dropdown":f=Blockly.FieldDropdown.fromJson(e);break;case "field_image":f=
-Blockly.FieldImage.fromJson(e);break;case "field_number":f=Blockly.FieldNumber.fromJson(e);break;case "field_date":if(Blockly.FieldDate){f=Blockly.FieldDate.fromJson(e);break}default:e.alt&&(e=e.alt,h=!0)}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
+break;case "input_dummy":d=this.appendDummyInput(e.name);break;default:f=Blockly.Field.fromJson(e),f||(e.alt?(e=e.alt,h=!0):console.warn("Blockly could not create a field of type "+e.type+". You may need to register your custom field.  See github.com/google/blockly/issues/1584"))}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
 Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=this.makeConnection_(a);c=new Blockly.Input(a,b,this,c);this.inputList.push(c);return c};
 Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;goog.asserts.assert(-1!=c,'Named input "%s" not found.',a);goog.asserts.assert(-1!=d,'Reference input "%s" not found.',b);this.moveNumberedInputBefore(c,d)}};
 Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){goog.asserts.assert(a!=b,"Can't move input to itself.");goog.asserts.assert(a<this.inputList.length,"Input index "+a+" out of bounds.");goog.asserts.assert(b<=this.inputList.length,"Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c)};
@@ -1321,7 +1379,7 @@ Blockly.ContextMenu.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);va
 Blockly.ContextMenu.callbackFactory=function(a,b){return function(){Blockly.Events.disable();try{var c=Blockly.Xml.domToBlock(b,a.workspace),d=a.getRelativeToSurfaceXY();d.x=a.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=2*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y)}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(c));c.select()}};
 Blockly.ContextMenu.blockDeleteOption=function(a){var b=a.getDescendants(!0).length,c=a.getNextBlock();c&&(b-=c.getDescendants(!0).length);return{text:1==b?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(b)),enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.blockHelpOption=function(a){return{enabled:!(goog.isFunction(a.helpUrl)?!a.helpUrl():!a.helpUrl),text:Blockly.Msg.HELP,callback:function(){a.showHelp_()}}};
 Blockly.ContextMenu.blockDuplicateOption=function(a){var b=!0;a.getDescendants().length>a.workspace.remainingCapacity()&&(b=!1);return{text:Blockly.Msg.DUPLICATE_BLOCK,enabled:b,callback:function(){Blockly.duplicate_(a)}}};Blockly.ContextMenu.blockCommentOption=function(a){var b={enabled:!goog.userAgent.IE};a.comment?(b.text=Blockly.Msg.REMOVE_COMMENT,b.callback=function(){a.setCommentText(null)}):(b.text=Blockly.Msg.ADD_COMMENT,b.callback=function(){a.setCommentText("")});return b};Blockly.BlockSvg=function(a,b,c){this.svgGroup_=Blockly.utils.createSvgElement("g",{},null);this.svgGroup_.translate_="";this.svgPathDark_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1,1)"},this.svgGroup_);this.svgPath_=Blockly.utils.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;this.rendered=!1;this.useDragSurface_=
-Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
+Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c);this.svgGroup_.dataset&&(this.svgGroup_.dataset.id=this.id)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
 Blockly.BlockSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();b=this.getIcons();for(a=0;a<b.length;a++)b[a].createIcon();this.updateColour();this.updateMovable();this.workspace.options.readOnly||this.eventsInit_||Blockly.bindEventWithChecks_(this.getSvgRoot(),"mousedown",this,this.onMouseDown_);this.eventsInit_=!0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};
 Blockly.BlockSvg.prototype.select=function(){if(this.isShadow()&&this.getParent())this.getParent().select();else if(Blockly.selected!=this){var a=null;if(Blockly.selected){a=Blockly.selected.id;Blockly.Events.disable();try{Blockly.selected.unselect()}finally{Blockly.Events.enable()}}a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect()}};
 Blockly.BlockSvg.prototype.unselect=function(){if(Blockly.selected==this){var a=new Blockly.Events.Ui(null,"selected",this.id,null);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=null;this.removeSelect()}};Blockly.BlockSvg.prototype.mutator=null;Blockly.BlockSvg.prototype.comment=null;Blockly.BlockSvg.prototype.warning=null;
@@ -1376,10 +1434,10 @@ Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL="a "+Blockly.BlockSvg.CORNE
 Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR="a "+(Blockly.BlockSvg.CORNER_RADIUS+.5)+","+(Blockly.BlockSvg.CORNER_RADIUS+.5)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)+","+(Blockly.BlockSvg.DISTANCE_45_OUTSIDE+.5);Blockly.BlockSvg.prototype.getHeightWidth=function(){var a=this.height,b=this.width,c=this.getNextBlock();c?(c=c.getHeightWidth(),a+=c.height-4,b=Math.max(b,c.width)):this.nextConnection||this.outputConnection||(a+=2);return{height:a,width:b}};
 Blockly.BlockSvg.prototype.render=function(a){Blockly.Field.startCache();this.rendered=!0;var b=Blockly.BlockSvg.SEP_SPACE_X;this.RTL&&(b=-b);for(var c=this.getIcons(),d=0;d<c.length;d++)b=c[d].renderIcon(b);b+=this.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;c=this.renderCompute_(b);this.renderDraw_(b,c);this.renderMoveConnections_();!1!==a&&((a=this.getParent())?a.render(!0):this.workspace.resizeContents());Blockly.Field.stopCache()};
 Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){c+=Blockly.BlockSvg.INLINE_PADDING_Y;this.RTL&&(b=-b);for(var d=0,e;e=a[d];d++){var f=e.getSvgRoot();f&&(this.RTL?(b-=e.renderSep+e.renderWidth,f.setAttribute("transform","translate("+b+","+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(f.setAttribute("transform","translate("+(b+e.renderSep)+","+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X)))}return this.RTL?-b:b};
-Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,n=this.getInputsInline()&&!this.isCollapsed(),p=0,l;l=b[p];p++)if(l.isVisible()){if(n&&k&&k!=Blockly.NEXT_STATEMENT&&l.type!=Blockly.NEXT_STATEMENT)var m=c[c.length-1];else k=l.type,m=[],m.type=n&&
-l.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:l.type,m.height=0,c.push(m);m.push(l);l.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;l.renderWidth=n&&l.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(l.connection&&l.connection.isConnected()){var q=l.connection.targetBlock().getHeightWidth();l.renderHeight=Math.max(l.renderHeight,q.height);l.renderWidth=Math.max(l.renderWidth,q.width)}n||p!=b.length-1?!n&&l.type==Blockly.INPUT_VALUE&&b[p+1]&&b[p+1].type==
-Blockly.NEXT_STATEMENT&&l.renderHeight--:l.renderHeight--;m.height=Math.max(m.height,l.renderHeight);l.fieldWidth=0;1==c.length&&(l.fieldWidth+=this.RTL?-a:a);q=!1;for(var t=0,r;r=l.fieldRow[t];t++){0!=t&&(l.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=r.getSize();r.renderWidth=u.width;r.renderSep=q&&r.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;l.fieldWidth+=r.renderWidth+r.renderSep;m.height=Math.max(m.height,u.height);q=r.EDITABLE}m.type!=Blockly.BlockSvg.INLINE&&(m.type==Blockly.NEXT_STATEMENT?
-(g=!0,e=Math.max(e,l.fieldWidth)):(m.type==Blockly.INPUT_VALUE?f=!0:m.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,l.fieldWidth)))}for(a=0;m=c[a];a++)if(m.thicker=!1,m.type==Blockly.BlockSvg.INLINE)for(b=0;l=m[b];b++)if(l.type==Blockly.INPUT_VALUE){m.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;m.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+
+Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,m=this.getInputsInline()&&!this.isCollapsed(),p=0,l;l=b[p];p++)if(l.isVisible()){if(m&&k&&k!=Blockly.NEXT_STATEMENT&&l.type!=Blockly.NEXT_STATEMENT)var n=c[c.length-1];else k=l.type,n=[],n.type=m&&
+l.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:l.type,n.height=0,c.push(n);n.push(l);l.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;l.renderWidth=m&&l.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(l.connection&&l.connection.isConnected()){var q=l.connection.targetBlock().getHeightWidth();l.renderHeight=Math.max(l.renderHeight,q.height);l.renderWidth=Math.max(l.renderWidth,q.width)}m||p!=b.length-1?!m&&l.type==Blockly.INPUT_VALUE&&b[p+1]&&b[p+1].type==
+Blockly.NEXT_STATEMENT&&l.renderHeight--:l.renderHeight--;n.height=Math.max(n.height,l.renderHeight);l.fieldWidth=0;1==c.length&&(l.fieldWidth+=this.RTL?-a:a);q=!1;for(var t=0,r;r=l.fieldRow[t];t++){0!=t&&(l.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=r.getSize();r.renderWidth=u.width;r.renderSep=q&&r.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;l.fieldWidth+=r.renderWidth+r.renderSep;n.height=Math.max(n.height,u.height);q=r.EDITABLE}n.type!=Blockly.BlockSvg.INLINE&&(n.type==Blockly.NEXT_STATEMENT?
+(g=!0,e=Math.max(e,l.fieldWidth)):(n.type==Blockly.INPUT_VALUE?f=!0:n.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,l.fieldWidth)))}for(a=0;n=c[a];a++)if(n.thicker=!1,n.type==Blockly.BlockSvg.INLINE)for(b=0;l=n[b];b++)if(l.type==Blockly.INPUT_VALUE){n.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;n.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+
 Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
 Blockly.BlockSvg.prototype.renderDraw_=function(a,b){this.startHat_=!1;this.height=0;if(this.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.previousConnection){var c=this.previousConnection.targetBlock();c&&c.getNextBlock()==this&&(this.squareTopLeftCorner_=!0)}else Blockly.BlockSvg.START_HAT&&(this.startHat_=this.squareTopLeftCorner_=!0,this.height+=Blockly.BlockSvg.START_HAT_HEIGHT,b.rightEdge=Math.max(b.rightEdge,
 100));this.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}var d=[],e=[];c=[];var f=[];this.renderDrawTop_(d,c,b.rightEdge);var g=this.renderDrawRight_(d,c,e,f,b,a);this.renderDrawBottom_(d,c,g);this.renderDrawLeft_(d,c);d=d.join(" ")+"\n"+e.join(" ");this.svgPath_.setAttribute("d",d);this.svgPathDark_.setAttribute("d",d);d=c.join(" ")+"\n"+f.join(" ");this.svgPathLight_.setAttribute("d",d);this.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform",
@@ -1387,51 +1445,20 @@ Blockly.BlockSvg.prototype.renderDraw_=function(a,b){this.startHat_=!1;this.heig
 Blockly.BlockSvg.prototype.renderMoveConnections_=function(){var a=this.getRelativeToSurfaceXY();this.previousConnection&&this.previousConnection.moveToOffset(a);this.outputConnection&&this.outputConnection.moveToOffset(a);for(var b=0;b<this.inputList.length;b++){var c=this.inputList[b].connection;c&&(c.moveToOffset(a),c.isConnected()&&c.tighten_())}this.nextConnection&&(this.nextConnection.moveToOffset(a),this.nextConnection.isConnected()&&this.nextConnection.tighten_())};
 Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b,c){this.squareTopLeftCorner_?(a.push("m 0,0"),b.push("m 0.5,0.5"),this.startHat_&&(a.push(Blockly.BlockSvg.START_HAT_PATH),b.push(this.RTL?Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL:Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR))):(a.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),b.push(this.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),a.push(Blockly.BlockSvg.TOP_LEFT_CORNER),b.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));
 this.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),a.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),b.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.previousConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,0));a.push("H",c);b.push("H",c-.5);this.width=c};
-Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f){for(var g,h=0,k,n,p=0,l;l=e[p];p++){g=Blockly.BlockSvg.SEP_SPACE_X;0==p&&(g+=this.RTL?-f:f);b.push("M",e.rightEdge-.5+","+(h+.5));if(this.isCollapsed()){var m=l[0];k=h;this.renderFields_(m.fieldRow,g,k);a.push(Blockly.BlockSvg.JAGGED_TEETH);b.push("h 8");m=l.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",m);this.RTL&&(b.push("v 3.9 l 7.2,3.4 m -14.5,8.9 l 7.3,3.5"),b.push("v",m-.7));this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(l.type==
-Blockly.BlockSvg.INLINE){for(var q=0;m=l[q];q++)k=h,l.thicker&&(k+=Blockly.BlockSvg.INLINE_PADDING_Y),g=this.renderFields_(m.fieldRow,g,k),m.type!=Blockly.DUMMY_INPUT&&(g+=m.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),m.type==Blockly.INPUT_VALUE&&(c.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-m.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),c.push("v",m.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",m.renderWidth+
-2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),this.RTL?(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X-2.5+Blockly.BlockSvg.TAB_WIDTH-m.renderWidth+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",m.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+2.5),d.push("h",m.renderWidth-Blockly.BlockSvg.TAB_WIDTH+2)):(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+.5+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push("v",m.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-
-2-m.renderWidth),d.push("M",g-m.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),d.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-g-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+m.renderWidth+1:g+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-m.renderWidth-1,n=h+Blockly.BlockSvg.INLINE_PADDING_Y+1,m.connection.setOffsetInBlock(k,n));g=Math.max(g,e.rightEdge);this.width=Math.max(this.width,g);a.push("H",
-g);b.push("H",g-.5);a.push("v",l.height);this.RTL&&b.push("v",l.height-1)}else l.type==Blockly.INPUT_VALUE?(m=l[0],k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-m.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(m.fieldRow,g,k),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),q=l.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",q),this.RTL?(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",
-q+.5)):(b.push("M",e.rightEdge-5+","+(h+Blockly.BlockSvg.TAB_HEIGHT-.7)),b.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-e.rightEdge-1:e.rightEdge+1,m.connection.setOffsetInBlock(k,h),m.connection.isConnected()&&(this.width=Math.max(this.width,e.rightEdge+m.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):l.type==Blockly.DUMMY_INPUT?(m=l[0],k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-m.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,e.hasValue&&(q-=Blockly.BlockSvg.TAB_WIDTH),
-m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(m.fieldRow,g,k),a.push("v",l.height),this.RTL&&b.push("v",l.height-1)):l.type==Blockly.NEXT_STATEMENT&&(m=l[0],0==p&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),h+=Blockly.BlockSvg.SEP_SPACE_Y),k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.statementEdge-m.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=
-q/2)),this.renderFields_(m.fieldRow,g,k),g=e.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",g),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",e.rightEdge),this.RTL?(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),
-b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+l.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR)),b.push("H",e.rightEdge-.5),k=this.RTL?-g:g+1,m.connection.setOffsetInBlock(k,h+1),m.connection.isConnected()&&(this.width=Math.max(this.width,e.statementEdge+m.connection.targetBlock().getHeightWidth().width)),p==e.length-1||e[p+1].type==
+Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f){for(var g,h=0,k,m,p=0,l;l=e[p];p++){g=Blockly.BlockSvg.SEP_SPACE_X;0==p&&(g+=this.RTL?-f:f);b.push("M",e.rightEdge-.5+","+(h+.5));if(this.isCollapsed()){var n=l[0];k=h;this.renderFields_(n.fieldRow,g,k);a.push(Blockly.BlockSvg.JAGGED_TEETH);b.push("h 8");n=l.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",n);this.RTL&&(b.push("v 3.9 l 7.2,3.4 m -14.5,8.9 l 7.3,3.5"),b.push("v",n-.7));this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(l.type==
+Blockly.BlockSvg.INLINE){for(var q=0;n=l[q];q++)k=h,l.thicker&&(k+=Blockly.BlockSvg.INLINE_PADDING_Y),g=this.renderFields_(n.fieldRow,g,k),n.type!=Blockly.DUMMY_INPUT&&(g+=n.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),n.type==Blockly.INPUT_VALUE&&(c.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),c.push("v",n.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",n.renderWidth+
+2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),this.RTL?(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X-2.5+Blockly.BlockSvg.TAB_WIDTH-n.renderWidth+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",n.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+2.5),d.push("h",n.renderWidth-Blockly.BlockSvg.TAB_WIDTH+2)):(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+.5+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push("v",n.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-
+2-n.renderWidth),d.push("M",g-n.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),d.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-g-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:g+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,m=h+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.setOffsetInBlock(k,m));g=Math.max(g,e.rightEdge);this.width=Math.max(this.width,g);a.push("H",
+g);b.push("H",g-.5);a.push("v",l.height);this.RTL&&b.push("v",l.height-1)}else l.type==Blockly.INPUT_VALUE?(n=l[0],k=h,n.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-n.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?g+=q:n.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(n.fieldRow,g,k),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),q=l.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",q),this.RTL?(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",
+q+.5)):(b.push("M",e.rightEdge-5+","+(h+Blockly.BlockSvg.TAB_HEIGHT-.7)),b.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-e.rightEdge-1:e.rightEdge+1,n.connection.setOffsetInBlock(k,h),n.connection.isConnected()&&(this.width=Math.max(this.width,e.rightEdge+n.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):l.type==Blockly.DUMMY_INPUT?(n=l[0],k=h,n.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,e.hasValue&&(q-=Blockly.BlockSvg.TAB_WIDTH),
+n.align==Blockly.ALIGN_RIGHT?g+=q:n.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(n.fieldRow,g,k),a.push("v",l.height),this.RTL&&b.push("v",l.height-1)):l.type==Blockly.NEXT_STATEMENT&&(n=l[0],0==p&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),h+=Blockly.BlockSvg.SEP_SPACE_Y),k=h,n.align!=Blockly.ALIGN_LEFT&&(q=e.statementEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?g+=q:n.align==Blockly.ALIGN_CENTRE&&(g+=
+q/2)),this.renderFields_(n.fieldRow,g,k),g=e.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",g),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",e.rightEdge),this.RTL?(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),
+b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+l.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR)),b.push("H",e.rightEdge-.5),k=this.RTL?-g:g+1,n.connection.setOffsetInBlock(k,h+1),n.connection.isConnected()&&(this.width=Math.max(this.width,e.statementEdge+n.connection.targetBlock().getHeightWidth().width)),p==e.length-1||e[p+1].type==
 Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),h+=Blockly.BlockSvg.SEP_SPACE_Y);h+=l.height}e.length||(h=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",h),this.RTL&&b.push("V",h-1));return h};
 Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c){this.height+=c+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+(this.RTL?.5:-.5)+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,c+1),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),this.RTL||b.push("M","0.5,"+(c-.5))):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),a.push("a",Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+
 " 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),this.RTL||(b.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(c-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-.5+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 0.5,"+(c-Blockly.BlockSvg.CORNER_RADIUS))))};
 Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b){this.outputConnection?(this.outputConnection.setOffsetInBlock(0,0),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),a.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),this.RTL?(b.push("M",-.25*Blockly.BlockSvg.TAB_WIDTH+",8.4"),b.push("l",-.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(b.push("V",Blockly.BlockSvg.TAB_HEIGHT-1.5),b.push("m",-.92*
-Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?b.push("V",.5):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
-Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
-Blockly.Events.filter=function(a,b){var c=goog.array.clone(a);b||c.reverse();for(var d=[],e=Object.create(null),f=0,g;g=c[f];f++)if(!g.isNull()){var h=[g.type,g.blockId,g.workspaceId].join(" "),k=e[h];k?g.type==Blockly.Events.MOVE?(k.newParentId=g.newParentId,k.newInputName=g.newInputName,k.newCoordinate=g.newCoordinate):g.type==Blockly.Events.CHANGE&&g.element==k.element&&g.name==k.name?k.newValue=g.newValue:g.type!=Blockly.Events.UI||"click"!=g.element||"commentOpen"!=k.element&&"mutatorOpen"!=
-k.element&&"warningOpen"!=k.element?(e[h]=g,d.push(g)):k.newValue=g.newValue:(e[h]=g,d.push(g))}c=d.filter(function(a){return!a.isNull()});b||c.reverse();for(f=1;g=c[f];f++)g.type==Blockly.Events.CHANGE&&"mutation"==g.element&&c.unshift(c.splice(f,1)[0]);return c};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};Blockly.Events.enable=function(){Blockly.Events.disabled_--};
-Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
-Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
-new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
-Blockly.Events.Abstract=function(a){this.recordUndo=this.group=this.workspaceId=this.varId=this.blockId=void 0;a instanceof Blockly.Block?(this.blockId=a.id,this.workspaceId=a.workspace.id):a instanceof Blockly.VariableModel&&(this.workspaceId=a.workspace.id,this.varId=a.getId());this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};
-Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.blockId&&(a.blockId=this.blockId);this.varId&&(a.varId=this.varId);this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.blockId=a.blockId;this.varId=a.varId;this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
-Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.Abstract);
-Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
-Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
-Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.Abstract);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
-Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
-Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};
-goog.inherits(Blockly.Events.Change,Blockly.Events.Abstract);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};
-Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
-Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
-case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
-Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.Abstract);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
-Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
-Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
-Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
-Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
-b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this,a);this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
-Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue};Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
-goog.inherits(Blockly.Events.VarCreate,Blockly.Events.Abstract);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
-Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarDelete,Blockly.Events.Abstract);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;
-Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};
-Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.Abstract);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};
-Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
-Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants();a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}}};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";
+Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?b.push("V",.5):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";
 Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};Blockly.FieldTextInput.prototype.setValue=function(a){if(null!==a){if(this.sourceBlock_){var b=this.callValidator(a);null!==b&&(a=b)}Blockly.Field.prototype.setValue.call(this,a)}};
 Blockly.FieldTextInput.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.text_,a)),Blockly.Field.prototype.setText.call(this,a)))};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
 Blockly.FieldTextInput.prototype.showEditor_=function(a){this.workspace_=this.sourceBlock_.workspace;a=a||!1;!a&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD)?this.showPromptEditor_():this.showInlineEditor_(a)};Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_,function(b){a.sourceBlock_&&(b=a.callValidator(b));a.setValue(b)})};
@@ -1444,7 +1471,7 @@ Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.asse
 Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.getScaledBBox_();a.style.width=b.right-b.left+"px";a.style.height=b.bottom-b.top+"px";b=new goog.math.Coordinate(this.sourceBlock_.RTL?b.right-a.offsetWidth:b.left,b.top);b.y+=1;goog.userAgent.GECKO&&Blockly.WidgetDiv.DIV.style.top&&(--b.x,--b.y);goog.userAgent.WEBKIT&&(b.y-=3);a.style.left=b.x+"px";a.style.top=b.y+"px"};
 Blockly.FieldTextInput.prototype.widgetDispose_=function(){var a=this;return function(){var b=Blockly.FieldTextInput.htmlInput_;a.maybeSaveEdit_();a.unbindEvents_(b);Blockly.FieldTextInput.htmlInput_=null;Blockly.Events.setGroup(!1);b=Blockly.WidgetDiv.DIV.style;b.width="auto";b.height="auto";b.fontSize=""}};
 Blockly.FieldTextInput.prototype.maybeSaveEdit_=function(){var a=Blockly.FieldTextInput.htmlInput_,b=a.value;if(this.sourceBlock_)if(b=this.callValidator(b),null===b)b=a.defaultValue;else if(this.onFinishEditing_)this.onFinishEditing_(b);this.setText(b);this.sourceBlock_.rendered&&this.sourceBlock_.render()};
-Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;
+Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.Field.register("field_input",Blockly.FieldTextInput);Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;
 Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;Blockly.FieldAngle.prototype.render_=function(){this.visible_?(this.textElement_.textContent=this.getDisplayText_(),this.sourceBlock_.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.updateWidth()):this.size_.width=0};
 Blockly.FieldAngle.prototype.dispose_=function(){var a=this;return function(){Blockly.FieldAngle.superClass_.dispose_.call(a)();a.gauge_=null;a.clickWrapper_&&Blockly.unbindEvent_(a.clickWrapper_);a.moveWrapper1_&&Blockly.unbindEvent_(a.moveWrapper1_);a.moveWrapper2_&&Blockly.unbindEvent_(a.moveWrapper2_)}};
 Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClass_.showEditor_.call(this,goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD);var a=Blockly.WidgetDiv.DIV;if(a.firstChild){a=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1",height:2*Blockly.FieldAngle.HALF+"px",width:2*Blockly.FieldAngle.HALF+"px"},a);var b=Blockly.utils.createSvgElement("circle",
@@ -1454,14 +1481,16 @@ Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGE
 b,this.setValue(b),this.validate_(),this.resizeEditor_())};Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.textElement_&&(this.updateGraph_(),this.size_.width=0)};
 Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=Number(this.getText())+Blockly.FieldAngle.OFFSET,b=goog.math.toRadians(a);a=["M ",Blockly.FieldAngle.HALF,",",Blockly.FieldAngle.HALF];var c=Blockly.FieldAngle.HALF,d=Blockly.FieldAngle.HALF;if(!isNaN(b)){var e=goog.math.toRadians(Blockly.FieldAngle.OFFSET),f=Math.cos(e)*Blockly.FieldAngle.RADIUS,g=Math.sin(e)*-Blockly.FieldAngle.RADIUS;Blockly.FieldAngle.CLOCKWISE&&(b=2*e-b);c+=Math.cos(b)*Blockly.FieldAngle.RADIUS;d-=Math.sin(b)*
 Blockly.FieldAngle.RADIUS;b=Math.abs(Math.floor((b-e)/Math.PI)%2);Blockly.FieldAngle.CLOCKWISE&&(b=1-b);a.push(" l ",f,",",g," A ",Blockly.FieldAngle.RADIUS,",",Blockly.FieldAngle.RADIUS," 0 ",b," ",Number(Blockly.FieldAngle.CLOCKWISE)," ",c,",",d," z")}this.gauge_.setAttribute("d",a.join(""));this.line_.setAttribute("x2",c);this.line_.setAttribute("y2",d)}};
-Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked?"TRUE":"FALSE")};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
+Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.Field.register("field_angle",Blockly.FieldAngle);Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked?"TRUE":"FALSE")};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
 Blockly.FieldCheckbox.prototype.init=function(){if(!this.fieldGroup_){Blockly.FieldCheckbox.superClass_.init.call(this);this.checkElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyCheckbox",x:-3,y:14},this.fieldGroup_);var a=document.createTextNode(Blockly.FieldCheckbox.CHECK_CHAR);this.checkElement_.appendChild(a);this.checkElement_.style.display=this.state_?"block":"none"}};Blockly.FieldCheckbox.prototype.getValue=function(){return String(this.state_).toUpperCase()};
-Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour)};Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;
+Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};
+Blockly.Field.register("field_checkbox",Blockly.FieldCheckbox);Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour)};Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;
 Blockly.FieldColour.prototype.init=function(){Blockly.FieldColour.superClass_.init.call(this);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};Blockly.FieldColour.prototype.getValue=function(){return this.colour_};
 Blockly.FieldColour.prototype.setValue=function(a){this.sourceBlock_&&Blockly.Events.isEnabled()&&this.colour_!=a&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.colour_,a));this.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a)};Blockly.FieldColour.prototype.getText=function(){var a=this.colour_,b=a.match(/^#(.)\1(.)\2(.)\3$/);b&&(a="#"+b[1]+b[2]+b[3]);return a};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;
 Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a){this.colours_=a;return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};
 Blockly.FieldColour.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,Blockly.FieldColour.widgetDispose_);var a=Blockly.utils.getViewportBBox(),b=this.getScaledBBox_(),c=this.createWidget_(),d=goog.style.getSize(c.getElement());Blockly.WidgetDiv.positionWithAnchor(a,b,d,this.sourceBlock_.RTL);var e=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(c,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();
-e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.trimOptions_();var c=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,c[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options)};Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT=300;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";
+e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};
+Blockly.Field.register("field_colour",Blockly.FieldColour);Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.trimOptions_();var c=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,c[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options)};Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT=300;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";
 Blockly.FieldDropdown.prototype.CURSOR="default";Blockly.FieldDropdown.prototype.value_="";Blockly.FieldDropdown.prototype.imageElement_=null;Blockly.FieldDropdown.prototype.imageJson_=null;Blockly.FieldDropdown.prototype.init=function(){this.fieldGroup_||(this.arrow_=Blockly.utils.createSvgElement("tspan",{},null),this.arrow_.appendChild(document.createTextNode(this.sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR)),Blockly.FieldDropdown.superClass_.init.call(this))};
 Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,null);var a=this.createMenu_();this.addEventListeners_(a);this.positionMenu_(a)};Blockly.FieldDropdown.prototype.addEventListeners_=function(a){this.addActionListener_(a);this.addTouchStartListener_(a);this.addTouchEndListener_(a)};
 Blockly.FieldDropdown.prototype.addActionListener_=function(a){var b=this;goog.events.listen(a,goog.ui.Component.EventType.ACTION,function(a){if(a=a.target)b.onItemSelected(this,a);Blockly.WidgetDiv.hideIfOwner(b);Blockly.Events.setGroup(!1)})};Blockly.FieldDropdown.prototype.addTouchStartListener_=function(a){a.getHandler().listen(a.getElement(),goog.events.EventType.TOUCHSTART,function(a){this.getOwnerControl(a.target).handleMouseDown(a)})};
@@ -1478,21 +1507,24 @@ Blockly.FieldDropdown.prototype.render_=function(){this.visible_?(this.sourceBlo
 Blockly.FieldDropdown.prototype.renderSelectedImage_=function(){this.imageElement_=Blockly.utils.createSvgElement("image",{y:5,height:this.imageJson_.height+"px",width:this.imageJson_.width+"px"},this.fieldGroup_);this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.imageJson_.src);this.textElement_.appendChild(this.arrow_);var a=Blockly.Field.getCachedWidth(this.arrow_);this.size_.height=Number(this.imageJson_.height)+19;this.size_.width=Number(this.imageJson_.width)+
 a;this.sourceBlock_.RTL?(this.imageElement_.setAttribute("x",a),this.textElement_.setAttribute("x",-1)):(this.textElement_.setAttribute("text-anchor","end"),this.textElement_.setAttribute("x",this.size_.width+1))};
 Blockly.FieldDropdown.prototype.renderSelectedText_=function(){var a=document.createTextNode(this.getDisplayText_());this.textElement_.appendChild(a);this.sourceBlock_.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_);this.textElement_.setAttribute("text-anchor","start");this.textElement_.setAttribute("x",0);this.size_.height=Blockly.BlockSvg.MIN_BLOCK_Y;this.size_.width=Blockly.Field.getCachedWidth(this.textElement_)};
-Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);
+Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};
+Blockly.Field.register("field_dropdown",Blockly.FieldDropdown);Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);
 Blockly.FieldImage.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.src),c=Number(Blockly.utils.replaceMessageReferences(a.width)),d=Number(Blockly.utils.replaceMessageReferences(a.height));a=Blockly.utils.replaceMessageReferences(a.alt);return new Blockly.FieldImage(b,c,d,a)};Blockly.FieldImage.prototype.EDITABLE=!1;
 Blockly.FieldImage.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.imageElement_=Blockly.utils.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px"},this.fieldGroup_),this.setValue(this.src_),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),this.setTooltip(this.sourceBlock_),Blockly.Tooltip.bindMouseEvents(this.imageElement_),this.maybeAddClickHandler_())};
 Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.imageElement_=this.fieldGroup_=null};Blockly.FieldImage.prototype.maybeAddClickHandler_=function(){this.clickHandler_&&(this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_))};Blockly.FieldImage.prototype.setTooltip=function(a){this.imageElement_.tooltip=a};Blockly.FieldImage.prototype.getValue=function(){return this.src_};
-Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.forceRerender=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,a.min,a.max,a.precision)};
+Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.forceRerender=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};
+Blockly.Field.register("field_image",Blockly.FieldImage);Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,a.min,a.max,a.precision)};
 Blockly.FieldNumber.prototype.setConstraints=function(a,b,c){c=parseFloat(c);this.precision_=isNaN(c)?0:c;a=parseFloat(a);this.min_=isNaN(a)?-Infinity:a;b=parseFloat(b);this.max_=isNaN(b)?Infinity:b;this.setValue(this.callValidator(this.getValue()))};
-Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.FieldVariable=function(a,b,c,d){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValidator(b);this.defaultVariableName=a||"";this.setTypes_(c,d);this.value_=null};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes,a.defaultType)};
+Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.Field.register("field_number",Blockly.FieldNumber);Blockly.FieldVariable=function(a,b,c,d){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValidator(b);this.defaultVariableName=a||"";this.setTypes_(c,d);this.value_=null};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes,a.defaultType)};
 Blockly.FieldVariable.prototype.init=function(){this.fieldGroup_||(Blockly.FieldVariable.superClass_.init.call(this),this.initModel())};Blockly.FieldVariable.prototype.initModel=function(){if(!this.variable_){this.workspace_=this.sourceBlock_.workspace;var a=Blockly.Variables.getOrCreateVariablePackage(this.workspace_,null,this.defaultVariableName,this.defaultType_);Blockly.Events.disable();try{this.setValue(a.getId())}finally{Blockly.Events.enable()}}};
-Blockly.FieldVariable.dispose=function(){Blockly.FieldVariable.superClass_.dispose.call(this);this.variableMap_=this.workspace_=null};Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};
+Blockly.FieldVariable.prototype.dispose=function(){Blockly.FieldVariable.superClass_.dispose.call(this);this.variableMap_=this.workspace_=null};Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};
 Blockly.FieldVariable.prototype.getText=function(){return this.variable_?this.variable_.name:""};Blockly.FieldVariable.prototype.getVariable=function(){return this.variable_};
 Blockly.FieldVariable.prototype.setValue=function(a){var b=Blockly.Variables.getVariable(this.sourceBlock_.workspace,a);if(!b)throw Error("Variable id doesn't point to a real variable!  ID was "+a);var c=b.type;if(!this.typeIsAllowed_(c))throw Error("Variable type doesn't match this field!  Type was "+c);this.sourceBlock_&&Blockly.Events.isEnabled()&&(c=this.variable_?this.variable_.getId():null,Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,c,a)));this.variable_=
 b;this.value_=a;this.setText(b.name)};Blockly.FieldVariable.prototype.typeIsAllowed_=function(a){var b=this.getVariableTypes_();if(!b)return!0;for(var c=0;c<b.length;c++)if(a==b[c])return!0;return!1};Blockly.FieldVariable.prototype.getVariableTypes_=function(){var a=this.variableTypes;if(null===a&&this.sourceBlock_)return this.sourceBlock_.workspace.getVariableTypes();a=a||[""];if(0==a.length)throw a=this.getText(),Error("'variableTypes' of field variable "+a+" was an empty list");return a};
 Blockly.FieldVariable.prototype.setTypes_=function(a,b){var c=b||"";if(null==a||void 0==a)var d=null;else if(Array.isArray(a)){d=a;for(var e=!1,f=0;f<d.length;f++)d[f]==c&&(e=!0);if(!e)throw Error("Invalid default type '"+c+"' in the definition of a FieldVariable");}else throw Error("'variableTypes' was not an array in the definition of a FieldVariable");this.defaultType_=c;this.variableTypes=d};
-Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=[],b=this.getText(),c=null;this.sourceBlock_&&(c=this.sourceBlock_.workspace);if(c){var d=this.getVariableTypes_();a=[];for(var e=0;e<d.length;e++){var f=c.getVariablesOfType(d[e]);a=a.concat(f)}}a.sort(Blockly.VariableModel.compareByName);c=[];for(e=0;e<a.length;e++)c[e]=[a[e].name,a[e].getId()];c.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
-Blockly.Msg.DELETE_VARIABLE&&c.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",b),Blockly.DELETE_VARIABLE_ID]);return c};Blockly.FieldVariable.prototype.onItemSelected=function(a,b){var c=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){var d=this.sourceBlock_.workspace;if(c==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(d,this.variable_);return}if(c==Blockly.DELETE_VARIABLE_ID){d.deleteVariableById(this.variable_.getId());return}}this.setValue(c)};Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
+Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=this.getText(),b=null;this.sourceBlock_&&(b=this.sourceBlock_.workspace);var c=[];if(b)for(var d=this.getVariableTypes_(),e=0;e<d.length;e++){var f=b.getVariablesOfType(d[e]);c=c.concat(f)}c.sort(Blockly.VariableModel.compareByName);b=[];for(e=0;e<c.length;e++)b[e]=[c[e].name,c[e].getId()];b.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
+Blockly.Msg.DELETE_VARIABLE&&b.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",a),Blockly.DELETE_VARIABLE_ID]);return b};Blockly.FieldVariable.prototype.onItemSelected=function(a,b){var c=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){var d=this.sourceBlock_.workspace;if(c==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(d,this.variable_);return}if(c==Blockly.DELETE_VARIABLE_ID){d.deleteVariableById(this.variable_.getId());return}}this.setValue(c)};
+Blockly.Field.register("field_variable",Blockly.FieldVariable);Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
 Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&(e=this.scrubNakedValue(e)),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};
 Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/(?!\n$)\n/g,"\n"+b)};Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants();for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
 Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];goog.asserts.assertFunction(b,'Language "%s" does not know how to generate code for block type "%s".',this.name_,a.type);b=b.call(a,a);if(goog.isArray(b))return goog.asserts.assert(a.outputConnection,'Expecting string from statement block "%s".',a.type),[this.scrub_(a,b[0]),b[1]];if(goog.isString(b)){var c=a.id.replace(/\$/g,"$$$$");this.STATEMENT_PREFIX&&(b=
@@ -1508,7 +1540,7 @@ Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a
 Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE=Blockly.PROCEDURE_CATEGORY_NAME;Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++)if(a[d].getProcedureDef){var e=a[d].getProcedureDef();e&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){return a[0].toLowerCase().localeCompare(b[0].toLowerCase())};
 Blockly.Procedures.findLegalName=function(a,b){if(b.isInFlyout)return a;for(;!Blockly.Procedures.isLegalName_(a,b.workspace,b);){var c=a.match(/^(.*?)(\d+)$/);a=c?c[1]+(parseInt(c[2],10)+1):a+"2"}return a};Blockly.Procedures.isLegalName_=function(a,b,c){return!Blockly.Procedures.isNameUsed(a,b,c)};Blockly.Procedures.isNameUsed=function(a,b,c){b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d]!=c&&b[d].getProcedureDef){var e=b[d].getProcedureDef();if(Blockly.Names.equals(e[0],a))return!0}return!1};
 Blockly.Procedures.rename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");var b=Blockly.Procedures.findLegalName(a,this.sourceBlock_),c=this.text_;if(c!=a&&c!=b){a=this.sourceBlock_.workspace.getAllBlocks();for(var d=0;d<a.length;d++)a[d].renameProcedure&&a[d].renameProcedure(c,b)}return b};
-Blockly.Procedures.flyoutCategory=function(a){function b(a,b){for(var d=0;d<a.length;d++){var e=a[d][0],f=a[d][1],g=goog.dom.createDom("block");g.setAttribute("type",b);g.setAttribute("gap",16);var l=goog.dom.createDom("mutation");l.setAttribute("name",e);g.appendChild(l);for(e=0;e<f.length;e++){var m=goog.dom.createDom("arg");m.setAttribute("name",f[e]);l.appendChild(m)}c.push(g)}}var c=[];if(Blockly.Blocks.procedures_defnoreturn){var d=goog.dom.createDom("block");d.setAttribute("type","procedures_defnoreturn");
+Blockly.Procedures.flyoutCategory=function(a){function b(a,b){for(var d=0;d<a.length;d++){var e=a[d][0],f=a[d][1],g=goog.dom.createDom("block");g.setAttribute("type",b);g.setAttribute("gap",16);var l=goog.dom.createDom("mutation");l.setAttribute("name",e);g.appendChild(l);for(e=0;e<f.length;e++){var n=goog.dom.createDom("arg");n.setAttribute("name",f[e]);l.appendChild(n)}c.push(g)}}var c=[];if(Blockly.Blocks.procedures_defnoreturn){var d=goog.dom.createDom("block");d.setAttribute("type","procedures_defnoreturn");
 d.setAttribute("gap",16);var e=goog.dom.createDom("field",null,Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE);e.setAttribute("name","NAME");d.appendChild(e);c.push(d)}Blockly.Blocks.procedures_defreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","procedures_defreturn"),d.setAttribute("gap",16),e=goog.dom.createDom("field",null,Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE),e.setAttribute("name","NAME"),d.appendChild(e),c.push(d));Blockly.Blocks.procedures_ifreturn&&(d=goog.dom.createDom("block"),
 d.setAttribute("type","procedures_ifreturn"),d.setAttribute("gap",16),c.push(d));c.length&&c[c.length-1].setAttribute("gap",24);a=Blockly.Procedures.allProcedures(a);b(a[0],"procedures_callnoreturn");b(a[1],"procedures_callreturn");return c};Blockly.Procedures.getCallers=function(a,b){for(var c=[],d=b.getAllBlocks(),e=0;e<d.length;e++)if(d[e].getProcedureCall){var f=d[e].getProcedureCall();f&&Blockly.Names.equals(f,a)&&c.push(d[e])}return c};
 Blockly.Procedures.mutateCallers=function(a){var b=Blockly.Events.recordUndo,c=a.getProcedureDef()[0],d=a.mutationToDom(!0);a=Blockly.Procedures.getCallers(c,a.workspace);c=0;for(var e;e=a[c];c++){var f=e.mutationToDom();f=f&&Blockly.Xml.domToText(f);e.domToMutation(d);var g=e.mutationToDom();g=g&&Blockly.Xml.domToText(g);f!=g&&(Blockly.Events.recordUndo=!1,Blockly.Events.fire(new Blockly.Events.BlockChange(e,"mutation",null,f,g)),Blockly.Events.recordUndo=b)}};
@@ -1549,17 +1581,18 @@ Blockly.HorizontalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.t
 d.push("h",a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("v",b),d.push("h",-a-2*this.CORNER_RADIUS));d.push("z");this.svgBackground_.setAttribute("d",d.join(" "))};Blockly.HorizontalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(this.RTL?Infinity:0)};
 Blockly.HorizontalFlyout.prototype.wheel_=function(a){var b=a.deltaX;if(b){goog.userAgent.GECKO&&1===a.deltaMode&&(b*=10);var c=this.getMetrics_();b=c.viewLeft+b;b=Math.min(b,c.contentWidth-c.viewWidth);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
 Blockly.HorizontalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH;this.RTL&&(a=a.reverse());for(var e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0;k=this.RTL?d+h.width:d+k;f.moveBy(k,c);k=this.createRect_(f,k,c,h,e);d+=h.width+b[e];this.addBlockListeners_(g,
-f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP){if(a<90+b&&a>90-b)return!0}else if(a>-90-b&&a<-90+b)return!0;return!1};
+f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<90+b&&a>90-b||a>-90-b&&a<-90+b?!0:!1};
 Blockly.HorizontalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.top;a=a.height;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP)return new goog.math.Rect(-1E9,b-1E9,2E9,1E9+a);if(this.toolboxPosition_==Blockly.TOOLBOX_AT_BOTTOM)return new goog.math.Rect(-1E9,b,2E9,1E9+a)};
 Blockly.HorizontalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)a=Math.max(a,d.getHeightWidth().height);a+=1.5*this.MARGIN;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.height_!=a){for(c=0;d=b[c];c++)d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);this.height_=a;this.targetWorkspace_.resize()}};Blockly.VerticalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.VerticalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!1};goog.inherits(Blockly.VerticalFlyout,Blockly.Flyout);
 Blockly.VerticalFlyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;try{var a=this.workspace_.getCanvas().getBBox()}catch(e){a={height:0,y:0,width:0,x:0}}var b=this.SCROLLBAR_PADDING,c=this.height_-2*this.SCROLLBAR_PADDING,d=this.width_;this.RTL||(d-=this.SCROLLBAR_PADDING);return{viewHeight:c,viewWidth:d,contentHeight:a.height*this.workspace_.scale+2*this.MARGIN,contentWidth:a.width*this.workspace_.scale+2*this.MARGIN,viewTop:-this.workspace_.scrollY+a.y,viewLeft:-this.workspace_.scrollX,
 contentTop:a.y,contentLeft:a.x,absoluteTop:b,absoluteLeft:0}};Blockly.VerticalFlyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&(goog.isNumber(a.y)&&(this.workspace_.scrollY=-b.contentHeight*a.y),this.workspace_.translate(this.workspace_.scrollX+b.absoluteLeft,this.workspace_.scrollY+b.absoluteTop))};
-Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
+Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(this.leftEdge_=c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
 Blockly.VerticalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT,d=a+this.CORNER_RADIUS;d=["M "+(c?d:0)+",0"];d.push("h",c?-a:a);d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("v",Math.max(0,b));d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("h",c?a:-a);d.push("z");this.svgBackground_.setAttribute("d",
 d.join(" "))};Blockly.VerticalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(0)};Blockly.VerticalFlyout.prototype.wheel_=function(a){var b=a.deltaY;if(b){goog.userAgent.GECKO&&(b*=10);var c=this.getMetrics_();b=c.viewTop-c.contentTop+b;b=Math.min(b,c.contentHeight-c.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
 Blockly.VerticalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;for(var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH,e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();f.moveBy(d,c);k=this.createRect_(f,this.RTL?d-h.width:d,c,h,e);this.addBlockListeners_(g,f,k);c+=h.height+b[e]}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),c+=
-f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT){if(a<b&&a>-b)return!0}else if(a<-180+b||a>180-b)return!0;return!1};
-Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;return this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9):new goog.math.Rect(b,-1E9,1E9+a,2E9)};
+f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<b&&a>-b||a<-180+b||a>180-b?!0:!1};
+Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT)return new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9);if(goog.userAgent.GECKO&&this.targetWorkspace_&&this.targetWorkspace_.isMutator){var c=this.targetWorkspace_.svgGroup_.getBoundingClientRect().x;10>Math.abs(c-b)&&(b+=this.leftEdge_*this.targetWorkspace_.options.parentWorkspace.scale)}return new goog.math.Rect(b,
+-1E9,1E9+a,2E9)};
 Blockly.VerticalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getHeightWidth().width;d.outputConnection&&(e-=Blockly.BlockSvg.TAB_WIDTH);a=Math.max(a,e)}for(c=0;d=this.buttons_[c];c++)a=Math.max(a,d.width);a+=1.5*this.MARGIN+Blockly.BlockSvg.TAB_WIDTH;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(c=0;d=b[c];c++)this.RTL&&(e=d.getRelativeToSurfaceXY().x,
 d.moveBy(a/this.workspace_.scale-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH-e,0)),d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);if(this.RTL)for(c=0;d=this.buttons_[c];c++)b=d.getPosition().y,d.moveTo(a/this.workspace_.scale-d.width-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH,b);this.width_=a;this.targetWorkspace_.resize()}};Blockly.Toolbox=function(a){this.workspace_=a;this.RTL=a.options.RTL;this.horizontalLayout_=a.options.horizontalLayout;this.toolboxPosition=a.options.toolboxPosition;this.config_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};this.treeSeparatorConfig_={cssTreeRow:"blocklyTreeSeparator"};
 this.horizontalLayout_&&(this.config_.cssTreeRow+=a.RTL?" blocklyHorizontalTreeRtl":" blocklyHorizontalTree",this.treeSeparatorConfig_.cssTreeRow="blocklyTreeSeparatorHorizontal "+(a.RTL?"blocklyHorizontalTreeRtl":"blocklyHorizontalTree"),this.config_.cssTreeIcon="")};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.height=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;
@@ -1591,30 +1624,31 @@ Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;",
 "}",".blocklyDisabled>.blocklyPath {","fill-opacity: .5;","stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","display: none;","}",".blocklyText {","cursor: default;","fill: #fff;","font-family: sans-serif;","font-size: 11pt;","}",".blocklyNonEditableText>text {","pointer-events: none;","}",".blocklyNonEditableText>rect,",".blocklyEditableText>rect {","fill: #fff;","fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {",
 "fill: #000;","}",".blocklyEditableText:hover>rect {","stroke: #fff;","stroke-width: 2;","}",".blocklyBubbleText {","fill: #000;","}",".blocklyFlyout {","position: absolute;","z-index: 20;","}",".blocklyFlyoutButton {","fill: #888;","cursor: default;","}",".blocklyFlyoutButtonShadow {","fill: #666;","}",".blocklyFlyoutButton:hover {","fill: #aaa;","}",".blocklyFlyoutLabel {","cursor: default;","}",".blocklyFlyoutLabelBackground {","opacity: 0;","}",".blocklyFlyoutLabelText {","fill: #000;","}",".blocklySvg text, .blocklyBlockDragSurface text {",
 "user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","cursor: inherit;","}",".blocklyHidden {","display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","display: block;","}",".blocklyIconGroup {","cursor: default;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","opacity: .6;","}",".blocklyIconShape {","fill: #00f;","stroke: #fff;","stroke-width: 1px;","}",".blocklyIconSymbol {","fill: #fff;","}",".blocklyMinimalBody {",
-"margin: 0;","padding: 0;","}",".blocklyCommentTextarea {","background-color: #ffc;","border: 0;","margin: 0;","padding: 2px;","resize: none;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;","}",".blocklyFlyoutBackground {","fill: #ddd;",
-"fill-opacity: .8;","}",".blocklyTransparentBackground {","opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {","fill: #bbb;","}",".blocklyZoom>image {",
-"opacity: .4;","}",".blocklyZoom>image:hover {","opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;","}",".blocklyAngleMarks {","stroke: #444;",
-"stroke-width: 1;","}",".blocklyAngleGauge {","fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;","stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","max-height: 300px !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;",
-"}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;","margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",
-".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;",
-"margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;",
-"}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {",
-"outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;","}",".blocklyWidgetDiv .goog-palette-cell {","height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;","height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {",
-"border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {","border: 1px solid #000;","color: #fff;","}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",
-"color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {",
-"color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;",
-"border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {","left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",
-".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".blocklyWidgetDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;",
-"}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
+"margin: 0;","padding: 0;","}",".blocklyCommentTextarea {","background-color: #ffc;","border: 0;","outline: 0;","margin: 0;","padding: 2px;","resize: none;","display: block;","overflow: hidden;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;",
+"}",".blocklyFlyoutBackground {","fill: #ddd;","fill-opacity: .8;","}",".blocklyTransparentBackground {","opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {",
+"fill: #bbb;","}",".blocklyZoom>image {","opacity: .4;","}",".blocklyZoom>image:hover {","opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;",
+"}",".blocklyAngleMarks {","stroke: #444;","stroke-width: 1;","}",".blocklyAngleGauge {","fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;","stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","max-height: 300px !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {",
+"background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;",
+"margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {",
+"border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;",
+"}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',
+"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {","outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;","}",".blocklyWidgetDiv .goog-palette-cell {","height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;",
+"height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {","border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {","border: 1px solid #000;","color: #fff;","}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;",
+"padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {","color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {",
+"padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {","color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",
+".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {",
+"left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".blocklyWidgetDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;",
+"text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
 Blockly.WidgetDiv.show=function(a,b,c){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.DIV.style.left="",Blockly.WidgetDiv.DIV.style.top="",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV))};Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};
 Blockly.WidgetDiv.position=function(a,b,c,d,e){b<d.y&&(b=d.y);e?a>c.width+d.x&&(a=c.width+d.x):a<d.x&&(a=d.x);Blockly.WidgetDiv.positionInternal_(a,b,c.height)};Blockly.WidgetDiv.positionInternal_=function(a,b,c){Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c+"px"};
-Blockly.WidgetDiv.positionWithAnchor=function(a,b,c,d){var e=Blockly.WidgetDiv.calculateY_(a,b,c);a=Blockly.WidgetDiv.calculateX_(a,b,c,d);Blockly.WidgetDiv.positionInternal_(a,e,c.height)};Blockly.WidgetDiv.calculateX_=function(a,b,c,d){if(d)return b=Math.max(b.right-c.width,a.left),Math.min(b,a.right-c.width);b=Math.min(b.left,a.right-c.width);return Math.max(b,a.left)};Blockly.WidgetDiv.calculateY_=function(a,b,c){return b.bottom+c.height>=a.bottom?b.top-c.height:b.bottom};Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{}),d=goog.dom.createDom("DIV","injectionDiv");a.appendChild(d);var e=Blockly.createDom_(d,c),f=new Blockly.BlockDragSurfaceSvg(d);d=new Blockly.WorkspaceDragSurfaceSvg(d);c=Blockly.createMainWorkspace_(e,c,f,d);Blockly.init_(c);Blockly.mainWorkspace=c;Blockly.svgResize(c);return c};
+Blockly.WidgetDiv.positionWithAnchor=function(a,b,c,d){var e=Blockly.WidgetDiv.calculateY_(a,b,c);a=Blockly.WidgetDiv.calculateX_(a,b,c,d);Blockly.WidgetDiv.positionInternal_(a,e,c.height)};Blockly.WidgetDiv.calculateX_=function(a,b,c,d){if(d)return b=Math.max(b.right-c.width,a.left),Math.min(b,a.right-c.width);b=Math.min(b.left,a.right-c.width);return Math.max(b,a.left)};Blockly.WidgetDiv.calculateY_=function(a,b,c){return b.bottom+c.height>=a.bottom?b.top-c.height:b.bottom};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{}),d=goog.dom.createDom("DIV","injectionDiv");a.appendChild(d);var e=Blockly.createDom_(d,c),f=new Blockly.BlockDragSurfaceSvg(d);d=new Blockly.WorkspaceDragSurfaceSvg(d);c=Blockly.createMainWorkspace_(e,c,f,d);Blockly.init_(c);Blockly.mainWorkspace=
+c;Blockly.svgResize(c);return c};
 Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);var c=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},a),d=Blockly.utils.createSvgElement("defs",{},c),e=String(Math.random()).substring(2),f=Blockly.utils.createSvgElement("filter",{id:"blocklyEmbossFilter"+
 e},d);Blockly.utils.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},f);var g=Blockly.utils.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},f);Blockly.utils.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},g);Blockly.utils.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},f);Blockly.utils.createSvgElement("feComposite",
 {"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},f);b.embossFilterId=f.id;f=Blockly.utils.createSvgElement("pattern",{id:"blocklyDisabledPattern"+e,patternUnits:"userSpaceOnUse",width:10,height:10},d);Blockly.utils.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},f);Blockly.utils.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},f);b.disabledPatternId=f.id;b.gridPattern=Blockly.Grid.createDom(e,b.gridOptions,d);return c};
 Blockly.createMainWorkspace_=function(a,b,c,d){b.parentWorkspace=null;var e=new Blockly.WorkspaceSvg(b,c,d);e.scale=b.zoomOptions.startScale;a.appendChild(e.createDom("blocklyMainBackground"));!b.hasCategories&&b.languageTree&&(c=e.addFlyout_("svg"),Blockly.utils.insertAfter_(c,a));e.translate(0,0);Blockly.mainWorkspace=e;b.readOnly||b.hasScrollbars||e.addChangeListener(function(){if(!e.isDragging()){var a=e.getMetrics(),c=a.viewLeft+a.absoluteLeft,d=a.viewTop+a.absoluteTop;if(a.contentTop<d||a.contentTop+
-a.contentHeight>a.viewHeight+d||a.contentLeft<(b.RTL?a.viewLeft:c)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+c))for(var k=e.getTopBlocks(!1),n=0,p;p=k[n];n++){var l=p.getRelativeToSurfaceXY(),m=p.getHeightWidth(),q=d+25-m.height-l.y;0<q&&p.moveBy(0,q);q=d+a.viewHeight-25-l.y;0>q&&p.moveBy(0,q);q=25+c-l.x-(b.RTL?0:m.width);0<q&&p.moveBy(q,0);l=c+a.viewWidth-25-l.x+(b.RTL?m.width:0);0>l&&p.moveBy(l,0)}}});Blockly.svgResize(e);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
+a.contentHeight>a.viewHeight+d||a.contentLeft<(b.RTL?a.viewLeft:c)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+c))for(var k=e.getTopBlocks(!1),m=0,p;p=k[m];m++){var l=p.getRelativeToSurfaceXY(),n=p.getHeightWidth(),q=d+25-n.height-l.y;0<q&&p.moveBy(0,q);q=d+a.viewHeight-25-l.y;0>q&&p.moveBy(0,q);q=25+c-l.x-(b.RTL?0:n.width);0<q&&p.moveBy(q,0);l=c+a.viewWidth-25-l.x+(b.RTL?n.width:0);0>l&&p.moveBy(l,0)}}});Blockly.svgResize(e);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
 return e};
 Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEventWithChecks_(c.parentNode,"contextmenu",null,function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()});c=Blockly.bindEventWithChecks_(window,"resize",null,function(){Blockly.hideChaff(!0);Blockly.svgResize(a)});a.setResizeHandlerWrapper(c);Blockly.inject.bindDocumentEvents_();b.languageTree&&(a.toolbox_?a.toolbox_.init(a):a.flyout_&&(a.flyout_.init(a),a.flyout_.show(b.languageTree.childNodes),a.flyout_.scrollToStart(),a.scrollX=
 a.flyout_.width_,b.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT&&(a.scrollX*=-1),a.translate(a.scrollX,0)));b.hasScrollbars&&(a.scrollbar=new Blockly.ScrollbarPair(a),a.scrollbar.resize());b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a)};
@@ -1627,7 +1661,13 @@ Blockly.copy_(Blockly.selected)):88!=a.keyCode||Blockly.selected.workspace.isFly
 !0),Blockly.Events.setGroup(!1))}};Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom(a);Blockly.Xml.deleteNext(b);var c=a.getRelativeToSurfaceXY();b.setAttribute("x",a.RTL?-c.x:c.x);b.setAttribute("y",c.y);Blockly.clipboardXml_=b;Blockly.clipboardSource_=a.workspace};Blockly.duplicate_=function(a){var b=Blockly.clipboardXml_,c=Blockly.clipboardSource_;Blockly.copy_(a);a.workspace.paste(Blockly.clipboardXml_);Blockly.clipboardXml_=b;Blockly.clipboardSource_=c};
 Blockly.onContextMenu_=function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();a||(a=Blockly.getMainWorkspace(),a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.flyout_.autoClose&&a.toolbox_.clearSelection())};Blockly.addChangeListener=function(a){console.warn("Deprecated call to Blockly.addChangeListener, use workspace.addChangeListener instead.");return Blockly.getMainWorkspace().addChangeListener(a)};
 Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};Blockly.alert=function(a,b){window.alert(a);b&&b()};Blockly.confirm=function(a,b){b(window.confirm(a))};Blockly.prompt=function(a,b,c){c(window.prompt(a,b))};Blockly.jsonInitFactory_=function(a){return function(){this.jsonInit(a)}};
-Blockly.defineBlocksWithJsonArray=function(a){for(var b=0,c;c=a[b];b++){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}};
-Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0};a.addEventListener(b,h,!1);var k=[[a,b,h]];if(b in Blockly.Touch.TOUCH_MAP)for(var n=function(a){h(a);var b=!f;g&&b&&a.preventDefault()},p=0,l;l=Blockly.Touch.TOUCH_MAP[b][p];p++)a.addEventListener(l,n,!1),k.push([a,l,n]);return k};
-Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)};a.addEventListener(b,e,!1);var f=[[a,b,e]];if(b in Blockly.Touch.TOUCH_MAP)for(var g=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()},h=0,k;k=Blockly.Touch.TOUCH_MAP[b][h];h++)a.addEventListener(k,g,!1),f.push([a,k,g]);return f};
-Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;goog.global.Blockly.addChangeListener=Blockly.addChangeListener;
\ No newline at end of file
+Blockly.defineBlocksWithJsonArray=function(a){for(var b=0;b<a.length;b++){var c=a[b];if(c){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}else console.warn("Block definition #"+b+" in JSON array is "+c+". Skipping.")}};
+Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0},k=[];if(window&&window.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var m=0,p;p=Blockly.Touch.TOUCH_MAP[b][m];m++)a.addEventListener(p,h,!1),k.push([a,p,h]);else if(a.addEventListener(b,h,!1),k.push([a,b,h]),b in Blockly.Touch.TOUCH_MAP){var l=function(a){h(a);
+var b=!f;g&&b&&a.preventDefault()};for(m=0;p=Blockly.Touch.TOUCH_MAP[b][m];m++)a.addEventListener(p,l,!1),k.push([a,p,l])}return k};
+Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)},f=[];if(window&&window.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var g=0,h;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e]);else if(a.addEventListener(b,e,!1),f.push([a,b,e]),b in Blockly.Touch.TOUCH_MAP){var k=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()};for(g=0;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,
+k,!1),f.push([a,h,k])}return f};Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};
+Blockly.checkBlockColourConstants=function(){Blockly.checkBlockColourConstant_("LOGIC_HUE",["Blocks","logic","HUE"],void 0);Blockly.checkBlockColourConstant_("LOGIC_HUE",["Constants","Logic","HUE"],210);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Blocks","loops","HUE"],void 0);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Constants","Loops","HUE"],120);Blockly.checkBlockColourConstant_("MATH_HUE",["Blocks","math","HUE"],void 0);Blockly.checkBlockColourConstant_("MATH_HUE",["Constants","Math",
+"HUE"],230);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Blocks","texts","HUE"],void 0);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Constants","Text","HUE"],160);Blockly.checkBlockColourConstant_("LISTS_HUE",["Blocks","lists","HUE"],void 0);Blockly.checkBlockColourConstant_("LISTS_HUE",["Constants","Lists","HUE"],260);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Blocks","colour","HUE"],void 0);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Constants","Colour","HUE"],20);Blockly.checkBlockColourConstant_("VARIABLES_HUE",
+["Blocks","variables","HUE"],void 0);Blockly.checkBlockColourConstant_("VARIABLES_HUE",["Constants","Variables","HUE"],330);Blockly.checkBlockColourConstant_("VARIABLES_DYNAMIC_HUE",["Constants","VariablesDynamic","HUE"],310);Blockly.checkBlockColourConstant_("PROCEDURES_HUE",["Blocks","procedures","HUE"],void 0)};
+Blockly.checkBlockColourConstant_=function(a,b,c){for(var d="Blockly",e=Blockly,f=0;f<b.length;++f)d+="."+b[f],e&&(e=e[b[f]]);e&&e!==c&&(a=(void 0===c?"%1 has been removed. Use Blockly.Msg.%2.":"%1 is deprecated and unused. Override Blockly.Msg.%2.").replace("%1",d).replace("%2",a),console.warn(a))};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;
+goog.global.Blockly.addChangeListener=Blockly.addChangeListener;
\ No newline at end of file
diff --git a/blockly_uncompressed.js b/blockly_uncompressed.js
index 4ac812501..d52b1f2be 100644
--- a/blockly_uncompressed.js
+++ b/blockly_uncompressed.js
@@ -34,72 +34,76 @@ this.BLOCKLY_BOOT = function(root) {
     dir = this.BLOCKLY_DIR.match(/[^\/]+$/)[0];
   }
   // Execute after Closure has loaded.
-goog.addDependency("../../../" + dir + "/core/block.js", ['Blockly.Block'], ['Blockly.Blocks', 'Blockly.Comment', 'Blockly.Connection', 'Blockly.Extensions', 'Blockly.Input', 'Blockly.Mutator', 'Blockly.Warning', 'Blockly.Workspace', 'Blockly.Xml', 'goog.array', 'goog.asserts', 'goog.math.Coordinate', 'goog.string']);
+goog.addDependency("../../../" + dir + "/core/block.js", ['Blockly.Block'], ['Blockly.Blocks', 'Blockly.Comment', 'Blockly.Connection', 'Blockly.Events.BlockChange', 'Blockly.Events.BlockCreate', 'Blockly.Events.BlockDelete', 'Blockly.Events.BlockMove', 'Blockly.Extensions', 'Blockly.Input', 'Blockly.Mutator', 'Blockly.Warning', 'Blockly.Workspace', 'Blockly.Xml', 'goog.array', 'goog.asserts', 'goog.math.Coordinate', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/block_drag_surface.js", ['Blockly.BlockDragSurfaceSvg'], ['Blockly.utils', 'goog.asserts', 'goog.math.Coordinate']);
-goog.addDependency("../../../" + dir + "/core/block_dragger.js", ['Blockly.BlockDragger'], ['Blockly.DraggedConnectionManager', 'goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/block_render_svg.js", ['Blockly.BlockSvg.render'], ['Blockly.BlockSvg', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'Blockly.Grid', 'Blockly.RenderedConnection', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.utils', 'goog.Timer', 'goog.asserts', 'goog.dom', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg.render', 'Blockly.Events', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldNumber', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Toolbox', 'Blockly.Touch', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.constants', 'Blockly.inject', 'Blockly.utils', 'goog.color', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/block_dragger.js", ['Blockly.BlockDragger'], ['Blockly.DraggedConnectionManager', 'Blockly.Events.BlockMove', 'goog.math.Coordinate', 'goog.asserts']);
+goog.addDependency("../../../" + dir + "/core/block_events.js", ['Blockly.Events.BlockBase', 'Blockly.Events.BlockChange', 'Blockly.Events.BlockCreate', 'Blockly.Events.BlockDelete', 'Blockly.Events.BlockMove', 'Blockly.Events.Change', 'Blockly.Events.Create', 'Blockly.Events.Delete', 'Blockly.Events.Move'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/block_render_svg.js", ['Blockly.BlockSvg.render'], ['Blockly.BlockSvg']);
+goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'Blockly.Events.Ui', 'Blockly.Events.BlockMove', 'Blockly.Grid', 'Blockly.RenderedConnection', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.utils', 'goog.Timer', 'goog.asserts', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg.render', 'Blockly.Events', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldNumber', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Toolbox', 'Blockly.Touch', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.constants', 'Blockly.inject', 'Blockly.utils', 'goog.color']);
 goog.addDependency("../../../" + dir + "/core/blocks.js", ['Blockly.Blocks'], []);
 goog.addDependency("../../../" + dir + "/core/bubble.js", ['Blockly.Bubble'], ['Blockly.Touch', 'Blockly.Workspace', 'goog.dom', 'goog.math', 'goog.math.Coordinate', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/bubble_dragger.js", ['Blockly.BubbleDragger'], ['goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/comment.js", ['Blockly.Comment'], ['Blockly.Bubble', 'Blockly.Icon', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection'], ['goog.asserts', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/comment.js", ['Blockly.Comment'], ['Blockly.Bubble', 'Blockly.Events.BlockChange', 'Blockly.Events.Ui', 'Blockly.Icon', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection'], ['Blockly.Events.BlockMove', 'goog.asserts', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/connection_db.js", ['Blockly.ConnectionDB'], ['Blockly.Connection']);
 goog.addDependency("../../../" + dir + "/core/constants.js", ['Blockly.constants'], []);
-goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem']);
+goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['Blockly.Events.BlockCreate', 'Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/css.js", ['Blockly.Css'], []);
 goog.addDependency("../../../" + dir + "/core/dragged_connection_manager.js", ['Blockly.DraggedConnectionManager'], ['Blockly.RenderedConnection', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/events.js", ['Blockly.Events'], ['goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/events_abstract.js", ['Blockly.Events.Abstract'], ['Blockly.Events', 'goog.array', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/extensions.js", ['Blockly.Extensions'], ['Blockly.Mutator', 'Blockly.utils', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['Blockly.Gesture', 'goog.asserts', 'goog.dom', 'goog.math.Size', 'goog.style', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['Blockly.Events.BlockChange', 'Blockly.Gesture', 'goog.asserts', 'goog.dom', 'goog.math.Size', 'goog.style', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_angle.js", ['Blockly.FieldAngle'], ['Blockly.FieldTextInput', 'goog.math', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_checkbox.js", ['Blockly.FieldCheckbox'], ['Blockly.Field']);
 goog.addDependency("../../../" + dir + "/core/field_colour.js", ['Blockly.FieldColour'], ['Blockly.Field', 'Blockly.utils', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.ColorPicker']);
 goog.addDependency("../../../" + dir + "/core/field_date.js", ['Blockly.FieldDate'], ['Blockly.Field', 'Blockly.utils', 'goog.date', 'goog.date.DateTime', 'goog.dom', 'goog.events', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_he', 'goog.style', 'goog.ui.DatePicker']);
 goog.addDependency("../../../" + dir + "/core/field_dropdown.js", ['Blockly.FieldDropdown'], ['Blockly.Field', 'Blockly.utils', 'Blockly.utils.uiMenu', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.dom', 'goog.math.Size', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.dom', 'goog.math.Size']);
 goog.addDependency("../../../" + dir + "/core/field_label.js", ['Blockly.FieldLabel'], ['Blockly.Field', 'Blockly.Tooltip', 'goog.dom', 'goog.math.Size']);
 goog.addDependency("../../../" + dir + "/core/field_number.js", ['Blockly.FieldNumber'], ['Blockly.FieldTextInput', 'goog.math']);
 goog.addDependency("../../../" + dir + "/core/field_textinput.js", ['Blockly.FieldTextInput'], ['Blockly.Field', 'Blockly.Msg', 'goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_variable.js", ['Blockly.FieldVariable'], ['Blockly.FieldDropdown', 'Blockly.Msg', 'Blockly.VariableModel', 'Blockly.Variables', 'goog.asserts', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/flyout_base.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.FlyoutButton', 'Blockly.Gesture', 'Blockly.Touch', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/flyout_base.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.Events.BlockCreate', 'Blockly.Events.VarCreate', 'Blockly.FlyoutButton', 'Blockly.Gesture', 'Blockly.Touch', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect']);
 goog.addDependency("../../../" + dir + "/core/flyout_button.js", ['Blockly.FlyoutButton'], ['goog.dom', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/flyout_dragger.js", ['Blockly.FlyoutDragger'], ['Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/flyout_horizontal.js", ['Blockly.HorizontalFlyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.FlyoutButton', 'Blockly.Flyout', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/flyout_vertical.js", ['Blockly.VerticalFlyout'], ['Blockly.Block', 'Blockly.Events', 'Blockly.Flyout', 'Blockly.FlyoutButton', 'Blockly.utils', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/generator.js", ['Blockly.Generator'], ['Blockly.Block', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/gesture.js", ['Blockly.Gesture'], ['Blockly.BlockDragger', 'Blockly.BubbleDragger', 'Blockly.constants', 'Blockly.FlyoutDragger', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/gesture.js", ['Blockly.Gesture'], ['Blockly.BlockDragger', 'Blockly.BubbleDragger', 'Blockly.constants', 'Blockly.Events.Ui', 'Blockly.FlyoutDragger', 'Blockly.Tooltip', 'Blockly.Touch', 'Blockly.WorkspaceDragger', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/grid.js", ['Blockly.Grid'], ['Blockly.utils', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/icon.js", ['Blockly.Icon'], ['goog.dom', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.BlockDragSurfaceSvg', 'Blockly.Css', 'Blockly.Grid', 'Blockly.Options', 'Blockly.WorkspaceSvg', 'Blockly.WorkspaceDragSurfaceSvg', 'goog.dom', 'goog.ui.Component', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/input.js", ['Blockly.Input'], ['Blockly.Connection', 'Blockly.FieldLabel', 'goog.asserts']);
 goog.addDependency("../../../" + dir + "/core/msg.js", ['Blockly.Msg'], []);
-goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.Timer', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Events.BlockChange', 'Blockly.Events.Ui', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.Timer', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/names.js", ['Blockly.Names'], []);
 goog.addDependency("../../../" + dir + "/core/options.js", ['Blockly.Options'], []);
-goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
+goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.Events.BlockChange', 'Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
 goog.addDependency("../../../" + dir + "/core/rendered_connection.js", ['Blockly.RenderedConnection'], ['Blockly.Connection']);
 goog.addDependency("../../../" + dir + "/core/scrollbar.js", ['Blockly.Scrollbar', 'Blockly.ScrollbarPair'], ['goog.dom', 'goog.events']);
-goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Flyout', 'Blockly.HorizontalFlyout', 'Blockly.Touch', 'Blockly.VerticalFlyout', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
+goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Events.Ui', 'Blockly.Flyout', 'Blockly.HorizontalFlyout', 'Blockly.Touch', 'Blockly.VerticalFlyout', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
 goog.addDependency("../../../" + dir + "/core/tooltip.js", ['Blockly.Tooltip'], ['goog.dom', 'goog.dom.TagName']);
 goog.addDependency("../../../" + dir + "/core/touch.js", ['Blockly.Touch'], ['goog.events', 'goog.events.BrowserFeature', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/touch_gesture.js", ['Blockly.TouchGesture'], ['Blockly.Gesture', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/trashcan.js", ['Blockly.Trashcan'], ['goog.Timer', 'goog.dom', 'goog.math', 'goog.math.Rect']);
+goog.addDependency("../../../" + dir + "/core/ui_events.js", ['Blockly.Events.Ui'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/ui_menu_utils.js", ['Blockly.utils.uiMenu'], []);
 goog.addDependency("../../../" + dir + "/core/utils.js", ['Blockly.utils'], ['Blockly.Touch', 'goog.dom', 'goog.events.BrowserFeature', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/variable_map.js", ['Blockly.VariableMap'], []);
-goog.addDependency("../../../" + dir + "/core/variable_model.js", ['Blockly.VariableModel'], ['goog.string']);
+goog.addDependency("../../../" + dir + "/core/variable_events.js", ['Blockly.Events.VarBase', 'Blockly.Events.VarCreate', 'Blockly.Events.VarDelete', 'Blockly.Events.VarRename'], ['Blockly.Events', 'Blockly.Events.Abstract', 'goog.array', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/variable_map.js", ['Blockly.VariableMap'], ['Blockly.Events.VarDelete', 'Blockly.Events.VarRename']);
+goog.addDependency("../../../" + dir + "/core/variable_model.js", ['Blockly.VariableModel'], ['Blockly.Events.VarCreate', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/variables.js", ['Blockly.Variables'], ['Blockly.Blocks', 'Blockly.constants', 'Blockly.VariableModel', 'Blockly.Workspace', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/variables_dynamic.js", ['Blockly.VariablesDynamic'], ['Blockly.Variables', 'Blockly.Blocks', 'Blockly.constants', 'Blockly.VariableModel', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/warning.js", ['Blockly.Warning'], ['Blockly.Bubble', 'Blockly.Icon']);
+goog.addDependency("../../../" + dir + "/core/warning.js", ['Blockly.Warning'], ['Blockly.Bubble', 'Blockly.Events.Ui', 'Blockly.Icon']);
 goog.addDependency("../../../" + dir + "/core/widgetdiv.js", ['Blockly.WidgetDiv'], ['Blockly.Css', 'goog.dom', 'goog.dom.TagName', 'goog.style']);
 goog.addDependency("../../../" + dir + "/core/workspace.js", ['Blockly.Workspace'], ['Blockly.VariableMap', 'goog.array', 'goog.math']);
-goog.addDependency("../../../" + dir + "/core/workspace_audio.js", ['Blockly.WorkspaceAudio'], []);
+goog.addDependency("../../../" + dir + "/core/workspace_audio.js", ['Blockly.WorkspaceAudio'], ['goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/workspace_drag_surface_svg.js", ['Blockly.WorkspaceDragSurfaceSvg'], ['Blockly.utils', 'goog.asserts', 'goog.math.Coordinate']);
 goog.addDependency("../../../" + dir + "/core/workspace_dragger.js", ['Blockly.WorkspaceDragger'], ['goog.math.Coordinate', 'goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ConnectionDB', 'Blockly.constants', 'Blockly.Gesture', 'Blockly.Grid', 'Blockly.Options', 'Blockly.ScrollbarPair', 'Blockly.Touch', 'Blockly.Trashcan', 'Blockly.VariablesDynamic', 'Blockly.Workspace', 'Blockly.WorkspaceAudio', 'Blockly.WorkspaceDragSurfaceSvg', 'Blockly.Xml', 'Blockly.ZoomControls', 'goog.array', 'goog.dom', 'goog.math.Coordinate', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], ['goog.asserts', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ConnectionDB', 'Blockly.constants', 'Blockly.Events.BlockCreate', 'Blockly.Gesture', 'Blockly.Grid', 'Blockly.Options', 'Blockly.ScrollbarPair', 'Blockly.Touch', 'Blockly.TouchGesture', 'Blockly.Trashcan', 'Blockly.VariablesDynamic', 'Blockly.Workspace', 'Blockly.WorkspaceAudio', 'Blockly.WorkspaceDragSurfaceSvg', 'Blockly.Xml', 'Blockly.ZoomControls', 'goog.array', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], ['Blockly.Events.BlockCreate', 'Blockly.Events.VarCreate', 'goog.asserts', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/zoom_controls.js", ['Blockly.ZoomControls'], ['Blockly.Touch', 'goog.dom']);
 goog.addDependency("../../alltests.js", [], []);
 goog.addDependency("../../browser_capabilities.js", [], []);
@@ -151,7 +155,7 @@ goog.addDependency("async/throttle_test.js", ['goog.async.ThrottleTest'], ['goog
 goog.addDependency("async/workqueue.js", ['goog.async.WorkItem', 'goog.async.WorkQueue'], ['goog.asserts', 'goog.async.FreeList']);
 goog.addDependency("async/workqueue_test.js", ['goog.async.WorkQueueTest'], ['goog.async.WorkQueue', 'goog.testing.jsunit']);
 goog.addDependency("base.js", [], []);
-goog.addDependency("base_debug_loader_test.js", ['goog.baseDebugLoaderTest'], ['goog.functions', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
+goog.addDependency("base_debug_loader_test.js", ['goog.baseDebugLoaderTest'], ['goog.functions', 'goog.object', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit']);
 goog.addDependency("base_module_test.js", [], []);
 goog.addDependency("base_test.js", ['goog.baseTest'], ['goog.Promise', 'goog.Timer', 'goog.dom', 'goog.dom.TagName', 'goog.object', 'goog.test_module', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("bootstrap/nodejs.js", [], []);
@@ -279,6 +283,11 @@ goog.addDependency("debug/relativetimeprovider.js", ['goog.debug.RelativeTimePro
 goog.addDependency("debug/tracer.js", ['goog.debug.StopTraceDetail', 'goog.debug.Trace'], ['goog.array', 'goog.asserts', 'goog.debug.Logger', 'goog.iter', 'goog.log', 'goog.structs.Map', 'goog.structs.SimplePool']);
 goog.addDependency("debug/tracer_test.js", ['goog.debug.TraceTest'], ['goog.array', 'goog.debug.Trace', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("debug_loader_integration_tests/deps.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmodule_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmoduledln_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_googmodulewithdeps_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_provide_test.js", [], []);
+goog.addDependency("debug_loader_integration_tests/goog_bootstrap_tests_providewithdeps_test.js", [], []);
 goog.addDependency("debug_loader_integration_tests/integrationtestcommon.js", [], []);
 goog.addDependency("debug_loader_integration_tests/legacy_require_tests_googmodule_test.js", [], []);
 goog.addDependency("debug_loader_integration_tests/legacy_require_tests_googmoduledln_test.js", [], []);
@@ -722,7 +731,7 @@ goog.addDependency("i18n/messageformat_test.js", ['goog.i18n.MessageFormatTest']
 goog.addDependency("i18n/mime.js", ['goog.i18n.mime', 'goog.i18n.mime.encode'], ['goog.array']);
 goog.addDependency("i18n/mime_test.js", ['goog.i18n.mime.encodeTest'], ['goog.i18n.mime.encode', 'goog.testing.jsunit']);
 goog.addDependency("i18n/numberformat.js", ['goog.i18n.NumberFormat', 'goog.i18n.NumberFormat.CurrencyStyle', 'goog.i18n.NumberFormat.Format'], ['goog.asserts', 'goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.i18n.currency', 'goog.math', 'goog.string']);
-goog.addDependency("i18n/numberformat_test.js", ['goog.i18n.NumberFormatTest'], ['goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.CompactNumberFormatSymbols_de', 'goog.i18n.CompactNumberFormatSymbols_en', 'goog.i18n.CompactNumberFormatSymbols_fr', 'goog.i18n.NumberFormat', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.userAgent', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
+goog.addDependency("i18n/numberformat_test.js", ['goog.i18n.NumberFormatTest'], ['goog.i18n.CompactNumberFormatSymbols', 'goog.i18n.CompactNumberFormatSymbols_de', 'goog.i18n.CompactNumberFormatSymbols_en', 'goog.i18n.CompactNumberFormatSymbols_fr', 'goog.i18n.NumberFormat', 'goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_en_AU', 'goog.i18n.NumberFormatSymbols_en_US', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.userAgent', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
 goog.addDependency("i18n/numberformatsymbols.js", ['goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn', 'goog.i18n.NumberFormatSymbols_af', 'goog.i18n.NumberFormatSymbols_am', 'goog.i18n.NumberFormatSymbols_ar', 'goog.i18n.NumberFormatSymbols_ar_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_DZ', 'goog.i18n.NumberFormatSymbols_az', 'goog.i18n.NumberFormatSymbols_be', 'goog.i18n.NumberFormatSymbols_bg', 'goog.i18n.NumberFormatSymbols_bn', 'goog.i18n.NumberFormatSymbols_bn_u_nu_latn', 'goog.i18n.NumberFormatSymbols_br', 'goog.i18n.NumberFormatSymbols_bs', 'goog.i18n.NumberFormatSymbols_ca', 'goog.i18n.NumberFormatSymbols_chr', 'goog.i18n.NumberFormatSymbols_cs', 'goog.i18n.NumberFormatSymbols_cy', 'goog.i18n.NumberFormatSymbols_da', 'goog.i18n.NumberFormatSymbols_de', 'goog.i18n.NumberFormatSymbols_de_AT', 'goog.i18n.NumberFormatSymbols_de_CH', 'goog.i18n.NumberFormatSymbols_el', 'goog.i18n.NumberFormatSymbols_en', 'goog.i18n.NumberFormatSymbols_en_AU', 'goog.i18n.NumberFormatSymbols_en_CA', 'goog.i18n.NumberFormatSymbols_en_GB', 'goog.i18n.NumberFormatSymbols_en_IE', 'goog.i18n.NumberFormatSymbols_en_IN', 'goog.i18n.NumberFormatSymbols_en_SG', 'goog.i18n.NumberFormatSymbols_en_US', 'goog.i18n.NumberFormatSymbols_en_ZA', 'goog.i18n.NumberFormatSymbols_es', 'goog.i18n.NumberFormatSymbols_es_419', 'goog.i18n.NumberFormatSymbols_es_ES', 'goog.i18n.NumberFormatSymbols_es_MX', 'goog.i18n.NumberFormatSymbols_es_US', 'goog.i18n.NumberFormatSymbols_et', 'goog.i18n.NumberFormatSymbols_eu', 'goog.i18n.NumberFormatSymbols_fa', 'goog.i18n.NumberFormatSymbols_fa_u_nu_latn', 'goog.i18n.NumberFormatSymbols_fi', 'goog.i18n.NumberFormatSymbols_fil', 'goog.i18n.NumberFormatSymbols_fr', 'goog.i18n.NumberFormatSymbols_fr_CA', 'goog.i18n.NumberFormatSymbols_ga', 'goog.i18n.NumberFormatSymbols_gl', 'goog.i18n.NumberFormatSymbols_gsw', 'goog.i18n.NumberFormatSymbols_gu', 'goog.i18n.NumberFormatSymbols_haw', 'goog.i18n.NumberFormatSymbols_he', 'goog.i18n.NumberFormatSymbols_hi', 'goog.i18n.NumberFormatSymbols_hr', 'goog.i18n.NumberFormatSymbols_hu', 'goog.i18n.NumberFormatSymbols_hy', 'goog.i18n.NumberFormatSymbols_id', 'goog.i18n.NumberFormatSymbols_in', 'goog.i18n.NumberFormatSymbols_is', 'goog.i18n.NumberFormatSymbols_it', 'goog.i18n.NumberFormatSymbols_iw', 'goog.i18n.NumberFormatSymbols_ja', 'goog.i18n.NumberFormatSymbols_ka', 'goog.i18n.NumberFormatSymbols_kk', 'goog.i18n.NumberFormatSymbols_km', 'goog.i18n.NumberFormatSymbols_kn', 'goog.i18n.NumberFormatSymbols_ko', 'goog.i18n.NumberFormatSymbols_ky', 'goog.i18n.NumberFormatSymbols_ln', 'goog.i18n.NumberFormatSymbols_lo', 'goog.i18n.NumberFormatSymbols_lt', 'goog.i18n.NumberFormatSymbols_lv', 'goog.i18n.NumberFormatSymbols_mk', 'goog.i18n.NumberFormatSymbols_ml', 'goog.i18n.NumberFormatSymbols_mn', 'goog.i18n.NumberFormatSymbols_mo', 'goog.i18n.NumberFormatSymbols_mr', 'goog.i18n.NumberFormatSymbols_mr_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ms', 'goog.i18n.NumberFormatSymbols_mt', 'goog.i18n.NumberFormatSymbols_my', 'goog.i18n.NumberFormatSymbols_my_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nb', 'goog.i18n.NumberFormatSymbols_ne', 'goog.i18n.NumberFormatSymbols_ne_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nl', 'goog.i18n.NumberFormatSymbols_no', 'goog.i18n.NumberFormatSymbols_no_NO', 'goog.i18n.NumberFormatSymbols_or', 'goog.i18n.NumberFormatSymbols_pa', 'goog.i18n.NumberFormatSymbols_pl', 'goog.i18n.NumberFormatSymbols_pt', 'goog.i18n.NumberFormatSymbols_pt_BR', 'goog.i18n.NumberFormatSymbols_pt_PT', 'goog.i18n.NumberFormatSymbols_ro', 'goog.i18n.NumberFormatSymbols_ru', 'goog.i18n.NumberFormatSymbols_sh', 'goog.i18n.NumberFormatSymbols_si', 'goog.i18n.NumberFormatSymbols_sk', 'goog.i18n.NumberFormatSymbols_sl', 'goog.i18n.NumberFormatSymbols_sq', 'goog.i18n.NumberFormatSymbols_sr', 'goog.i18n.NumberFormatSymbols_sr_Latn', 'goog.i18n.NumberFormatSymbols_sv', 'goog.i18n.NumberFormatSymbols_sw', 'goog.i18n.NumberFormatSymbols_ta', 'goog.i18n.NumberFormatSymbols_te', 'goog.i18n.NumberFormatSymbols_th', 'goog.i18n.NumberFormatSymbols_tl', 'goog.i18n.NumberFormatSymbols_tr', 'goog.i18n.NumberFormatSymbols_uk', 'goog.i18n.NumberFormatSymbols_ur', 'goog.i18n.NumberFormatSymbols_uz', 'goog.i18n.NumberFormatSymbols_vi', 'goog.i18n.NumberFormatSymbols_zh', 'goog.i18n.NumberFormatSymbols_zh_CN', 'goog.i18n.NumberFormatSymbols_zh_HK', 'goog.i18n.NumberFormatSymbols_zh_TW', 'goog.i18n.NumberFormatSymbols_zu'], []);
 goog.addDependency("i18n/numberformatsymbolsext.js", ['goog.i18n.NumberFormatSymbolsExt', 'goog.i18n.NumberFormatSymbols_af_NA', 'goog.i18n.NumberFormatSymbols_af_ZA', 'goog.i18n.NumberFormatSymbols_agq', 'goog.i18n.NumberFormatSymbols_agq_CM', 'goog.i18n.NumberFormatSymbols_ak', 'goog.i18n.NumberFormatSymbols_ak_GH', 'goog.i18n.NumberFormatSymbols_am_ET', 'goog.i18n.NumberFormatSymbols_ar_001', 'goog.i18n.NumberFormatSymbols_ar_001_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_AE', 'goog.i18n.NumberFormatSymbols_ar_AE_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_BH', 'goog.i18n.NumberFormatSymbols_ar_BH_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_DJ', 'goog.i18n.NumberFormatSymbols_ar_DJ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_EG', 'goog.i18n.NumberFormatSymbols_ar_EG_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_EH', 'goog.i18n.NumberFormatSymbols_ar_ER', 'goog.i18n.NumberFormatSymbols_ar_ER_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_IL', 'goog.i18n.NumberFormatSymbols_ar_IL_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_IQ', 'goog.i18n.NumberFormatSymbols_ar_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_JO', 'goog.i18n.NumberFormatSymbols_ar_JO_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_KM', 'goog.i18n.NumberFormatSymbols_ar_KM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_KW', 'goog.i18n.NumberFormatSymbols_ar_KW_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_LB', 'goog.i18n.NumberFormatSymbols_ar_LB_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_LY', 'goog.i18n.NumberFormatSymbols_ar_MA', 'goog.i18n.NumberFormatSymbols_ar_MR', 'goog.i18n.NumberFormatSymbols_ar_MR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_OM', 'goog.i18n.NumberFormatSymbols_ar_OM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_PS', 'goog.i18n.NumberFormatSymbols_ar_PS_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_QA', 'goog.i18n.NumberFormatSymbols_ar_QA_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SA', 'goog.i18n.NumberFormatSymbols_ar_SA_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SD', 'goog.i18n.NumberFormatSymbols_ar_SD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SO', 'goog.i18n.NumberFormatSymbols_ar_SO_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SS', 'goog.i18n.NumberFormatSymbols_ar_SS_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_SY', 'goog.i18n.NumberFormatSymbols_ar_SY_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_TD', 'goog.i18n.NumberFormatSymbols_ar_TD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ar_TN', 'goog.i18n.NumberFormatSymbols_ar_XB', 'goog.i18n.NumberFormatSymbols_ar_YE', 'goog.i18n.NumberFormatSymbols_ar_YE_u_nu_latn', 'goog.i18n.NumberFormatSymbols_as', 'goog.i18n.NumberFormatSymbols_as_u_nu_latn', 'goog.i18n.NumberFormatSymbols_as_IN', 'goog.i18n.NumberFormatSymbols_as_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_asa', 'goog.i18n.NumberFormatSymbols_asa_TZ', 'goog.i18n.NumberFormatSymbols_ast', 'goog.i18n.NumberFormatSymbols_ast_ES', 'goog.i18n.NumberFormatSymbols_az_Cyrl', 'goog.i18n.NumberFormatSymbols_az_Cyrl_AZ', 'goog.i18n.NumberFormatSymbols_az_Latn', 'goog.i18n.NumberFormatSymbols_az_Latn_AZ', 'goog.i18n.NumberFormatSymbols_bas', 'goog.i18n.NumberFormatSymbols_bas_CM', 'goog.i18n.NumberFormatSymbols_be_BY', 'goog.i18n.NumberFormatSymbols_bem', 'goog.i18n.NumberFormatSymbols_bem_ZM', 'goog.i18n.NumberFormatSymbols_bez', 'goog.i18n.NumberFormatSymbols_bez_TZ', 'goog.i18n.NumberFormatSymbols_bg_BG', 'goog.i18n.NumberFormatSymbols_bm', 'goog.i18n.NumberFormatSymbols_bm_ML', 'goog.i18n.NumberFormatSymbols_bn_BD', 'goog.i18n.NumberFormatSymbols_bn_BD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_bn_IN', 'goog.i18n.NumberFormatSymbols_bn_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_bo', 'goog.i18n.NumberFormatSymbols_bo_CN', 'goog.i18n.NumberFormatSymbols_bo_IN', 'goog.i18n.NumberFormatSymbols_br_FR', 'goog.i18n.NumberFormatSymbols_brx', 'goog.i18n.NumberFormatSymbols_brx_IN', 'goog.i18n.NumberFormatSymbols_bs_Cyrl', 'goog.i18n.NumberFormatSymbols_bs_Cyrl_BA', 'goog.i18n.NumberFormatSymbols_bs_Latn', 'goog.i18n.NumberFormatSymbols_bs_Latn_BA', 'goog.i18n.NumberFormatSymbols_ca_AD', 'goog.i18n.NumberFormatSymbols_ca_ES', 'goog.i18n.NumberFormatSymbols_ca_FR', 'goog.i18n.NumberFormatSymbols_ca_IT', 'goog.i18n.NumberFormatSymbols_ccp', 'goog.i18n.NumberFormatSymbols_ccp_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ccp_BD', 'goog.i18n.NumberFormatSymbols_ccp_BD_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ccp_IN', 'goog.i18n.NumberFormatSymbols_ccp_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ce', 'goog.i18n.NumberFormatSymbols_ce_RU', 'goog.i18n.NumberFormatSymbols_cgg', 'goog.i18n.NumberFormatSymbols_cgg_UG', 'goog.i18n.NumberFormatSymbols_chr_US', 'goog.i18n.NumberFormatSymbols_ckb', 'goog.i18n.NumberFormatSymbols_ckb_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ckb_IQ', 'goog.i18n.NumberFormatSymbols_ckb_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ckb_IR', 'goog.i18n.NumberFormatSymbols_ckb_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_cs_CZ', 'goog.i18n.NumberFormatSymbols_cy_GB', 'goog.i18n.NumberFormatSymbols_da_DK', 'goog.i18n.NumberFormatSymbols_da_GL', 'goog.i18n.NumberFormatSymbols_dav', 'goog.i18n.NumberFormatSymbols_dav_KE', 'goog.i18n.NumberFormatSymbols_de_BE', 'goog.i18n.NumberFormatSymbols_de_DE', 'goog.i18n.NumberFormatSymbols_de_IT', 'goog.i18n.NumberFormatSymbols_de_LI', 'goog.i18n.NumberFormatSymbols_de_LU', 'goog.i18n.NumberFormatSymbols_dje', 'goog.i18n.NumberFormatSymbols_dje_NE', 'goog.i18n.NumberFormatSymbols_dsb', 'goog.i18n.NumberFormatSymbols_dsb_DE', 'goog.i18n.NumberFormatSymbols_dua', 'goog.i18n.NumberFormatSymbols_dua_CM', 'goog.i18n.NumberFormatSymbols_dyo', 'goog.i18n.NumberFormatSymbols_dyo_SN', 'goog.i18n.NumberFormatSymbols_dz', 'goog.i18n.NumberFormatSymbols_dz_u_nu_latn', 'goog.i18n.NumberFormatSymbols_dz_BT', 'goog.i18n.NumberFormatSymbols_dz_BT_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ebu', 'goog.i18n.NumberFormatSymbols_ebu_KE', 'goog.i18n.NumberFormatSymbols_ee', 'goog.i18n.NumberFormatSymbols_ee_GH', 'goog.i18n.NumberFormatSymbols_ee_TG', 'goog.i18n.NumberFormatSymbols_el_CY', 'goog.i18n.NumberFormatSymbols_el_GR', 'goog.i18n.NumberFormatSymbols_en_001', 'goog.i18n.NumberFormatSymbols_en_150', 'goog.i18n.NumberFormatSymbols_en_AG', 'goog.i18n.NumberFormatSymbols_en_AI', 'goog.i18n.NumberFormatSymbols_en_AS', 'goog.i18n.NumberFormatSymbols_en_AT', 'goog.i18n.NumberFormatSymbols_en_BB', 'goog.i18n.NumberFormatSymbols_en_BE', 'goog.i18n.NumberFormatSymbols_en_BI', 'goog.i18n.NumberFormatSymbols_en_BM', 'goog.i18n.NumberFormatSymbols_en_BS', 'goog.i18n.NumberFormatSymbols_en_BW', 'goog.i18n.NumberFormatSymbols_en_BZ', 'goog.i18n.NumberFormatSymbols_en_CC', 'goog.i18n.NumberFormatSymbols_en_CH', 'goog.i18n.NumberFormatSymbols_en_CK', 'goog.i18n.NumberFormatSymbols_en_CM', 'goog.i18n.NumberFormatSymbols_en_CX', 'goog.i18n.NumberFormatSymbols_en_CY', 'goog.i18n.NumberFormatSymbols_en_DE', 'goog.i18n.NumberFormatSymbols_en_DG', 'goog.i18n.NumberFormatSymbols_en_DK', 'goog.i18n.NumberFormatSymbols_en_DM', 'goog.i18n.NumberFormatSymbols_en_ER', 'goog.i18n.NumberFormatSymbols_en_FI', 'goog.i18n.NumberFormatSymbols_en_FJ', 'goog.i18n.NumberFormatSymbols_en_FK', 'goog.i18n.NumberFormatSymbols_en_FM', 'goog.i18n.NumberFormatSymbols_en_GD', 'goog.i18n.NumberFormatSymbols_en_GG', 'goog.i18n.NumberFormatSymbols_en_GH', 'goog.i18n.NumberFormatSymbols_en_GI', 'goog.i18n.NumberFormatSymbols_en_GM', 'goog.i18n.NumberFormatSymbols_en_GU', 'goog.i18n.NumberFormatSymbols_en_GY', 'goog.i18n.NumberFormatSymbols_en_HK', 'goog.i18n.NumberFormatSymbols_en_IL', 'goog.i18n.NumberFormatSymbols_en_IM', 'goog.i18n.NumberFormatSymbols_en_IO', 'goog.i18n.NumberFormatSymbols_en_JE', 'goog.i18n.NumberFormatSymbols_en_JM', 'goog.i18n.NumberFormatSymbols_en_KE', 'goog.i18n.NumberFormatSymbols_en_KI', 'goog.i18n.NumberFormatSymbols_en_KN', 'goog.i18n.NumberFormatSymbols_en_KY', 'goog.i18n.NumberFormatSymbols_en_LC', 'goog.i18n.NumberFormatSymbols_en_LR', 'goog.i18n.NumberFormatSymbols_en_LS', 'goog.i18n.NumberFormatSymbols_en_MG', 'goog.i18n.NumberFormatSymbols_en_MH', 'goog.i18n.NumberFormatSymbols_en_MO', 'goog.i18n.NumberFormatSymbols_en_MP', 'goog.i18n.NumberFormatSymbols_en_MS', 'goog.i18n.NumberFormatSymbols_en_MT', 'goog.i18n.NumberFormatSymbols_en_MU', 'goog.i18n.NumberFormatSymbols_en_MW', 'goog.i18n.NumberFormatSymbols_en_MY', 'goog.i18n.NumberFormatSymbols_en_NA', 'goog.i18n.NumberFormatSymbols_en_NF', 'goog.i18n.NumberFormatSymbols_en_NG', 'goog.i18n.NumberFormatSymbols_en_NL', 'goog.i18n.NumberFormatSymbols_en_NR', 'goog.i18n.NumberFormatSymbols_en_NU', 'goog.i18n.NumberFormatSymbols_en_NZ', 'goog.i18n.NumberFormatSymbols_en_PG', 'goog.i18n.NumberFormatSymbols_en_PH', 'goog.i18n.NumberFormatSymbols_en_PK', 'goog.i18n.NumberFormatSymbols_en_PN', 'goog.i18n.NumberFormatSymbols_en_PR', 'goog.i18n.NumberFormatSymbols_en_PW', 'goog.i18n.NumberFormatSymbols_en_RW', 'goog.i18n.NumberFormatSymbols_en_SB', 'goog.i18n.NumberFormatSymbols_en_SC', 'goog.i18n.NumberFormatSymbols_en_SD', 'goog.i18n.NumberFormatSymbols_en_SE', 'goog.i18n.NumberFormatSymbols_en_SH', 'goog.i18n.NumberFormatSymbols_en_SI', 'goog.i18n.NumberFormatSymbols_en_SL', 'goog.i18n.NumberFormatSymbols_en_SS', 'goog.i18n.NumberFormatSymbols_en_SX', 'goog.i18n.NumberFormatSymbols_en_SZ', 'goog.i18n.NumberFormatSymbols_en_TC', 'goog.i18n.NumberFormatSymbols_en_TK', 'goog.i18n.NumberFormatSymbols_en_TO', 'goog.i18n.NumberFormatSymbols_en_TT', 'goog.i18n.NumberFormatSymbols_en_TV', 'goog.i18n.NumberFormatSymbols_en_TZ', 'goog.i18n.NumberFormatSymbols_en_UG', 'goog.i18n.NumberFormatSymbols_en_UM', 'goog.i18n.NumberFormatSymbols_en_US_POSIX', 'goog.i18n.NumberFormatSymbols_en_VC', 'goog.i18n.NumberFormatSymbols_en_VG', 'goog.i18n.NumberFormatSymbols_en_VI', 'goog.i18n.NumberFormatSymbols_en_VU', 'goog.i18n.NumberFormatSymbols_en_WS', 'goog.i18n.NumberFormatSymbols_en_XA', 'goog.i18n.NumberFormatSymbols_en_ZM', 'goog.i18n.NumberFormatSymbols_en_ZW', 'goog.i18n.NumberFormatSymbols_eo', 'goog.i18n.NumberFormatSymbols_es_AR', 'goog.i18n.NumberFormatSymbols_es_BO', 'goog.i18n.NumberFormatSymbols_es_BR', 'goog.i18n.NumberFormatSymbols_es_BZ', 'goog.i18n.NumberFormatSymbols_es_CL', 'goog.i18n.NumberFormatSymbols_es_CO', 'goog.i18n.NumberFormatSymbols_es_CR', 'goog.i18n.NumberFormatSymbols_es_CU', 'goog.i18n.NumberFormatSymbols_es_DO', 'goog.i18n.NumberFormatSymbols_es_EA', 'goog.i18n.NumberFormatSymbols_es_EC', 'goog.i18n.NumberFormatSymbols_es_GQ', 'goog.i18n.NumberFormatSymbols_es_GT', 'goog.i18n.NumberFormatSymbols_es_HN', 'goog.i18n.NumberFormatSymbols_es_IC', 'goog.i18n.NumberFormatSymbols_es_NI', 'goog.i18n.NumberFormatSymbols_es_PA', 'goog.i18n.NumberFormatSymbols_es_PE', 'goog.i18n.NumberFormatSymbols_es_PH', 'goog.i18n.NumberFormatSymbols_es_PR', 'goog.i18n.NumberFormatSymbols_es_PY', 'goog.i18n.NumberFormatSymbols_es_SV', 'goog.i18n.NumberFormatSymbols_es_UY', 'goog.i18n.NumberFormatSymbols_es_VE', 'goog.i18n.NumberFormatSymbols_et_EE', 'goog.i18n.NumberFormatSymbols_eu_ES', 'goog.i18n.NumberFormatSymbols_ewo', 'goog.i18n.NumberFormatSymbols_ewo_CM', 'goog.i18n.NumberFormatSymbols_fa_AF', 'goog.i18n.NumberFormatSymbols_fa_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_fa_IR', 'goog.i18n.NumberFormatSymbols_fa_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ff', 'goog.i18n.NumberFormatSymbols_ff_CM', 'goog.i18n.NumberFormatSymbols_ff_GN', 'goog.i18n.NumberFormatSymbols_ff_MR', 'goog.i18n.NumberFormatSymbols_ff_SN', 'goog.i18n.NumberFormatSymbols_fi_FI', 'goog.i18n.NumberFormatSymbols_fil_PH', 'goog.i18n.NumberFormatSymbols_fo', 'goog.i18n.NumberFormatSymbols_fo_DK', 'goog.i18n.NumberFormatSymbols_fo_FO', 'goog.i18n.NumberFormatSymbols_fr_BE', 'goog.i18n.NumberFormatSymbols_fr_BF', 'goog.i18n.NumberFormatSymbols_fr_BI', 'goog.i18n.NumberFormatSymbols_fr_BJ', 'goog.i18n.NumberFormatSymbols_fr_BL', 'goog.i18n.NumberFormatSymbols_fr_CD', 'goog.i18n.NumberFormatSymbols_fr_CF', 'goog.i18n.NumberFormatSymbols_fr_CG', 'goog.i18n.NumberFormatSymbols_fr_CH', 'goog.i18n.NumberFormatSymbols_fr_CI', 'goog.i18n.NumberFormatSymbols_fr_CM', 'goog.i18n.NumberFormatSymbols_fr_DJ', 'goog.i18n.NumberFormatSymbols_fr_DZ', 'goog.i18n.NumberFormatSymbols_fr_FR', 'goog.i18n.NumberFormatSymbols_fr_GA', 'goog.i18n.NumberFormatSymbols_fr_GF', 'goog.i18n.NumberFormatSymbols_fr_GN', 'goog.i18n.NumberFormatSymbols_fr_GP', 'goog.i18n.NumberFormatSymbols_fr_GQ', 'goog.i18n.NumberFormatSymbols_fr_HT', 'goog.i18n.NumberFormatSymbols_fr_KM', 'goog.i18n.NumberFormatSymbols_fr_LU', 'goog.i18n.NumberFormatSymbols_fr_MA', 'goog.i18n.NumberFormatSymbols_fr_MC', 'goog.i18n.NumberFormatSymbols_fr_MF', 'goog.i18n.NumberFormatSymbols_fr_MG', 'goog.i18n.NumberFormatSymbols_fr_ML', 'goog.i18n.NumberFormatSymbols_fr_MQ', 'goog.i18n.NumberFormatSymbols_fr_MR', 'goog.i18n.NumberFormatSymbols_fr_MU', 'goog.i18n.NumberFormatSymbols_fr_NC', 'goog.i18n.NumberFormatSymbols_fr_NE', 'goog.i18n.NumberFormatSymbols_fr_PF', 'goog.i18n.NumberFormatSymbols_fr_PM', 'goog.i18n.NumberFormatSymbols_fr_RE', 'goog.i18n.NumberFormatSymbols_fr_RW', 'goog.i18n.NumberFormatSymbols_fr_SC', 'goog.i18n.NumberFormatSymbols_fr_SN', 'goog.i18n.NumberFormatSymbols_fr_SY', 'goog.i18n.NumberFormatSymbols_fr_TD', 'goog.i18n.NumberFormatSymbols_fr_TG', 'goog.i18n.NumberFormatSymbols_fr_TN', 'goog.i18n.NumberFormatSymbols_fr_VU', 'goog.i18n.NumberFormatSymbols_fr_WF', 'goog.i18n.NumberFormatSymbols_fr_YT', 'goog.i18n.NumberFormatSymbols_fur', 'goog.i18n.NumberFormatSymbols_fur_IT', 'goog.i18n.NumberFormatSymbols_fy', 'goog.i18n.NumberFormatSymbols_fy_NL', 'goog.i18n.NumberFormatSymbols_ga_IE', 'goog.i18n.NumberFormatSymbols_gd', 'goog.i18n.NumberFormatSymbols_gd_GB', 'goog.i18n.NumberFormatSymbols_gl_ES', 'goog.i18n.NumberFormatSymbols_gsw_CH', 'goog.i18n.NumberFormatSymbols_gsw_FR', 'goog.i18n.NumberFormatSymbols_gsw_LI', 'goog.i18n.NumberFormatSymbols_gu_IN', 'goog.i18n.NumberFormatSymbols_guz', 'goog.i18n.NumberFormatSymbols_guz_KE', 'goog.i18n.NumberFormatSymbols_gv', 'goog.i18n.NumberFormatSymbols_gv_IM', 'goog.i18n.NumberFormatSymbols_ha', 'goog.i18n.NumberFormatSymbols_ha_GH', 'goog.i18n.NumberFormatSymbols_ha_NE', 'goog.i18n.NumberFormatSymbols_ha_NG', 'goog.i18n.NumberFormatSymbols_haw_US', 'goog.i18n.NumberFormatSymbols_he_IL', 'goog.i18n.NumberFormatSymbols_hi_IN', 'goog.i18n.NumberFormatSymbols_hr_BA', 'goog.i18n.NumberFormatSymbols_hr_HR', 'goog.i18n.NumberFormatSymbols_hsb', 'goog.i18n.NumberFormatSymbols_hsb_DE', 'goog.i18n.NumberFormatSymbols_hu_HU', 'goog.i18n.NumberFormatSymbols_hy_AM', 'goog.i18n.NumberFormatSymbols_id_ID', 'goog.i18n.NumberFormatSymbols_ig', 'goog.i18n.NumberFormatSymbols_ig_NG', 'goog.i18n.NumberFormatSymbols_ii', 'goog.i18n.NumberFormatSymbols_ii_CN', 'goog.i18n.NumberFormatSymbols_is_IS', 'goog.i18n.NumberFormatSymbols_it_CH', 'goog.i18n.NumberFormatSymbols_it_IT', 'goog.i18n.NumberFormatSymbols_it_SM', 'goog.i18n.NumberFormatSymbols_it_VA', 'goog.i18n.NumberFormatSymbols_ja_JP', 'goog.i18n.NumberFormatSymbols_jgo', 'goog.i18n.NumberFormatSymbols_jgo_CM', 'goog.i18n.NumberFormatSymbols_jmc', 'goog.i18n.NumberFormatSymbols_jmc_TZ', 'goog.i18n.NumberFormatSymbols_ka_GE', 'goog.i18n.NumberFormatSymbols_kab', 'goog.i18n.NumberFormatSymbols_kab_DZ', 'goog.i18n.NumberFormatSymbols_kam', 'goog.i18n.NumberFormatSymbols_kam_KE', 'goog.i18n.NumberFormatSymbols_kde', 'goog.i18n.NumberFormatSymbols_kde_TZ', 'goog.i18n.NumberFormatSymbols_kea', 'goog.i18n.NumberFormatSymbols_kea_CV', 'goog.i18n.NumberFormatSymbols_khq', 'goog.i18n.NumberFormatSymbols_khq_ML', 'goog.i18n.NumberFormatSymbols_ki', 'goog.i18n.NumberFormatSymbols_ki_KE', 'goog.i18n.NumberFormatSymbols_kk_KZ', 'goog.i18n.NumberFormatSymbols_kkj', 'goog.i18n.NumberFormatSymbols_kkj_CM', 'goog.i18n.NumberFormatSymbols_kl', 'goog.i18n.NumberFormatSymbols_kl_GL', 'goog.i18n.NumberFormatSymbols_kln', 'goog.i18n.NumberFormatSymbols_kln_KE', 'goog.i18n.NumberFormatSymbols_km_KH', 'goog.i18n.NumberFormatSymbols_kn_IN', 'goog.i18n.NumberFormatSymbols_ko_KP', 'goog.i18n.NumberFormatSymbols_ko_KR', 'goog.i18n.NumberFormatSymbols_kok', 'goog.i18n.NumberFormatSymbols_kok_IN', 'goog.i18n.NumberFormatSymbols_ks', 'goog.i18n.NumberFormatSymbols_ks_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ks_IN', 'goog.i18n.NumberFormatSymbols_ks_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ksb', 'goog.i18n.NumberFormatSymbols_ksb_TZ', 'goog.i18n.NumberFormatSymbols_ksf', 'goog.i18n.NumberFormatSymbols_ksf_CM', 'goog.i18n.NumberFormatSymbols_ksh', 'goog.i18n.NumberFormatSymbols_ksh_DE', 'goog.i18n.NumberFormatSymbols_kw', 'goog.i18n.NumberFormatSymbols_kw_GB', 'goog.i18n.NumberFormatSymbols_ky_KG', 'goog.i18n.NumberFormatSymbols_lag', 'goog.i18n.NumberFormatSymbols_lag_TZ', 'goog.i18n.NumberFormatSymbols_lb', 'goog.i18n.NumberFormatSymbols_lb_LU', 'goog.i18n.NumberFormatSymbols_lg', 'goog.i18n.NumberFormatSymbols_lg_UG', 'goog.i18n.NumberFormatSymbols_lkt', 'goog.i18n.NumberFormatSymbols_lkt_US', 'goog.i18n.NumberFormatSymbols_ln_AO', 'goog.i18n.NumberFormatSymbols_ln_CD', 'goog.i18n.NumberFormatSymbols_ln_CF', 'goog.i18n.NumberFormatSymbols_ln_CG', 'goog.i18n.NumberFormatSymbols_lo_LA', 'goog.i18n.NumberFormatSymbols_lrc', 'goog.i18n.NumberFormatSymbols_lrc_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lrc_IQ', 'goog.i18n.NumberFormatSymbols_lrc_IQ_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lrc_IR', 'goog.i18n.NumberFormatSymbols_lrc_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_lt_LT', 'goog.i18n.NumberFormatSymbols_lu', 'goog.i18n.NumberFormatSymbols_lu_CD', 'goog.i18n.NumberFormatSymbols_luo', 'goog.i18n.NumberFormatSymbols_luo_KE', 'goog.i18n.NumberFormatSymbols_luy', 'goog.i18n.NumberFormatSymbols_luy_KE', 'goog.i18n.NumberFormatSymbols_lv_LV', 'goog.i18n.NumberFormatSymbols_mas', 'goog.i18n.NumberFormatSymbols_mas_KE', 'goog.i18n.NumberFormatSymbols_mas_TZ', 'goog.i18n.NumberFormatSymbols_mer', 'goog.i18n.NumberFormatSymbols_mer_KE', 'goog.i18n.NumberFormatSymbols_mfe', 'goog.i18n.NumberFormatSymbols_mfe_MU', 'goog.i18n.NumberFormatSymbols_mg', 'goog.i18n.NumberFormatSymbols_mg_MG', 'goog.i18n.NumberFormatSymbols_mgh', 'goog.i18n.NumberFormatSymbols_mgh_MZ', 'goog.i18n.NumberFormatSymbols_mgo', 'goog.i18n.NumberFormatSymbols_mgo_CM', 'goog.i18n.NumberFormatSymbols_mk_MK', 'goog.i18n.NumberFormatSymbols_ml_IN', 'goog.i18n.NumberFormatSymbols_mn_MN', 'goog.i18n.NumberFormatSymbols_mr_IN', 'goog.i18n.NumberFormatSymbols_mr_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ms_BN', 'goog.i18n.NumberFormatSymbols_ms_MY', 'goog.i18n.NumberFormatSymbols_ms_SG', 'goog.i18n.NumberFormatSymbols_mt_MT', 'goog.i18n.NumberFormatSymbols_mua', 'goog.i18n.NumberFormatSymbols_mua_CM', 'goog.i18n.NumberFormatSymbols_my_MM', 'goog.i18n.NumberFormatSymbols_my_MM_u_nu_latn', 'goog.i18n.NumberFormatSymbols_mzn', 'goog.i18n.NumberFormatSymbols_mzn_u_nu_latn', 'goog.i18n.NumberFormatSymbols_mzn_IR', 'goog.i18n.NumberFormatSymbols_mzn_IR_u_nu_latn', 'goog.i18n.NumberFormatSymbols_naq', 'goog.i18n.NumberFormatSymbols_naq_NA', 'goog.i18n.NumberFormatSymbols_nb_NO', 'goog.i18n.NumberFormatSymbols_nb_SJ', 'goog.i18n.NumberFormatSymbols_nd', 'goog.i18n.NumberFormatSymbols_nd_ZW', 'goog.i18n.NumberFormatSymbols_nds', 'goog.i18n.NumberFormatSymbols_nds_DE', 'goog.i18n.NumberFormatSymbols_nds_NL', 'goog.i18n.NumberFormatSymbols_ne_IN', 'goog.i18n.NumberFormatSymbols_ne_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ne_NP', 'goog.i18n.NumberFormatSymbols_ne_NP_u_nu_latn', 'goog.i18n.NumberFormatSymbols_nl_AW', 'goog.i18n.NumberFormatSymbols_nl_BE', 'goog.i18n.NumberFormatSymbols_nl_BQ', 'goog.i18n.NumberFormatSymbols_nl_CW', 'goog.i18n.NumberFormatSymbols_nl_NL', 'goog.i18n.NumberFormatSymbols_nl_SR', 'goog.i18n.NumberFormatSymbols_nl_SX', 'goog.i18n.NumberFormatSymbols_nmg', 'goog.i18n.NumberFormatSymbols_nmg_CM', 'goog.i18n.NumberFormatSymbols_nn', 'goog.i18n.NumberFormatSymbols_nn_NO', 'goog.i18n.NumberFormatSymbols_nnh', 'goog.i18n.NumberFormatSymbols_nnh_CM', 'goog.i18n.NumberFormatSymbols_nus', 'goog.i18n.NumberFormatSymbols_nus_SS', 'goog.i18n.NumberFormatSymbols_nyn', 'goog.i18n.NumberFormatSymbols_nyn_UG', 'goog.i18n.NumberFormatSymbols_om', 'goog.i18n.NumberFormatSymbols_om_ET', 'goog.i18n.NumberFormatSymbols_om_KE', 'goog.i18n.NumberFormatSymbols_or_IN', 'goog.i18n.NumberFormatSymbols_os', 'goog.i18n.NumberFormatSymbols_os_GE', 'goog.i18n.NumberFormatSymbols_os_RU', 'goog.i18n.NumberFormatSymbols_pa_Arab', 'goog.i18n.NumberFormatSymbols_pa_Arab_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pa_Arab_PK', 'goog.i18n.NumberFormatSymbols_pa_Arab_PK_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pa_Guru', 'goog.i18n.NumberFormatSymbols_pa_Guru_IN', 'goog.i18n.NumberFormatSymbols_pl_PL', 'goog.i18n.NumberFormatSymbols_ps', 'goog.i18n.NumberFormatSymbols_ps_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ps_AF', 'goog.i18n.NumberFormatSymbols_ps_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_pt_AO', 'goog.i18n.NumberFormatSymbols_pt_CH', 'goog.i18n.NumberFormatSymbols_pt_CV', 'goog.i18n.NumberFormatSymbols_pt_GQ', 'goog.i18n.NumberFormatSymbols_pt_GW', 'goog.i18n.NumberFormatSymbols_pt_LU', 'goog.i18n.NumberFormatSymbols_pt_MO', 'goog.i18n.NumberFormatSymbols_pt_MZ', 'goog.i18n.NumberFormatSymbols_pt_ST', 'goog.i18n.NumberFormatSymbols_pt_TL', 'goog.i18n.NumberFormatSymbols_qu', 'goog.i18n.NumberFormatSymbols_qu_BO', 'goog.i18n.NumberFormatSymbols_qu_EC', 'goog.i18n.NumberFormatSymbols_qu_PE', 'goog.i18n.NumberFormatSymbols_rm', 'goog.i18n.NumberFormatSymbols_rm_CH', 'goog.i18n.NumberFormatSymbols_rn', 'goog.i18n.NumberFormatSymbols_rn_BI', 'goog.i18n.NumberFormatSymbols_ro_MD', 'goog.i18n.NumberFormatSymbols_ro_RO', 'goog.i18n.NumberFormatSymbols_rof', 'goog.i18n.NumberFormatSymbols_rof_TZ', 'goog.i18n.NumberFormatSymbols_ru_BY', 'goog.i18n.NumberFormatSymbols_ru_KG', 'goog.i18n.NumberFormatSymbols_ru_KZ', 'goog.i18n.NumberFormatSymbols_ru_MD', 'goog.i18n.NumberFormatSymbols_ru_RU', 'goog.i18n.NumberFormatSymbols_ru_UA', 'goog.i18n.NumberFormatSymbols_rw', 'goog.i18n.NumberFormatSymbols_rw_RW', 'goog.i18n.NumberFormatSymbols_rwk', 'goog.i18n.NumberFormatSymbols_rwk_TZ', 'goog.i18n.NumberFormatSymbols_sah', 'goog.i18n.NumberFormatSymbols_sah_RU', 'goog.i18n.NumberFormatSymbols_saq', 'goog.i18n.NumberFormatSymbols_saq_KE', 'goog.i18n.NumberFormatSymbols_sbp', 'goog.i18n.NumberFormatSymbols_sbp_TZ', 'goog.i18n.NumberFormatSymbols_se', 'goog.i18n.NumberFormatSymbols_se_FI', 'goog.i18n.NumberFormatSymbols_se_NO', 'goog.i18n.NumberFormatSymbols_se_SE', 'goog.i18n.NumberFormatSymbols_seh', 'goog.i18n.NumberFormatSymbols_seh_MZ', 'goog.i18n.NumberFormatSymbols_ses', 'goog.i18n.NumberFormatSymbols_ses_ML', 'goog.i18n.NumberFormatSymbols_sg', 'goog.i18n.NumberFormatSymbols_sg_CF', 'goog.i18n.NumberFormatSymbols_shi', 'goog.i18n.NumberFormatSymbols_shi_Latn', 'goog.i18n.NumberFormatSymbols_shi_Latn_MA', 'goog.i18n.NumberFormatSymbols_shi_Tfng', 'goog.i18n.NumberFormatSymbols_shi_Tfng_MA', 'goog.i18n.NumberFormatSymbols_si_LK', 'goog.i18n.NumberFormatSymbols_sk_SK', 'goog.i18n.NumberFormatSymbols_sl_SI', 'goog.i18n.NumberFormatSymbols_smn', 'goog.i18n.NumberFormatSymbols_smn_FI', 'goog.i18n.NumberFormatSymbols_sn', 'goog.i18n.NumberFormatSymbols_sn_ZW', 'goog.i18n.NumberFormatSymbols_so', 'goog.i18n.NumberFormatSymbols_so_DJ', 'goog.i18n.NumberFormatSymbols_so_ET', 'goog.i18n.NumberFormatSymbols_so_KE', 'goog.i18n.NumberFormatSymbols_so_SO', 'goog.i18n.NumberFormatSymbols_sq_AL', 'goog.i18n.NumberFormatSymbols_sq_MK', 'goog.i18n.NumberFormatSymbols_sq_XK', 'goog.i18n.NumberFormatSymbols_sr_Cyrl', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_BA', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_ME', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_RS', 'goog.i18n.NumberFormatSymbols_sr_Cyrl_XK', 'goog.i18n.NumberFormatSymbols_sr_Latn_BA', 'goog.i18n.NumberFormatSymbols_sr_Latn_ME', 'goog.i18n.NumberFormatSymbols_sr_Latn_RS', 'goog.i18n.NumberFormatSymbols_sr_Latn_XK', 'goog.i18n.NumberFormatSymbols_sv_AX', 'goog.i18n.NumberFormatSymbols_sv_FI', 'goog.i18n.NumberFormatSymbols_sv_SE', 'goog.i18n.NumberFormatSymbols_sw_CD', 'goog.i18n.NumberFormatSymbols_sw_KE', 'goog.i18n.NumberFormatSymbols_sw_TZ', 'goog.i18n.NumberFormatSymbols_sw_UG', 'goog.i18n.NumberFormatSymbols_ta_IN', 'goog.i18n.NumberFormatSymbols_ta_LK', 'goog.i18n.NumberFormatSymbols_ta_MY', 'goog.i18n.NumberFormatSymbols_ta_SG', 'goog.i18n.NumberFormatSymbols_te_IN', 'goog.i18n.NumberFormatSymbols_teo', 'goog.i18n.NumberFormatSymbols_teo_KE', 'goog.i18n.NumberFormatSymbols_teo_UG', 'goog.i18n.NumberFormatSymbols_tg', 'goog.i18n.NumberFormatSymbols_tg_TJ', 'goog.i18n.NumberFormatSymbols_th_TH', 'goog.i18n.NumberFormatSymbols_ti', 'goog.i18n.NumberFormatSymbols_ti_ER', 'goog.i18n.NumberFormatSymbols_ti_ET', 'goog.i18n.NumberFormatSymbols_to', 'goog.i18n.NumberFormatSymbols_to_TO', 'goog.i18n.NumberFormatSymbols_tr_CY', 'goog.i18n.NumberFormatSymbols_tr_TR', 'goog.i18n.NumberFormatSymbols_tt', 'goog.i18n.NumberFormatSymbols_tt_RU', 'goog.i18n.NumberFormatSymbols_twq', 'goog.i18n.NumberFormatSymbols_twq_NE', 'goog.i18n.NumberFormatSymbols_tzm', 'goog.i18n.NumberFormatSymbols_tzm_MA', 'goog.i18n.NumberFormatSymbols_ug', 'goog.i18n.NumberFormatSymbols_ug_CN', 'goog.i18n.NumberFormatSymbols_uk_UA', 'goog.i18n.NumberFormatSymbols_ur_IN', 'goog.i18n.NumberFormatSymbols_ur_IN_u_nu_latn', 'goog.i18n.NumberFormatSymbols_ur_PK', 'goog.i18n.NumberFormatSymbols_uz_Arab', 'goog.i18n.NumberFormatSymbols_uz_Arab_u_nu_latn', 'goog.i18n.NumberFormatSymbols_uz_Arab_AF', 'goog.i18n.NumberFormatSymbols_uz_Arab_AF_u_nu_latn', 'goog.i18n.NumberFormatSymbols_uz_Cyrl', 'goog.i18n.NumberFormatSymbols_uz_Cyrl_UZ', 'goog.i18n.NumberFormatSymbols_uz_Latn', 'goog.i18n.NumberFormatSymbols_uz_Latn_UZ', 'goog.i18n.NumberFormatSymbols_vai', 'goog.i18n.NumberFormatSymbols_vai_Latn', 'goog.i18n.NumberFormatSymbols_vai_Latn_LR', 'goog.i18n.NumberFormatSymbols_vai_Vaii', 'goog.i18n.NumberFormatSymbols_vai_Vaii_LR', 'goog.i18n.NumberFormatSymbols_vi_VN', 'goog.i18n.NumberFormatSymbols_vun', 'goog.i18n.NumberFormatSymbols_vun_TZ', 'goog.i18n.NumberFormatSymbols_wae', 'goog.i18n.NumberFormatSymbols_wae_CH', 'goog.i18n.NumberFormatSymbols_wo', 'goog.i18n.NumberFormatSymbols_wo_SN', 'goog.i18n.NumberFormatSymbols_xog', 'goog.i18n.NumberFormatSymbols_xog_UG', 'goog.i18n.NumberFormatSymbols_yav', 'goog.i18n.NumberFormatSymbols_yav_CM', 'goog.i18n.NumberFormatSymbols_yi', 'goog.i18n.NumberFormatSymbols_yi_001', 'goog.i18n.NumberFormatSymbols_yo', 'goog.i18n.NumberFormatSymbols_yo_BJ', 'goog.i18n.NumberFormatSymbols_yo_NG', 'goog.i18n.NumberFormatSymbols_yue', 'goog.i18n.NumberFormatSymbols_yue_Hans', 'goog.i18n.NumberFormatSymbols_yue_Hans_CN', 'goog.i18n.NumberFormatSymbols_yue_Hant', 'goog.i18n.NumberFormatSymbols_yue_Hant_HK', 'goog.i18n.NumberFormatSymbols_zgh', 'goog.i18n.NumberFormatSymbols_zgh_MA', 'goog.i18n.NumberFormatSymbols_zh_Hans', 'goog.i18n.NumberFormatSymbols_zh_Hans_CN', 'goog.i18n.NumberFormatSymbols_zh_Hans_HK', 'goog.i18n.NumberFormatSymbols_zh_Hans_MO', 'goog.i18n.NumberFormatSymbols_zh_Hans_SG', 'goog.i18n.NumberFormatSymbols_zh_Hant', 'goog.i18n.NumberFormatSymbols_zh_Hant_HK', 'goog.i18n.NumberFormatSymbols_zh_Hant_MO', 'goog.i18n.NumberFormatSymbols_zh_Hant_TW', 'goog.i18n.NumberFormatSymbols_zu_ZA'], ['goog.i18n.NumberFormatSymbols', 'goog.i18n.NumberFormatSymbols_u_nu_latn']);
 goog.addDependency("i18n/ordinalrules.js", ['goog.i18n.ordinalRules'], []);
@@ -734,7 +743,7 @@ goog.addDependency("i18n/uchar.js", ['goog.i18n.uChar'], []);
 goog.addDependency("i18n/uchar/localnamefetcher.js", ['goog.i18n.uChar.LocalNameFetcher'], ['goog.i18n.uChar.NameFetcher', 'goog.i18n.uCharNames', 'goog.log']);
 goog.addDependency("i18n/uchar/localnamefetcher_test.js", ['goog.i18n.uChar.LocalNameFetcherTest'], ['goog.i18n.uChar.LocalNameFetcher', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("i18n/uchar/namefetcher.js", ['goog.i18n.uChar.NameFetcher'], []);
-goog.addDependency("i18n/uchar/remotenamefetcher.js", ['goog.i18n.uChar.RemoteNameFetcher'], ['goog.Disposable', 'goog.Uri', 'goog.events', 'goog.i18n.uChar', 'goog.i18n.uChar.NameFetcher', 'goog.log', 'goog.net.EventType', 'goog.net.XhrIo', 'goog.structs.Map']);
+goog.addDependency("i18n/uchar/remotenamefetcher.js", ['goog.i18n.uChar.RemoteNameFetcher'], ['goog.Disposable', 'goog.Uri', 'goog.events', 'goog.i18n.uChar', 'goog.i18n.uChar.NameFetcher', 'goog.log', 'goog.net.EventType', 'goog.net.XhrIo']);
 goog.addDependency("i18n/uchar/remotenamefetcher_test.js", ['goog.i18n.uChar.RemoteNameFetcherTest'], ['goog.i18n.uChar.RemoteNameFetcher', 'goog.net.XhrIo', 'goog.testing.jsunit', 'goog.testing.net.XhrIo', 'goog.testing.recordFunction']);
 goog.addDependency("i18n/uchar_test.js", ['goog.i18n.uCharTest'], ['goog.i18n.uChar', 'goog.testing.jsunit']);
 goog.addDependency("i18n/ucharnames.js", ['goog.i18n.uCharNames'], ['goog.i18n.uChar']);
@@ -743,7 +752,6 @@ goog.addDependency("iter/es6.js", [], []);
 goog.addDependency("iter/es6_test.js", [], ['goog.testing.jsunit']);
 goog.addDependency("iter/iter.js", ['goog.iter', 'goog.iter.Iterable', 'goog.iter.Iterator', 'goog.iter.StopIteration'], ['goog.array', 'goog.asserts', 'goog.functions', 'goog.math']);
 goog.addDependency("iter/iter_test.js", ['goog.iterTest'], ['goog.iter', 'goog.iter.Iterator', 'goog.iter.StopIteration', 'goog.testing.jsunit']);
-goog.addDependency("json/evaljsonprocessor.js", ['goog.json.EvalJsonProcessor'], ['goog.json', 'goog.json.Processor', 'goog.json.Serializer']);
 goog.addDependency("json/hybrid.js", ['goog.json.hybrid'], ['goog.asserts', 'goog.json']);
 goog.addDependency("json/hybrid_test.js", ['goog.json.hybridTest'], ['goog.json', 'goog.json.hybrid', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("json/json.js", ['goog.json', 'goog.json.Replacer', 'goog.json.Reviver', 'goog.json.Serializer'], []);
@@ -751,7 +759,7 @@ goog.addDependency("json/json_perf.js", ['goog.jsonPerf'], ['goog.dom', 'goog.js
 goog.addDependency("json/json_test.js", ['goog.jsonTest'], ['goog.functions', 'goog.json', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("json/nativejsonprocessor.js", ['goog.json.NativeJsonProcessor'], ['goog.asserts', 'goog.json.Processor']);
 goog.addDependency("json/processor.js", ['goog.json.Processor'], ['goog.string.Parser', 'goog.string.Stringifier']);
-goog.addDependency("json/processor_test.js", ['goog.json.processorTest'], ['goog.json.EvalJsonProcessor', 'goog.json.NativeJsonProcessor', 'goog.testing.jsunit', 'goog.userAgent']);
+goog.addDependency("json/processor_test.js", ['goog.json.processorTest'], ['goog.json.NativeJsonProcessor', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("labs/dom/pagevisibilitymonitor.js", ['goog.labs.dom.PageVisibilityEvent', 'goog.labs.dom.PageVisibilityMonitor', 'goog.labs.dom.PageVisibilityState'], ['goog.dom', 'goog.dom.vendor', 'goog.events', 'goog.events.Event', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.memoize']);
 goog.addDependency("labs/dom/pagevisibilitymonitor_test.js", ['goog.labs.dom.PageVisibilityMonitorTest'], ['goog.events', 'goog.functions', 'goog.labs.dom.PageVisibilityMonitor', 'goog.testing.PropertyReplacer', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("labs/events/nondisposableeventtarget.js", ['goog.labs.events.NonDisposableEventTarget'], ['goog.array', 'goog.asserts', 'goog.events.Event', 'goog.events.Listenable', 'goog.events.ListenerMap', 'goog.object']);
@@ -816,7 +824,7 @@ goog.addDependency("labs/testing/environment_test.js", ['goog.labs.testing.envir
 goog.addDependency("labs/testing/environment_usage_test.js", ['goog.labs.testing.environmentUsageTest'], ['goog.labs.testing.Environment']);
 goog.addDependency("labs/testing/json_fuzzing.js", ['goog.labs.testing.JsonFuzzing'], ['goog.string', 'goog.testing.PseudoRandom']);
 goog.addDependency("labs/testing/json_fuzzing_test.js", ['goog.labs.testing.JsonFuzzingTest'], ['goog.json', 'goog.labs.testing.JsonFuzzing', 'goog.testing.asserts', 'goog.testing.jsunit']);
-goog.addDependency("labs/testing/logicmatcher.js", ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.AnyOfMatcher', 'goog.labs.testing.IsNotMatcher'], ['goog.array', 'goog.labs.testing.Matcher']);
+goog.addDependency("labs/testing/logicmatcher.js", ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.AnyOfMatcher', 'goog.labs.testing.IsNotMatcher', 'goog.labs.testing.logicMatchers'], ['goog.array', 'goog.labs.testing.Matcher']);
 goog.addDependency("labs/testing/logicmatcher_test.js", ['goog.labs.testing.logicMatcherTest'], ['goog.labs.testing.AllOfMatcher', 'goog.labs.testing.GreaterThanMatcher', 'goog.labs.testing.MatcherError', 'goog.labs.testing.assertThat', 'goog.testing.jsunit']);
 goog.addDependency("labs/testing/matcher.js", ['goog.labs.testing.Matcher'], []);
 goog.addDependency("labs/testing/numbermatcher.js", ['goog.labs.testing.AnyNumberMatcher', 'goog.labs.testing.CloseToMatcher', 'goog.labs.testing.EqualToMatcher', 'goog.labs.testing.GreaterThanEqualToMatcher', 'goog.labs.testing.GreaterThanMatcher', 'goog.labs.testing.LessThanEqualToMatcher', 'goog.labs.testing.LessThanMatcher'], ['goog.asserts', 'goog.labs.testing.Matcher']);
@@ -929,8 +937,8 @@ goog.addDependency("messaging/portnetwork.js", ['goog.messaging.PortNetwork'], [
 goog.addDependency("messaging/portnetwork_test.js", ['goog.messaging.PortNetworkTest'], ['goog.Promise', 'goog.Timer', 'goog.labs.userAgent.browser', 'goog.messaging.PortChannel', 'goog.messaging.PortOperator', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("messaging/portoperator.js", ['goog.messaging.PortOperator'], ['goog.Disposable', 'goog.asserts', 'goog.log', 'goog.messaging.PortChannel', 'goog.messaging.PortNetwork', 'goog.object']);
 goog.addDependency("messaging/portoperator_test.js", ['goog.messaging.PortOperatorTest'], ['goog.messaging.PortNetwork', 'goog.messaging.PortOperator', 'goog.testing.MockControl', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel', 'goog.testing.messaging.MockMessagePort']);
-goog.addDependency("messaging/respondingchannel.js", ['goog.messaging.RespondingChannel'], ['goog.Disposable', 'goog.log', 'goog.messaging.MultiChannel']);
-goog.addDependency("messaging/respondingchannel_test.js", ['goog.messaging.RespondingChannelTest'], ['goog.messaging.RespondingChannel', 'goog.testing.MockControl', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel']);
+goog.addDependency("messaging/respondingchannel.js", ['goog.messaging.RespondingChannel'], ['goog.Disposable', 'goog.Promise', 'goog.log', 'goog.messaging.MultiChannel']);
+goog.addDependency("messaging/respondingchannel_test.js", ['goog.messaging.RespondingChannelTest'], ['goog.Promise', 'goog.messaging.RespondingChannel', 'goog.testing.MockControl', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.messaging.MockMessageChannel', 'goog.testing.recordFunction']);
 goog.addDependency("messaging/testdata/portchannel_worker.js", ['goog.messaging.testdata.portchannel_worker'], ['goog.messaging.PortChannel']);
 goog.addDependency("messaging/testdata/portnetwork_worker1.js", ['goog.messaging.testdata.portnetwork_worker1'], ['goog.messaging.PortCaller', 'goog.messaging.PortChannel']);
 goog.addDependency("messaging/testdata/portnetwork_worker2.js", ['goog.messaging.testdata.portnetwork_worker2'], ['goog.messaging.PortCaller', 'goog.messaging.PortChannel']);
@@ -973,7 +981,6 @@ goog.addDependency("net/filedownloader_test.js", ['goog.net.FileDownloaderTest']
 goog.addDependency("net/httpstatus.js", ['goog.net.HttpStatus'], []);
 goog.addDependency("net/httpstatusname.js", ['goog.net.HttpStatusName'], []);
 goog.addDependency("net/iframeio.js", ['goog.net.IframeIo', 'goog.net.IframeIo.IncrementalDataEvent'], ['goog.Timer', 'goog.Uri', 'goog.array', 'goog.asserts', 'goog.debug.HtmlFormatter', 'goog.dom', 'goog.dom.InputType', 'goog.dom.TagName', 'goog.dom.safe', 'goog.events', 'goog.events.Event', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.html.uncheckedconversions', 'goog.json', 'goog.log', 'goog.log.Level', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.reflect', 'goog.string', 'goog.string.Const', 'goog.structs', 'goog.userAgent']);
-goog.addDependency("net/iframeio_different_base_test.js", ['goog.net.iframeIoDifferentBaseTest'], ['goog.Promise', 'goog.events', 'goog.net.EventType', 'goog.net.IframeIo', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("net/iframeio_test.js", ['goog.net.IframeIoTest'], ['goog.debug', 'goog.debug.DivConsole', 'goog.debug.LogManager', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.EventType', 'goog.log', 'goog.log.Level', 'goog.net.IframeIo', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("net/iframeloadmonitor.js", ['goog.net.IframeLoadMonitor'], ['goog.dom', 'goog.events', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.userAgent']);
 goog.addDependency("net/iframeloadmonitor_test.js", [], []);
@@ -1276,7 +1283,7 @@ goog.addDependency("testing/jstdtestcaseadapter.js", ['goog.testing.JsTdTestCase
 goog.addDependency("testing/jsunit.js", ['goog.testing.jsunit'], ['goog.dom.TagName', 'goog.testing.TestCase', 'goog.testing.TestRunner', 'goog.userAgent']);
 goog.addDependency("testing/jsunitexception.js", ['goog.testing.JsUnitException'], ['goog.testing.stacktrace']);
 goog.addDependency("testing/loosemock.js", ['goog.testing.LooseExpectationCollection', 'goog.testing.LooseMock'], ['goog.array', 'goog.structs.Map', 'goog.testing.Mock']);
-goog.addDependency("testing/loosemock_test.js", ['goog.testing.LooseMockTest'], ['goog.testing.LooseMock', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.mockmatchers']);
+goog.addDependency("testing/loosemock_test.js", ['goog.testing.LooseMockTest'], ['goog.testing.LooseMock', 'goog.testing.jsunit', 'goog.testing.mockmatchers']);
 goog.addDependency("testing/messaging/mockmessagechannel.js", ['goog.testing.messaging.MockMessageChannel'], ['goog.messaging.AbstractChannel', 'goog.testing.asserts']);
 goog.addDependency("testing/messaging/mockmessageevent.js", ['goog.testing.messaging.MockMessageEvent'], ['goog.events.BrowserEvent', 'goog.events.EventType', 'goog.testing.events.Event']);
 goog.addDependency("testing/messaging/mockmessageport.js", ['goog.testing.messaging.MockMessagePort'], ['goog.events.EventTarget']);
@@ -1334,11 +1341,12 @@ goog.addDependency("testing/style/layoutasserts_test.js", ['goog.testing.style.l
 goog.addDependency("testing/style/style.js", ['goog.testing.style'], ['goog.dom', 'goog.math.Rect', 'goog.style']);
 goog.addDependency("testing/style/style_test.js", ['goog.testing.styleTest'], ['goog.dom', 'goog.dom.TagName', 'goog.style', 'goog.testing.jsunit', 'goog.testing.style']);
 goog.addDependency("testing/testcase.js", ['goog.testing.TestCase', 'goog.testing.TestCase.Error', 'goog.testing.TestCase.Order', 'goog.testing.TestCase.Result', 'goog.testing.TestCase.Test'], ['goog.Promise', 'goog.Thenable', 'goog.array', 'goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.json', 'goog.object', 'goog.testing.JsUnitException', 'goog.testing.asserts']);
-goog.addDependency("testing/testcase_test.js", ['goog.testing.TestCaseTest'], ['goog.Promise', 'goog.Timer', 'goog.functions', 'goog.string', 'goog.testing.ExpectedFailures', 'goog.testing.JsUnitException', 'goog.testing.MethodMock', 'goog.testing.MockRandom', 'goog.testing.PropertyReplacer', 'goog.testing.TestCase', 'goog.testing.jsunit']);
+goog.addDependency("testing/testcase_test.js", ['goog.testing.TestCaseTest'], ['goog.Promise', 'goog.Timer', 'goog.functions', 'goog.testing.ExpectedFailures', 'goog.testing.JsUnitException', 'goog.testing.MethodMock', 'goog.testing.MockRandom', 'goog.testing.PropertyReplacer', 'goog.testing.TestCase', 'goog.testing.jsunit']);
 goog.addDependency("testing/testqueue.js", ['goog.testing.TestQueue'], []);
 goog.addDependency("testing/testrunner.js", ['goog.testing.TestRunner'], ['goog.dom', 'goog.dom.TagName', 'goog.dom.safe', 'goog.testing.TestCase', 'goog.userAgent']);
 goog.addDependency("testing/testrunner_test.js", ['goog.testing.TestRunnerTest'], ['goog.testing.TestCase', 'goog.testing.TestRunner', 'goog.testing.asserts', 'goog.testing.jsunit']);
 goog.addDependency("testing/testsuite.js", ['goog.testing.testSuite'], ['goog.labs.testing.Environment', 'goog.testing.TestCase']);
+goog.addDependency("testing/testsuite_test.js", ['goog.testing.testSuiteTest'], ['goog.testing.TestCase', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.testing.testSuite']);
 goog.addDependency("testing/ui/rendererasserts.js", ['goog.testing.ui.rendererasserts'], ['goog.testing.asserts', 'goog.ui.ControlRenderer']);
 goog.addDependency("testing/ui/rendererasserts_test.js", ['goog.testing.ui.rendererassertsTest'], ['goog.testing.TestCase', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.testing.ui.rendererasserts', 'goog.ui.ControlRenderer']);
 goog.addDependency("testing/ui/rendererharness.js", ['goog.testing.ui.RendererHarness'], ['goog.Disposable', 'goog.dom.NodeType', 'goog.testing.asserts', 'goog.testing.dom']);
@@ -1731,6 +1739,21 @@ goog.require('Blockly.ContextMenu');
 goog.require('Blockly.Css');
 goog.require('Blockly.DraggedConnectionManager');
 goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+goog.require('Blockly.Events.BlockBase');
+goog.require('Blockly.Events.BlockChange');
+goog.require('Blockly.Events.BlockCreate');
+goog.require('Blockly.Events.BlockDelete');
+goog.require('Blockly.Events.BlockMove');
+goog.require('Blockly.Events.Change');
+goog.require('Blockly.Events.Create');
+goog.require('Blockly.Events.Delete');
+goog.require('Blockly.Events.Move');
+goog.require('Blockly.Events.Ui');
+goog.require('Blockly.Events.VarBase');
+goog.require('Blockly.Events.VarCreate');
+goog.require('Blockly.Events.VarDelete');
+goog.require('Blockly.Events.VarRename');
 goog.require('Blockly.Extensions');
 goog.require('Blockly.Field');
 goog.require('Blockly.FieldAngle');
diff --git a/blocks/colour.js b/blocks/colour.js
index c5beb6caf..b0eb506f7 100644
--- a/blocks/colour.js
+++ b/blocks/colour.js
@@ -37,13 +37,10 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * This should be the same as Blockly.Msg.COLOUR_HUE.
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.COLOUR_HUE. (2018 April 5)
  */
 Blockly.Constants.Colour.HUE = 20;
-/** @deprecated Use Blockly.Constants.Colour.HUE */
-Blockly.Blocks.colour.HUE = Blockly.Constants.Colour.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for colour picker.
diff --git a/blocks/lists.js b/blocks/lists.js
index 1700cb593..c401a99ad 100644
--- a/blocks/lists.js
+++ b/blocks/lists.js
@@ -35,16 +35,11 @@ goog.provide('Blockly.Constants.Lists');
 goog.require('Blockly.Blocks');
 goog.require('Blockly');
 
-
 /**
- * Common HSV hue for all blocks in this category.
- * This should be the same as Blockly.Msg.LISTS_HUE.
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.LISTS_HUE. (2018 April 5)
  */
 Blockly.Constants.Lists.HUE = 260;
-/** @deprecated Use Blockly.Constants.Lists.HUE */
-Blockly.Blocks.lists.HUE = Blockly.Constants.Lists.HUE;
-
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for creating an empty list
@@ -138,7 +133,7 @@ Blockly.Blocks['lists_create_with'] = {
    */
   init: function() {
     this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.itemCount_ = 3;
     this.updateShape_();
     this.setOutput(true, 'Array');
@@ -261,7 +256,7 @@ Blockly.Blocks['lists_create_with_container'] = {
    * @this Blockly.Block
    */
   init: function() {
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.appendDummyInput()
         .appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);
     this.appendStatementInput('STACK');
@@ -276,7 +271,7 @@ Blockly.Blocks['lists_create_with_item'] = {
    * @this Blockly.Block
    */
   init: function() {
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.appendDummyInput()
         .appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);
     this.setPreviousStatement(true);
@@ -298,7 +293,7 @@ Blockly.Blocks['lists_indexOf'] = {
           [Blockly.Msg.LISTS_INDEX_OF_LAST, 'LAST']
         ];
     this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.setOutput(true, 'Number');
     this.appendValueInput('VALUE')
         .setCheck('Array')
@@ -336,7 +331,7 @@ Blockly.Blocks['lists_getIndex'] = {
           [Blockly.Msg.LISTS_GET_INDEX_RANDOM, 'RANDOM']
         ];
     this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     var modeMenu = new Blockly.FieldDropdown(MODE, function(value) {
       var isStatement = (value == 'REMOVE');
       this.sourceBlock_.updateStatement_(isStatement);
@@ -520,7 +515,7 @@ Blockly.Blocks['lists_setIndex'] = {
           [Blockly.Msg.LISTS_GET_INDEX_RANDOM, 'RANDOM']
         ];
     this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.appendValueInput('LIST')
         .setCheck('Array')
         .appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
@@ -659,7 +654,7 @@ Blockly.Blocks['lists_getSublist'] = {
           [Blockly.Msg.LISTS_GET_SUBLIST_END_LAST, 'LAST']
         ];
     this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.appendValueInput('LIST')
         .setCheck('Array')
         .appendField(Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST);
@@ -784,7 +779,7 @@ Blockly.Blocks['lists_sort'] = {
         }
       ],
       "output": "Array",
-      "colour": Blockly.Blocks.lists.HUE,
+      "colour": Blockly.Msg.LISTS_HUE,
       "tooltip": Blockly.Msg.LISTS_SORT_TOOLTIP,
       "helpUrl": Blockly.Msg.LISTS_SORT_HELPURL
     });
@@ -808,7 +803,7 @@ Blockly.Blocks['lists_split'] = {
           thisBlock.updateType_(newMode);
         });
     this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);
-    this.setColour(Blockly.Blocks.lists.HUE);
+    this.setColour(Blockly.Msg.LISTS_HUE);
     this.appendValueInput('INPUT')
         .setCheck('String')
         .appendField(dropdown, 'MODE');
diff --git a/blocks/logic.js b/blocks/logic.js
index a37387d8f..15b08170f 100644
--- a/blocks/logic.js
+++ b/blocks/logic.js
@@ -35,15 +35,11 @@ goog.provide('Blockly.Constants.Logic');
 goog.require('Blockly.Blocks');
 goog.require('Blockly');
 
-
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.LOGIC_HUE.
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.LOGIC_HUE. (2018 April 5)
  */
 Blockly.Constants.Logic.HUE = 210;
-/** @deprecated Use Blockly.Constants.Logic.HUE */
-Blockly.Blocks.logic.HUE = Blockly.Constants.Logic.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for boolean data type: true and false.
@@ -524,8 +520,6 @@ Blockly.Constants.Logic.fixLogicCompareRtlOpLabels =
  * @readonly
  */
 Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN = {
-  prevBlocks_: [null, null],
-
   /**
    * Called whenever anything on the workspace changes.
    * Prevent mismatched types from being compared.
@@ -533,25 +527,39 @@ Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN = {
    * @this Blockly.Block
    */
   onchange: function(e) {
+    if (!this.prevBlocks_) {
+      this.prevBlocks_ = [null, null];
+    }
+
     var blockA = this.getInputTargetBlock('A');
     var blockB = this.getInputTargetBlock('B');
     // Disconnect blocks that existed prior to this change if they don't match.
     if (blockA && blockB &&
         !blockA.outputConnection.checkType_(blockB.outputConnection)) {
-      // Mismatch between two inputs.  Disconnect previous and bump it away.
-      // Ensure that any disconnections are grouped with the causing event.
+      // Mismatch between two inputs.  Revert the block connections,
+      // bumping away the newly connected block(s).
       Blockly.Events.setGroup(e.group);
-      for (var i = 0; i < this.prevBlocks_.length; i++) {
-        var block = this.prevBlocks_[i];
-        if (block === blockA || block === blockB) {
-          block.unplug();
-          block.bumpNeighbours_();
+      var prevA = this.prevBlocks_[0];
+      if (prevA !== blockA) {
+        blockA.unplug();
+        if (prevA && !prevA.isShadow()) {
+          // The shadow block is automatically replaced during unplug().
+          this.getInput('A').connection.connect(prevA.outputConnection);
         }
       }
+      var prevB = this.prevBlocks_[1];
+      if (prevB !== blockB) {
+        blockB.unplug();
+        if (prevB && !prevB.isShadow()) {
+          // The shadow block is automatically replaced during unplug().
+          this.getInput('B').connection.connect(prevB.outputConnection);
+        }
+      }
+      this.bumpNeighbours_();
       Blockly.Events.setGroup(false);
     }
-    this.prevBlocks_[0] = blockA;
-    this.prevBlocks_[1] = blockB;
+    this.prevBlocks_[0] = this.getInputTargetBlock('A');
+    this.prevBlocks_[1] = this.getInputTargetBlock('B');
   }
 };
 
diff --git a/blocks/loops.js b/blocks/loops.js
index ee80482d5..a6db80d11 100644
--- a/blocks/loops.js
+++ b/blocks/loops.js
@@ -37,13 +37,10 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.LOOPS_HUE
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.LOOPS_HUE. (2018 April 5)
  */
 Blockly.Constants.Loops.HUE = 120;
-/** @deprecated Use Blockly.Constants.Loops.HUE */
-Blockly.Blocks.loops.HUE = Blockly.Constants.Loops.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for repeat n times (external number).
@@ -261,13 +258,16 @@ Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN = {
    * @this Blockly.Block
    */
   customContextMenu: function(options) {
-    var varName = this.getFieldValue('VAR');
+    if (this.isInFlyout){
+      return;
+    }
+    var variable = this.getField('VAR').getVariable();
+    var varName = variable.name;
     if (!this.isCollapsed() && varName != null) {
       var option = {enabled: true};
       option.text =
-        Blockly.Msg.VARIABLES_SET_CREATE_GET.replace('%1', varName);
-      var xmlField = goog.dom.createDom('field', null, varName);
-      xmlField.setAttribute('name', 'VAR');
+          Blockly.Msg.VARIABLES_SET_CREATE_GET.replace('%1', varName);
+      var xmlField = Blockly.Variables.generateVariableFieldDom(variable);
       var xmlBlock = goog.dom.createDom('block', null, xmlField);
       xmlBlock.setAttribute('type', 'variables_get');
       option.callback = Blockly.ContextMenu.callbackFactory(this, xmlBlock);
@@ -280,11 +280,11 @@ Blockly.Extensions.registerMixin('contextMenu_newGetVariableBlock',
     Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);
 
 Blockly.Extensions.register('controls_for_tooltip',
-    Blockly.Extensions.buildTooltipWithFieldValue(
+    Blockly.Extensions.buildTooltipWithFieldText(
         '%{BKY_CONTROLS_FOR_TOOLTIP}', 'VAR'));
 
 Blockly.Extensions.register('controls_forEach_tooltip',
-    Blockly.Extensions.buildTooltipWithFieldValue(
+    Blockly.Extensions.buildTooltipWithFieldText(
         '%{BKY_CONTROLS_FOREACH_TOOLTIP}', 'VAR'));
 
 /**
@@ -299,7 +299,7 @@ Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN = {
   /**
    * List of block types that are loops and thus do not need warnings.
    * To add a new loop type add this to your code:
-   * Blockly.Blocks['controls_flow_statements'].LOOP_TYPES.push('custom_loop');
+   * Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN.LOOP_TYPES.push('custom_loop');
    */
   LOOP_TYPES: ['controls_repeat', 'controls_repeat_ext', 'controls_forEach',
     'controls_for', 'controls_whileUntil'],
diff --git a/blocks/math.js b/blocks/math.js
index bc745dcb7..378149e5f 100644
--- a/blocks/math.js
+++ b/blocks/math.js
@@ -37,13 +37,10 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.MATH_HUE
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.MATH_HUE. (2018 April 5)
  */
 Blockly.Constants.Math.HUE = 230;
-/** @deprecated Use Blockly.Constants.Math.HUE */
-Blockly.Blocks.math.HUE = Blockly.Constants.Math.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for numeric value.
@@ -492,20 +489,9 @@ Blockly.Extensions.registerMutator('math_is_divisibleby_mutator',
     Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,
     Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);
 
-/**
- * Update the tooltip of 'math_change' block to reference the variable.
- * @this Blockly.Block
- * @package
- */
-Blockly.Constants.Math.CHANGE_TOOLTIP_EXTENSION = function() {
-  this.setTooltip(function() {
-    return Blockly.Msg.MATH_CHANGE_TOOLTIP.replace('%1',
-        this.getFieldValue('VAR'));
-  }.bind(this));
-};
-
+// Update the tooltip of 'math_change' block to reference the variable.
 Blockly.Extensions.register('math_change_tooltip',
-    Blockly.Extensions.buildTooltipWithFieldValue(
+    Blockly.Extensions.buildTooltipWithFieldText(
         '%{BKY_MATH_CHANGE_TOOLTIP}', 'VAR'));
 
 /**
diff --git a/blocks/procedures.js b/blocks/procedures.js
index cb2cec226..4811c1a26 100644
--- a/blocks/procedures.js
+++ b/blocks/procedures.js
@@ -30,11 +30,6 @@ goog.require('Blockly.Blocks');
 goog.require('Blockly');
 
 
-/**
- * Common HSV hue for all blocks in this category.
- */
-Blockly.Blocks.procedures.HUE = 290;
-
 Blockly.Blocks['procedures_defnoreturn'] = {
   /**
    * Block for defining a procedure with no return value.
@@ -55,7 +50,7 @@ Blockly.Blocks['procedures_defnoreturn'] = {
         Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT) {
       this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);
     }
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);
     this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);
     this.arguments_ = [];
@@ -355,6 +350,9 @@ Blockly.Blocks['procedures_defnoreturn'] = {
    * @this Blockly.Block
    */
   customContextMenu: function(options) {
+    if (this.isInFlyout){
+      return;
+    }
     // Add option to create caller.
     var option = {enabled: true};
     var name = this.getFieldValue('NAME');
@@ -373,12 +371,13 @@ Blockly.Blocks['procedures_defnoreturn'] = {
 
     // Add options to create getters for each parameter.
     if (!this.isCollapsed()) {
-      for (var i = 0; i < this.arguments_.length; i++) {
+      for (var i = 0; i < this.argumentVarModels_.length; i++) {
         var option = {enabled: true};
-        var name = this.arguments_[i];
+        var argVar = this.argumentVarModels_[i];
+        var name = argVar.name;
         option.text = Blockly.Msg.VARIABLES_SET_CREATE_GET.replace('%1', name);
-        var xmlField = goog.dom.createDom('field', null, name);
-        xmlField.setAttribute('name', 'VAR');
+
+        var xmlField = Blockly.Variables.generateVariableFieldDom(argVar);
         var xmlBlock = goog.dom.createDom('block', null, xmlField);
         xmlBlock.setAttribute('type', 'variables_get');
         option.callback = Blockly.ContextMenu.callbackFactory(this, xmlBlock);
@@ -412,7 +411,7 @@ Blockly.Blocks['procedures_defreturn'] = {
         Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT) {
       this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);
     }
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);
     this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);
     this.arguments_ = [];
@@ -458,7 +457,7 @@ Blockly.Blocks['procedures_mutatorcontainer'] = {
     this.appendDummyInput('STATEMENT_INPUT')
         .appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS)
         .appendField(new Blockly.FieldCheckbox('TRUE'), 'STATEMENTS');
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);
     this.contextMenu = false;
   }
@@ -485,7 +484,7 @@ Blockly.Blocks['procedures_mutatorarg'] = {
         .appendField(field, 'NAME');
     this.setPreviousStatement(true);
     this.setNextStatement(true);
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);
     this.contextMenu = false;
 
@@ -558,7 +557,7 @@ Blockly.Blocks['procedures_callnoreturn'] = {
         .appendField(this.id, 'NAME');
     this.setPreviousStatement(true);
     this.setNextStatement(true);
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     // Tooltip is set in renameProcedure.
     this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);
     this.arguments_ = [];
@@ -857,7 +856,10 @@ Blockly.Blocks['procedures_callnoreturn'] = {
     var workspace = this.workspace;
     option.callback = function() {
       var def = Blockly.Procedures.getDefinition(name, workspace);
-      def && def.select();
+      if (def) {
+        workspace.centerOnBlock(def.id);
+        def.select();
+      }
     };
     options.push(option);
   },
@@ -873,7 +875,7 @@ Blockly.Blocks['procedures_callreturn'] = {
     this.appendDummyInput('TOPROW')
         .appendField('', 'NAME');
     this.setOutput(true);
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     // Tooltip is set in domToMutation.
     this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);
     this.arguments_ = [];
@@ -908,7 +910,7 @@ Blockly.Blocks['procedures_ifreturn'] = {
     this.setInputsInline(true);
     this.setPreviousStatement(true);
     this.setNextStatement(true);
-    this.setColour(Blockly.Blocks.procedures.HUE);
+    this.setColour(Blockly.Msg.PROCEDURES_HUE);
     this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);
     this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);
     this.hasReturnValue_ = true;
diff --git a/blocks/text.js b/blocks/text.js
index 2252815a6..5b5ae7d2f 100644
--- a/blocks/text.js
+++ b/blocks/text.js
@@ -32,13 +32,10 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.TEXTS_HUE
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.TEXTS_HUE. (2018 April 5)
  */
 Blockly.Constants.Text.HUE = 160;
-/** @deprecated Use Blockly.Constants.Text.HUE */
-Blockly.Blocks.texts.HUE = Blockly.Constants.Text.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for text value
@@ -89,7 +86,7 @@ Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
     "previousStatement": null,
     "nextStatement": null,
     "colour": "%{BKY_TEXTS_HUE}",
-    "tooltip": "{%BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",
+    "tooltip": "%{BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",
     "enableContextMenu": false
   },
   {
@@ -224,7 +221,7 @@ Blockly.Blocks['text_getSubstring'] = {
       [Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST, 'LAST']
     ];
     this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);
-    this.setColour(Blockly.Blocks.texts.HUE);
+    this.setColour(Blockly.Msg.TEXTS_HUE);
     this.appendValueInput('STRING')
         .setCheck('String')
         .appendField(Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT);
@@ -313,6 +310,9 @@ Blockly.Blocks['text_getSubstring'] = {
         .appendField(menu, 'WHERE' + n);
     if (n == 1) {
       this.moveInputBefore('AT1', 'AT2');
+      if (this.getInput('ORDINAL1')) {
+        this.moveInputBefore('ORDINAL1', 'AT2');
+      }
     }
   }
 };
@@ -329,7 +329,7 @@ Blockly.Blocks['text_changeCase'] = {
       [Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE, 'TITLECASE']
     ];
     this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);
-    this.setColour(Blockly.Blocks.texts.HUE);
+    this.setColour(Blockly.Msg.TEXTS_HUE);
     this.appendValueInput('TEXT')
         .setCheck('String')
         .appendField(new Blockly.FieldDropdown(OPERATORS), 'CASE');
@@ -350,7 +350,7 @@ Blockly.Blocks['text_trim'] = {
       [Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT, 'RIGHT']
     ];
     this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);
-    this.setColour(Blockly.Blocks.texts.HUE);
+    this.setColour(Blockly.Msg.TEXTS_HUE);
     this.appendValueInput('TEXT')
         .setCheck('String')
         .appendField(new Blockly.FieldDropdown(OPERATORS), 'MODE');
@@ -375,7 +375,7 @@ Blockly.Blocks['text_print'] = {
       ],
       "previousStatement": null,
       "nextStatement": null,
-      "colour": Blockly.Blocks.texts.HUE,
+      "colour": Blockly.Msg.TEXTS_HUE,
       "tooltip": Blockly.Msg.TEXT_PRINT_TOOLTIP,
       "helpUrl": Blockly.Msg.TEXT_PRINT_HELPURL
     });
@@ -393,7 +393,7 @@ Blockly.Blocks['text_prompt_ext'] = {
       [Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER, 'NUMBER']
     ];
     this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);
-    this.setColour(Blockly.Blocks.texts.HUE);
+    this.setColour(Blockly.Msg.TEXTS_HUE);
     // Assign 'this' to a variable for use in the closures below.
     var thisBlock = this;
     var dropdown = new Blockly.FieldDropdown(TYPES, function(newOp) {
@@ -453,7 +453,7 @@ Blockly.Blocks['text_prompt'] = {
     // Assign 'this' to a variable for use in the closures below.
     var thisBlock = this;
     this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);
-    this.setColour(Blockly.Blocks.texts.HUE);
+    this.setColour(Blockly.Msg.TEXTS_HUE);
     var dropdown = new Blockly.FieldDropdown(TYPES, function(newOp) {
       thisBlock.updateType_(newOp);
     });
@@ -496,7 +496,7 @@ Blockly.Blocks['text_count'] = {
       ],
       "output": "Number",
       "inputsInline": true,
-      "colour": Blockly.Blocks.texts.HUE,
+      "colour": Blockly.Msg.TEXTS_HUE,
       "tooltip": Blockly.Msg.TEXT_COUNT_TOOLTIP,
       "helpUrl": Blockly.Msg.TEXT_COUNT_HELPURL
     });
@@ -530,7 +530,7 @@ Blockly.Blocks['text_replace'] = {
       ],
       "output": "String",
       "inputsInline": true,
-      "colour": Blockly.Blocks.texts.HUE,
+      "colour": Blockly.Msg.TEXTS_HUE,
       "tooltip": Blockly.Msg.TEXT_REPLACE_TOOLTIP,
       "helpUrl": Blockly.Msg.TEXT_REPLACE_HELPURL
     });
@@ -554,7 +554,7 @@ Blockly.Blocks['text_reverse'] = {
       ],
       "output": "String",
       "inputsInline": true,
-      "colour": Blockly.Blocks.texts.HUE,
+      "colour": Blockly.Msg.TEXTS_HUE,
       "tooltip": Blockly.Msg.TEXT_REVERSE_TOOLTIP,
       "helpUrl": Blockly.Msg.TEXT_REVERSE_HELPURL
     });
@@ -638,7 +638,10 @@ Blockly.Constants.Text.QUOTE_IMAGE_MIXIN = {
   }
 };
 
-/** Wraps TEXT field with images of double quote characters. */
+/**
+ * Wraps TEXT field with images of double quote characters.
+ * @this Blockly.Block
+ */
 Blockly.Constants.Text.TEXT_QUOTES_EXTENSION = function() {
   this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);
   this.quoteField_('TEXT');
@@ -762,7 +765,10 @@ Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN = {
   }
 };
 
-// Performs final setup of a text_join block.
+/**
+ * Performs final setup of a text_join block.
+ * @this Blockly.Block
+ */
 Blockly.Constants.Text.TEXT_JOIN_EXTENSION = function() {
   // Add the quote mixin for the itemCount_ = 0 case.
   this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);
@@ -773,18 +779,15 @@ Blockly.Constants.Text.TEXT_JOIN_EXTENSION = function() {
   this.setMutator(new Blockly.Mutator(['text_create_join_item']));
 };
 
-Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION = function() {
-  // Assign 'this' to a variable for use in the tooltip closure below.
-  var thisBlock = this;
-  this.setTooltip(function() {
-    if (Blockly.Msg.TEXT_APPEND_TOOLTIP) {
-      return Blockly.Msg.TEXT_APPEND_TOOLTIP.replace('%1',
-          thisBlock.getFieldValue('VAR'));
-    }
-    return '';
-  });
-};
+// Update the tooltip of 'text_append' block to reference the variable.
+Blockly.Extensions.register('text_append_tooltip',
+    Blockly.Extensions.buildTooltipWithFieldText(
+        '%{BKY_TEXT_APPEND_TOOLTIP}', 'VAR'));
 
+/**
+ * Update the tooltip of 'text_append' block to reference the variable.
+ * @this Blockly.Block
+ */
 Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION = function() {
   // Assign 'this' to a variable for use in the tooltip closure below.
   var thisBlock = this;
@@ -850,7 +853,10 @@ Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN = {
   }
 };
 
-// Does the initial mutator update of text_charAt and adds the tooltip
+/**
+ * Does the initial mutator update of text_charAt and adds the tooltip
+ * @this Blockly.Block
+ */
 Blockly.Constants.Text.TEXT_CHARAT_EXTENSION = function() {
   var dropdown = this.getField('WHERE');
   dropdown.setValidator(function(value) {
@@ -889,9 +895,6 @@ Blockly.Extensions.register('text_indexOf_tooltip',
 Blockly.Extensions.register('text_quotes',
     Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);
 
-Blockly.Extensions.register('text_append_tooltip',
-    Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION);
-
 Blockly.Extensions.registerMutator('text_join_mutator',
     Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,
     Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
diff --git a/blocks/variables.js b/blocks/variables.js
index 5cfa0d0b5..cf8fa2d96 100644
--- a/blocks/variables.js
+++ b/blocks/variables.js
@@ -37,13 +37,10 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.VARIABLES_HUE.
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.VARIABLES_HUE. (2018 April 5)
  */
 Blockly.Constants.Variables.HUE = 330;
-/** @deprecated Use Blockly.Constants.Variables.HUE */
-Blockly.Blocks.variables.HUE = Blockly.Constants.Variables.HUE;
 
 Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
   // Block for variable getter.
@@ -103,7 +100,7 @@ Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN = {
    * @this Blockly.Block
    */
   customContextMenu: function(options) {
-    if(this.isInFlyout){
+    if (this.isInFlyout){
       return;
     }
     // Getter blocks have the option to create a setter block, and vice versa.
@@ -116,7 +113,7 @@ Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN = {
     }
 
     var option = {enabled: this.workspace.remainingCapacity() > 0};
-    var name = this.getFieldValue('VAR');
+    var name = this.getField('VAR').getText();
     option.text = contextMenuMsg.replace('%1', name);
     var xmlField = goog.dom.createDom('field', null, name);
     xmlField.setAttribute('name', 'VAR');
diff --git a/blocks/variables_dynamic.js b/blocks/variables_dynamic.js
index 5afa267ae..a9f568a7c 100644
--- a/blocks/variables_dynamic.js
+++ b/blocks/variables_dynamic.js
@@ -36,9 +36,8 @@ goog.require('Blockly');
 
 
 /**
- * Common HSV hue for all blocks in this category.
- * Should be the same as Blockly.Msg.VARIABLES_DYNAMIC_HUE.
- * @readonly
+ * Unused constant for the common HSV hue for all blocks in this category.
+ * @deprecated Use Blockly.Msg.VARIABLES_DYNAMIC_HUE. (2018 April 5)
  */
 Blockly.Constants.VariablesDynamic.HUE = 310;
 
@@ -111,13 +110,11 @@ Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MI
       contextMenuMsg = Blockly.Msg.VARIABLES_SET_CREATE_GET;
     }
 
-    var option = { enabled: this.workspace.remainingCapacity() > 0 };
-    var name = this.getFieldValue('VAR');
+    var option = {enabled: this.workspace.remainingCapacity() > 0};
+    var name = this.getField('VAR').getText();
     option.text = contextMenuMsg.replace('%1', name);
     var xmlField = goog.dom.createDom('field', null, name);
     xmlField.setAttribute('name', 'VAR');
-    var variableModel = this.workspace.getVariable(name);
-    xmlField.setAttribute('variabletype', variableModel.type);
     var xmlBlock = goog.dom.createDom('block', null, xmlField);
     xmlBlock.setAttribute('type', opposite_type);
     option.callback = Blockly.ContextMenu.callbackFactory(this, xmlBlock);
diff --git a/blocks_compressed.js b/blocks_compressed.js
index 578206ac8..153529241 100644
--- a/blocks_compressed.js
+++ b/blocks_compressed.js
@@ -2,43 +2,43 @@
 'use strict';
 
 
-Blockly.Blocks.colour={};Blockly.Constants={};Blockly.Constants.Colour={};Blockly.Constants.Colour.HUE=20;Blockly.Blocks.colour.HUE=Blockly.Constants.Colour.HUE;
+Blockly.Blocks.colour={};Blockly.Constants={};Blockly.Constants.Colour={};Blockly.Constants.Colour.HUE=20;
 Blockly.defineBlocksWithJsonArray([{type:"colour_picker",message0:"%1",args0:[{type:"field_colour",name:"COLOUR",colour:"#ff0000"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_PICKER_HELPURL}",tooltip:"%{BKY_COLOUR_PICKER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"colour_random",message0:"%{BKY_COLOUR_RANDOM_TITLE}",output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_RANDOM_HELPURL}",tooltip:"%{BKY_COLOUR_RANDOM_TOOLTIP}"},{type:"colour_rgb",message0:"%{BKY_COLOUR_RGB_TITLE} %{BKY_COLOUR_RGB_RED} %1 %{BKY_COLOUR_RGB_GREEN} %2 %{BKY_COLOUR_RGB_BLUE} %3",
 args0:[{type:"input_value",name:"RED",check:"Number",align:"RIGHT"},{type:"input_value",name:"GREEN",check:"Number",align:"RIGHT"},{type:"input_value",name:"BLUE",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_RGB_HELPURL}",tooltip:"%{BKY_COLOUR_RGB_TOOLTIP}"},{type:"colour_blend",message0:"%{BKY_COLOUR_BLEND_TITLE} %{BKY_COLOUR_BLEND_COLOUR1} %1 %{BKY_COLOUR_BLEND_COLOUR2} %2 %{BKY_COLOUR_BLEND_RATIO} %3",args0:[{type:"input_value",name:"COLOUR1",
-check:"Colour",align:"RIGHT"},{type:"input_value",name:"COLOUR2",check:"Colour",align:"RIGHT"},{type:"input_value",name:"RATIO",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_BLEND_HELPURL}",tooltip:"%{BKY_COLOUR_BLEND_TOOLTIP}"}]);Blockly.Blocks.lists={};Blockly.Constants.Lists={};Blockly.Constants.Lists.HUE=260;Blockly.Blocks.lists.HUE=Blockly.Constants.Lists.HUE;
+check:"Colour",align:"RIGHT"},{type:"input_value",name:"COLOUR2",check:"Colour",align:"RIGHT"},{type:"input_value",name:"RATIO",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_BLEND_HELPURL}",tooltip:"%{BKY_COLOUR_BLEND_TOOLTIP}"}]);Blockly.Blocks.lists={};Blockly.Constants.Lists={};Blockly.Constants.Lists.HUE=260;
 Blockly.defineBlocksWithJsonArray([{type:"lists_create_empty",message0:"%{BKY_LISTS_CREATE_EMPTY_TITLE}",output:"Array",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_CREATE_EMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_CREATE_EMPTY_HELPURL}"},{type:"lists_repeat",message0:"%{BKY_LISTS_REPEAT_TITLE}",args0:[{type:"input_value",name:"ITEM"},{type:"input_value",name:"NUM",check:"Number"}],output:"Array",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_LISTS_REPEAT_HELPURL}"},{type:"lists_reverse",
 message0:"%{BKY_LISTS_REVERSE_MESSAGE0}",args0:[{type:"input_value",name:"LIST",check:"Array"}],output:"Array",inputsInline:!0,colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_REVERSE_TOOLTIP}",helpUrl:"%{BKY_LISTS_REVERSE_HELPURL}"},{type:"lists_isEmpty",message0:"%{BKY_LISTS_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Boolean",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_ISEMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_ISEMPTY_HELPURL}"},{type:"lists_length",
 message0:"%{BKY_LISTS_LENGTH_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_LENGTH_TOOLTIP}",helpUrl:"%{BKY_LISTS_LENGTH_HELPURL}"}]);
-Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
+Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
 10);this.updateShape_()},decompose:function(a){var b=a.newBlock("lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;
 c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||
 this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH)}for(;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++}};
-Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);var b=this;this.setTooltip(function(){return Blockly.Msg.LISTS_INDEX_OF_TOOLTIP.replace("%1",
+Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(Blockly.Msg.LISTS_HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(Blockly.Msg.LISTS_HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);var b=this;this.setTooltip(function(){return Blockly.Msg.LISTS_INDEX_OF_TOOLTIP.replace("%1",
 b.workspace.options.oneBasedIndex?"0":"-1")})}};
-Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);
+Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);
 a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateStatement_("REMOVE"==a)});this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST);this.appendDummyInput().appendField(a,"MODE").appendField("","SPACE");this.appendDummyInput("AT");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_INDEX_TAIL);this.setInputsInline(!0);this.setOutput(!0);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=
 b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "GET FROM_START":case "GET FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM;break;case "GET FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST;break;case "GET LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST;break;case "GET RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM;break;case "GET_REMOVE FROM_START":case "GET_REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM;break;case "GET_REMOVE FIRST":e=
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST;break;case "GET_REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST;break;case "GET_REMOVE RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM;break;case "REMOVE FROM_START":case "REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM;break;case "REMOVE FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST;break;case "REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST;break;case "REMOVE RANDOM":e=
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+("FROM_START"==d?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP).replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("statement",!this.outputConnection);var b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){var b="true"==
 a.getAttribute("statement");this.updateStatement_(b);a="false"!=a.getAttribute("at");this.updateAt_(a)},updateStatement_:function(a){a!=!this.outputConnection&&(this.unplug(!0,!0),a?(this.setOutput(!1),this.setPreviousStatement(!0),this.setNextStatement(!0)):(this.setPreviousStatement(!1),this.setNextStatement(!1),this.setOutput(!0)))},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
 this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.sourceBlock_;e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.moveInputBefore("TAIL",null)}};
-Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
+Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
 this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"MODE").appendField("","SPACE");this.appendDummyInput("AT");this.appendValueInput("TO").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_TO);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_SET_INDEX_TOOLTIP);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "SET FROM_START":case "SET FROM_END":e=
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM;break;case "SET FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST;break;case "SET LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST;break;case "SET RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_RANDOM;break;case "INSERT FROM_START":case "INSERT FROM_END":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM;break;case "INSERT FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST;break;case "INSERT LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST;
 break;case "INSERT RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP.replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT");
 this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.sourceBlock_;e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.moveInputBefore("AT","TO");this.getInput("ORDINAL")&&this.moveInputBefore("ORDINAL",
 "TO");this.getInput("AT").appendField(b,"WHERE")}};
-Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);
+Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);
 this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_SUBLIST_TAIL);this.setInputsInline(!0);this.setOutput(!0,"Array");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT1").type==
 Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
-this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
-Blockly.Blocks.lists_sort={init:function(){this.jsonInit({message0:Blockly.Msg.LISTS_SORT_TITLE,args0:[{type:"field_dropdown",name:"TYPE",options:[[Blockly.Msg.LISTS_SORT_TYPE_NUMERIC,"NUMERIC"],[Blockly.Msg.LISTS_SORT_TYPE_TEXT,"TEXT"],[Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE,"IGNORE_CASE"]]},{type:"field_dropdown",name:"DIRECTION",options:[[Blockly.Msg.LISTS_SORT_ORDER_ASCENDING,"1"],[Blockly.Msg.LISTS_SORT_ORDER_DESCENDING,"-1"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Array",colour:Blockly.Blocks.lists.HUE,
+this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var d=this.sourceBlock_;d.updateAt_(a,e);d.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
+Blockly.Blocks.lists_sort={init:function(){this.jsonInit({message0:Blockly.Msg.LISTS_SORT_TITLE,args0:[{type:"field_dropdown",name:"TYPE",options:[[Blockly.Msg.LISTS_SORT_TYPE_NUMERIC,"NUMERIC"],[Blockly.Msg.LISTS_SORT_TYPE_TEXT,"TEXT"],[Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE,"IGNORE_CASE"]]},{type:"field_dropdown",name:"DIRECTION",options:[[Blockly.Msg.LISTS_SORT_ORDER_ASCENDING,"1"],[Blockly.Msg.LISTS_SORT_ORDER_DESCENDING,"-1"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Array",colour:Blockly.Msg.LISTS_HUE,
 tooltip:Blockly.Msg.LISTS_SORT_TOOLTIP,helpUrl:Blockly.Msg.LISTS_SORT_HELPURL})}};
-Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){a.updateType_(b)});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("INPUT").setCheck("String").appendField(b,"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);
-this.setOutput(!0,"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw"Unknown mode: "+b;})},updateType_:function(a){"SPLIT"==a?(this.outputConnection.setCheck("Array"),this.getInput("INPUT").setCheck("String")):(this.outputConnection.setCheck("String"),this.getInput("INPUT").setCheck("Array"))},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("mode",
-this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Constants.Logic={};Blockly.Constants.Logic.HUE=210;Blockly.Blocks.logic.HUE=Blockly.Constants.Logic.HUE;
+Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){a.updateType_(b)});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.appendValueInput("INPUT").setCheck("String").appendField(b,"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);this.setOutput(!0,
+"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw"Unknown mode: "+b;})},updateType_:function(a){"SPLIT"==a?(this.outputConnection.setCheck("Array"),this.getInput("INPUT").setCheck("String")):(this.outputConnection.setCheck("String"),this.getInput("INPUT").setCheck("Array"))},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("mode",
+this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Constants.Logic={};Blockly.Constants.Logic.HUE=210;
 Blockly.defineBlocksWithJsonArray([{type:"logic_boolean",message0:"%1",args0:[{type:"field_dropdown",name:"BOOL",options:[["%{BKY_LOGIC_BOOLEAN_TRUE}","TRUE"],["%{BKY_LOGIC_BOOLEAN_FALSE}","FALSE"]]}],output:"Boolean",colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKY_LOGIC_BOOLEAN_TOOLTIP}",helpUrl:"%{BKY_LOGIC_BOOLEAN_HELPURL}"},{type:"controls_if",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",
 name:"DO0"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",mutator:"controls_if_mutator",extensions:["controls_if_tooltip"]},{type:"controls_ifelse",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",name:"DO0"}],message2:"%{BKY_CONTROLS_IF_MSG_ELSE} %1",args2:[{type:"input_statement",name:"ELSE"}],previousStatement:null,nextStatement:null,
 colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKYCONTROLS_IF_TOOLTIP_2}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",extensions:["controls_if_tooltip"]},{type:"logic_compare",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A"},{type:"field_dropdown",name:"OP",options:[["=","EQ"],["\u2260","NEQ"],["<","LT"],["\u2264","LTE"],[">","GT"],["\u2265","GTE"]]},{type:"input_value",name:"B"}],inputsInline:!0,output:"Boolean",colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_LOGIC_COMPARE_HELPURL}",extensions:["logic_compare",
@@ -55,10 +55,10 @@ b);a.valueConnection_=c&&c.connection.targetConnection;a.statementConnection_=d&
 a).setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSEIF),this.appendStatementInput("DO"+a).appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.elseCount_&&this.appendStatementInput("ELSE").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSE)}};Blockly.Extensions.registerMutator("controls_if_mutator",Blockly.Constants.Logic.CONTROLS_IF_MUTATOR_MIXIN,null,["controls_if_elseif","controls_if_else"]);
 Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION=function(){this.setTooltip(function(){if(this.elseifCount_||this.elseCount_){if(!this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_2;if(this.elseifCount_&&!this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_3;if(this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_4}else return Blockly.Msg.CONTROLS_IF_TOOLTIP_1;return""}.bind(this))};Blockly.Extensions.register("controls_if_tooltip",Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION);
 Blockly.Constants.Logic.fixLogicCompareRtlOpLabels=function(){var a={LT:"\u200f<\u200f",LTE:"\u200f\u2264\u200f",GT:"\u200f>\u200f",GTE:"\u200f\u2265\u200f"},b=this.getField("OP");if(b){b=b.getOptions();for(var c=0;c<b.length;++c){var d=b[c],e=a[d[1]];goog.isString(d[0])&&e&&(d[0]=e)}}};
-Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN={prevBlocks_:[null,null],onchange:function(a){var b=this.getInputTargetBlock("A"),c=this.getInputTargetBlock("B");if(b&&c&&!b.outputConnection.checkType_(c.outputConnection)){Blockly.Events.setGroup(a.group);for(a=0;a<this.prevBlocks_.length;a++){var d=this.prevBlocks_[a];if(d===b||d===c)d.unplug(),d.bumpNeighbours_()}Blockly.Events.setGroup(!1)}this.prevBlocks_[0]=b;this.prevBlocks_[1]=c}};
-Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION=function(){this.RTL&&Blockly.Constants.Logic.fixLogicCompareRtlOpLabels.apply(this);this.mixin(Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN)};Blockly.Extensions.register("logic_compare",Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION);
+Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN={onchange:function(a){this.prevBlocks_||(this.prevBlocks_=[null,null]);var b=this.getInputTargetBlock("A"),c=this.getInputTargetBlock("B");b&&c&&!b.outputConnection.checkType_(c.outputConnection)&&(Blockly.Events.setGroup(a.group),a=this.prevBlocks_[0],a!==b&&(b.unplug(),a&&!a.isShadow()&&this.getInput("A").connection.connect(a.outputConnection)),b=this.prevBlocks_[1],b!==c&&(c.unplug(),b&&!b.isShadow()&&this.getInput("B").connection.connect(b.outputConnection)),
+this.bumpNeighbours_(),Blockly.Events.setGroup(!1));this.prevBlocks_[0]=this.getInputTargetBlock("A");this.prevBlocks_[1]=this.getInputTargetBlock("B")}};Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION=function(){this.RTL&&Blockly.Constants.Logic.fixLogicCompareRtlOpLabels.apply(this);this.mixin(Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN)};Blockly.Extensions.register("logic_compare",Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION);
 Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN={prevParentConnection_:null,onchange:function(a){var b=this.getInputTargetBlock("THEN"),c=this.getInputTargetBlock("ELSE"),d=this.outputConnection.targetConnection;if((b||c)&&d)for(var e=0;2>e;e++){var f=1==e?b:c;f&&!f.outputConnection.checkType_(d)&&(Blockly.Events.setGroup(a.group),d===this.prevParentConnection_?(this.unplug(),d.getSourceBlock().bumpNeighbours_()):(f.unplug(),f.bumpNeighbours_()),Blockly.Events.setGroup(!1))}this.prevParentConnection_=
-d}};Blockly.Extensions.registerMixin("logic_ternary",Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN);Blockly.Blocks.loops={};Blockly.Constants.Loops={};Blockly.Constants.Loops.HUE=120;Blockly.Blocks.loops.HUE=Blockly.Constants.Loops.HUE;
+d}};Blockly.Extensions.registerMixin("logic_ternary",Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN);Blockly.Blocks.loops={};Blockly.Constants.Loops={};Blockly.Constants.Loops.HUE=120;
 Blockly.defineBlocksWithJsonArray([{type:"controls_repeat_ext",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"input_value",name:"TIMES",check:"Number"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_repeat",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"field_number",name:"TIMES",
 value:10,min:0,precision:1}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_whileUntil",message0:"%1 %2",args0:[{type:"field_dropdown",name:"MODE",options:[["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_WHILE}","WHILE"],["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_UNTIL}","UNTIL"]]},{type:"input_value",name:"BOOL",
 check:"Boolean"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",helpUrl:"%{BKY_CONTROLS_WHILEUNTIL_HELPURL}",extensions:["controls_whileUntil_tooltip"]},{type:"controls_for",message0:"%{BKY_CONTROLS_FOR_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:null},{type:"input_value",name:"FROM",check:"Number",align:"RIGHT"},{type:"input_value",name:"TO",check:"Number",align:"RIGHT"},{type:"input_value",
@@ -66,10 +66,10 @@ name:"BY",check:"Number",align:"RIGHT"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_D
 args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",helpUrl:"%{BKY_CONTROLS_FOREACH_HELPURL}",extensions:["contextMenu_newGetVariableBlock","controls_forEach_tooltip"]},{type:"controls_flow_statements",message0:"%1",args0:[{type:"field_dropdown",name:"FLOW",options:[["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK}","BREAK"],["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE}","CONTINUE"]]}],previousStatement:null,colour:"%{BKY_LOOPS_HUE}",
 helpUrl:"%{BKY_CONTROLS_FLOW_STATEMENTS_HELPURL}",extensions:["controls_flow_tooltip","controls_flow_in_loop_check"]}]);Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS={WHILE:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_WHILE}",UNTIL:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}"};Blockly.Extensions.register("controls_whileUntil_tooltip",Blockly.Extensions.buildTooltipForDropdown("MODE",Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS));
 Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS={BREAK:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK}",CONTINUE:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}"};Blockly.Extensions.register("controls_flow_tooltip",Blockly.Extensions.buildTooltipForDropdown("FLOW",Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS));
-Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN={customContextMenu:function(a){var b=this.getFieldValue("VAR");if(!this.isCollapsed()&&null!=b){var c={enabled:!0};c.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",b);b=goog.dom.createDom("field",null,b);b.setAttribute("name","VAR");b=goog.dom.createDom("block",null,b);b.setAttribute("type","variables_get");c.callback=Blockly.ContextMenu.callbackFactory(this,b);a.push(c)}}};
-Blockly.Extensions.registerMixin("contextMenu_newGetVariableBlock",Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);Blockly.Extensions.register("controls_for_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_CONTROLS_FOR_TOOLTIP}","VAR"));Blockly.Extensions.register("controls_forEach_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_CONTROLS_FOREACH_TOOLTIP}","VAR"));
+Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){var b=this.getField("VAR").getVariable(),c=b.name;if(!this.isCollapsed()&&null!=c){var d={enabled:!0};d.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c);b=Blockly.Variables.generateVariableFieldDom(b);b=goog.dom.createDom("block",null,b);b.setAttribute("type","variables_get");d.callback=Blockly.ContextMenu.callbackFactory(this,b);a.push(d)}}}};
+Blockly.Extensions.registerMixin("contextMenu_newGetVariableBlock",Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);Blockly.Extensions.register("controls_for_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOR_TOOLTIP}","VAR"));Blockly.Extensions.register("controls_forEach_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOREACH_TOOLTIP}","VAR"));
 Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN={LOOP_TYPES:["controls_repeat","controls_repeat_ext","controls_forEach","controls_for","controls_whileUntil"],onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.LOOP_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);a?(this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING),this.isInFlyout||
-this.getInheritedDisabled()||this.setDisabled(!0))}}};Blockly.Extensions.registerMixin("controls_flow_in_loop_check",Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);Blockly.Blocks.math={};Blockly.Constants.Math={};Blockly.Constants.Math.HUE=230;Blockly.Blocks.math.HUE=Blockly.Constants.Math.HUE;
+this.getInheritedDisabled()||this.setDisabled(!0))}}};Blockly.Extensions.registerMixin("controls_flow_in_loop_check",Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);Blockly.Blocks.math={};Blockly.Constants.Math={};Blockly.Constants.Math.HUE=230;
 Blockly.defineBlocksWithJsonArray([{type:"math_number",message0:"%1",args0:[{type:"field_number",name:"NUM",value:0}],output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_NUMBER_HELPURL}",tooltip:"%{BKY_MATH_NUMBER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"math_arithmetic",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A",check:"Number"},{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_ADDITION_SYMBOL}","ADD"],["%{BKY_MATH_SUBTRACTION_SYMBOL}","MINUS"],["%{BKY_MATH_MULTIPLICATION_SYMBOL}",
 "MULTIPLY"],["%{BKY_MATH_DIVISION_SYMBOL}","DIVIDE"],["%{BKY_MATH_POWER_SYMBOL}","POWER"]]},{type:"input_value",name:"B",check:"Number"}],inputsInline:!0,output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_ARITHMETIC_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_single",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_SINGLE_OP_ROOT}","ROOT"],["%{BKY_MATH_SINGLE_OP_ABSOLUTE}","ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]]},
 {type:"input_value",name:"NUM",check:"Number"}],output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_SINGLE_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_trig",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_TRIG_SIN}","SIN"],["%{BKY_MATH_TRIG_COS}","COS"],["%{BKY_MATH_TRIG_TAN}","TAN"],["%{BKY_MATH_TRIG_ASIN}","ASIN"],["%{BKY_MATH_TRIG_ACOS}","ACOS"],["%{BKY_MATH_TRIG_ATAN}","ATAN"]]},{type:"input_value",name:"NUM",check:"Number"}],output:"Number",colour:"%{BKY_MATH_HUE}",
@@ -84,29 +84,29 @@ Blockly.Constants.Math.TOOLTIPS_BY_OP={ADD:"%{BKY_MATH_ARITHMETIC_TOOLTIP_ADD}",
 SIN:"%{BKY_MATH_TRIG_TOOLTIP_SIN}",COS:"%{BKY_MATH_TRIG_TOOLTIP_COS}",TAN:"%{BKY_MATH_TRIG_TOOLTIP_TAN}",ASIN:"%{BKY_MATH_TRIG_TOOLTIP_ASIN}",ACOS:"%{BKY_MATH_TRIG_TOOLTIP_ACOS}",ATAN:"%{BKY_MATH_TRIG_TOOLTIP_ATAN}",SUM:"%{BKY_MATH_ONLIST_TOOLTIP_SUM}",MIN:"%{BKY_MATH_ONLIST_TOOLTIP_MIN}",MAX:"%{BKY_MATH_ONLIST_TOOLTIP_MAX}",AVERAGE:"%{BKY_MATH_ONLIST_TOOLTIP_AVERAGE}",MEDIAN:"%{BKY_MATH_ONLIST_TOOLTIP_MEDIAN}",MODE:"%{BKY_MATH_ONLIST_TOOLTIP_MODE}",STD_DEV:"%{BKY_MATH_ONLIST_TOOLTIP_STD_DEV}",RANDOM:"%{BKY_MATH_ONLIST_TOOLTIP_RANDOM}"};
 Blockly.Extensions.register("math_op_tooltip",Blockly.Extensions.buildTooltipForDropdown("OP",Blockly.Constants.Math.TOOLTIPS_BY_OP));
 Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation"),b="DIVISIBLE_BY"==this.getFieldValue("PROPERTY");a.setAttribute("divisor_input",b);return a},domToMutation:function(a){a="true"==a.getAttribute("divisor_input");this.updateShape_(a)},updateShape_:function(a){var b=this.getInput("DIVISOR");a?b||this.appendValueInput("DIVISOR").setCheck("Number"):b&&this.removeInput("DIVISOR")}};
-Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION=function(){this.getField("PROPERTY").setValidator(function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==a)})};Blockly.Extensions.registerMutator("math_is_divisibleby_mutator",Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);Blockly.Constants.Math.CHANGE_TOOLTIP_EXTENSION=function(){this.setTooltip(function(){return Blockly.Msg.MATH_CHANGE_TOOLTIP.replace("%1",this.getFieldValue("VAR"))}.bind(this))};
-Blockly.Extensions.register("math_change_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_MATH_CHANGE_TOOLTIP}","VAR"));Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN={updateType_:function(a){"MODE"==a?this.outputConnection.setCheck("Array"):this.outputConnection.setCheck("Number")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("op",this.getFieldValue("OP"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("op"))}};
-Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION=function(){this.getField("OP").setValidator(function(a){this.updateType_(a)}.bind(this))};Blockly.Extensions.registerMutator("math_modes_of_list_mutator",Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN,Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION);Blockly.Blocks.procedures={};Blockly.Blocks.procedures.HUE=290;
-Blockly.Blocks.procedures_defnoreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT&&
-this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK",
-"RETURN")):this.removeInput("STACK",!0),this.hasStatements_=a)},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));Blockly.Events.disable();try{this.setFieldValue(a,"PARAMS")}finally{Blockly.Events.enable()}},
-mutationToDom:function(a){var b=document.createElement("mutation");a&&b.setAttribute("name",this.getFieldValue("NAME"));for(var c=0;c<this.argumentVarModels_.length;c++){var d=document.createElement("arg"),e=this.argumentVarModels_[c];d.setAttribute("name",e.name);d.setAttribute("varId",e.getId());a&&this.paramIds_&&d.setAttribute("paramId",this.paramIds_[c]);b.appendChild(d)}this.hasStatements_||b.setAttribute("statements","false");return b},domToMutation:function(a){this.arguments_=[];this.argumentVarModels_=
-[];for(var b=0,c;c=a.childNodes[b];b++)if("arg"==c.nodeName.toLowerCase()){var d=c.getAttribute("name");c=c.getAttribute("varId");this.arguments_.push(d);d=Blockly.Variables.getOrCreateVariablePackage(this.workspace,c,d,"");this.argumentVarModels_.push(d)}this.updateParams_();Blockly.Procedures.mutateCallers(this);this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=a.newBlock("procedures_mutatorcontainer");b.initSvg();this.getInput("RETURN")?b.setFieldValue(this.hasStatements_?
-"TRUE":"FALSE","STATEMENTS"):b.getInput("STATEMENT_INPUT").setVisible(!1);for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=a.newBlock("procedures_mutatorarg");e.initSvg();e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];this.argumentVarModels_=[];for(var b=a.getInputTargetBlock("STACK");b;){var c=b.getFieldValue("NAME");
+Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION=function(){this.getField("PROPERTY").setValidator(function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==a)})};Blockly.Extensions.registerMutator("math_is_divisibleby_mutator",Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);Blockly.Extensions.register("math_change_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_MATH_CHANGE_TOOLTIP}","VAR"));
+Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN={updateType_:function(a){"MODE"==a?this.outputConnection.setCheck("Array"):this.outputConnection.setCheck("Number")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("op",this.getFieldValue("OP"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("op"))}};Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION=function(){this.getField("OP").setValidator(function(a){this.updateType_(a)}.bind(this))};
+Blockly.Extensions.registerMutator("math_modes_of_list_mutator",Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN,Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION);Blockly.Blocks.procedures={};
+Blockly.Blocks.procedures_defnoreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);
+this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK","RETURN")):this.removeInput("STACK",!0),
+this.hasStatements_=a)},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));Blockly.Events.disable();try{this.setFieldValue(a,"PARAMS")}finally{Blockly.Events.enable()}},mutationToDom:function(a){var b=
+document.createElement("mutation");a&&b.setAttribute("name",this.getFieldValue("NAME"));for(var c=0;c<this.argumentVarModels_.length;c++){var d=document.createElement("arg"),e=this.argumentVarModels_[c];d.setAttribute("name",e.name);d.setAttribute("varId",e.getId());a&&this.paramIds_&&d.setAttribute("paramId",this.paramIds_[c]);b.appendChild(d)}this.hasStatements_||b.setAttribute("statements","false");return b},domToMutation:function(a){this.arguments_=[];this.argumentVarModels_=[];for(var b=0,c;c=
+a.childNodes[b];b++)if("arg"==c.nodeName.toLowerCase()){var d=c.getAttribute("name");c=c.getAttribute("varId");this.arguments_.push(d);d=Blockly.Variables.getOrCreateVariablePackage(this.workspace,c,d,"");this.argumentVarModels_.push(d)}this.updateParams_();Blockly.Procedures.mutateCallers(this);this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=a.newBlock("procedures_mutatorcontainer");b.initSvg();this.getInput("RETURN")?b.setFieldValue(this.hasStatements_?"TRUE":
+"FALSE","STATEMENTS"):b.getInput("STATEMENT_INPUT").setVisible(!1);for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=a.newBlock("procedures_mutatorarg");e.initSvg();e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];this.argumentVarModels_=[];for(var b=a.getInputTargetBlock("STACK");b;){var c=b.getFieldValue("NAME");
 this.arguments_.push(c);c=this.workspace.getVariable(c,"");this.argumentVarModels_.push(c);this.paramIds_.push(b.id);b=b.nextConnection&&b.nextConnection.targetBlock()}this.updateParams_();Blockly.Procedures.mutateCallers(this);a=a.getFieldValue("STATEMENTS");if(null!==a&&(a="TRUE"==a,this.hasStatements_!=a))if(a)this.setStatements_(!0),Blockly.Mutator.reconnect(this.statementConnection_,this,"STACK"),this.statementConnection_=null;else{a=this.getInput("STACK").connection;if(this.statementConnection_=
 a.targetConnection)a=a.targetBlock(),a.unplug(),a.bumpNeighbours_();this.setStatements_(!1)}},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},getVarModels:function(){return this.argumentVarModels_},renameVarById:function(a,b){var c=this.workspace.getVariableById(a);if(""==c.type){c=c.name;for(var d=this.workspace.getVariableById(b),e=!1,f=0;f<this.argumentVarModels_.length;f++)this.argumentVarModels_[f].getId()==a&&(this.arguments_[f]=
 d.name,this.argumentVarModels_[f]=d,e=!0);e&&this.displayRenamedVar_(c,d.name)}},updateVarName:function(a){for(var b=a.name,c=!1,d=0;d<this.argumentVarModels_.length;d++)if(this.argumentVarModels_[d].getId()==a.getId()){var e=this.arguments_[d];this.arguments_[d]=b;c=!0}c&&this.displayRenamedVar_(e,b)},displayRenamedVar_:function(a,b){this.updateParams_();if(this.mutator.isVisible())for(var c=this.mutator.workspace_.getAllBlocks(),d=0,e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,
-e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=goog.dom.createDom("arg"),c.setAttribute("name",this.arguments_[e]),d.appendChild(c);d=goog.dom.createDom("block",null,d);d.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,
-d);a.push(b);if(!this.isCollapsed())for(e=0;e<this.arguments_.length;e++)b={enabled:!0},c=this.arguments_[e],b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),d=goog.dom.createDom("field",null,c),d.setAttribute("name","VAR"),d=goog.dom.createDom("block",null,d),d.setAttribute("type","variables_get"),b.callback=Blockly.ContextMenu.callbackFactory(this,d),a.push(b)},callType_:"procedures_callnoreturn"};
+e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){if(!this.isInFlyout){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=goog.dom.createDom("arg"),c.setAttribute("name",this.arguments_[e]),d.appendChild(c);c=goog.dom.createDom("block",null,d);c.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,
+c);a.push(b);if(!this.isCollapsed())for(e=0;e<this.argumentVarModels_.length;e++)b={enabled:!0},d=this.argumentVarModels_[e],c=d.name,b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),c=Blockly.Variables.generateVariableFieldDom(d),c=goog.dom.createDom("block",null,c),c.setAttribute("type","variables_get"),b.callback=Blockly.ContextMenu.callbackFactory(this,c),a.push(b)}},callType_:"procedures_callnoreturn"};
 Blockly.Blocks.procedures_defreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFRETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.appendValueInput("RETURN").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&
-this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,
+this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,
 mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,compose:Blockly.Blocks.procedures_defnoreturn.compose,getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,getVarModels:Blockly.Blocks.procedures_defnoreturn.getVarModels,renameVarById:Blockly.Blocks.procedures_defnoreturn.renameVarById,
 updateVarName:Blockly.Blocks.procedures_defnoreturn.updateVarName,displayRenamedVar_:Blockly.Blocks.procedures_defnoreturn.displayRenamedVar_,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,callType_:"procedures_callreturn"};
-Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.procedures_mutatorarg={init:function(){var a=new Blockly.FieldTextInput("x",this.validator_);a.oldShowEditorFn_=a.showEditor_;a.showEditor_=function(){this.createdVariables_=[];this.oldShowEditorFn_()};this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(a,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1;a.onFinishEditing_=
+Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.procedures_mutatorarg={init:function(){var a=new Blockly.FieldTextInput("x",this.validator_);a.oldShowEditorFn_=a.showEditor_;a.showEditor_=function(){this.createdVariables_=[];this.oldShowEditorFn_()};this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(a,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1;a.onFinishEditing_=
 this.deleteIntermediateVars_;a.createdVariables_=[];a.onFinishEditing_("x")},validator_:function(a){var b=Blockly.Mutator.findParentWs(this.sourceBlock_.workspace);a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,"");if(!a)return null;var c=b.getVariable(a,"");c&&c.name!=a&&b.renameVarById(c.getId(),a);c||(c=b.createVariable(a,""))&&this.createdVariables_&&this.createdVariables_.push(c);return a},deleteIntermediateVars_:function(a){var b=Blockly.Mutator.findParentWs(this.sourceBlock_.workspace);if(b)for(var c=
 0;c<this.createdVariables_.length;c++){var d=this.createdVariables_[c];d.name!=a&&b.deleteVariableById(d.getId())}}};
-Blockly.Blocks.procedures_callnoreturn={init:function(){this.appendDummyInput("TOPROW").appendField(this.id,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,this.getProcedureCall())&&
+Blockly.Blocks.procedures_callnoreturn={init:function(){this.appendDummyInput("TOPROW").appendField(this.id,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,this.getProcedureCall())&&
 (this.setFieldValue(b,"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters_:function(a,b){var c=Blockly.Procedures.getDefinition(this.getProcedureCall(),this.workspace),d=c&&c.mutator&&c.mutator.isVisible();d||(this.quarkConnections_={},this.quarkIds_=null);if(b)if(goog.array.equals(this.arguments_,a))this.quarkIds_=b;else{if(b.length!=a.length)throw"Error: paramNames and paramIds must be the same length.";
 this.setCollapsed(!1);this.quarkIds_||(this.quarkConnections_={},a.join("\n")==this.arguments_.join("\n")?this.quarkIds_=b:this.quarkIds_=[]);c=this.rendered;this.rendered=!1;for(var e=0;e<this.arguments_.length;e++){var f=this.getInput("ARG"+e);f&&(f=f.connection.targetConnection,this.quarkConnections_[this.quarkIds_[e]]=f,d&&f&&-1==b.indexOf(this.quarkIds_[e])&&(f.disconnect(),f.getSourceBlock().bumpNeighbours_()))}this.arguments_=[].concat(a);this.argumentVarModels_=[];for(e=0;e<this.arguments_.length;e++)d=
 Blockly.Variables.getOrCreateVariablePackage(this.workspace,null,this.arguments_[e],""),this.argumentVarModels_.push(d);this.updateShape_();if(this.quarkIds_=b)for(e=0;e<this.arguments_.length;e++)d=this.quarkIds_[e],d in this.quarkConnections_&&(f=this.quarkConnections_[d],Blockly.Mutator.reconnect(f,this,"ARG"+e)||delete this.quarkConnections_[d]);(this.rendered=c)&&this.render()}},updateShape_:function(){for(var a=0;a<this.arguments_.length;a++){var b=this.getField("ARGNAME"+a);if(b){Blockly.Events.disable();
@@ -114,51 +114,51 @@ try{b.setValue(this.arguments_[a])}finally{Blockly.Events.enable()}}else b=new B
 a.setAttribute("name",this.getProcedureCall());for(var b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.renameProcedure(this.getProcedureCall(),b);b=[];for(var c=[],d=0,e;e=a.childNodes[d];d++)"arg"==e.nodeName.toLowerCase()&&(b.push(e.getAttribute("name")),c.push(e.getAttribute("paramId")));this.setProcedureParameters_(b,c)},getVarModels:function(){return this.argumentVarModels_},
 onchange:function(a){if(this.workspace&&!this.workspace.isFlyout)if(a.type==Blockly.Events.BLOCK_CREATE&&-1!=a.ids.indexOf(this.id)){var b=this.getProcedureCall();b=Blockly.Procedures.getDefinition(b,this.workspace);!b||b.type==this.defType_&&JSON.stringify(b.arguments_)==JSON.stringify(this.arguments_)||(b=null);if(!b){Blockly.Events.setGroup(a.group);a=goog.dom.createDom("xml");b=goog.dom.createDom("block");b.setAttribute("type",this.defType_);var c=this.getRelativeToSurfaceXY(),d=c.y+2*Blockly.SNAP_RADIUS;
 b.setAttribute("x",c.x+Blockly.SNAP_RADIUS*(this.RTL?-1:1));b.setAttribute("y",d);c=this.mutationToDom();b.appendChild(c);c=goog.dom.createDom("field");c.setAttribute("name","NAME");c.appendChild(document.createTextNode(this.getProcedureCall()));b.appendChild(c);a.appendChild(b);Blockly.Xml.domToWorkspace(a,this.workspace);Blockly.Events.setGroup(!1)}}else a.type==Blockly.Events.BLOCK_DELETE&&(b=this.getProcedureCall(),b=Blockly.Procedures.getDefinition(b,this.workspace),b||(Blockly.Events.setGroup(a.group),
-this.dispose(!0,!1),Blockly.Events.setGroup(!1)))},customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&a.select()};a.push(b)},defType_:"procedures_defnoreturn"};
-Blockly.Blocks.procedures_callreturn={init:function(){this.appendDummyInput("TOPROW").appendField("","NAME");this.setOutput(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters_:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters_,
+this.dispose(!0,!1),Blockly.Events.setGroup(!1)))},customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&(d.centerOnBlock(a.id),a.select())};a.push(b)},defType_:"procedures_defnoreturn"};
+Blockly.Blocks.procedures_callreturn={init:function(){this.appendDummyInput("TOPROW").appendField("","NAME");this.setOutput(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters_:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters_,
 updateShape_:Blockly.Blocks.procedures_callnoreturn.updateShape_,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,getVarModels:Blockly.Blocks.procedures_callnoreturn.getVarModels,onchange:Blockly.Blocks.procedures_callnoreturn.onchange,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu,defType_:"procedures_defreturn"};
-Blockly.Blocks.procedures_ifreturn={init:function(){this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);this.hasReturnValue_=!0},
-mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.FUNCTION_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);
-a?("procedures_defnoreturn"==b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING),
-this.isInFlyout||this.getInheritedDisabled()||this.setDisabled(!0))}},FUNCTION_TYPES:["procedures_defnoreturn","procedures_defreturn"]};Blockly.Blocks.texts={};Blockly.Constants.Text={};Blockly.Constants.Text.HUE=160;Blockly.Blocks.texts.HUE=Blockly.Constants.Text.HUE;
+Blockly.Blocks.procedures_ifreturn={init:function(){this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);this.hasReturnValue_=!0},mutationToDom:function(){var a=
+document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.FUNCTION_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);a?("procedures_defnoreturn"==
+b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING),this.isInFlyout||this.getInheritedDisabled()||
+this.setDisabled(!0))}},FUNCTION_TYPES:["procedures_defnoreturn","procedures_defreturn"]};Blockly.Blocks.texts={};Blockly.Constants.Text={};Blockly.Constants.Text.HUE=160;
 Blockly.defineBlocksWithJsonArray([{type:"text",message0:"%1",args0:[{type:"field_input",name:"TEXT",text:""}],output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_TEXT_HELPURL}",tooltip:"%{BKY_TEXT_TEXT_TOOLTIP}",extensions:["text_quotes","parent_tooltip_when_inline"]},{type:"text_join",message0:"",output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_JOIN_HELPURL}",tooltip:"%{BKY_TEXT_JOIN_TOOLTIP}",mutator:"text_join_mutator"},{type:"text_create_join_container",message0:"%{BKY_TEXT_CREATE_JOIN_TITLE_JOIN} %1 %2",
-args0:[{type:"input_dummy"},{type:"input_statement",name:"STACK"}],colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",enableContextMenu:!1},{type:"text_create_join_item",message0:"%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",tooltip:"{%BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",enableContextMenu:!1},{type:"text_append",message0:"%{BKY_TEXT_APPEND_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_TEXT_APPEND_VARIABLE}"},
+args0:[{type:"input_dummy"},{type:"input_statement",name:"STACK"}],colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",enableContextMenu:!1},{type:"text_create_join_item",message0:"%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",enableContextMenu:!1},{type:"text_append",message0:"%{BKY_TEXT_APPEND_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_TEXT_APPEND_VARIABLE}"},
 {type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",extensions:["text_append_tooltip"]},{type:"text_length",message0:"%{BKY_TEXT_LENGTH_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_LENGTH_TOOLTIP}",helpUrl:"%{BKY_TEXT_LENGTH_HELPURL}"},{type:"text_isEmpty",message0:"%{BKY_TEXT_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],
 output:"Boolean",colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_ISEMPTY_TOOLTIP}",helpUrl:"%{BKY_TEXT_ISEMPTY_HELPURL}"},{type:"text_indexOf",message0:"%{BKY_TEXT_INDEXOF_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"END",options:[["%{BKY_TEXT_INDEXOF_OPERATOR_FIRST}","FIRST"],["%{BKY_TEXT_INDEXOF_OPERATOR_LAST}","LAST"]]},{type:"input_value",name:"FIND",check:"String"}],output:"Number",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_INDEXOF_HELPURL}",inputsInline:!0,
 extensions:["text_indexOf_tooltip"]},{type:"text_charAt",message0:"%{BKY_TEXT_CHARAT_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"WHERE",options:[["%{BKY_TEXT_CHARAT_FROM_START}","FROM_START"],["%{BKY_TEXT_CHARAT_FROM_END}","FROM_END"],["%{BKY_TEXT_CHARAT_FIRST}","FIRST"],["%{BKY_TEXT_CHARAT_LAST}","LAST"],["%{BKY_TEXT_CHARAT_RANDOM}","RANDOM"]]}],output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_CHARAT_HELPURL}",inputsInline:!0,mutator:"text_charAt_mutator"}]);
-Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);
+Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);
 this.appendValueInput("STRING").setCheck("String").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL);this.setInputsInline(!0);this.setOutput(!0,"String");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),
 b=this.getInput("AT1").type==Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
-this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&this.moveInputBefore("AT1","AT2")}};
-Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
-Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
-Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_PRINT_TITLE,args0:[{type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_PRINT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_PRINT_HELPURL})}};
-Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]];this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);var b=this;a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},
+this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1",
+"AT2"))}};Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
+Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
+Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_PRINT_TITLE,args0:[{type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_PRINT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_PRINT_HELPURL})}};
+Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]];this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);var b=this;a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},
 updateType_:function(a){this.outputConnection.setCheck("NUMBER"==a?"Number":"String")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("type",this.getFieldValue("TYPE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("type"))}};
-Blockly.Blocks.text_prompt={init:function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
+Blockly.Blocks.text_prompt={init:function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
 this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},updateType_:Blockly.Blocks.text_prompt_ext.updateType_,mutationToDom:Blockly.Blocks.text_prompt_ext.mutationToDom,domToMutation:Blockly.Blocks.text_prompt_ext.domToMutation};
-Blockly.Blocks.text_count={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_COUNT_MESSAGE0,args0:[{type:"input_value",name:"SUB",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"Number",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_COUNT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_COUNT_HELPURL})}};
-Blockly.Blocks.text_replace={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REPLACE_MESSAGE0,args0:[{type:"input_value",name:"FROM",check:"String"},{type:"input_value",name:"TO",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_REPLACE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REPLACE_HELPURL})}};
-Blockly.Blocks.text_reverse={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REVERSE_MESSAGE0,args0:[{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_REVERSE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REVERSE_HELPURL})}};
+Blockly.Blocks.text_count={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_COUNT_MESSAGE0,args0:[{type:"input_value",name:"SUB",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"Number",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_COUNT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_COUNT_HELPURL})}};
+Blockly.Blocks.text_replace={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REPLACE_MESSAGE0,args0:[{type:"input_value",name:"FROM",check:"String"},{type:"input_value",name:"TO",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_REPLACE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REPLACE_HELPURL})}};
+Blockly.Blocks.text_reverse={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REVERSE_MESSAGE0,args0:[{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_REVERSE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REVERSE_HELPURL})}};
 Blockly.Constants.Text.QUOTE_IMAGE_MIXIN={QUOTE_IMAGE_LEFT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAn0lEQVQI1z3OMa5BURSF4f/cQhAKjUQhuQmFNwGJEUi0RKN5rU7FHKhpjEH3TEMtkdBSCY1EIv8r7nFX9e29V7EBAOvu7RPjwmWGH/VuF8CyN9/OAdvqIXYLvtRaNjx9mMTDyo+NjAN1HNcl9ZQ5oQMM3dgDUqDo1l8DzvwmtZN7mnD+PkmLa+4mhrxVA9fRowBWmVBhFy5gYEjKMfz9AylsaRRgGzvZAAAAAElFTkSuQmCC",QUOTE_IMAGE_RIGHT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAqUlEQVQI1z3KvUpCcRiA8ef9E4JNHhI0aFEacm1o0BsI0Slx8wa8gLauoDnoBhq7DcfWhggONDmJJgqCPA7neJ7p934EOOKOnM8Q7PDElo/4x4lFb2DmuUjcUzS3URnGib9qaPNbuXvBO3sGPHJDRG6fGVdMSeWDP2q99FQdFrz26Gu5Tq7dFMzUvbXy8KXeAj57cOklgA+u1B5AoslLtGIHQMaCVnwDnADZIFIrXsoXrgAAAABJRU5ErkJggg==",
 QUOTE_IMAGE_WIDTH:12,QUOTE_IMAGE_HEIGHT:12,quoteField_:function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(a==e.name){c.insertFieldAt(d,this.newQuote_(!0));c.insertFieldAt(d+2,this.newQuote_(!1));return}console.warn('field named "'+a+'" not found in '+this.toDevString())},newQuote_:function(a){a=this.RTL?!a:a;return new Blockly.FieldImage(a?this.QUOTE_IMAGE_LEFT_DATAURI:this.QUOTE_IMAGE_RIGHT_DATAURI,this.QUOTE_IMAGE_WIDTH,this.QUOTE_IMAGE_HEIGHT,a?"\u201c":"\u201d")}};
 Blockly.Constants.Text.TEXT_QUOTES_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.quoteField_("TEXT")};
 Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),10);this.updateShape_()},decompose:function(a){var b=a.newBlock("text_create_join_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("text_create_join_item");e.initSvg();c.connect(e.previousConnection);c=
 e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=
 this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||this.appendDummyInput("EMPTY").appendField(this.newQuote_(!0)).appendField(this.newQuote_(!1));for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH)}for(;this.getInput("ADD"+
-a);)this.removeInput("ADD"+a),a++}};Blockly.Constants.Text.TEXT_JOIN_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.itemCount_=2;this.updateShape_();this.setMutator(new Blockly.Mutator(["text_create_join_item"]))};Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION=function(){var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_APPEND_TOOLTIP?Blockly.Msg.TEXT_APPEND_TOOLTIP.replace("%1",a.getFieldValue("VAR")):""})};
+a);)this.removeInput("ADD"+a),a++}};Blockly.Constants.Text.TEXT_JOIN_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.itemCount_=2;this.updateShape_();this.setMutator(new Blockly.Mutator(["text_create_join_item"]))};Blockly.Extensions.register("text_append_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_TEXT_APPEND_TOOLTIP}","VAR"));
 Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION=function(){var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_INDEXOF_TOOLTIP.replace("%1",a.workspace.options.oneBasedIndex?"0":"-1")})};
 Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("at",!!this.isAt_);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT",!0);this.removeInput("ORDINAL",!0);a&&(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX));Blockly.Msg.TEXT_CHARAT_TAIL&&
 (this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_CHARAT_TAIL));this.isAt_=a}};
 Blockly.Constants.Text.TEXT_CHARAT_EXTENSION=function(){this.getField("WHERE").setValidator(function(a){var b="FROM_START"==a||"FROM_END"==a;if(b!=this.isAt_){var d=this.sourceBlock_;d.updateAt_(b);d.setFieldValue(a,"WHERE");return null}});this.updateAt_(!0);var a=this;this.setTooltip(function(){var b=a.getFieldValue("WHERE"),c=Blockly.Msg.TEXT_CHARAT_TOOLTIP;("FROM_START"==b||"FROM_END"==b)&&(b="FROM_START"==b?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP)&&
-(c+="  "+b.replace("%1",a.workspace.options.oneBasedIndex?"#1":"#0"));return c})};Blockly.Extensions.register("text_indexOf_tooltip",Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);Blockly.Extensions.register("text_quotes",Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);Blockly.Extensions.register("text_append_tooltip",Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION);Blockly.Extensions.registerMutator("text_join_mutator",Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
-Blockly.Extensions.registerMutator("text_charAt_mutator",Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);Blockly.Blocks.variables={};Blockly.Constants.Variables={};Blockly.Constants.Variables.HUE=330;Blockly.Blocks.variables.HUE=Blockly.Constants.Variables.HUE;
+(c+="  "+b.replace("%1",a.workspace.options.oneBasedIndex?"#1":"#0"));return c})};Blockly.Extensions.register("text_indexOf_tooltip",Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);Blockly.Extensions.register("text_quotes",Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);Blockly.Extensions.registerMutator("text_join_mutator",Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
+Blockly.Extensions.registerMutator("text_charAt_mutator",Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);Blockly.Blocks.variables={};Blockly.Constants.Variables={};Blockly.Constants.Variables.HUE=330;
 Blockly.defineBlocksWithJsonArray([{type:"variables_get",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,colour:"%{BKY_VARIABLES_HUE}",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableSetterGetter"]},{type:"variables_set",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",name:"VALUE"}],previousStatement:null,
 nextStatement:null,colour:"%{BKY_VARIABLES_HUE}",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableSetterGetter"]}]);
-Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get"==this.type)var b="variables_set",c=Blockly.Msg.VARIABLES_GET_CREATE_SET;else b="variables_get",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getFieldValue("VAR");d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",
+Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get"==this.type)var b="variables_set",c=Blockly.Msg.VARIABLES_GET_CREATE_SET;else b="variables_get",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getField("VAR").getText();d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",
 b);d.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}}};Blockly.Extensions.registerMixin("contextMenu_variableSetterGetter",Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
 Blockly.Constants.VariablesDynamic={};Blockly.Constants.VariablesDynamic.HUE=310;
 Blockly.defineBlocksWithJsonArray([{type:"variables_get_dynamic",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,colour:"%{BKY_VARIABLES_DYNAMIC_HUE}",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableDynamicSetterGetter"]},{type:"variables_set_dynamic",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",
 name:"VALUE"}],previousStatement:null,nextStatement:null,colour:"%{BKY_VARIABLES_DYNAMIC_HUE}",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableDynamicSetterGetter"]}]);
-Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get_dynamic"==this.type){var b="variables_set_dynamic";var c=Blockly.Msg.VARIABLES_GET_CREATE_SET}else b="variables_get_dynamic",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getFieldValue("VAR");d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");e=this.workspace.getVariable(e);
-c.setAttribute("variabletype",e.type);e=goog.dom.createDom("block",null,c);e.setAttribute("type",b);d.callback=Blockly.ContextMenu.callbackFactory(this,e);a.push(d)}},onchange:function(){var a=this.getFieldValue("VAR");a=this.workspace.getVariableById(a);"variables_get_dynamic"==this.type?this.outputConnection.setCheck(a.type):this.getInput("VALUE").connection.setCheck(a.type)}};Blockly.Extensions.registerMixin("contextMenu_variableDynamicSetterGetter",Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
\ No newline at end of file
+Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get_dynamic"==this.type){var b="variables_set_dynamic";var c=Blockly.Msg.VARIABLES_GET_CREATE_SET}else b="variables_get_dynamic",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getField("VAR").getText();d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",
+null,c);c.setAttribute("type",b);d.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}},onchange:function(){var a=this.getFieldValue("VAR");a=this.workspace.getVariableById(a);"variables_get_dynamic"==this.type?this.outputConnection.setCheck(a.type):this.getInput("VALUE").connection.setCheck(a.type)}};Blockly.Extensions.registerMixin("contextMenu_variableDynamicSetterGetter",Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
\ No newline at end of file
diff --git a/build.py b/build.py
index 4d51de14e..98d105c92 100755
--- a/build.py
+++ b/build.py
@@ -223,6 +223,7 @@ class Gen_compressed(threading.Thread):
         ("output_info", "warnings"),
         ("output_info", "errors"),
         ("output_info", "statistics"),
+        ("warning_level", "DEFAULT"),
       ]
 
     # Read in all the source files.
@@ -251,6 +252,7 @@ class Gen_compressed(threading.Thread):
         ("output_info", "warnings"),
         ("output_info", "errors"),
         ("output_info", "statistics"),
+        ("warning_level", "DEFAULT"),
       ]
 
     # Read in all the source files.
@@ -277,6 +279,7 @@ class Gen_compressed(threading.Thread):
         ("output_info", "warnings"),
         ("output_info", "errors"),
         ("output_info", "statistics"),
+        ("warning_level", "DEFAULT"),
       ]
 
     # Read in all the source files.
@@ -303,6 +306,7 @@ class Gen_compressed(threading.Thread):
         ("output_info", "warnings"),
         ("output_info", "errors"),
         ("output_info", "statistics"),
+        ("warning_level", "DEFAULT"),
       ]
 
     # Read in all the source files.
diff --git a/core/block.js b/core/block.js
index 23670666f..5c260d10c 100644
--- a/core/block.js
+++ b/core/block.js
@@ -29,6 +29,10 @@ goog.provide('Blockly.Block');
 goog.require('Blockly.Blocks');
 goog.require('Blockly.Comment');
 goog.require('Blockly.Connection');
+goog.require('Blockly.Events.BlockChange');
+goog.require('Blockly.Events.BlockCreate');
+goog.require('Blockly.Events.BlockDelete');
+goog.require('Blockly.Events.BlockMove');
 goog.require('Blockly.Extensions');
 goog.require('Blockly.Input');
 goog.require('Blockly.Mutator');
@@ -333,13 +337,11 @@ Blockly.Block.prototype.unplug = function(opt_healStack) {
 
 /**
  * Returns all connections originating from this block.
- * @param {boolean} all If true, return all connections even hidden ones.
+ * @param {boolean} _all If true, return all connections even hidden ones.
  * @return {!Array.<!Blockly.Connection>} Array of connections.
  * @private
  */
-Blockly.Block.prototype.getConnections_ = function(
-    /* eslint-disable no-unused-vars */ all
-    /* eslint-enable no-unused-vars */) {
+Blockly.Block.prototype.getConnections_ = function(_all) {
   var myConnections = [];
   if (this.outputConnection) {
     myConnections.push(this.outputConnection);
@@ -655,19 +657,28 @@ Blockly.Block.prototype.getHue = function() {
 
 /**
  * Change the colour of a block.
- * @param {number|string} colour HSV hue value, or #RRGGBB string.
+ * @param {number|string} colour HSV hue value (0 to 360), #RRGGBB string,
+ *     or a message reference string pointing to one of those two values.
  */
 Blockly.Block.prototype.setColour = function(colour) {
-  var hue = Number(colour);
+  var dereferenced = goog.isString(colour) ?
+      Blockly.utils.replaceMessageReferences(colour) : colour;
+
+  var hue = Number(dereferenced);
   if (!isNaN(hue) && 0 <= hue && hue <= 360) {
     this.hue_ = hue;
     this.colour_ = Blockly.hueToRgb(hue);
-  } else if (goog.isString(colour) && /^#[0-9a-fA-F]{6}$/.test(colour)) {
-    this.colour_ = colour;
+  } else if (goog.isString(dereferenced) &&
+      /^#[0-9a-fA-F]{6}$/.test(dereferenced)) {
+    this.colour_ = dereferenced;
     // Only store hue if colour is set as a hue.
     this.hue_ = null;
   } else {
-    throw 'Invalid colour: ' + colour;
+    var errorMsg = 'Invalid colour: "' + dereferenced + '"';
+    if (colour != dereferenced) {
+      errorMsg += ' (from "' + colour + '")';
+    }
+    throw errorMsg;
   }
 };
 
@@ -1054,19 +1065,15 @@ Blockly.Block.prototype.appendDummyInput = function(opt_name) {
  * @param {!Object} json Structured data describing the block.
  */
 Blockly.Block.prototype.jsonInit = function(json) {
+  var warningPrefix = json['type'] ? 'Block "' + json['type'] + '": ' : '';
 
   // Validate inputs.
   goog.asserts.assert(
       json['output'] == undefined || json['previousStatement'] == undefined,
-      'Must not have both an output and a previousStatement.');
+      warningPrefix + 'Must not have both an output and a previousStatement.');
 
   // Set basic properties of block.
-  if (json['colour'] !== undefined) {
-    var rawValue = json['colour'];
-    var colour = goog.isString(rawValue) ?
-        Blockly.utils.replaceMessageReferences(rawValue) : rawValue;
-    this.setColour(colour);
-  }
+  this.jsonInitColour_(json, warningPrefix);
 
   // Interpolate the message blocks.
   var i = 0;
@@ -1104,8 +1111,10 @@ Blockly.Block.prototype.jsonInit = function(json) {
     this.setHelpUrl(localizedValue);
   }
   if (goog.isString(json['extensions'])) {
-    console.warn('JSON attribute \'extensions\' should be an array of ' +
-      'strings. Found raw string in JSON for \'' + json['type'] + '\' block.');
+    console.warn(
+        warningPrefix + 'JSON attribute \'extensions\' should be an array of' +
+        ' strings. Found raw string in JSON for \'' + json['type'] +
+        '\' block.');
     json['extensions'] = [json['extensions']];  // Correct and continue.
   }
 
@@ -1123,6 +1132,27 @@ Blockly.Block.prototype.jsonInit = function(json) {
   }
 };
 
+/**
+ * Initialize the colour of this block from the JSON description.
+ * @param {!Object} json Structured data describing the block.
+ * @param {string} warningPrefix Warning prefix string identifying block.
+ * @private
+ */
+Blockly.Block.prototype.jsonInitColour_ = function(json, warningPrefix) {
+  if ('colour' in json) {
+    if (json['colour'] === undefined) {
+      console.warn(warningPrefix + 'Undefined color value.');
+    } else {
+      var rawValue = json['colour'];
+      try {
+        this.setColour(rawValue);
+      } catch (colorError) {
+        console.warn(warningPrefix + 'Illegal color value: ', rawValue);
+      }
+    }
+  }
+};
+
 /**
  * Add key/values from mixinObj to this block object. By default, this method
  * will check that the keys in mixinObj will not overwrite existing values in
@@ -1187,7 +1217,7 @@ Blockly.Block.prototype.interpolate_ = function(message, args, lastDummyAlign) {
       }
     }
   }
-  if(indexCount != args.length) {
+  if (indexCount != args.length) {
     throw new Error('Block "' + this.type + '": ' +
         'Message does not reference all ' + args.length + ' arg(s).');
   }
@@ -1231,44 +1261,21 @@ Blockly.Block.prototype.interpolate_ = function(message, args, lastDummyAlign) {
             case 'input_dummy':
               input = this.appendDummyInput(element['name']);
               break;
-            case 'field_label':
-              field = Blockly.FieldLabel.fromJson(element);
-              break;
-            case 'field_input':
-              field = Blockly.FieldTextInput.fromJson(element);
-              break;
-            case 'field_angle':
-              field = Blockly.FieldAngle.fromJson(element);
-              break;
-            case 'field_checkbox':
-              field = Blockly.FieldCheckbox.fromJson(element);
-              break;
-            case 'field_colour':
-              field = Blockly.FieldColour.fromJson(element);
-              break;
-            case 'field_variable':
-              field = Blockly.FieldVariable.fromJson(element);
-              break;
-            case 'field_dropdown':
-              field = Blockly.FieldDropdown.fromJson(element);
-              break;
-            case 'field_image':
-              field = Blockly.FieldImage.fromJson(element);
-              break;
-            case 'field_number':
-              field = Blockly.FieldNumber.fromJson(element);
-              break;
-            case 'field_date':
-              if (Blockly.FieldDate) {
-                field = Blockly.FieldDate.fromJson(element);
-                break;
-              }
-              // Fall through if FieldDate is not compiled in.
+
             default:
+              field = Blockly.Field.fromJson(element);
+
               // Unknown field.
-              if (element['alt']) {
-                element = element['alt'];
-                altRepeat = true;
+              if (!field) {
+                if (element['alt']) {
+                  element = element['alt'];
+                  altRepeat = true;
+                } else {
+                  console.warn('Blockly could not create a field of type ' +
+                      element['type'] +
+                      '. You may need to register your custom field.  See ' +
+                      'github.com/google/blockly/issues/1584');
+                }
               }
           }
         }
@@ -1445,23 +1452,20 @@ Blockly.Block.prototype.setCommentText = function(text) {
 
 /**
  * Set this block's warning text.
- * @param {?string} text The text, or null to delete.
- * @param {string=} opt_id An optional ID for the warning text to be able to
+ * @param {?string} _text The text, or null to delete.
+ * @param {string=} _opt_id An optional ID for the warning text to be able to
  *     maintain multiple warnings.
  */
-Blockly.Block.prototype.setWarningText = function(text,
-    /* eslint-disable no-unused-vars */ opt_id
-    /* eslint-enable no-unused-vars */) {
+Blockly.Block.prototype.setWarningText = function(_text, _opt_id) {
   // NOP.
 };
 
 /**
  * Give this block a mutator dialog.
- * @param {Blockly.Mutator} mutator A mutator dialog instance or null to remove.
+ * @param {Blockly.Mutator} _mutator A mutator dialog instance or null to
+ *     remove.
  */
-Blockly.Block.prototype.setMutator = function(
-    /* eslint-disable no-unused-vars */ mutator
-    /* eslint-enable no-unused-vars */) {
+Blockly.Block.prototype.setMutator = function(_mutator) {
   // NOP.
 };
 
diff --git a/core/block_drag_surface.js b/core/block_drag_surface.js
index be1edb3b0..57e441448 100644
--- a/core/block_drag_surface.js
+++ b/core/block_drag_surface.js
@@ -132,10 +132,10 @@ Blockly.BlockDragSurfaceSvg.prototype.translateAndScaleGroup = function(x, y, sc
   this.scale_ = scale;
   // This is a work-around to prevent a the blocks from rendering
   // fuzzy while they are being dragged on the drag surface.
-  x = x.toFixed(0);
-  y = y.toFixed(0);
-  this.dragGroup_.setAttribute('transform', 'translate('+ x + ','+ y + ')' +
-      ' scale(' + scale + ')');
+  var fixedX = x.toFixed(0);
+  var fixedY = y.toFixed(0);
+  this.dragGroup_.setAttribute('transform',
+      'translate('+ fixedX + ','+ fixedY + ') scale(' + scale + ')');
 };
 
 /**
diff --git a/core/block_dragger.js b/core/block_dragger.js
index c6a0a3b1a..dd1feba98 100644
--- a/core/block_dragger.js
+++ b/core/block_dragger.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.BlockDragger');
 
 goog.require('Blockly.DraggedConnectionManager');
+goog.require('Blockly.Events.BlockMove');
 
 goog.require('goog.math.Coordinate');
 goog.require('goog.asserts');
@@ -35,7 +36,7 @@ goog.require('goog.asserts');
 /**
  * Class for a block dragger.  It moves blocks around the workspace when they
  * are being dragged by a mouse or touch.
- * @param {!Blockly.Block} block The block to drag.
+ * @param {!Blockly.BlockSvg} block The block to drag.
  * @param {!Blockly.WorkspaceSvg} workspace The workspace to drag on.
  * @constructor
  */
@@ -143,9 +144,10 @@ Blockly.BlockDragger.initIconData_ = function(block) {
  * Start dragging a block.  This includes moving it to the drag surface.
  * @param {!goog.math.Coordinate} currentDragDeltaXY How far the pointer has
  *     moved from the position at mouse down, in pixel units.
+ * @param {boolean} healStack whether or not to heal the stack after disconnecting
  * @package
  */
-Blockly.BlockDragger.prototype.startBlockDrag = function(currentDragDeltaXY) {
+Blockly.BlockDragger.prototype.startBlockDrag = function(currentDragDeltaXY, healStack) {
   if (!Blockly.Events.getGroup()) {
     Blockly.Events.setGroup(true);
   }
@@ -153,8 +155,10 @@ Blockly.BlockDragger.prototype.startBlockDrag = function(currentDragDeltaXY) {
   this.workspace_.setResizesEnabled(false);
   Blockly.BlockSvg.disconnectUiStop_();
 
-  if (this.draggingBlock_.getParent()) {
-    this.draggingBlock_.unplug();
+  if (this.draggingBlock_.getParent() ||
+      (healStack && this.draggingBlock_.nextConnection &&
+      this.draggingBlock_.nextConnection.targetBlock())) {
+    this.draggingBlock_.unplug(healStack);
     var delta = this.pixelsToWorkspaceUnits_(currentDragDeltaXY);
     var newLoc = goog.math.Coordinate.sum(this.startXY_, delta);
 
@@ -167,10 +171,11 @@ Blockly.BlockDragger.prototype.startBlockDrag = function(currentDragDeltaXY) {
   // surface.
   this.draggingBlock_.moveToDragSurface_();
 
-  if (this.workspace_.toolbox_) {
+  var toolbox = this.workspace_.getToolbox();
+  if (toolbox) {
     var style = this.draggingBlock_.isDeletable() ? 'blocklyToolboxDelete' :
         'blocklyToolboxGrab';
-    this.workspace_.toolbox_.addStyle(style);
+    toolbox.addStyle(style);
   }
 };
 
@@ -225,10 +230,11 @@ Blockly.BlockDragger.prototype.endBlockDrag = function(e, currentDragDeltaXY) {
   }
   this.workspace_.setResizesEnabled(true);
 
-  if (this.workspace_.toolbox_) {
+  var toolbox = this.workspace_.getToolbox();
+  if (toolbox) {
     var style = this.draggingBlock_.isDeletable() ? 'blocklyToolboxDelete' :
         'blocklyToolboxGrab';
-    this.workspace_.toolbox_.removeStyle(style);
+    toolbox.removeStyle(style);
   }
   Blockly.Events.setGroup(false);
 };
diff --git a/core/block_events.js b/core/block_events.js
new file mode 100644
index 000000000..131fb5d0d
--- /dev/null
+++ b/core/block_events.js
@@ -0,0 +1,526 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Classes for all types of block events.
+ * @author fenichel@google.com (Rachel Fenichel)
+ */
+'use strict';
+
+goog.provide('Blockly.Events.BlockBase');
+goog.provide('Blockly.Events.BlockChange');
+goog.provide('Blockly.Events.BlockCreate');
+goog.provide('Blockly.Events.BlockDelete');
+goog.provide('Blockly.Events.BlockMove');
+goog.provide('Blockly.Events.Change');  // Deprecated.
+goog.provide('Blockly.Events.Create');  // Deprecated.
+goog.provide('Blockly.Events.Delete');  // Deprecated.
+goog.provide('Blockly.Events.Move');  // Deprecated.
+
+goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+
+goog.require('goog.array');
+goog.require('goog.math.Coordinate');
+
+
+/**
+ * Abstract class for a block event.
+ * @param {Blockly.Block} block The block this event corresponds to.
+ * @extends {Blockly.Events.Abstract}
+ * @constructor
+ */
+Blockly.Events.BlockBase = function(block) {
+  Blockly.Events.BlockBase.superClass_.constructor.call(this);
+
+  /**
+   * The block id for the block this event pertains to
+   * @type {string}
+   */
+  this.blockId = block.id;
+  this.workspaceId = block.workspace.id;
+};
+goog.inherits(Blockly.Events.BlockBase, Blockly.Events.Abstract);
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.BlockBase.prototype.toJson = function() {
+  var json = Blockly.Events.BlockBase.superClass_.toJson.call(this);
+  json['blockId'] = this.blockId;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.BlockBase.prototype.fromJson = function(json) {
+  Blockly.Events.BlockBase.superClass_.toJson.call(this);
+  this.blockId = json['blockId'];
+};
+
+/**
+ * Class for a block change event.
+ * @param {Blockly.Block} block The changed block.  Null for a blank event.
+ * @param {string} element One of 'field', 'comment', 'disabled', etc.
+ * @param {?string} name Name of input or field affected, or null.
+ * @param {*} oldValue Previous value of element.
+ * @param {*} newValue New value of element.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.Change = function(block, element, name, oldValue, newValue) {
+  if (!block) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.Change.superClass_.constructor.call(this, block);
+  this.element = element;
+  this.name = name;
+  this.oldValue = oldValue;
+  this.newValue = newValue;
+};
+goog.inherits(Blockly.Events.Change, Blockly.Events.BlockBase);
+
+/**
+ * Class for a block change event.
+ * @param {Blockly.Block} block The changed block.  Null for a blank event.
+ * @param {string} element One of 'field', 'comment', 'disabled', etc.
+ * @param {?string} name Name of input or field affected, or null.
+ * @param {*} oldValue Previous value of element.
+ * @param {*} newValue New value of element.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.BlockChange = Blockly.Events.Change;
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Change.prototype.type = Blockly.Events.CHANGE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Change.prototype.toJson = function() {
+  var json = Blockly.Events.Change.superClass_.toJson.call(this);
+  json['element'] = this.element;
+  if (this.name) {
+    json['name'] = this.name;
+  }
+  json['newValue'] = this.newValue;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Change.prototype.fromJson = function(json) {
+  Blockly.Events.Change.superClass_.fromJson.call(this, json);
+  this.element = json['element'];
+  this.name = json['name'];
+  this.newValue = json['newValue'];
+};
+
+/**
+ * Does this event record any change of state?
+ * @return {boolean} True if something changed.
+ */
+Blockly.Events.Change.prototype.isNull = function() {
+  return this.oldValue == this.newValue;
+};
+
+/**
+ * Run a change event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.Change.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  var block = workspace.getBlockById(this.blockId);
+  if (!block) {
+    console.warn("Can't change non-existent block: " + this.blockId);
+    return;
+  }
+  if (block.mutator) {
+    // Close the mutator (if open) since we don't want to update it.
+    block.mutator.setVisible(false);
+  }
+  var value = forward ? this.newValue : this.oldValue;
+  switch (this.element) {
+    case 'field':
+      var field = block.getField(this.name);
+      if (field) {
+        // Run the validator for any side-effects it may have.
+        // The validator's opinion on validity is ignored.
+        field.callValidator(value);
+        field.setValue(value);
+      } else {
+        console.warn("Can't set non-existent field: " + this.name);
+      }
+      break;
+    case 'comment':
+      block.setCommentText(value || null);
+      break;
+    case 'collapsed':
+      block.setCollapsed(value);
+      break;
+    case 'disabled':
+      block.setDisabled(value);
+      break;
+    case 'inline':
+      block.setInputsInline(value);
+      break;
+    case 'mutation':
+      var oldMutation = '';
+      if (block.mutationToDom) {
+        var oldMutationDom = block.mutationToDom();
+        oldMutation = oldMutationDom && Blockly.Xml.domToText(oldMutationDom);
+      }
+      if (block.domToMutation) {
+        value = value || '<mutation></mutation>';
+        var dom = Blockly.Xml.textToDom('<xml>' + value + '</xml>');
+        block.domToMutation(dom.firstChild);
+      }
+      Blockly.Events.fire(new Blockly.Events.Change(
+          block, 'mutation', null, oldMutation, value));
+      break;
+    default:
+      console.warn('Unknown change type: ' + this.element);
+  }
+};
+
+/**
+ * Class for a block creation event.
+ * @param {Blockly.Block} block The created block.  Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.Create = function(block) {
+  if (!block) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.Create.superClass_.constructor.call(this, block);
+
+  if (block.workspace.rendered) {
+    this.xml = Blockly.Xml.blockToDomWithXY(block);
+  } else {
+    this.xml = Blockly.Xml.blockToDom(block);
+  }
+  this.ids = Blockly.Events.getDescendantIds_(block);
+};
+goog.inherits(Blockly.Events.Create, Blockly.Events.BlockBase);
+
+/**
+ * Class for a block creation event.
+ * @param {Blockly.Block} block The created block. Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.BlockCreate = Blockly.Events.Create;
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Create.prototype.type = Blockly.Events.CREATE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Create.prototype.toJson = function() {
+  var json = Blockly.Events.Create.superClass_.toJson.call(this);
+  json['xml'] = Blockly.Xml.domToText(this.xml);
+  json['ids'] = this.ids;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Create.prototype.fromJson = function(json) {
+  Blockly.Events.Create.superClass_.fromJson.call(this, json);
+  this.xml = Blockly.Xml.textToDom('<xml>' + json['xml'] + '</xml>').firstChild;
+  this.ids = json['ids'];
+};
+
+/**
+ * Run a creation event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.Create.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  if (forward) {
+    var xml = goog.dom.createDom('xml');
+    xml.appendChild(this.xml);
+    Blockly.Xml.domToWorkspace(xml, workspace);
+  } else {
+    for (var i = 0, id; id = this.ids[i]; i++) {
+      var block = workspace.getBlockById(id);
+      if (block) {
+        block.dispose(false, false);
+      } else if (id == this.blockId) {
+        // Only complain about root-level block.
+        console.warn("Can't uncreate non-existent block: " + id);
+      }
+    }
+  }
+};
+
+/**
+ * Class for a block deletion event.
+ * @param {Blockly.Block} block The deleted block.  Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.Delete = function(block) {
+  if (!block) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  if (block.getParent()) {
+    throw 'Connected blocks cannot be deleted.';
+  }
+  Blockly.Events.Delete.superClass_.constructor.call(this, block);
+
+  if (block.workspace.rendered) {
+    this.oldXml = Blockly.Xml.blockToDomWithXY(block);
+  } else {
+    this.oldXml = Blockly.Xml.blockToDom(block);
+  }
+  this.ids = Blockly.Events.getDescendantIds_(block);
+};
+goog.inherits(Blockly.Events.Delete, Blockly.Events.BlockBase);
+
+/**
+ * Class for a block deletion event.
+ * @param {Blockly.Block} block The deleted block.  Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.BlockDelete = Blockly.Events.Delete;
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Delete.prototype.type = Blockly.Events.DELETE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Delete.prototype.toJson = function() {
+  var json = Blockly.Events.Delete.superClass_.toJson.call(this);
+  json['ids'] = this.ids;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Delete.prototype.fromJson = function(json) {
+  Blockly.Events.Delete.superClass_.fromJson.call(this, json);
+  this.ids = json['ids'];
+};
+
+/**
+ * Run a deletion event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.Delete.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  if (forward) {
+    for (var i = 0, id; id = this.ids[i]; i++) {
+      var block = workspace.getBlockById(id);
+      if (block) {
+        block.dispose(false, false);
+      } else if (id == this.blockId) {
+        // Only complain about root-level block.
+        console.warn("Can't delete non-existent block: " + id);
+      }
+    }
+  } else {
+    var xml = goog.dom.createDom('xml');
+    xml.appendChild(this.oldXml);
+    Blockly.Xml.domToWorkspace(xml, workspace);
+  }
+};
+
+/**
+ * Class for a block move event.  Created before the move.
+ * @param {Blockly.Block} block The moved block.  Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.Move = function(block) {
+  if (!block) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.Move.superClass_.constructor.call(this, block);
+  var location = this.currentLocation_();
+  this.oldParentId = location.parentId;
+  this.oldInputName = location.inputName;
+  this.oldCoordinate = location.coordinate;
+};
+goog.inherits(Blockly.Events.Move, Blockly.Events.BlockBase);
+
+/**
+ * Class for a block move event.  Created before the move.
+ * @param {Blockly.Block} block The moved block.  Null for a blank event.
+ * @extends {Blockly.Events.BlockBase}
+ * @constructor
+ */
+Blockly.Events.BlockMove = Blockly.Events.Move;
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Move.prototype.type = Blockly.Events.MOVE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Move.prototype.toJson = function() {
+  var json = Blockly.Events.Move.superClass_.toJson.call(this);
+  if (this.newParentId) {
+    json['newParentId'] = this.newParentId;
+  }
+  if (this.newInputName) {
+    json['newInputName'] = this.newInputName;
+  }
+  if (this.newCoordinate) {
+    json['newCoordinate'] = Math.round(this.newCoordinate.x) + ',' +
+        Math.round(this.newCoordinate.y);
+  }
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Move.prototype.fromJson = function(json) {
+  Blockly.Events.Move.superClass_.fromJson.call(this, json);
+  this.newParentId = json['newParentId'];
+  this.newInputName = json['newInputName'];
+  if (json['newCoordinate']) {
+    var xy = json['newCoordinate'].split(',');
+    this.newCoordinate =
+        new goog.math.Coordinate(parseFloat(xy[0]), parseFloat(xy[1]));
+  }
+};
+
+/**
+ * Record the block's new location.  Called after the move.
+ */
+Blockly.Events.Move.prototype.recordNew = function() {
+  var location = this.currentLocation_();
+  this.newParentId = location.parentId;
+  this.newInputName = location.inputName;
+  this.newCoordinate = location.coordinate;
+};
+
+/**
+ * Returns the parentId and input if the block is connected,
+ *   or the XY location if disconnected.
+ * @return {!Object} Collection of location info.
+ * @private
+ */
+Blockly.Events.Move.prototype.currentLocation_ = function() {
+  var workspace = Blockly.Workspace.getById(this.workspaceId);
+  var block = workspace.getBlockById(this.blockId);
+  var location = {};
+  var parent = block.getParent();
+  if (parent) {
+    location.parentId = parent.id;
+    var input = parent.getInputWithBlock(block);
+    if (input) {
+      location.inputName = input.name;
+    }
+  } else {
+    location.coordinate = block.getRelativeToSurfaceXY();
+  }
+  return location;
+};
+
+/**
+ * Does this event record any change of state?
+ * @return {boolean} True if something changed.
+ */
+Blockly.Events.Move.prototype.isNull = function() {
+  return this.oldParentId == this.newParentId &&
+      this.oldInputName == this.newInputName &&
+      goog.math.Coordinate.equals(this.oldCoordinate, this.newCoordinate);
+};
+
+/**
+ * Run a move event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.Move.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  var block = workspace.getBlockById(this.blockId);
+  if (!block) {
+    console.warn("Can't move non-existent block: " + this.blockId);
+    return;
+  }
+  var parentId = forward ? this.newParentId : this.oldParentId;
+  var inputName = forward ? this.newInputName : this.oldInputName;
+  var coordinate = forward ? this.newCoordinate : this.oldCoordinate;
+  var parentBlock = null;
+  if (parentId) {
+    parentBlock = workspace.getBlockById(parentId);
+    if (!parentBlock) {
+      console.warn("Can't connect to non-existent block: " + parentId);
+      return;
+    }
+  }
+  if (block.getParent()) {
+    block.unplug();
+  }
+  if (coordinate) {
+    var xy = block.getRelativeToSurfaceXY();
+    block.moveBy(coordinate.x - xy.x, coordinate.y - xy.y);
+  } else {
+    var blockConnection = block.outputConnection || block.previousConnection;
+    var parentConnection;
+    if (inputName) {
+      var input = parentBlock.getInput(inputName);
+      if (input) {
+        parentConnection = input.connection;
+      }
+    } else if (blockConnection.type == Blockly.PREVIOUS_STATEMENT) {
+      parentConnection = parentBlock.nextConnection;
+    }
+    if (parentConnection) {
+      blockConnection.connect(parentConnection);
+    } else {
+      console.warn("Can't connect to non-existent input: " + inputName);
+    }
+  }
+};
diff --git a/core/block_render_svg.js b/core/block_render_svg.js
index 2166860b0..7dfc00b68 100644
--- a/core/block_render_svg.js
+++ b/core/block_render_svg.js
@@ -29,8 +29,6 @@ goog.provide('Blockly.BlockSvg.render');
 
 goog.require('Blockly.BlockSvg');
 
-goog.require('goog.userAgent');
-
 
 // UI constants for rendering blocks.
 /**
@@ -608,8 +606,8 @@ Blockly.BlockSvg.prototype.renderMoveConnections_ = function() {
 
 /**
  * Render the top edge of the block.
- * @param {!Array.<string>} steps Path of block outline.
- * @param {!Array.<string>} highlightSteps Path of block highlights.
+ * @param {!Array.<string|number>} steps Path of block outline.
+ * @param {!Array.<string|number>} highlightSteps Path of block highlights.
  * @param {number} rightEdge Minimum width of block.
  * @private
  */
@@ -653,10 +651,10 @@ Blockly.BlockSvg.prototype.renderDrawTop_ = function(steps,
 
 /**
  * Render the right edge of the block.
- * @param {!Array.<string>} steps Path of block outline.
- * @param {!Array.<string>} highlightSteps Path of block highlights.
- * @param {!Array.<string>} inlineSteps Inline block outlines.
- * @param {!Array.<string>} highlightInlineSteps Inline block highlights.
+ * @param {!Array.<string|number>} steps Path of block outline.
+ * @param {!Array.<string|number>} highlightSteps Path of block highlights.
+ * @param {!Array.<string|number>} inlineSteps Inline block outlines.
+ * @param {!Array.<string|number>} highlightInlineSteps Inline block highlights.
  * @param {!Array.<!Array.<!Object>>} inputRows 2D array of objects, each
  *     containing position information.
  * @param {number} iconWidth Offset of first row due to icons.
@@ -909,8 +907,8 @@ Blockly.BlockSvg.prototype.renderDrawRight_ = function(steps, highlightSteps,
 
 /**
  * Render the bottom edge of the block.
- * @param {!Array.<string>} steps Path of block outline.
- * @param {!Array.<string>} highlightSteps Path of block highlights.
+ * @param {!Array.<string|number>} steps Path of block outline.
+ * @param {!Array.<string|number>} highlightSteps Path of block highlights.
  * @param {number} cursorY Height of block.
  * @private
  */
@@ -955,8 +953,8 @@ Blockly.BlockSvg.prototype.renderDrawBottom_ = function(steps,
 
 /**
  * Render the left edge of the block.
- * @param {!Array.<string>} steps Path of block outline.
- * @param {!Array.<string>} highlightSteps Path of block highlights.
+ * @param {!Array.<string|number>} steps Path of block outline.
+ * @param {!Array.<string|number>} highlightSteps Path of block highlights.
  * @private
  */
 Blockly.BlockSvg.prototype.renderDrawLeft_ = function(steps, highlightSteps) {
diff --git a/core/block_svg.js b/core/block_svg.js
index ae4087c53..2e5727367 100644
--- a/core/block_svg.js
+++ b/core/block_svg.js
@@ -28,6 +28,8 @@ goog.provide('Blockly.BlockSvg');
 
 goog.require('Blockly.Block');
 goog.require('Blockly.ContextMenu');
+goog.require('Blockly.Events.Ui');
+goog.require('Blockly.Events.BlockMove');
 goog.require('Blockly.Grid');
 goog.require('Blockly.RenderedConnection');
 goog.require('Blockly.Tooltip');
@@ -37,7 +39,6 @@ goog.require('goog.Timer');
 goog.require('goog.asserts');
 goog.require('goog.dom');
 goog.require('goog.math.Coordinate');
-goog.require('goog.userAgent');
 
 
 /**
@@ -97,6 +98,11 @@ Blockly.BlockSvg = function(workspace, prototypeName, opt_id) {
   Blockly.Tooltip.bindMouseEvents(this.svgPath_);
   Blockly.BlockSvg.superClass_.constructor.call(this,
       workspace, prototypeName, opt_id);
+
+  // Expose this block's ID on its top-level SVG group.
+  if (this.svgGroup_.dataset) {
+    this.svgGroup_.dataset.id = this.id;
+  }
 };
 goog.inherits(Blockly.BlockSvg, Blockly.Block);
 
diff --git a/core/blockly.js b/core/blockly.js
index 427d45199..1c1c80983 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -53,8 +53,8 @@ goog.require('Blockly.WorkspaceSvg');
 goog.require('Blockly.constants');
 goog.require('Blockly.inject');
 goog.require('Blockly.utils');
+
 goog.require('goog.color');
-goog.require('goog.userAgent');
 
 
 // Turn off debugging when compiled.
@@ -391,21 +391,28 @@ Blockly.jsonInitFactory_ = function(jsonDef) {
  * @param {!Array.<!Object>} jsonArray An array of JSON block definitions.
  */
 Blockly.defineBlocksWithJsonArray = function(jsonArray) {
-  for (var i = 0, elem; elem = jsonArray[i]; i++) {
-    var typename = elem.type;
-    if (typename == null || typename === '') {
+  for (var i = 0; i < jsonArray.length; i++) {
+    var elem = jsonArray[i];
+    if (!elem) {
       console.warn(
-          'Block definition #' + i +
-          ' in JSON array is missing a type attribute. Skipping.');
+          'Block definition #' + i + ' in JSON array is ' + elem + '. ' +
+          'Skipping.');
     } else {
-      if (Blockly.Blocks[typename]) {
+      var typename = elem.type;
+      if (typename == null || typename === '') {
         console.warn(
-            'Block definition #' + i + ' in JSON array' +
-            ' overwrites prior definition of "' + typename + '".');
+            'Block definition #' + i +
+            ' in JSON array is missing a type attribute. Skipping.');
+      } else {
+        if (Blockly.Blocks[typename]) {
+          console.warn(
+              'Block definition #' + i + ' in JSON array' +
+              ' overwrites prior definition of "' + typename + '".');
+        }
+        Blockly.Blocks[typename] = {
+          init: Blockly.jsonInitFactory_(elem)
+        };
       }
-      Blockly.Blocks[typename] = {
-        init: Blockly.jsonInitFactory_(elem)
-      };
     }
   }
 };
@@ -426,7 +433,6 @@ Blockly.defineBlocksWithJsonArray = function(jsonArray) {
  *     opt_noPreventDefault is provided, opt_noCaptureIdentifier must also be
  *     provided.
  * @return {!Array.<!Array>} Opaque data that can be passed to unbindEvent_.
- * @private
  */
 Blockly.bindEventWithChecks_ = function(node, name, thisObject, func,
     opt_noCaptureIdentifier, opt_noPreventDefault) {
@@ -450,23 +456,31 @@ Blockly.bindEventWithChecks_ = function(node, name, thisObject, func,
     }
   };
 
-  node.addEventListener(name, wrapFunc, false);
-  var bindData = [[node, name, wrapFunc]];
-
-  // Add equivalent touch event.
-  if (name in Blockly.Touch.TOUCH_MAP) {
-    var touchWrapFunc = function(e) {
-      wrapFunc(e);
-      // Calling preventDefault stops the browser from scrolling/zooming the
-      // page.
-      var preventDef = !opt_noPreventDefault;
-      if (handled && preventDef) {
-        e.preventDefault();
-      }
-    };
+  var bindData = [];
+  if (window && window.PointerEvent && (name in Blockly.Touch.TOUCH_MAP)) {
     for (var i = 0, type; type = Blockly.Touch.TOUCH_MAP[name][i]; i++) {
-      node.addEventListener(type, touchWrapFunc, false);
-      bindData.push([node, type, touchWrapFunc]);
+      node.addEventListener(type, wrapFunc, false);
+      bindData.push([node, type, wrapFunc]);
+    }
+  } else {
+    node.addEventListener(name, wrapFunc, false);
+    bindData.push([node, name, wrapFunc]);
+
+    // Add equivalent touch event.
+    if (name in Blockly.Touch.TOUCH_MAP) {
+      var touchWrapFunc = function(e) {
+        wrapFunc(e);
+        // Calling preventDefault stops the browser from scrolling/zooming the
+        // page.
+        var preventDef = !opt_noPreventDefault;
+        if (handled && preventDef) {
+          e.preventDefault();
+        }
+      };
+      for (var i = 0, type; type = Blockly.Touch.TOUCH_MAP[name][i]; i++) {
+        node.addEventListener(type, touchWrapFunc, false);
+        bindData.push([node, type, touchWrapFunc]);
+      }
     }
   }
   return bindData;
@@ -484,7 +498,6 @@ Blockly.bindEventWithChecks_ = function(node, name, thisObject, func,
  * @param {Object} thisObject The value of 'this' in the function.
  * @param {!Function} func Function to call when event is triggered.
  * @return {!Array.<!Array>} Opaque data that can be passed to unbindEvent_.
- * @private
  */
 Blockly.bindEvent_ = function(node, name, thisObject, func) {
   var wrapFunc = function(e) {
@@ -495,27 +508,35 @@ Blockly.bindEvent_ = function(node, name, thisObject, func) {
     }
   };
 
-  node.addEventListener(name, wrapFunc, false);
-  var bindData = [[node, name, wrapFunc]];
-
-  // Add equivalent touch event.
-  if (name in Blockly.Touch.TOUCH_MAP) {
-    var touchWrapFunc = function(e) {
-      // Punt on multitouch events.
-      if (e.changedTouches && e.changedTouches.length == 1) {
-        // Map the touch event's properties to the event.
-        var touchPoint = e.changedTouches[0];
-        e.clientX = touchPoint.clientX;
-        e.clientY = touchPoint.clientY;
-      }
-      wrapFunc(e);
-
-      // Stop the browser from scrolling/zooming the page.
-      e.preventDefault();
-    };
+  var bindData = [];
+  if (window && window.PointerEvent && (name in Blockly.Touch.TOUCH_MAP)) {
     for (var i = 0, type; type = Blockly.Touch.TOUCH_MAP[name][i]; i++) {
-      node.addEventListener(type, touchWrapFunc, false);
-      bindData.push([node, type, touchWrapFunc]);
+      node.addEventListener(type, wrapFunc, false);
+      bindData.push([node, type, wrapFunc]);
+    }
+  } else {
+    node.addEventListener(name, wrapFunc, false);
+    bindData.push([node, name, wrapFunc]);
+
+    // Add equivalent touch event.
+    if (name in Blockly.Touch.TOUCH_MAP) {
+      var touchWrapFunc = function(e) {
+        // Punt on multitouch events.
+        if (e.changedTouches && e.changedTouches.length == 1) {
+          // Map the touch event's properties to the event.
+          var touchPoint = e.changedTouches[0];
+          e.clientX = touchPoint.clientX;
+          e.clientY = touchPoint.clientY;
+        }
+        wrapFunc(e);
+
+        // Stop the browser from scrolling/zooming the page.
+        e.preventDefault();
+      };
+      for (var i = 0, type; type = Blockly.Touch.TOUCH_MAP[name][i]; i++) {
+        node.addEventListener(type, touchWrapFunc, false);
+        bindData.push([node, type, touchWrapFunc]);
+      }
     }
   }
   return bindData;
@@ -526,7 +547,6 @@ Blockly.bindEvent_ = function(node, name, thisObject, func) {
  * @param {!Array.<!Array>} bindData Opaque data from bindEvent_.
  *     This list is emptied during the course of calling this function.
  * @return {!Function} The function call.
- * @private
  */
 Blockly.unbindEvent_ = function(bindData) {
   while (bindData.length) {
@@ -548,6 +568,78 @@ Blockly.isNumber = function(str) {
   return /^\s*-?\d+(\.\d+)?\s*$/.test(str);
 };
 
+/**
+ * Checks old colour constants are not overwritten by the host application.
+ * If a constant is overwritten, it prints a console warning directing the
+ * developer to use the equivalent Msg constant.
+ * @package
+ */
+Blockly.checkBlockColourConstants = function() {
+  Blockly.checkBlockColourConstant_(
+      'LOGIC_HUE', ['Blocks', 'logic', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'LOGIC_HUE', ['Constants', 'Logic', 'HUE'], 210);
+  Blockly.checkBlockColourConstant_(
+      'LOOPS_HUE', ['Blocks', 'loops', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'LOOPS_HUE', ['Constants', 'Loops', 'HUE'], 120);
+  Blockly.checkBlockColourConstant_(
+      'MATH_HUE', ['Blocks', 'math', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'MATH_HUE', ['Constants', 'Math', 'HUE'], 230);
+  Blockly.checkBlockColourConstant_(
+      'TEXTS_HUE', ['Blocks', 'texts', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'TEXTS_HUE', ['Constants', 'Text', 'HUE'], 160);
+  Blockly.checkBlockColourConstant_(
+      'LISTS_HUE', ['Blocks', 'lists', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'LISTS_HUE', ['Constants', 'Lists', 'HUE'], 260);
+  Blockly.checkBlockColourConstant_(
+      'COLOUR_HUE', ['Blocks', 'colour', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'COLOUR_HUE', ['Constants', 'Colour', 'HUE'], 20);
+  Blockly.checkBlockColourConstant_(
+      'VARIABLES_HUE', ['Blocks', 'variables', 'HUE'], undefined);
+  Blockly.checkBlockColourConstant_(
+      'VARIABLES_HUE', ['Constants', 'Variables', 'HUE'], 330);
+  // Blockly.Blocks.variables_dynamic.HUE never existed.
+  Blockly.checkBlockColourConstant_(
+      'VARIABLES_DYNAMIC_HUE', ['Constants', 'VariablesDynamic', 'HUE'], 310);
+  Blockly.checkBlockColourConstant_(
+      'PROCEDURES_HUE', ['Blocks', 'procedures', 'HUE'], undefined);
+  // Blockly.Constants.Procedures.HUE never existed.
+};
+
+/**
+ * Checks for a constant in the Blockly namespace, verifying it is undefined or
+ * has the old/original value. Prints a warning if this is not true.
+ * @param {string} msgName The Msg constant identifier.
+ * @param {Array<string>} blocklyNamePath The name parts of the tested
+ *     constant.
+ * @param {number|undefined} expectedValue The expected value of the constant.
+ * @private
+ */
+Blockly.checkBlockColourConstant_ = function(
+    msgName, blocklyNamePath, expectedValue) {
+  var namePath = 'Blockly';
+  var value = Blockly;
+  for (var i =0; i < blocklyNamePath.length; ++i) {
+    namePath += '.' + blocklyNamePath[i];
+    if (value) {
+      value = value[blocklyNamePath[i]];
+    }
+  }
+
+  if (value && value !== expectedValue) {
+    var warningPattern = (expectedValue === undefined) ?
+        '%1 has been removed. Use Blockly.Msg.%2.' :
+        '%1 is deprecated and unused. Override Blockly.Msg.%2.';
+    var warning = warningPattern.replace('%1', namePath).replace('%2', msgName);
+    console.warn(warning);
+  }
+};
+
 // IE9 does not have a console.  Create a stub to stop errors.
 if (!goog.global['console']) {
   goog.global['console'] = {
diff --git a/core/bubble.js b/core/bubble.js
index 92dc28894..d1a214e6e 100644
--- a/core/bubble.js
+++ b/core/bubble.js
@@ -40,7 +40,7 @@ goog.require('goog.userAgent');
  *     bubble.
  * @param {!Element} content SVG content for the bubble.
  * @param {Element} shape SVG element to avoid eclipsing.
- * @param {!goog.math.Coodinate} anchorXY Absolute position of bubble's anchor
+ * @param {!goog.math.Coordinate} anchorXY Absolute position of bubble's anchor
  *     point.
  * @param {?number} bubbleWidth Width of bubble, or null if not resizable.
  * @param {?number} bubbleHeight Height of bubble, or null if not resizable.
@@ -282,6 +282,16 @@ Blockly.Bubble.prototype.getSvgRoot = function() {
   return this.bubbleGroup_;
 };
 
+/**
+ * Expose the block's ID on the bubble's top-level SVG group.
+ * @param {string} id ID of block.
+ */
+Blockly.Bubble.prototype.setSvgId = function(id) {
+  if (this.bubbleGroup_.dataset) {
+    this.bubbleGroup_.dataset.blockId = id;
+  }
+};
+
 /**
  * Handle a mouse-down on bubble's border.
  * @param {!Event} e Mouse down event.
@@ -345,11 +355,16 @@ Blockly.Bubble.prototype.registerResizeEvent = function(callback) {
 
 /**
  * Move this bubble to the top of the stack.
+ * @return {!boolean} Whether or not the bubble has been moved.
  * @private
  */
 Blockly.Bubble.prototype.promote_ = function() {
   var svgGroup = this.bubbleGroup_.parentNode;
-  svgGroup.appendChild(this.bubbleGroup_);
+  if (svgGroup.lastChild !== this.bubbleGroup_) {
+    svgGroup.appendChild(this.bubbleGroup_);
+    return true;
+  }
+  return false;
 };
 
 /**
diff --git a/core/comment.js b/core/comment.js
index 2372e2bbb..566923430 100644
--- a/core/comment.js
+++ b/core/comment.js
@@ -27,6 +27,8 @@
 goog.provide('Blockly.Comment');
 
 goog.require('Blockly.Bubble');
+goog.require('Blockly.Events.BlockChange');
+goog.require('Blockly.Events.Ui');
 goog.require('Blockly.Icon');
 goog.require('goog.userAgent');
 
@@ -120,14 +122,12 @@ Blockly.Comment.prototype.createEditor_ = function() {
   body.appendChild(textarea);
   this.textarea_ = textarea;
   this.foreignObject_.appendChild(body);
-  Blockly.bindEventWithChecks_(textarea, 'mouseup', this, this.textareaFocus_);
+  Blockly.bindEventWithChecks_(textarea, 'mouseup', this, this.textareaFocus_, true, true);
   // Don't zoom with mousewheel.
   Blockly.bindEventWithChecks_(textarea, 'wheel', this, function(e) {
     e.stopPropagation();
   });
-  Blockly.bindEventWithChecks_(textarea, 'change', this, function(
-      /* eslint-disable no-unused-vars */ e
-      /* eslint-enable no-unused-vars */) {
+  Blockly.bindEventWithChecks_(textarea, 'change', this, function(_e) {
     if (this.text_ != textarea.value) {
       Blockly.Events.fire(new Blockly.Events.BlockChange(
           this.block_, 'comment', null, this.text_, textarea.value));
@@ -198,6 +198,8 @@ Blockly.Comment.prototype.setVisible = function(visible) {
         /** @type {!Blockly.WorkspaceSvg} */ (this.block_.workspace),
         this.createEditor_(), this.block_.svgPath_,
         this.iconXY_, this.width_, this.height_);
+    // Expose this comment's block's ID on its top-level SVG group.
+    this.bubble_.setSvgId(this.block_.id);
     this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this));
     this.updateColour();
   } else {
@@ -214,18 +216,18 @@ Blockly.Comment.prototype.setVisible = function(visible) {
 
 /**
  * Bring the comment to the top of the stack when clicked on.
- * @param {!Event} e Mouse up event.
+ * @param {!Event} _e Mouse up event.
  * @private
  */
-Blockly.Comment.prototype.textareaFocus_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-enable no-unused-vars */) {
+Blockly.Comment.prototype.textareaFocus_ = function(_e) {
   // Ideally this would be hooked to the focus event for the comment.
   // However doing so in Firefox swallows the cursor for unknown reasons.
   // So this is hooked to mouseup instead.  No big deal.
-  this.bubble_.promote_();
-  // Since the act of moving this node within the DOM causes a loss of focus,
-  // we need to reapply the focus.
-  this.textarea_.focus();
+  if (this.bubble_.promote_()) {
+    // Since the act of moving this node within the DOM causes a loss of focus,
+    // we need to reapply the focus.
+    this.textarea_.focus();
+  }
 };
 
 /**
diff --git a/core/connection.js b/core/connection.js
index fc13cfaf0..95c63afc3 100644
--- a/core/connection.js
+++ b/core/connection.js
@@ -26,6 +26,8 @@
 
 goog.provide('Blockly.Connection');
 
+goog.require('Blockly.Events.BlockMove');
+
 goog.require('goog.asserts');
 goog.require('goog.dom');
 
diff --git a/core/contextmenu.js b/core/contextmenu.js
index ba25701ea..904dfe9c7 100644
--- a/core/contextmenu.js
+++ b/core/contextmenu.js
@@ -30,6 +30,7 @@
  */
 goog.provide('Blockly.ContextMenu');
 
+goog.require('Blockly.Events.BlockCreate');
 goog.require('Blockly.utils');
 goog.require('Blockly.utils.uiMenu');
 
@@ -38,6 +39,7 @@ goog.require('goog.events');
 goog.require('goog.style');
 goog.require('goog.ui.Menu');
 goog.require('goog.ui.MenuItem');
+goog.require('goog.userAgent');
 
 
 /**
diff --git a/core/css.js b/core/css.js
index 57c244d3c..5f92b80ee 100644
--- a/core/css.js
+++ b/core/css.js
@@ -386,9 +386,12 @@ Blockly.Css.CONTENT = [
   '.blocklyCommentTextarea {',
     'background-color: #ffc;',
     'border: 0;',
+    'outline: 0;',
     'margin: 0;',
     'padding: 2px;',
     'resize: none;',
+    'display: block;',
+    'overflow: hidden;',
   '}',
 
   '.blocklyHtmlInput {',
diff --git a/core/events.js b/core/events.js
index 6cf774477..b68dd778d 100644
--- a/core/events.js
+++ b/core/events.js
@@ -301,6 +301,7 @@ Blockly.Events.getDescendantIds_ = function(block) {
  * @return {!Blockly.Events.Abstract} The event represented by the JSON.
  */
 Blockly.Events.fromJson = function(json, workspace) {
+  // TODO: Should I have a way to register a new event into here?
   var event;
   switch (json.type) {
     case Blockly.Events.CREATE:
@@ -335,787 +336,6 @@ Blockly.Events.fromJson = function(json, workspace) {
   return event;
 };
 
-/**
- * Abstract class for an event.
- * @param {Blockly.Block|Blockly.VariableModel} elem The block or variable.
- * @constructor
- */
-Blockly.Events.Abstract = function(elem) {
-  /**
-   * The block id for the block this event pertains to, if appropriate for the
-   * event type.
-   * @type {string|undefined}
-   */
-  this.blockId = undefined;
-
-  /**
-   * The variable id for the variable this event pertains to. Only set in
-   * VarCreate, VarDelete, and VarRename events.
-   * @type {string|undefined}
-   */
-  this.varId = undefined;
-
-  /**
-   * The workspace identifier for this event.
-   * @type {string|undefined}
-   */
-  this.workspaceId = undefined;
-
-  /**
-   * The event group id for the group this event belongs to. Groups define
-   * events that should be treated as an single action from the user's
-   * perspective, and should be undone together.
-   * @type {string}
-   */
-  this.group = undefined;
-
-  /**
-   * Sets whether the event should be added to the undo stack.
-   * @type {boolean}
-   */
-  this.recordUndo = undefined;
-
-  if (elem instanceof Blockly.Block) {
-    this.blockId = elem.id;
-    this.workspaceId = elem.workspace.id;
-  } else if (elem instanceof Blockly.VariableModel) {
-    this.workspaceId = elem.workspace.id;
-    this.varId = elem.getId();
-  }
-  this.group = Blockly.Events.group_;
-  this.recordUndo = Blockly.Events.recordUndo;
-};
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Abstract.prototype.toJson = function() {
-  var json = {
-    'type': this.type
-  };
-  if (this.blockId) {
-    json['blockId'] = this.blockId;
-  }
-  if (this.varId) {
-    json['varId'] = this.varId;
-  }
-  if (this.group) {
-    json['group'] = this.group;
-  }
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Abstract.prototype.fromJson = function(json) {
-  this.blockId = json['blockId'];
-  this.varId = json['varId'];
-  this.group = json['group'];
-};
-
-/**
- * Does this event record any change of state?
- * @return {boolean} True if null, false if something changed.
- */
-Blockly.Events.Abstract.prototype.isNull = function() {
-  return false;
-};
-
-/**
- * Run an event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.Abstract.prototype.run = function(
-    /* eslint-disable no-unused-vars */ forward
-    /* eslint-enable no-unused-vars */) {
-  // Defined by subclasses.
-};
-
-/**
- * Get workspace the event belongs to.
- * @return {Blockly.Workspace} The workspace the event belongs to.
- * @throws {Error} if workspace is null.
- * @private
- */
-Blockly.Events.Abstract.prototype.getEventWorkspace_ = function() {
-  var workspace = Blockly.Workspace.getById(this.workspaceId);
-  if (!workspace) {
-    throw Error('Workspace is null. Event must have been generated from real' +
-      ' Blockly events.');
-  }
-  return workspace;
-};
-
-/**
- * Class for a block creation event.
- * @param {Blockly.Block} block The created block.  Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.Create = function(block) {
-  if (!block) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.Create.superClass_.constructor.call(this, block);
-
-  if (block.workspace.rendered) {
-    this.xml = Blockly.Xml.blockToDomWithXY(block);
-  } else {
-    this.xml = Blockly.Xml.blockToDom(block);
-  }
-  this.ids = Blockly.Events.getDescendantIds_(block);
-};
-goog.inherits(Blockly.Events.Create, Blockly.Events.Abstract);
-
-/**
- * Class for a block creation event.
- * @param {Blockly.Block} block The created block. Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.BlockCreate = Blockly.Events.Create;
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.Create.prototype.type = Blockly.Events.CREATE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Create.prototype.toJson = function() {
-  var json = Blockly.Events.Create.superClass_.toJson.call(this);
-  json['xml'] = Blockly.Xml.domToText(this.xml);
-  json['ids'] = this.ids;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Create.prototype.fromJson = function(json) {
-  Blockly.Events.Create.superClass_.fromJson.call(this, json);
-  this.xml = Blockly.Xml.textToDom('<xml>' + json['xml'] + '</xml>').firstChild;
-  this.ids = json['ids'];
-};
-
-/**
- * Run a creation event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.Create.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  if (forward) {
-    var xml = goog.dom.createDom('xml');
-    xml.appendChild(this.xml);
-    Blockly.Xml.domToWorkspace(xml, workspace);
-  } else {
-    for (var i = 0, id; id = this.ids[i]; i++) {
-      var block = workspace.getBlockById(id);
-      if (block) {
-        block.dispose(false, false);
-      } else if (id == this.blockId) {
-        // Only complain about root-level block.
-        console.warn("Can't uncreate non-existent block: " + id);
-      }
-    }
-  }
-};
-
-/**
- * Class for a block deletion event.
- * @param {Blockly.Block} block The deleted block.  Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.Delete = function(block) {
-  if (!block) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  if (block.getParent()) {
-    throw 'Connected blocks cannot be deleted.';
-  }
-  Blockly.Events.Delete.superClass_.constructor.call(this, block);
-
-  if (block.workspace.rendered) {
-    this.oldXml = Blockly.Xml.blockToDomWithXY(block);
-  } else {
-    this.oldXml = Blockly.Xml.blockToDom(block);
-  }
-  this.ids = Blockly.Events.getDescendantIds_(block);
-};
-goog.inherits(Blockly.Events.Delete, Blockly.Events.Abstract);
-
-/**
- * Class for a block deletion event.
- * @param {Blockly.Block} block The deleted block.  Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.BlockDelete = Blockly.Events.Delete;
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.Delete.prototype.type = Blockly.Events.DELETE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Delete.prototype.toJson = function() {
-  var json = Blockly.Events.Delete.superClass_.toJson.call(this);
-  json['ids'] = this.ids;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Delete.prototype.fromJson = function(json) {
-  Blockly.Events.Delete.superClass_.fromJson.call(this, json);
-  this.ids = json['ids'];
-};
-
-/**
- * Run a deletion event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.Delete.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  if (forward) {
-    for (var i = 0, id; id = this.ids[i]; i++) {
-      var block = workspace.getBlockById(id);
-      if (block) {
-        block.dispose(false, false);
-      } else if (id == this.blockId) {
-        // Only complain about root-level block.
-        console.warn("Can't delete non-existent block: " + id);
-      }
-    }
-  } else {
-    var xml = goog.dom.createDom('xml');
-    xml.appendChild(this.oldXml);
-    Blockly.Xml.domToWorkspace(xml, workspace);
-  }
-};
-
-/**
- * Class for a block change event.
- * @param {Blockly.Block} block The changed block.  Null for a blank event.
- * @param {string} element One of 'field', 'comment', 'disabled', etc.
- * @param {?string} name Name of input or field affected, or null.
- * @param {*} oldValue Previous value of element.
- * @param {*} newValue New value of element.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.Change = function(block, element, name, oldValue, newValue) {
-  if (!block) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.Change.superClass_.constructor.call(this, block);
-  this.element = element;
-  this.name = name;
-  this.oldValue = oldValue;
-  this.newValue = newValue;
-};
-goog.inherits(Blockly.Events.Change, Blockly.Events.Abstract);
-
-/**
- * Class for a block change event.
- * @param {Blockly.Block} block The changed block.  Null for a blank event.
- * @param {string} element One of 'field', 'comment', 'disabled', etc.
- * @param {?string} name Name of input or field affected, or null.
- * @param {*} oldValue Previous value of element.
- * @param {*} newValue New value of element.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.BlockChange = Blockly.Events.Change;
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.Change.prototype.type = Blockly.Events.CHANGE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Change.prototype.toJson = function() {
-  var json = Blockly.Events.Change.superClass_.toJson.call(this);
-  json['element'] = this.element;
-  if (this.name) {
-    json['name'] = this.name;
-  }
-  json['newValue'] = this.newValue;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Change.prototype.fromJson = function(json) {
-  Blockly.Events.Change.superClass_.fromJson.call(this, json);
-  this.element = json['element'];
-  this.name = json['name'];
-  this.newValue = json['newValue'];
-};
-
-/**
- * Does this event record any change of state?
- * @return {boolean} True if something changed.
- */
-Blockly.Events.Change.prototype.isNull = function() {
-  return this.oldValue == this.newValue;
-};
-
-/**
- * Run a change event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.Change.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  var block = workspace.getBlockById(this.blockId);
-  if (!block) {
-    console.warn("Can't change non-existent block: " + this.blockId);
-    return;
-  }
-  if (block.mutator) {
-    // Close the mutator (if open) since we don't want to update it.
-    block.mutator.setVisible(false);
-  }
-  var value = forward ? this.newValue : this.oldValue;
-  switch (this.element) {
-    case 'field':
-      var field = block.getField(this.name);
-      if (field) {
-        // Run the validator for any side-effects it may have.
-        // The validator's opinion on validity is ignored.
-        field.callValidator(value);
-        field.setValue(value);
-      } else {
-        console.warn("Can't set non-existent field: " + this.name);
-      }
-      break;
-    case 'comment':
-      block.setCommentText(value || null);
-      break;
-    case 'collapsed':
-      block.setCollapsed(value);
-      break;
-    case 'disabled':
-      block.setDisabled(value);
-      break;
-    case 'inline':
-      block.setInputsInline(value);
-      break;
-    case 'mutation':
-      var oldMutation = '';
-      if (block.mutationToDom) {
-        var oldMutationDom = block.mutationToDom();
-        oldMutation = oldMutationDom && Blockly.Xml.domToText(oldMutationDom);
-      }
-      if (block.domToMutation) {
-        value = value || '<mutation></mutation>';
-        var dom = Blockly.Xml.textToDom('<xml>' + value + '</xml>');
-        block.domToMutation(dom.firstChild);
-      }
-      Blockly.Events.fire(new Blockly.Events.Change(
-          block, 'mutation', null, oldMutation, value));
-      break;
-    default:
-      console.warn('Unknown change type: ' + this.element);
-  }
-};
-
-/**
- * Class for a block move event.  Created before the move.
- * @param {Blockly.Block} block The moved block.  Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.Move = function(block) {
-  if (!block) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.Move.superClass_.constructor.call(this, block);
-  var location = this.currentLocation_();
-  this.oldParentId = location.parentId;
-  this.oldInputName = location.inputName;
-  this.oldCoordinate = location.coordinate;
-};
-goog.inherits(Blockly.Events.Move, Blockly.Events.Abstract);
-
-
-/**
- * Class for a block move event.  Created before the move.
- * @param {Blockly.Block} block The moved block.  Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.BlockMove = Blockly.Events.Move;
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.Move.prototype.type = Blockly.Events.MOVE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Move.prototype.toJson = function() {
-  var json = Blockly.Events.Move.superClass_.toJson.call(this);
-  if (this.newParentId) {
-    json['newParentId'] = this.newParentId;
-  }
-  if (this.newInputName) {
-    json['newInputName'] = this.newInputName;
-  }
-  if (this.newCoordinate) {
-    json['newCoordinate'] = Math.round(this.newCoordinate.x) + ',' +
-        Math.round(this.newCoordinate.y);
-  }
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Move.prototype.fromJson = function(json) {
-  Blockly.Events.Move.superClass_.fromJson.call(this, json);
-  this.newParentId = json['newParentId'];
-  this.newInputName = json['newInputName'];
-  if (json['newCoordinate']) {
-    var xy = json['newCoordinate'].split(',');
-    this.newCoordinate =
-        new goog.math.Coordinate(parseFloat(xy[0]), parseFloat(xy[1]));
-  }
-};
-
-/**
- * Record the block's new location.  Called after the move.
- */
-Blockly.Events.Move.prototype.recordNew = function() {
-  var location = this.currentLocation_();
-  this.newParentId = location.parentId;
-  this.newInputName = location.inputName;
-  this.newCoordinate = location.coordinate;
-};
-
-/**
- * Returns the parentId and input if the block is connected,
- *   or the XY location if disconnected.
- * @return {!Object} Collection of location info.
- * @private
- */
-Blockly.Events.Move.prototype.currentLocation_ = function() {
-  var workspace = Blockly.Workspace.getById(this.workspaceId);
-  var block = workspace.getBlockById(this.blockId);
-  var location = {};
-  var parent = block.getParent();
-  if (parent) {
-    location.parentId = parent.id;
-    var input = parent.getInputWithBlock(block);
-    if (input) {
-      location.inputName = input.name;
-    }
-  } else {
-    location.coordinate = block.getRelativeToSurfaceXY();
-  }
-  return location;
-};
-
-/**
- * Does this event record any change of state?
- * @return {boolean} True if something changed.
- */
-Blockly.Events.Move.prototype.isNull = function() {
-  return this.oldParentId == this.newParentId &&
-      this.oldInputName == this.newInputName &&
-      goog.math.Coordinate.equals(this.oldCoordinate, this.newCoordinate);
-};
-
-/**
- * Run a move event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.Move.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  var block = workspace.getBlockById(this.blockId);
-  if (!block) {
-    console.warn("Can't move non-existent block: " + this.blockId);
-    return;
-  }
-  var parentId = forward ? this.newParentId : this.oldParentId;
-  var inputName = forward ? this.newInputName : this.oldInputName;
-  var coordinate = forward ? this.newCoordinate : this.oldCoordinate;
-  var parentBlock = null;
-  if (parentId) {
-    parentBlock = workspace.getBlockById(parentId);
-    if (!parentBlock) {
-      console.warn("Can't connect to non-existent block: " + parentId);
-      return;
-    }
-  }
-  if (block.getParent()) {
-    block.unplug();
-  }
-  if (coordinate) {
-    var xy = block.getRelativeToSurfaceXY();
-    block.moveBy(coordinate.x - xy.x, coordinate.y - xy.y);
-  } else {
-    var blockConnection = block.outputConnection || block.previousConnection;
-    var parentConnection;
-    if (inputName) {
-      var input = parentBlock.getInput(inputName);
-      if (input) {
-        parentConnection = input.connection;
-      }
-    } else if (blockConnection.type == Blockly.PREVIOUS_STATEMENT) {
-      parentConnection = parentBlock.nextConnection;
-    }
-    if (parentConnection) {
-      blockConnection.connect(parentConnection);
-    } else {
-      console.warn("Can't connect to non-existent input: " + inputName);
-    }
-  }
-};
-
-/**
- * Class for a UI event.
- * @param {Blockly.Block} block The affected block.
- * @param {string} element One of 'selected', 'comment', 'mutator', etc.
- * @param {*} oldValue Previous value of element.
- * @param {*} newValue New value of element.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.Ui = function(block, element, oldValue, newValue) {
-  Blockly.Events.Ui.superClass_.constructor.call(this, block);
-  this.element = element;
-  this.oldValue = oldValue;
-  this.newValue = newValue;
-  this.recordUndo = false;
-};
-goog.inherits(Blockly.Events.Ui, Blockly.Events.Abstract);
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.Ui.prototype.type = Blockly.Events.UI;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.Ui.prototype.toJson = function() {
-  var json = Blockly.Events.Ui.superClass_.toJson.call(this);
-  json['element'] = this.element;
-  if (this.newValue !== undefined) {
-    json['newValue'] = this.newValue;
-  }
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.Ui.prototype.fromJson = function(json) {
-  Blockly.Events.Ui.superClass_.fromJson.call(this, json);
-  this.element = json['element'];
-  this.newValue = json['newValue'];
-};
-
-/**
- * Class for a variable creation event.
- * @param {Blockly.VariableModel} variable The created variable.
- *     Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.VarCreate = function(variable) {
-  if (!variable) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.VarCreate.superClass_.constructor.call(this, variable);
-  this.varType = variable.type;
-  this.varName = variable.name;
-};
-goog.inherits(Blockly.Events.VarCreate, Blockly.Events.Abstract);
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.VarCreate.prototype.type = Blockly.Events.VAR_CREATE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.VarCreate.prototype.toJson = function() {
-  var json = Blockly.Events.VarCreate.superClass_.toJson.call(this);
-  json['varType'] = this.varType;
-  json['varName'] = this.varName;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.VarCreate.prototype.fromJson = function(json) {
-  Blockly.Events.VarCreate.superClass_.fromJson.call(this, json);
-  this.varType = json['varType'];
-  this.varName = json['varName'];
-};
-
-/**
- * Run a variable creation event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.VarCreate.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  if (forward) {
-    workspace.createVariable(this.varName, this.varType, this.varId);
-  } else {
-    workspace.deleteVariableById(this.varId);
-  }
-};
-
-/**
- * Class for a variable deletion event.
- * @param {Blockly.VariableModel} variable The deleted variable.
- *     Null for a blank event.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.VarDelete = function(variable) {
-  if (!variable) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.VarDelete.superClass_.constructor.call(this, variable);
-  this.varType = variable.type;
-  this.varName = variable.name;
-};
-goog.inherits(Blockly.Events.VarDelete, Blockly.Events.Abstract);
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.VarDelete.prototype.type = Blockly.Events.VAR_DELETE;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.VarDelete.prototype.toJson = function() {
-  var json = Blockly.Events.VarDelete.superClass_.toJson.call(this);
-  json['varType'] = this.varType;
-  json['varName'] = this.varName;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.VarDelete.prototype.fromJson = function(json) {
-  Blockly.Events.VarDelete.superClass_.fromJson.call(this, json);
-  this.varType = json['varType'];
-  this.varName = json['varName'];
-};
-
-/**
- * Run a variable deletion event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.VarDelete.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  if (forward) {
-    workspace.deleteVariableById(this.varId);
-  } else {
-    workspace.createVariable(this.varName, this.varType, this.varId);
-  }
-};
-
-/**
- * Class for a variable rename event.
- * @param {Blockly.VariableModel} variable The renamed variable.
- *     Null for a blank event.
- * @param {string} newName The new name the variable will be changed to.
- * @extends {Blockly.Events.Abstract}
- * @constructor
- */
-Blockly.Events.VarRename = function(variable, newName) {
-  if (!variable) {
-    return;  // Blank event to be populated by fromJson.
-  }
-  Blockly.Events.VarRename.superClass_.constructor.call(this, variable);
-  this.oldName = variable.name;
-  this.newName = newName;
-};
-goog.inherits(Blockly.Events.VarRename, Blockly.Events.Abstract);
-
-/**
- * Type of this event.
- * @type {string}
- */
-Blockly.Events.VarRename.prototype.type = Blockly.Events.VAR_RENAME;
-
-/**
- * Encode the event as JSON.
- * @return {!Object} JSON representation.
- */
-Blockly.Events.VarRename.prototype.toJson = function() {
-  var json = Blockly.Events.VarRename.superClass_.toJson.call(this);
-  json['oldName'] = this.oldName;
-  json['newName'] = this.newName;
-  return json;
-};
-
-/**
- * Decode the JSON event.
- * @param {!Object} json JSON representation.
- */
-Blockly.Events.VarRename.prototype.fromJson = function(json) {
-  Blockly.Events.VarRename.superClass_.fromJson.call(this, json);
-  this.oldName = json['oldName'];
-  this.newName = json['newName'];
-};
-
-/**
- * Run a variable rename event.
- * @param {boolean} forward True if run forward, false if run backward (undo).
- */
-Blockly.Events.VarRename.prototype.run = function(forward) {
-  var workspace = this.getEventWorkspace_();
-  if (forward) {
-    workspace.renameVariableById(this.varId, this.newName);
-  } else {
-    workspace.renameVariableById(this.varId, this.oldName);
-  }
-};
-
 /**
  * Enable/disable a block depending on whether it is properly connected.
  * Use this on applications where all blocks should be connected to a top block.
diff --git a/core/events_abstract.js b/core/events_abstract.js
new file mode 100644
index 000000000..17eea76d1
--- /dev/null
+++ b/core/events_abstract.js
@@ -0,0 +1,111 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Abstract class for events fired as a result of actions in
+ *     Blockly's editor.
+ * @author fraser@google.com (Neil Fraser)
+ */
+'use strict';
+
+goog.provide('Blockly.Events.Abstract');
+
+goog.require('Blockly.Events');
+goog.require('goog.array');
+goog.require('goog.math.Coordinate');
+
+/**
+ * Abstract class for an event.
+ * @constructor
+ */
+Blockly.Events.Abstract = function() {
+  /**
+   * The workspace identifier for this event.
+   * @type {string|undefined}
+   */
+  this.workspaceId = undefined;
+
+  /**
+   * The event group id for the group this event belongs to. Groups define
+   * events that should be treated as an single action from the user's
+   * perspective, and should be undone together.
+   * @type {string}
+   */
+  this.group = Blockly.Events.group_;
+
+  /**
+   * Sets whether the event should be added to the undo stack.
+   * @type {boolean}
+   */
+  this.recordUndo = Blockly.Events.recordUndo;
+};
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Abstract.prototype.toJson = function() {
+  var json = {
+    'type': this.type
+  };
+  if (this.group) {
+    json['group'] = this.group;
+  }
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Abstract.prototype.fromJson = function(json) {
+  this.group = json['group'];
+};
+
+/**
+ * Does this event record any change of state?
+ * @return {boolean} True if null, false if something changed.
+ */
+Blockly.Events.Abstract.prototype.isNull = function() {
+  return false;
+};
+
+/**
+ * Run an event.
+ * @param {boolean} _forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.Abstract.prototype.run = function(_forward) {
+  // Defined by subclasses.
+};
+
+/**
+ * Get workspace the event belongs to.
+ * @return {Blockly.Workspace} The workspace the event belongs to.
+ * @throws {Error} if workspace is null.
+ * @protected
+ */
+Blockly.Events.Abstract.prototype.getEventWorkspace_ = function() {
+  var workspace = Blockly.Workspace.getById(this.workspaceId);
+  if (!workspace) {
+    throw Error('Workspace is null. Event must have been generated from real' +
+      ' Blockly events.');
+  }
+  return workspace;
+};
diff --git a/core/extensions.js b/core/extensions.js
index 016fc4ac5..3c4e529cc 100644
--- a/core/extensions.js
+++ b/core/extensions.js
@@ -397,13 +397,13 @@ Blockly.Extensions.checkDropdownOptionsInTable_ = function(block, dropdownName,
 /**
  * Builds an extension function that will install a dynamic tooltip. The
  * tooltip message should include the string '%1' and that string will be
- * replaced with the value of the named field.
+ * replaced with the text of the named field.
  * @param {string} msgTemplate The template form to of the message text, with
  *     %1 placeholder.
- * @param {string} fieldName The field with the replacement value.
+ * @param {string} fieldName The field with the replacement text.
  * @returns {Function} The extension function.
  */
-Blockly.Extensions.buildTooltipWithFieldValue = function(msgTemplate,
+Blockly.Extensions.buildTooltipWithFieldText = function(msgTemplate,
     fieldName) {
   // Check the tooltip string messages for invalid references.
   // Wait for load, in case Blockly.Msg is not yet populated.
@@ -422,8 +422,9 @@ Blockly.Extensions.buildTooltipWithFieldValue = function(msgTemplate,
    */
   var extensionFn = function() {
     this.setTooltip(function() {
+      var field = this.getField(fieldName);
       return Blockly.utils.replaceMessageReferences(msgTemplate)
-          .replace('%1', this.getFieldValue(fieldName));
+          .replace('%1', field ? field.getText() : '');
     }.bind(this));
   };
   return extensionFn;
diff --git a/core/field.js b/core/field.js
index 66f457a3a..3f915f2db 100644
--- a/core/field.js
+++ b/core/field.js
@@ -28,6 +28,7 @@
 
 goog.provide('Blockly.Field');
 
+goog.require('Blockly.Events.BlockChange');
 goog.require('Blockly.Gesture');
 
 goog.require('goog.asserts');
@@ -52,6 +53,52 @@ Blockly.Field = function(text, opt_validator) {
   this.setValidator(opt_validator);
 };
 
+/**
+ * The set of all registered fields, keyed by field type as used in the JSON
+ * definition of a block.
+ * @type {!Object<string, !{fromJson: Function}>}
+ * @private
+ */
+Blockly.Field.TYPE_MAP_ = {};
+
+/**
+ * Registers a field type. May also override an existing field type.
+ * Blockly.Field.fromJson uses this registry to find the appropriate field.
+ * @param {!string} type The field type name as used in the JSON definition.
+ * @param {!{fromJson: Function}} fieldClass The field class containing a
+ *     fromJson function that can construct an instance of the field.
+ * @throws {Error} if the type name is empty, or the fieldClass is not an
+ *     object containing a fromJson function.
+ */
+Blockly.Field.register = function(type, fieldClass) {
+  if (!goog.isString(type) || goog.string.isEmptyOrWhitespace(type)) {
+    throw new Error('Invalid field type "' + type + '"');
+  }
+  if (!goog.isObject(fieldClass) || !goog.isFunction(fieldClass.fromJson)) {
+    throw new Error('Field "' + fieldClass +
+        '" must have a fromJson function');
+  }
+  Blockly.Field.TYPE_MAP_[type] = fieldClass;
+};
+
+/**
+ * Construct a Field from a JSON arg object.
+ * Finds the appropriate registered field by the type name as registered using
+ * Blockly.Field.register.
+ * @param {!Object} options A JSON object with a type and options specific
+ *     to the field type.
+ * @returns {?Blockly.Field} The new field instance or null if a field wasn't
+ *     found with the given type name
+ * @package
+ */
+Blockly.Field.fromJson = function(options) {
+  var fieldClass = Blockly.Field.TYPE_MAP_[options['type']];
+  if (fieldClass) {
+    return fieldClass.fromJson(options);
+  }
+  return null;
+};
+
 /**
  * Temporary cache of text widths.
  * @type {Object}
@@ -529,8 +576,7 @@ Blockly.Field.prototype.setValue = function(newValue) {
  * @param {!Event} e Mouse down event.
  * @private
  */
-Blockly.Field.prototype.onMouseDown_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-enable no-unused-vars */) {
+Blockly.Field.prototype.onMouseDown_ = function(e) {
   if (!this.sourceBlock_ || !this.sourceBlock_.workspace) {
     return;
   }
@@ -542,12 +588,10 @@ Blockly.Field.prototype.onMouseDown_ = function(
 
 /**
  * Change the tooltip text for this field.
- * @param {string|!Element} newTip Text for tooltip or a parent element to
+ * @param {string|!Element} _newTip Text for tooltip or a parent element to
  *     link to for its tooltip.
  */
-Blockly.Field.prototype.setTooltip = function(
-    /* eslint-disable no-unused-vars */ newTip
-    /* eslint-enable no-unused-vars */) {
+Blockly.Field.prototype.setTooltip = function(_newTip) {
   // Non-abstract sub-classes may wish to implement this.  See FieldLabel.
 };
 
diff --git a/core/field_angle.js b/core/field_angle.js
index 59384d08b..a0549c0c3 100644
--- a/core/field_angle.js
+++ b/core/field_angle.js
@@ -58,6 +58,7 @@ goog.inherits(Blockly.FieldAngle, Blockly.FieldTextInput);
  * @param {!Object} options A JSON object with options (angle).
  * @returns {!Blockly.FieldAngle} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldAngle.fromJson = function(options) {
   return new Blockly.FieldAngle(options['angle']);
@@ -327,3 +328,5 @@ Blockly.FieldAngle.prototype.classValidator = function(text) {
   }
   return String(n);
 };
+
+Blockly.Field.register('field_angle', Blockly.FieldAngle);
diff --git a/core/field_checkbox.js b/core/field_checkbox.js
index d723bab1f..74930ec4a 100644
--- a/core/field_checkbox.js
+++ b/core/field_checkbox.js
@@ -51,6 +51,7 @@ goog.inherits(Blockly.FieldCheckbox, Blockly.Field);
  * @param {!Object} options A JSON object with options (checked).
  * @returns {!Blockly.FieldCheckbox} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldCheckbox.fromJson = function(options) {
   return new Blockly.FieldCheckbox(options['checked'] ? 'TRUE' : 'FALSE');
@@ -127,3 +128,5 @@ Blockly.FieldCheckbox.prototype.showEditor_ = function() {
     this.setValue(String(newState).toUpperCase());
   }
 };
+
+Blockly.Field.register('field_checkbox', Blockly.FieldCheckbox);
diff --git a/core/field_colour.js b/core/field_colour.js
index 77632c184..dfeee67d9 100644
--- a/core/field_colour.js
+++ b/core/field_colour.js
@@ -57,6 +57,7 @@ goog.inherits(Blockly.FieldColour, Blockly.Field);
  * @param {!Object} options A JSON object with options (colour).
  * @returns {!Blockly.FieldColour} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldColour.fromJson = function(options) {
   return new Blockly.FieldColour(options['colour']);
@@ -234,3 +235,5 @@ Blockly.FieldColour.widgetDispose_ = function() {
   }
   Blockly.Events.setGroup(false);
 };
+
+Blockly.Field.register('field_colour', Blockly.FieldColour);
diff --git a/core/field_date.js b/core/field_date.js
index 53ced0e14..6a5c5a434 100644
--- a/core/field_date.js
+++ b/core/field_date.js
@@ -64,6 +64,7 @@ goog.inherits(Blockly.FieldDate, Blockly.Field);
  * @param {!Object} options A JSON object with options (date).
  * @returns {!Blockly.FieldDate} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldDate.fromJson = function(options) {
   return new Blockly.FieldDate(options['date']);
@@ -347,3 +348,5 @@ Blockly.FieldDate.CSS = [
   '  color: #fff;',
   '}'
 ];
+
+Blockly.Field.register('field_date', Blockly.FieldDate);
diff --git a/core/field_dropdown.js b/core/field_dropdown.js
index 3ecca22ba..206161ed9 100644
--- a/core/field_dropdown.js
+++ b/core/field_dropdown.js
@@ -68,6 +68,7 @@ goog.inherits(Blockly.FieldDropdown, Blockly.Field);
  * @param {!Object} options A JSON object with options (options).
  * @returns {!Blockly.FieldDropdown} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldDropdown.fromJson = function(options) {
   return new Blockly.FieldDropdown(options['options']);
@@ -563,3 +564,5 @@ Blockly.FieldDropdown.prototype.dispose = function() {
   Blockly.WidgetDiv.hideIfOwner(this);
   Blockly.FieldDropdown.superClass_.dispose.call(this);
 };
+
+Blockly.Field.register('field_dropdown', Blockly.FieldDropdown);
diff --git a/core/field_image.js b/core/field_image.js
index eaa8e9995..b41e5ca91 100644
--- a/core/field_image.js
+++ b/core/field_image.js
@@ -29,7 +29,6 @@ goog.provide('Blockly.FieldImage');
 goog.require('Blockly.Field');
 goog.require('goog.dom');
 goog.require('goog.math.Size');
-goog.require('goog.userAgent');
 
 
 /**
@@ -67,6 +66,7 @@ goog.inherits(Blockly.FieldImage, Blockly.Field);
  *                          alt).
  * @returns {!Blockly.FieldImage} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldImage.fromJson = function(options) {
   var src = Blockly.utils.replaceMessageReferences(options['src']);
@@ -216,3 +216,5 @@ Blockly.FieldImage.prototype.showEditor_ = function() {
     this.clickHandler_(this);
   }
 };
+
+Blockly.Field.register('field_image', Blockly.FieldImage);
diff --git a/core/field_label.js b/core/field_label.js
index 039f73a75..fe603e576 100644
--- a/core/field_label.js
+++ b/core/field_label.js
@@ -52,6 +52,7 @@ goog.inherits(Blockly.FieldLabel, Blockly.Field);
  * @param {!Object} options A JSON object with options (text, and class).
  * @returns {!Blockly.FieldLabel} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldLabel.fromJson = function(options) {
   var text = Blockly.utils.replaceMessageReferences(options['text']);
@@ -114,3 +115,5 @@ Blockly.FieldLabel.prototype.getSvgRoot = function() {
 Blockly.FieldLabel.prototype.setTooltip = function(newTip) {
   this.textElement_.tooltip = newTip;
 };
+
+Blockly.Field.register('field_label', Blockly.FieldLabel);
diff --git a/core/field_number.js b/core/field_number.js
index ca90d4d2c..708e14940 100644
--- a/core/field_number.js
+++ b/core/field_number.js
@@ -59,6 +59,7 @@ goog.inherits(Blockly.FieldNumber, Blockly.FieldTextInput);
  *                          precision).
  * @returns {!Blockly.FieldNumber} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldNumber.fromJson = function(options) {
   return new Blockly.FieldNumber(options['value'],
@@ -114,3 +115,5 @@ Blockly.FieldNumber.prototype.classValidator = function(text) {
   n = goog.math.clamp(n, this.min_, this.max_);
   return String(n);
 };
+
+Blockly.Field.register('field_number', Blockly.FieldNumber);
diff --git a/core/field_textinput.js b/core/field_textinput.js
index a8490ab18..dfc6d9a50 100644
--- a/core/field_textinput.js
+++ b/core/field_textinput.js
@@ -57,6 +57,7 @@ goog.inherits(Blockly.FieldTextInput, Blockly.Field);
  *                          spellcheck).
  * @returns {!Blockly.FieldTextInput} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldTextInput.fromJson = function(options) {
   var text = Blockly.utils.replaceMessageReferences(options['text']);
@@ -272,11 +273,10 @@ Blockly.FieldTextInput.prototype.onHtmlInputKeyDown_ = function(e) {
 
 /**
  * Handle a change to the editor.
- * @param {!Event} e Keyboard event.
+ * @param {!Event} _e Keyboard event.
  * @private
  */
-Blockly.FieldTextInput.prototype.onHtmlInputChange_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-enable no-unused-vars */) {
+Blockly.FieldTextInput.prototype.onHtmlInputChange_ = function(_e) {
   var htmlInput = Blockly.FieldTextInput.htmlInput_;
   // Update source block.
   var text = htmlInput.value;
@@ -421,3 +421,5 @@ Blockly.FieldTextInput.nonnegativeIntegerValidator = function(text) {
   }
   return n;
 };
+
+Blockly.Field.register('field_input', Blockly.FieldTextInput);
diff --git a/core/field_variable.js b/core/field_variable.js
index 333fee2d6..a494ac411 100644
--- a/core/field_variable.js
+++ b/core/field_variable.js
@@ -68,6 +68,7 @@ goog.inherits(Blockly.FieldVariable, Blockly.FieldDropdown);
  *                          variableTypes, and defaultType).
  * @returns {!Blockly.FieldVariable} The new field instance.
  * @package
+ * @nocollapse
  */
 Blockly.FieldVariable.fromJson = function(options) {
   var varname = Blockly.utils.replaceMessageReferences(options['variable']);
@@ -120,7 +121,7 @@ Blockly.FieldVariable.prototype.initModel = function() {
  * Dispose of this field.
  * @public
  */
-Blockly.FieldVariable.dispose = function() {
+Blockly.FieldVariable.prototype.dispose = function() {
   Blockly.FieldVariable.superClass_.dispose.call(this);
   this.workspace_ = null;
   this.variableMap_ = null;
@@ -290,15 +291,14 @@ Blockly.FieldVariable.dropdownCreate = function() {
     throw new Error('Tried to call dropdownCreate on a variable field with no' +
         ' variable selected.');
   }
-  var variableModelList = [];
   var name = this.getText();
   var workspace = null;
   if (this.sourceBlock_) {
     workspace = this.sourceBlock_.workspace;
   }
+  var variableModelList = [];
   if (workspace) {
     var variableTypes = this.getVariableTypes_();
-    var variableModelList = [];
     // Get a copy of the list, so that adding rename and new variable options
     // doesn't modify the workspace's list.
     for (var i = 0; i < variableTypes.length; i++) {
@@ -352,3 +352,5 @@ Blockly.FieldVariable.prototype.onItemSelected = function(menu, menuItem) {
   }
   this.setValue(id);
 };
+
+Blockly.Field.register('field_variable', Blockly.FieldVariable);
diff --git a/core/flyout_base.js b/core/flyout_base.js
index d845ae8a6..ea21ec8bf 100644
--- a/core/flyout_base.js
+++ b/core/flyout_base.js
@@ -28,6 +28,8 @@ goog.provide('Blockly.Flyout');
 
 goog.require('Blockly.Block');
 goog.require('Blockly.Events');
+goog.require('Blockly.Events.BlockCreate');
+goog.require('Blockly.Events.VarCreate');
 goog.require('Blockly.FlyoutButton');
 goog.require('Blockly.Gesture');
 goog.require('Blockly.Touch');
@@ -35,7 +37,6 @@ goog.require('Blockly.WorkspaceSvg');
 goog.require('goog.dom');
 goog.require('goog.events');
 goog.require('goog.math.Rect');
-goog.require('goog.userAgent');
 
 
 /**
@@ -609,7 +610,7 @@ Blockly.Flyout.prototype.createBlock = function(originalBlock) {
     Blockly.Events.setGroup(true);
     Blockly.Events.fire(new Blockly.Events.Create(newBlock));
     // Fire a VarCreate event for each (if any) new variable created.
-    for(var i = 0; i < newVariables.length; i++) {
+    for (var i = 0; i < newVariables.length; i++) {
       var thisVariable = newVariables[i];
       Blockly.Events.fire(new Blockly.Events.VarCreate(thisVariable));
     }
diff --git a/core/flyout_horizontal.js b/core/flyout_horizontal.js
index 7268e9bee..9243c0ef7 100644
--- a/core/flyout_horizontal.js
+++ b/core/flyout_horizontal.js
@@ -309,16 +309,10 @@ Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace = function(
   var dragDirection = Math.atan2(dy, dx) / Math.PI * 180;
 
   var range = this.dragAngleRange_;
-  if (this.toolboxPosition_ == Blockly.TOOLBOX_AT_TOP) {
-    // Horizontal at top.
-    if (dragDirection < 90 + range && dragDirection > 90 - range) {
-      return true;
-    }
-  } else {
-    // Horizontal at bottom.
-    if (dragDirection > -90 - range && dragDirection < -90 + range) {
-      return true;
-    }
+  // Check for up or down dragging.
+  if ((dragDirection < 90 + range && dragDirection > 90 - range) ||
+      (dragDirection > -90 - range && dragDirection < -90 + range)) {
+    return true;
   }
   return false;
 };
diff --git a/core/flyout_vertical.js b/core/flyout_vertical.js
index 5559c43d9..c95de2607 100644
--- a/core/flyout_vertical.js
+++ b/core/flyout_vertical.js
@@ -155,6 +155,9 @@ Blockly.VerticalFlyout.prototype.position = function() {
   var x = targetWorkspaceMetrics.absoluteLeft;
   if (this.toolboxPosition_ == Blockly.TOOLBOX_AT_RIGHT) {
     x += (targetWorkspaceMetrics.viewWidth - this.width_);
+    // Save the location of the left edge of the flyout, for use when Firefox
+    // gets the bounding client rect wrong.
+    this.leftEdge_ = x;
   }
   this.positionAt_(this.width_, this.height_, x, y);
 };
@@ -286,16 +289,10 @@ Blockly.VerticalFlyout.prototype.isDragTowardWorkspace = function(
   var dragDirection = Math.atan2(dy, dx) / Math.PI * 180;
 
   var range = this.dragAngleRange_;
-  if (this.toolboxPosition_ == Blockly.TOOLBOX_AT_LEFT) {
-    // Vertical at left.
-    if (dragDirection < range && dragDirection > -range) {
-      return true;
-    }
-  } else {
-    // Vertical at right.
-    if (dragDirection < -180 + range || dragDirection > 180 - range) {
-      return true;
-    }
+  // Check for left or right dragging.
+  if ((dragDirection < range && dragDirection > -range) ||
+      (dragDirection < -180 + range || dragDirection > 180 - range)) {
+    return true;
   }
   return false;
 };
@@ -321,6 +318,30 @@ Blockly.VerticalFlyout.prototype.getClientRect = function() {
     return new goog.math.Rect(x - BIG_NUM, -BIG_NUM, BIG_NUM + width,
         BIG_NUM * 2);
   } else {  // Right
+    // Firefox sometimes reports the wrong value for the client rect.
+    // See https://github.com/google/blockly/issues/1425 and
+    // https://bugzilla.mozilla.org/show_bug.cgi?id=1066435
+    if (goog.userAgent.GECKO &&
+        this.targetWorkspace_ && this.targetWorkspace_.isMutator) {
+      // The position of the left side of the mutator workspace in pixels
+      // relative to the window origin.
+      var targetWsLeftPixels =
+          this.targetWorkspace_.svgGroup_.getBoundingClientRect().x;
+      // The client rect is in pixels relative to the window origin.  When the
+      // browser gets the wrong value it reports that the flyout left is the
+      // same as the mutator workspace left.
+      // We know that in a mutator workspace with the flyout on the right, the
+      // visible area of the workspace should be more than ten pixels wide.  If
+      // the browser reports that the flyout is within ten pixels of the left
+      // side of the workspace, ignore it and manually calculate the value.
+      if (Math.abs(targetWsLeftPixels - x) < 10) {
+        // If we're in a mutator, its scale is always 1, purely because of some
+        // oddities in our rendering optimizations.  The actual scale is the
+        // same as the scale on the parent workspace.
+        var scale = this.targetWorkspace_.options.parentWorkspace.scale;
+        x = x + this.leftEdge_ * scale;
+      }
+    }
     return new goog.math.Rect(x, -BIG_NUM, BIG_NUM + width, BIG_NUM * 2);
   }
 };
diff --git a/core/generator.js b/core/generator.js
index eadde6530..6ec0c7a32 100644
--- a/core/generator.js
+++ b/core/generator.js
@@ -378,11 +378,9 @@ Blockly.Generator.prototype.provideFunction_ = function(desiredName, code) {
  * Hook for code to run before code generation starts.
  * Subclasses may override this, e.g. to initialise the database of variable
  * names.
- * @param {!Blockly.Workspace} workspace Workspace to generate code from.
+ * @param {!Blockly.Workspace} _workspace Workspace to generate code from.
  */
-Blockly.Generator.prototype.init = function(
-    /* eslint-disable no-unused-vars */ workspace
-    /* eslint-enable no-unused-vars */) {
+Blockly.Generator.prototype.init = function(_workspace) {
   // Optionally override
 };
 
@@ -392,14 +390,12 @@ Blockly.Generator.prototype.init = function(
  * Subclasses may override this, e.g. to generate code for statements following
  * the block, or to handle comments for the specified block and any connected
  * value blocks.
- * @param {!Blockly.Block} block The current block.
+ * @param {!Blockly.Block} _block The current block.
  * @param {string} code The JavaScript code created for this block.
  * @return {string} JavaScript code with comments and subsequent blocks added.
  * @private
  */
-Blockly.Generator.prototype.scrub_ = function(
-    /* eslint-disable no-unused-vars */ block, code
-    /* eslint-enable no-unused-vars */) {
+Blockly.Generator.prototype.scrub_ = function(_block, code) {
   // Optionally override
   return code;
 };
@@ -411,9 +407,7 @@ Blockly.Generator.prototype.scrub_ = function(
  * @param {string} code Generated code.
  * @return {string} Completed code.
  */
-Blockly.Generator.prototype.finish = function(
-    /* eslint-disable no-unused-vars */ code
-    /* eslint-enable no-unused-vars */) {
+Blockly.Generator.prototype.finish = function(code) {
   // Optionally override
   return code;
 };
@@ -426,9 +420,7 @@ Blockly.Generator.prototype.finish = function(
  * @param {string} line Line of generated code.
  * @return {string} Legal line of code.
  */
-Blockly.Generator.prototype.scrubNakedValue = function(
-    /* eslint-disable no-unused-vars */ line
-    /* eslint-enable no-unused-vars */) {
+Blockly.Generator.prototype.scrubNakedValue = function(line) {
   // Optionally override
   return line;
 };
diff --git a/core/gesture.js b/core/gesture.js
index 6c222ddfb..070e94ac7 100644
--- a/core/gesture.js
+++ b/core/gesture.js
@@ -30,6 +30,7 @@ goog.provide('Blockly.Gesture');
 goog.require('Blockly.BlockDragger');
 goog.require('Blockly.BubbleDragger');
 goog.require('Blockly.constants');
+goog.require('Blockly.Events.Ui');
 goog.require('Blockly.FlyoutDragger');
 goog.require('Blockly.Tooltip');
 goog.require('Blockly.Touch');
@@ -65,7 +66,7 @@ Blockly.Gesture = function(e, creatorWorkspace) {
    * How far the mouse has moved during this drag, in pixel units.
    * (0, 0) is at this.mouseDownXY_.
    * @type {goog.math.Coordinate}
-   * private
+   * @private
    */
   this.currentDragDeltaXY_ = 0;
 
@@ -224,6 +225,14 @@ Blockly.Gesture = function(e, creatorWorkspace) {
    * @private
    */
   this.isEnding_ = false;
+
+  /**
+   * Boolean used to indicate whether or not to heal the stack after
+   * disconnecting a block.
+   * @type {boolean}
+   * @private
+   */
+  this.healStack_ = !Blockly.DRAG_STACK;
 };
 
 /**
@@ -442,7 +451,7 @@ Blockly.Gesture.prototype.updateIsDragging_ = function() {
 Blockly.Gesture.prototype.startDraggingBlock_ = function() {
   this.blockDragger_ = new Blockly.BlockDragger(this.targetBlock_,
       this.startWorkspace_);
-  this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_);
+  this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_, this.healStack_);
   this.blockDragger_.dragBlock(this.mostRecentEvent_,
       this.currentDragDeltaXY_);
 };
@@ -497,11 +506,12 @@ Blockly.Gesture.prototype.doStart = function(e) {
   }
 
   if (goog.string.caseInsensitiveEquals(e.type, 'touchstart') ||
-      goog.string.caseInsensitiveEquals(e.type, 'pointerdown')) {
+      (goog.string.caseInsensitiveEquals(e.type, 'pointerdown') && e.pointerType != 'mouse')) {
     Blockly.longStart_(e, this);
   }
 
   this.mouseDownXY_ = new goog.math.Coordinate(e.clientX, e.clientY);
+  this.healStack_ = e.altKey || e.ctrlKey || e.metaKey;
 
   this.bindMouseEvents(e);
 };
diff --git a/core/grid.js b/core/grid.js
index c8b2e254e..781bf2299 100644
--- a/core/grid.js
+++ b/core/grid.js
@@ -219,6 +219,9 @@ Blockly.Grid.createDom = function(rnd, gridOptions, defs) {
           {'stroke': gridOptions['colour']}, gridPattern);
     }
     // x1, y1, x1, x2 properties will be set later in update.
+  } else {
+    // Edge 16 doesn't handle empty patterns
+    Blockly.utils.createSvgElement('line', {}, gridPattern);
   }
   return gridPattern;
 };
diff --git a/core/icon.js b/core/icon.js
index 88b7fb689..b51d90efd 100644
--- a/core/icon.js
+++ b/core/icon.js
@@ -52,14 +52,14 @@ Blockly.Icon.prototype.SIZE = 17;
 /**
  * Bubble UI (if visible).
  * @type {Blockly.Bubble}
- * @private
+ * @protected
  */
 Blockly.Icon.prototype.bubble_ = null;
 
 /**
  * Absolute coordinate of icon's center.
  * @type {goog.math.Coordinate}
- * @private
+ * @protected
  */
 Blockly.Icon.prototype.iconXY_ = null;
 
@@ -119,7 +119,7 @@ Blockly.Icon.prototype.isVisible = function() {
 /**
  * Clicking on the icon toggles if the bubble is visible.
  * @param {!Event} e Mouse click event.
- * @private
+ * @protected
  */
 Blockly.Icon.prototype.iconClick_ = function(e) {
   if (this.block_.workspace.isDragging()) {
diff --git a/core/inject.js b/core/inject.js
index 11f3efad4..1918c2542 100644
--- a/core/inject.js
+++ b/core/inject.js
@@ -45,6 +45,8 @@ goog.require('goog.userAgent');
  * @return {!Blockly.Workspace} Newly created main workspace.
  */
 Blockly.inject = function(container, opt_options) {
+  Blockly.checkBlockColourConstants();
+
   if (goog.isString(container)) {
     container = document.getElementById(container) ||
         document.querySelector(container);
diff --git a/core/mutator.js b/core/mutator.js
index a57727ae2..575da3137 100644
--- a/core/mutator.js
+++ b/core/mutator.js
@@ -28,6 +28,8 @@
 goog.provide('Blockly.Mutator');
 
 goog.require('Blockly.Bubble');
+goog.require('Blockly.Events.BlockChange');
+goog.require('Blockly.Events.Ui');
 goog.require('Blockly.Icon');
 goog.require('Blockly.WorkspaceSvg');
 goog.require('goog.Timer');
@@ -247,6 +249,8 @@ Blockly.Mutator.prototype.setVisible = function(visible) {
     this.bubble_ = new Blockly.Bubble(
         /** @type {!Blockly.WorkspaceSvg} */ (this.block_.workspace),
         this.createEditor_(), this.block_.svgPath_, this.iconXY_, null, null);
+    // Expose this mutator's block's ID on its top-level SVG group.
+    this.bubble_.setSvgId(this.block_.id);
     var tree = this.workspace_.options.languageTree;
     if (tree) {
       this.workspace_.flyout_.init(this.workspace_);
@@ -420,7 +424,7 @@ Blockly.Mutator.reconnect = function(connectionChild, block, inputName) {
  * account whether it is a flyout.
  * @param {?Blockly.Workspace} workspace The workspace that is inside a mutator.
  * @return {?Blockly.Workspace} The mutator's parent workspace or null.
- * @package
+ * @public
  */
 Blockly.Mutator.findParentWs = function(workspace) {
   var outerWs = null;
diff --git a/core/names.js b/core/names.js
index 7b7977290..b76978b62 100644
--- a/core/names.js
+++ b/core/names.js
@@ -176,6 +176,7 @@ Blockly.Names.prototype.safeName_ = function(name) {
   } else {
     // Unfortunately names in non-latin characters will look like
     // _E9_9F_B3_E4_B9_90 which is pretty meaningless.
+    // https://github.com/google/blockly/issues/1654
     name = encodeURI(name.replace(/ /g, '_')).replace(/[^\w]/g, '_');
     // Most languages don't allow names with leading numbers.
     if ('0123456789'.indexOf(name[0]) != -1) {
diff --git a/core/procedures.js b/core/procedures.js
index 98ebf41b6..cf890a243 100644
--- a/core/procedures.js
+++ b/core/procedures.js
@@ -32,6 +32,7 @@ goog.provide('Blockly.Procedures');
 
 goog.require('Blockly.Blocks');
 goog.require('Blockly.constants');
+goog.require('Blockly.Events.BlockChange');
 goog.require('Blockly.Field');
 goog.require('Blockly.Names');
 goog.require('Blockly.Workspace');
@@ -174,7 +175,7 @@ Blockly.Procedures.rename = function(name) {
 
 /**
  * Construct the blocks required by the flyout for the procedure category.
- * @param {!Blockly.Workspace} workspace The workspace contianing procedures.
+ * @param {!Blockly.Workspace} workspace The workspace containing procedures.
  * @return {!Array.<!Element>} Array of XML block elements.
  */
 Blockly.Procedures.flyoutCategory = function(workspace) {
diff --git a/core/toolbox.js b/core/toolbox.js
index 429720246..149b4e159 100644
--- a/core/toolbox.js
+++ b/core/toolbox.js
@@ -26,6 +26,7 @@
 
 goog.provide('Blockly.Toolbox');
 
+goog.require('Blockly.Events.Ui');
 goog.require('Blockly.Flyout');
 goog.require('Blockly.HorizontalFlyout');
 goog.require('Blockly.Touch');
@@ -628,11 +629,10 @@ Blockly.Toolbox.TreeNode.prototype.getExpandIconSafeHtml = function() {
 
 /**
  * Expand or collapse the node on mouse click.
- * @param {!goog.events.BrowserEvent} e The browser event.
+ * @param {!goog.events.BrowserEvent} _e The browser event.
  * @override
  */
-Blockly.Toolbox.TreeNode.prototype.onClick_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-disable no-unused-vars */) {
+Blockly.Toolbox.TreeNode.prototype.onClick_ = function(_e) {
   // Expand icon.
   if (this.hasChildren() && this.isUserCollapsible_) {
     this.toggle();
@@ -647,23 +647,21 @@ Blockly.Toolbox.TreeNode.prototype.onClick_ = function(
 
 /**
  * Suppress the inherited mouse down behaviour.
- * @param {!goog.events.BrowserEvent} e The browser event.
+ * @param {!goog.events.BrowserEvent} _e The browser event.
  * @override
  * @private
  */
-Blockly.Toolbox.TreeNode.prototype.onMouseDown = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-disable no-unused-vars */) {
+Blockly.Toolbox.TreeNode.prototype.onMouseDown = function(_e) {
   // NOPE.
 };
 
 /**
  * Suppress the inherited double-click behaviour.
- * @param {!goog.events.BrowserEvent} e The browser event.
+ * @param {!goog.events.BrowserEvent} _e The browser event.
  * @override
  * @private
  */
-Blockly.Toolbox.TreeNode.prototype.onDoubleClick_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-disable no-unused-vars */) {
+Blockly.Toolbox.TreeNode.prototype.onDoubleClick_ = function(_e) {
   // NOP.
 };
 
diff --git a/core/tooltip.js b/core/tooltip.js
index d210d009d..2e3d3da49 100644
--- a/core/tooltip.js
+++ b/core/tooltip.js
@@ -181,11 +181,10 @@ Blockly.Tooltip.onMouseOver_ = function(e) {
 
 /**
  * Hide the tooltip if the mouse leaves the object and enters the workspace.
- * @param {!Event} e Mouse event.
+ * @param {!Event} _e Mouse event.
  * @private
  */
-Blockly.Tooltip.onMouseOut_ = function(/* eslint-disable no-unused-vars */e
-    /* eslint-enable no-unused-vars */) {
+Blockly.Tooltip.onMouseOut_ = function(_e) {
   if (Blockly.Tooltip.blocked_) {
     // Someone doesn't want us to show tooltips.
     return;
diff --git a/core/touch.js b/core/touch.js
index 816e8d618..24a741d43 100644
--- a/core/touch.js
+++ b/core/touch.js
@@ -48,7 +48,19 @@ Blockly.Touch.touchIdentifier_ = null;
  * @type {Object}
  */
 Blockly.Touch.TOUCH_MAP = {};
-if (goog.events.BrowserFeature.TOUCH_ENABLED) {
+if (window && window.PointerEvent) {
+  Blockly.Touch.TOUCH_MAP = {
+    'mousedown': ['pointerdown'],
+    'mouseenter': ['pointerenter'],
+    'mouseleave': ['pointerleave'],
+    'mousemove': ['pointermove'],
+    'mouseout': ['pointerout'],
+    'mouseover': ['pointerover'],
+    'mouseup': ['pointerup', 'pointercancel'],
+    'touchend': ['pointerup'],
+    'touchcancel': ['pointercancel']
+  };
+} else if (goog.events.BrowserFeature.TOUCH_ENABLED) {
   Blockly.Touch.TOUCH_MAP = {
     'mousedown': ['touchstart'],
     'mousemove': ['touchmove'],
diff --git a/core/touch_gesture.js b/core/touch_gesture.js
index 26adc0fcc..3303e3a8e 100644
--- a/core/touch_gesture.js
+++ b/core/touch_gesture.js
@@ -110,7 +110,7 @@ Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER = 6;
  */
 Blockly.TouchGesture.prototype.doStart = function(e) {
   Blockly.TouchGesture.superClass_.doStart.call(this, e);
-  if (Blockly.Touch.isTouchEvent(e)) {
+  if (!this.isEnding_ && Blockly.Touch.isTouchEvent(e)) {
     this.handleTouchStart(e);
   }
 };
@@ -135,6 +135,7 @@ Blockly.TouchGesture.prototype.bindMouseEvents = function(e) {
       /*opt_noCaptureIdentifier*/ true);
 
   e.preventDefault();
+  e.stopPropagation();
 };
 
 /**
@@ -143,7 +144,7 @@ Blockly.TouchGesture.prototype.bindMouseEvents = function(e) {
  * @package
  */
 Blockly.TouchGesture.prototype.handleStart = function(e) {
-  if (!this.isDragging) {
+  if (this.isDragging()) {
     // A drag has already started, so this can no longer be a pinch-zoom.
     return;
   }
@@ -238,8 +239,8 @@ Blockly.TouchGesture.prototype.handleTouchStart = function(e) {
     var point1 = this.cachedPoints_[pointers[1]];
     this.startDistance_ = goog.math.Coordinate.distance(point0, point1);
     this.isMultiTouch_ = true;
+    e.preventDefault();
   }
-  e.preventDefault();
 };
 
 /**
@@ -268,12 +269,13 @@ Blockly.TouchGesture.prototype.handleTouchMove = function(e) {
         gestureScale * Blockly.TouchGesture.ZOOM_IN_MULTIPLIER :
         gestureScale * Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER;
       var workspace = this.startWorkspace_;
-      var position = Blockly.utils.mouseToSvg(e, workspace.getParentSvg(), workspace.getInverseScreenCTM());
+      var position = Blockly.utils.mouseToSvg(
+          e, workspace.getParentSvg(), workspace.getInverseScreenCTM());
       workspace.zoom(position.x, position.y, delta);
     }
     this.previousScale_ = scale;
+    e.preventDefault();
   }
-  e.preventDefault();
 };
 
 /**
diff --git a/core/ui_events.js b/core/ui_events.js
new file mode 100644
index 000000000..caa6debba
--- /dev/null
+++ b/core/ui_events.js
@@ -0,0 +1,90 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Events fired as a result of UI actions in Blockly's editor.
+ * @author fraser@google.com (Neil Fraser)
+ */
+'use strict';
+
+goog.provide('Blockly.Events.Ui');
+
+goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+
+goog.require('goog.array');
+goog.require('goog.math.Coordinate');
+
+/**
+ * Class for a UI event.
+ * @param {Blockly.Block} block The affected block.
+ * @param {string} element One of 'selected', 'comment', 'mutator', etc.
+ * @param {*} oldValue Previous value of element.
+ * @param {*} newValue New value of element.
+ * @extends {Blockly.Events.Abstract}
+ * @constructor
+ */
+Blockly.Events.Ui = function(block, element, oldValue, newValue) {
+  if (!block) {
+    return;  // Blank event to be populated by fromJson.
+  }
+
+  Blockly.Events.Ui.superClass_.constructor.call(this);
+  this.blockId = block.id;
+  this.workspaceId = block.workspace.id;
+  this.element = element;
+  this.oldValue = oldValue;
+  this.newValue = newValue;
+  this.recordUndo = false;
+};
+goog.inherits(Blockly.Events.Ui, Blockly.Events.Abstract);
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Ui.prototype.type = Blockly.Events.UI;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Ui.prototype.toJson = function() {
+  var json = Blockly.Events.Ui.superClass_.toJson.call(this);
+  json['element'] = this.element;
+  if (this.newValue !== undefined) {
+    json['newValue'] = this.newValue;
+  }
+  if (this.blockId) {
+    json['blockId'] = this.blockId;
+  }
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Ui.prototype.fromJson = function(json) {
+  Blockly.Events.Ui.superClass_.fromJson.call(this, json);
+  this.element = json['element'];
+  this.newValue = json['newValue'];
+  this.blockId = json['blockId'];
+};
diff --git a/core/utils.js b/core/utils.js
index 030079e9b..54b5d8abf 100644
--- a/core/utils.js
+++ b/core/utils.js
@@ -122,7 +122,7 @@ Blockly.utils.removeClass = function(element, className) {
  * @param {!Element} element DOM element to check.
  * @param {string} className Name of class to check.
  * @return {boolean} True if class exists, false otherwise.
- * @private
+ * @package
  */
 Blockly.utils.hasClass = function(element, className) {
   var classes = element.getAttribute('class');
diff --git a/core/variable_events.js b/core/variable_events.js
new file mode 100644
index 000000000..8691dbb0f
--- /dev/null
+++ b/core/variable_events.js
@@ -0,0 +1,247 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Classes for all types of variable events.
+ * @author fenichel@google.com (Rachel Fenichel)
+ */
+'use strict';
+
+goog.provide('Blockly.Events.VarBase');
+goog.provide('Blockly.Events.VarCreate');
+goog.provide('Blockly.Events.VarDelete');
+goog.provide('Blockly.Events.VarRename');
+
+goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+
+goog.require('goog.array');
+goog.require('goog.math.Coordinate');
+
+
+/**
+ * Abstract class for a variable event.
+ * @param {Blockly.VariableModel} variable The variable this event corresponds
+ *     to.
+ * @extends {Blockly.Events.Abstract}
+ * @constructor
+ */
+Blockly.Events.VarBase = function(variable) {
+  Blockly.Events.VarBase.superClass_.constructor.call(this);
+
+  /**
+   * The variable id for the variable this event pertains to.
+   * @type {string}
+   */
+  this.varId = variable.getId();
+  this.workspaceId = variable.workspace.id;
+};
+goog.inherits(Blockly.Events.VarBase, Blockly.Events.Abstract);
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.VarBase.prototype.toJson = function() {
+  var json = Blockly.Events.VarBase.superClass_.toJson.call(this);
+  json['varId'] = this.varId;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.VarBase.prototype.fromJson = function(json) {
+  Blockly.Events.VarBase.superClass_.toJson.call(this);
+  this.varId = json['varId'];
+};
+
+/**
+ * Class for a variable creation event.
+ * @param {Blockly.VariableModel} variable The created variable.
+ *     Null for a blank event.
+ * @extends {Blockly.Events.VarBase}
+ * @constructor
+ */
+Blockly.Events.VarCreate = function(variable) {
+  if (!variable) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.VarCreate.superClass_.constructor.call(this, variable);
+  this.varType = variable.type;
+  this.varName = variable.name;
+};
+goog.inherits(Blockly.Events.VarCreate, Blockly.Events.VarBase);
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.VarCreate.prototype.type = Blockly.Events.VAR_CREATE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.VarCreate.prototype.toJson = function() {
+  var json = Blockly.Events.VarCreate.superClass_.toJson.call(this);
+  json['varType'] = this.varType;
+  json['varName'] = this.varName;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.VarCreate.prototype.fromJson = function(json) {
+  Blockly.Events.VarCreate.superClass_.fromJson.call(this, json);
+  this.varType = json['varType'];
+  this.varName = json['varName'];
+};
+
+/**
+ * Run a variable creation event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.VarCreate.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  if (forward) {
+    workspace.createVariable(this.varName, this.varType, this.varId);
+  } else {
+    workspace.deleteVariableById(this.varId);
+  }
+};
+
+/**
+ * Class for a variable deletion event.
+ * @param {Blockly.VariableModel} variable The deleted variable.
+ *     Null for a blank event.
+ * @extends {Blockly.Events.VarBase}
+ * @constructor
+ */
+Blockly.Events.VarDelete = function(variable) {
+  if (!variable) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.VarDelete.superClass_.constructor.call(this, variable);
+  this.varType = variable.type;
+  this.varName = variable.name;
+};
+goog.inherits(Blockly.Events.VarDelete, Blockly.Events.VarBase);
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.VarDelete.prototype.type = Blockly.Events.VAR_DELETE;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.VarDelete.prototype.toJson = function() {
+  var json = Blockly.Events.VarDelete.superClass_.toJson.call(this);
+  json['varType'] = this.varType;
+  json['varName'] = this.varName;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.VarDelete.prototype.fromJson = function(json) {
+  Blockly.Events.VarDelete.superClass_.fromJson.call(this, json);
+  this.varType = json['varType'];
+  this.varName = json['varName'];
+};
+
+/**
+ * Run a variable deletion event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.VarDelete.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  if (forward) {
+    workspace.deleteVariableById(this.varId);
+  } else {
+    workspace.createVariable(this.varName, this.varType, this.varId);
+  }
+};
+
+/**
+ * Class for a variable rename event.
+ * @param {Blockly.VariableModel} variable The renamed variable.
+ *     Null for a blank event.
+ * @param {string} newName The new name the variable will be changed to.
+ * @extends {Blockly.Events.VarBase}
+ * @constructor
+ */
+Blockly.Events.VarRename = function(variable, newName) {
+  if (!variable) {
+    return;  // Blank event to be populated by fromJson.
+  }
+  Blockly.Events.VarRename.superClass_.constructor.call(this, variable);
+  this.oldName = variable.name;
+  this.newName = newName;
+};
+goog.inherits(Blockly.Events.VarRename, Blockly.Events.VarBase);
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.VarRename.prototype.type = Blockly.Events.VAR_RENAME;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.VarRename.prototype.toJson = function() {
+  var json = Blockly.Events.VarRename.superClass_.toJson.call(this);
+  json['oldName'] = this.oldName;
+  json['newName'] = this.newName;
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.VarRename.prototype.fromJson = function(json) {
+  Blockly.Events.VarRename.superClass_.fromJson.call(this, json);
+  this.oldName = json['oldName'];
+  this.newName = json['newName'];
+};
+
+/**
+ * Run a variable rename event.
+ * @param {boolean} forward True if run forward, false if run backward (undo).
+ */
+Blockly.Events.VarRename.prototype.run = function(forward) {
+  var workspace = this.getEventWorkspace_();
+  if (forward) {
+    workspace.renameVariableById(this.varId, this.newName);
+  } else {
+    workspace.renameVariableById(this.varId, this.oldName);
+  }
+};
diff --git a/core/variable_map.js b/core/variable_map.js
index a7044898c..cf4609c55 100644
--- a/core/variable_map.js
+++ b/core/variable_map.js
@@ -26,6 +26,8 @@
 
 goog.provide('Blockly.VariableMap');
 
+goog.require('Blockly.Events.VarDelete');
+goog.require('Blockly.Events.VarRename');
 
 /**
  * Class for a variable map.  This contains a dictionary data structure with
diff --git a/core/variable_model.js b/core/variable_model.js
index 4dd4879cf..339620532 100644
--- a/core/variable_model.js
+++ b/core/variable_model.js
@@ -26,6 +26,8 @@
 
 goog.provide('Blockly.VariableModel');
 
+goog.require('Blockly.Events.VarCreate');
+
 goog.require('goog.string');
 
 
diff --git a/core/variables.js b/core/variables.js
index 75209df92..dff68c30e 100644
--- a/core/variables.js
+++ b/core/variables.js
@@ -123,7 +123,7 @@ Blockly.Variables.allDeveloperVariables = function(workspace) {
 /**
  * Construct the elements (blocks and button) required by the flyout for the
  * variable category.
- * @param {!Blockly.Workspace} workspace The workspace contianing variables.
+ * @param {!Blockly.Workspace} workspace The workspace containing variables.
  * @return {!Array.<!Element>} Array of XML elements.
  */
 Blockly.Variables.flyoutCategory = function(workspace) {
@@ -145,7 +145,7 @@ Blockly.Variables.flyoutCategory = function(workspace) {
 
 /**
  * Construct the blocks required by the flyout for the variable category.
- * @param {!Blockly.Workspace} workspace The workspace contianing variables.
+ * @param {!Blockly.Workspace} workspace The workspace containing variables.
  * @return {!Array.<!Element>} Array of XML block elements.
  */
 Blockly.Variables.flyoutCategoryBlocks = function(workspace) {
@@ -159,7 +159,7 @@ Blockly.Variables.flyoutCategoryBlocks = function(workspace) {
       var gap = Blockly.Blocks['math_change'] ? 8 : 24;
       var blockText = '<xml>' +
             '<block type="variables_set" gap="' + gap + '">' +
-            Blockly.Variables.generateVariableFieldXml_(firstVariable) +
+            Blockly.Variables.generateVariableFieldXmlString(firstVariable) +
             '</block>' +
             '</xml>';
       var block = Blockly.Xml.textToDom(blockText).firstChild;
@@ -169,7 +169,7 @@ Blockly.Variables.flyoutCategoryBlocks = function(workspace) {
       var gap = Blockly.Blocks['variables_get'] ? 20 : 8;
       var blockText = '<xml>' +
           '<block type="math_change" gap="' + gap + '">' +
-          Blockly.Variables.generateVariableFieldXml_(firstVariable) +
+          Blockly.Variables.generateVariableFieldXmlString(firstVariable) +
           '<value name="DELTA">' +
           '<shadow type="math_number">' +
           '<field name="NUM">1</field>' +
@@ -185,7 +185,7 @@ Blockly.Variables.flyoutCategoryBlocks = function(workspace) {
       if (Blockly.Blocks['variables_get']) {
         var blockText = '<xml>' +
             '<block type="variables_get" gap="8">' +
-            Blockly.Variables.generateVariableFieldXml_(variable) +
+            Blockly.Variables.generateVariableFieldXmlString(variable) +
             '</block>' +
             '</xml>';
         var block = Blockly.Xml.textToDom(blockText).firstChild;
@@ -439,9 +439,9 @@ Blockly.Variables.nameUsedWithAnyType_ = function(name, workspace) {
  * @param {!Blockly.VariableModel} variableModel The variable model to generate
  *     an XML string from.
  * @return {string} The generated XML.
- * @private
+ * @package
  */
-Blockly.Variables.generateVariableFieldXml_ = function(variableModel) {
+Blockly.Variables.generateVariableFieldXmlString = function(variableModel) {
   // The variable name may be user input, so it may contain characters that need
   // to be escaped to create valid XML.
   var typeString = variableModel.type;
@@ -449,11 +449,27 @@ Blockly.Variables.generateVariableFieldXml_ = function(variableModel) {
     typeString = '\'\'';
   }
   var text = '<field name="VAR" id="' + variableModel.getId() +
-    '" variabletype="' + goog.string.htmlEscape(typeString) +
-    '">' + goog.string.htmlEscape(variableModel.name) + '</field>';
+      '" variabletype="' + goog.string.htmlEscape(typeString) +
+      '">' + goog.string.htmlEscape(variableModel.name) + '</field>';
   return text;
 };
 
+/**
+ * Generate DOM objects representing a variable field.
+ * @param {!Blockly.VariableModel} variableModel The variable model to
+ *     represent.
+ * @return {Element} The generated DOM.
+ * @public
+ */
+Blockly.Variables.generateVariableFieldDom = function(variableModel) {
+  var xmlFieldString =
+      Blockly.Variables.generateVariableFieldXmlString(variableModel);
+  var text = '<xml>' + xmlFieldString + '</xml>';
+  var dom = Blockly.Xml.textToDom(text);
+  var fieldDom = dom.firstChild;
+  return fieldDom;
+};
+
 /**
  * Helper function to look up or create a variable on the given workspace.
  * If no variable exists, creates and returns it.
@@ -563,7 +579,7 @@ Blockly.Variables.getAddedVariables = function(workspace, originalVariables) {
       var variable = allCurrentVariables[i];
       // For any variable that is present in allCurrentVariables but not
       // present in originalVariables, add the variable to addedVariables.
-      if (!originalVariables.includes(variable)) {
+      if (originalVariables.indexOf(variable) == -1) {
         addedVariables.push(variable);
       }
     }
diff --git a/core/variables_dynamic.js b/core/variables_dynamic.js
index 1a88e5e34..111e68b09 100644
--- a/core/variables_dynamic.js
+++ b/core/variables_dynamic.js
@@ -94,7 +94,7 @@ Blockly.VariablesDynamic.flyoutCategoryBlocks = function(workspace) {
       var gap = 24;
       var blockText = '<xml>' +
           '<block type="variables_set_dynamic" gap="' + gap + '">' +
-          Blockly.Variables.generateVariableFieldXml_(firstVariable) +
+          Blockly.Variables.generateVariableFieldXmlString(firstVariable) +
           '</block>' +
           '</xml>';
       var block = Blockly.Xml.textToDom(blockText).firstChild;
@@ -104,7 +104,7 @@ Blockly.VariablesDynamic.flyoutCategoryBlocks = function(workspace) {
       for (var i = 0, variable; variable = variableModelList[i]; i++) {
         var blockText = '<xml>' +
             '<block type="variables_get_dynamic" gap="8">' +
-            Blockly.Variables.generateVariableFieldXml_(variable) +
+            Blockly.Variables.generateVariableFieldXmlString(variable) +
             '</block>' +
             '</xml>';
         var block = Blockly.Xml.textToDom(blockText).firstChild;
diff --git a/core/warning.js b/core/warning.js
index 6805d42c2..147f57f55 100644
--- a/core/warning.js
+++ b/core/warning.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.Warning');
 
 goog.require('Blockly.Bubble');
+goog.require('Blockly.Events.Ui');
 goog.require('Blockly.Icon');
 
 
@@ -123,6 +124,8 @@ Blockly.Warning.prototype.setVisible = function(visible) {
     this.bubble_ = new Blockly.Bubble(
         /** @type {!Blockly.WorkspaceSvg} */ (this.block_.workspace),
         paragraph, this.block_.svgPath_, this.iconXY_, null, null);
+    // Expose this warning's block's ID on its top-level SVG group.
+    this.bubble_.setSvgId(this.block_.id);
     if (this.block_.RTL) {
       // Right-align the paragraph.
       // This cannot be done until the bubble is rendered on screen.
@@ -146,12 +149,11 @@ Blockly.Warning.prototype.setVisible = function(visible) {
 
 /**
  * Bring the warning to the top of the stack when clicked on.
- * @param {!Event} e Mouse up event.
+ * @param {!Event} _e Mouse up event.
  * @private
  */
 
-Blockly.Warning.prototype.bodyFocus_ = function(
-    /* eslint-disable no-unused-vars */ e /* eslint-enable no-unused-vars */) {
+Blockly.Warning.prototype.bodyFocus_ = function(_e) {
   this.bubble_.promote_();
 };
 
diff --git a/core/workspace.js b/core/workspace.js
index 6f7b06231..436cf135b 100644
--- a/core/workspace.js
+++ b/core/workspace.js
@@ -62,12 +62,12 @@ Blockly.Workspace = function(opt_options) {
   this.listeners_ = [];
   /**
    * @type {!Array.<!Blockly.Events.Abstract>}
-   * @private
+   * @protected
    */
   this.undoStack_ = [];
   /**
    * @type {!Array.<!Blockly.Events.Abstract>}
-   * @private
+   * @protected
    */
   this.redoStack_ = [];
   /**
@@ -77,10 +77,10 @@ Blockly.Workspace = function(opt_options) {
   this.blockDB_ = Object.create(null);
 
   /**
-   * @type {!Blockly.VariableMap}
    * A map from variable type to list of variable names.  The lists contain all
    * of the named variables in the workspace, including variables
    * that are not currently in use.
+   * @type {!Blockly.VariableMap}
    * @private
    */
   this.variableMap_ = new Blockly.VariableMap(this);
@@ -260,15 +260,13 @@ Blockly.Workspace.prototype.deleteVariableInternal_ = function(variable, uses) {
 /**
  * Check whether a variable exists with the given name.  The check is
  * case-insensitive.
- * @param {string} name The name to check for.
+ * @param {string} _name The name to check for.
  * @return {number} The index of the name in the variable list, or -1 if it is
  *     not present.
  * @deprecated April 2017
  */
 
-Blockly.Workspace.prototype.variableIndexOf = function(
-    /* eslint-disable no-unused-vars */ name
-    /* eslint-enable no-unused-vars */) {
+Blockly.Workspace.prototype.variableIndexOf = function(_name) {
   console.warn(
       'Deprecated call to Blockly.Workspace.prototype.variableIndexOf');
   return -1;
@@ -277,12 +275,12 @@ Blockly.Workspace.prototype.variableIndexOf = function(
 /**
  * Find the variable by the given name and return it. Return null if it is not
  *     found.
- * TODO (#1199): Possibly delete this function.
  * @param {!string} name The name to check for.
  * @param {string=} opt_type The type of the variable.  If not provided it
  *     defaults to the empty string, which is a specific type.
  * @return {?Blockly.VariableModel} the variable with the given name.
  */
+// TODO (#1199): Possibly delete this function.
 Blockly.Workspace.prototype.getVariable = function(name, opt_type) {
   return this.variableMap_.getVariable(name, opt_type);
 };
diff --git a/core/workspace_audio.js b/core/workspace_audio.js
index fe9cae27a..fff9b3482 100644
--- a/core/workspace_audio.js
+++ b/core/workspace_audio.js
@@ -27,6 +27,8 @@
 
 goog.provide('Blockly.WorkspaceAudio');
 
+goog.require('goog.userAgent');
+
 
 /**
  * Class for loading, storing, and playing audio for a workspace.
diff --git a/core/workspace_drag_surface_svg.js b/core/workspace_drag_surface_svg.js
index 3227d9300..ad831e51b 100644
--- a/core/workspace_drag_surface_svg.js
+++ b/core/workspace_drag_surface_svg.js
@@ -111,12 +111,12 @@ Blockly.WorkspaceDragSurfaceSvg.prototype.createDom = function() {
 Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface = function(x, y) {
   // This is a work-around to prevent a the blocks from rendering
   // fuzzy while they are being moved on the drag surface.
-  x = x.toFixed(0);
-  y = y.toFixed(0);
+  var fixedX = x.toFixed(0);
+  var fixedY = y.toFixed(0);
 
   this.SVG_.style.display = 'block';
   Blockly.utils.setCssTransform(
-      this.SVG_, 'translate3d(' + x + 'px, ' + y + 'px, 0px)');
+      this.SVG_, 'translate3d(' + fixedX + 'px, ' + fixedY + 'px, 0px)');
 };
 
 /**
@@ -132,11 +132,14 @@ Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation = function() {
 /**
  * Move the blockCanvas and bubbleCanvas out of the surface SVG and on to
  * newSurface.
- * @param {!SVGElement} newSurface The element to put the drag surface contents
+ * @param {SVGElement} newSurface The element to put the drag surface contents
  *     into.
  * @package
  */
 Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide = function(newSurface) {
+  if (!newSurface) {
+    throw 'Couldn\'t clear and hide the drag surface: missing new surface.';
+  }
   var blockCanvas = this.SVG_.childNodes[0];
   var bubbleCanvas = this.SVG_.childNodes[1];
   if (!blockCanvas || !bubbleCanvas ||
diff --git a/core/workspace_svg.js b/core/workspace_svg.js
index 167549359..c3e10c987 100644
--- a/core/workspace_svg.js
+++ b/core/workspace_svg.js
@@ -30,11 +30,13 @@ goog.provide('Blockly.WorkspaceSvg');
 //goog.require('Blockly.BlockSvg');
 goog.require('Blockly.ConnectionDB');
 goog.require('Blockly.constants');
+goog.require('Blockly.Events.BlockCreate');
 goog.require('Blockly.Gesture');
 goog.require('Blockly.Grid');
 goog.require('Blockly.Options');
 goog.require('Blockly.ScrollbarPair');
 goog.require('Blockly.Touch');
+goog.require('Blockly.TouchGesture');
 goog.require('Blockly.Trashcan');
 goog.require('Blockly.VariablesDynamic');
 goog.require('Blockly.Workspace');
@@ -46,7 +48,6 @@ goog.require('Blockly.ZoomControls');
 goog.require('goog.array');
 goog.require('goog.dom');
 goog.require('goog.math.Coordinate');
-goog.require('goog.userAgent');
 
 
 /**
@@ -205,7 +206,7 @@ Blockly.WorkspaceSvg.prototype.scrollbar = null;
 
 /**
  * The current gesture in progress on this workspace, if any.
- * @type {Blockly.Gesture}
+ * @type {Blockly.TouchGesture}
  * @private
  */
 Blockly.WorkspaceSvg.prototype.currentGesture_ = null;
@@ -267,6 +268,13 @@ Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_ = {};
  */
 Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_ = {};
 
+/**
+ * Developers may define this function to add custom menu options to the
+ * workspace's context menu or edit the workspace-created set of menu options.
+ * @param {!Array.<!Object>} options List of menu options to add to.
+ */
+Blockly.WorkspaceSvg.prototype.configureContextMenu = null;
+
 /**
  * In a flyout, the target workspace where blocks should be placed after a drag.
  * Otherwise null.
@@ -401,7 +409,7 @@ Blockly.WorkspaceSvg.prototype.createDom = function(opt_backgroundClass) {
 
   if (!this.isFlyout) {
     Blockly.bindEventWithChecks_(this.svgGroup_, 'mousedown', this,
-        this.onMouseDown_);
+        this.onMouseDown_, false, true);
     if (this.options.zoomOptions && this.options.zoomOptions.wheel) {
       // Mouse-wheel.
       Blockly.bindEventWithChecks_(this.svgGroup_, 'wheel', this,
@@ -580,6 +588,15 @@ Blockly.WorkspaceSvg.prototype.getFlyout_ = function() {
   return null;
 };
 
+/**
+ * Getter for the toolbox associated with this workspace, if one exists.
+ * @return {Blockly.Toolbox} The toolbox on this workspace.
+ * @package
+ */
+Blockly.WorkspaceSvg.prototype.getToolbox = function() {
+  return this.toolbox_;
+};
+
 /**
  * Update items that use screen coordinate calculations
  * because something has changed (e.g. scroll position, window size).
@@ -754,8 +771,8 @@ Blockly.WorkspaceSvg.prototype.setupDragSurface = function() {
   // Figure out where we want to put the canvas back.  The order
   // in the is important because things are layered.
   var previousElement = this.svgBlockCanvas_.previousSibling;
-  var width = this.getParentSvg().getAttribute('width');
-  var height = this.getParentSvg().getAttribute('height');
+  var width = parseInt(this.getParentSvg().getAttribute('width'), 10);
+  var height = parseInt(this.getParentSvg().getAttribute('height'), 10);
   var coord = Blockly.utils.getRelativeXY(this.svgBlockCanvas_);
   this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,
       this.svgBubbleCanvas_, previousElement, width, height, this.scale);
@@ -992,7 +1009,7 @@ Blockly.WorkspaceSvg.prototype.createVariable = function(name, opt_type, opt_id)
  * Make a list of all the delete areas for this workspace.
  */
 Blockly.WorkspaceSvg.prototype.recordDeleteAreas = function() {
-  if (this.trashcan) {
+  if (this.trashcan && this.svgGroup_.parentNode) {
     this.deleteAreaTrash_ = this.trashcan.getClientRect();
   } else {
     this.deleteAreaTrash_ = null;
@@ -1300,6 +1317,11 @@ Blockly.WorkspaceSvg.prototype.showContextMenu_ = function(e) {
   };
   menuOptions.push(deleteOption);
 
+  // Allow the developer to add or modify menuOptions.
+  if (this.configureContextMenu) {
+    this.configureContextMenu(menuOptions);
+  }
+
   Blockly.ContextMenu.show(e, menuOptions, this.RTL);
 };
 
@@ -1463,6 +1485,7 @@ Blockly.WorkspaceSvg.prototype.zoomToFit = function() {
 Blockly.WorkspaceSvg.prototype.scrollCenter = function() {
   if (!this.scrollbar) {
     // Can't center a non-scrolling workspace.
+    console.warn('Tried to scroll a non-scrollable workspace.');
     return;
   }
   var metrics = this.getMetrics();
@@ -1474,6 +1497,61 @@ Blockly.WorkspaceSvg.prototype.scrollCenter = function() {
   this.scrollbar.set(x, y);
 };
 
+/**
+ * Scroll the workspace to center on the given block.
+ * @param {?string} id ID of block center on.
+ * @public
+ */
+Blockly.WorkspaceSvg.prototype.centerOnBlock = function(id) {
+  if (!this.scrollbar) {
+    console.warn('Tried to scroll a non-scrollable workspace.');
+    return;
+  }
+
+  var block = this.getBlockById(id);
+  if (!block) {
+    return;
+  }
+
+  // XY is in workspace coordinates.
+  var xy = block.getRelativeToSurfaceXY();
+  // Height/width is in workspace units.
+  var heightWidth = block.getHeightWidth();
+
+  // Find the enter of the block in workspace units.
+  var blockCenterY = xy.y + heightWidth.height / 2;
+
+  // In RTL the block's position is the top right of the block, not top left.
+  var multiplier = this.RTL ? -1 : 1;
+  var blockCenterX = xy.x + (multiplier * heightWidth.width / 2);
+
+  // Workspace scale, used to convert from workspace coordinates to pixels.
+  var scale = this.scale;
+
+  // Center in pixels.  0, 0 is at the workspace origin.  These numbers may
+  // be negative.
+  var pixelX = blockCenterX * scale;
+  var pixelY = blockCenterY * scale;
+
+  var metrics = this.getMetrics();
+
+  // Scrolling to here would put the block in the top-left corner of the
+  // visible workspace.
+  var scrollToBlockX = pixelX - metrics.contentLeft;
+  var scrollToBlockY = pixelY - metrics.contentTop;
+
+  // viewHeight and viewWidth are in pixels.
+  var halfViewWidth = metrics.viewWidth / 2;
+  var halfViewHeight = metrics.viewHeight / 2;
+
+  // Put the block in the center of the visible workspace instead.
+  var scrollToCenterX = scrollToBlockX - halfViewWidth;
+  var scrollToCenterY = scrollToBlockY - halfViewHeight;
+
+  Blockly.hideChaff();
+  this.scrollbar.set(scrollToCenterX, scrollToCenterY);
+};
+
 /**
  * Set the workspace's zoom factor.
  * @param {number} newScale Zoom factor.
@@ -1825,12 +1903,13 @@ Blockly.WorkspaceSvg.prototype.removeToolboxCategoryCallback = function(key) {
  * Look up the gesture that is tracking this touch stream on this workspace.
  * May create a new gesture.
  * @param {!Event} e Mouse event or touch event.
- * @return {Blockly.Gesture} The gesture that is tracking this touch stream,
- *     or null if no valid gesture exists.
+ * @return {Blockly.TouchGesture} The gesture that is tracking this touch
+ *     stream, or null if no valid gesture exists.
  * @package
  */
 Blockly.WorkspaceSvg.prototype.getGesture = function(e) {
-  var isStart = (e.type == 'mousedown' || e.type == 'touchstart' || e.type == 'pointerdown');
+  var isStart = (e.type == 'mousedown' || e.type == 'touchstart' ||
+      e.type == 'pointerdown');
 
   var gesture = this.currentGesture_;
   if (gesture) {
@@ -1847,7 +1926,7 @@ Blockly.WorkspaceSvg.prototype.getGesture = function(e) {
   // No gesture existed on this workspace, but this looks like the start of a
   // new gesture.
   if (isStart) {
-    this.currentGesture_ = new Blockly.Gesture(e, this);
+    this.currentGesture_ = new Blockly.TouchGesture(e, this);
     return this.currentGesture_;
   }
   // No gesture existed and this event couldn't be the start of a new gesture.
diff --git a/core/xml.js b/core/xml.js
index e99a95a58..ec6089075 100644
--- a/core/xml.js
+++ b/core/xml.js
@@ -30,6 +30,9 @@
  **/
 goog.provide('Blockly.Xml');
 
+goog.require('Blockly.Events.BlockCreate');
+goog.require('Blockly.Events.VarCreate');
+
 goog.require('goog.asserts');
 goog.require('goog.dom');
 
@@ -42,8 +45,10 @@ goog.require('goog.dom');
  */
 Blockly.Xml.workspaceToDom = function(workspace, opt_noId) {
   var xml = goog.dom.createDom('xml');
-  xml.appendChild(Blockly.Xml.variablesToDom(
-      Blockly.Variables.allUsedVarModels(workspace)));
+  var variables = Blockly.Variables.allUsedVarModels(workspace);
+  if (variables.length) {
+    xml.appendChild(Blockly.Xml.variablesToDom(variables));
+  }
   var blocks = workspace.getTopBlocks(true);
   for (var i = 0, block; block = blocks[i]; i++) {
     xml.appendChild(Blockly.Xml.blockToDomWithXY(block, opt_noId));
@@ -402,8 +407,10 @@ Blockly.Xml.domToWorkspace = function(xml, workspace) {
         // to be moved to a nested destination in the next operation.
         var block = Blockly.Xml.domToBlock(xmlChild, workspace);
         newBlockIds.push(block.id);
-        var blockX = parseInt(xmlChild.getAttribute('x'), 10);
-        var blockY = parseInt(xmlChild.getAttribute('y'), 10);
+        var blockX = xmlChild.hasAttribute('x') ?
+            parseInt(xmlChild.getAttribute('x'), 10) : 10;
+        var blockY = xmlChild.hasAttribute('y') ?
+            parseInt(xmlChild.getAttribute('y'), 10) : 10;
         if (!isNaN(blockX) && !isNaN(blockY)) {
           block.moveBy(workspace.RTL ? width - blockX : blockX, blockY);
         }
@@ -544,7 +551,7 @@ Blockly.Xml.domToBlock = function(xmlBlock, workspace) {
     var newVariables = Blockly.Variables.getAddedVariables(workspace,
         variablesBeforeCreation);
     // Fire a VarCreate event for each (if any) new variable created.
-    for(var i = 0; i < newVariables.length; i++) {
+    for (var i = 0; i < newVariables.length; i++) {
       var thisVariable = newVariables[i];
       Blockly.Events.fire(new Blockly.Events.VarCreate(thisVariable));
     }
@@ -708,7 +715,7 @@ Blockly.Xml.domToBlockHeadless_ = function(xmlBlock, workspace) {
   }
   var disabled = xmlBlock.getAttribute('disabled');
   if (disabled) {
-    block.setDisabled(disabled == 'true');
+    block.setDisabled(disabled == 'true' || disabled == 'disabled');
   }
   var deletable = xmlBlock.getAttribute('deletable');
   if (deletable) {
diff --git a/demos/accessible/index.html b/demos/accessible/index.html
index 5b56668ab..7a409c9c9 100644
--- a/demos/accessible/index.html
+++ b/demos/accessible/index.html
@@ -109,7 +109,9 @@
       <block type="controls_flow_statements"></block>
     </category>
     <category name="Math" colour="230">
-      <block type="math_number" gap="32"></block>
+      <block type="math_number" gap="32">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <block type="math_number">
diff --git a/demos/blockfactory/index.html b/demos/blockfactory/index.html
index ccfc05654..c3b3bb80b 100644
--- a/demos/blockfactory/index.html
+++ b/demos/blockfactory/index.html
@@ -71,7 +71,7 @@
           <a id="dropdown_addAllFromLib" title="Select all block library blocks.">All Stored in Block Library</a>
           <a id="dropdown_addAllUsed" title="Select all block library blocks used in workspace factory.">All Used in Workspace Factory</a>
         </div>
-        <button id="clearSelectedButton" title="Clear selected blocks.">Clear Selected</a>
+        <button id="clearSelectedButton" title="Clear selected blocks.">Clear Selected</button>
       </div>
 
       <div id="blockSelector"></div>
diff --git a/demos/code/index.html b/demos/code/index.html
index 84a35ab50..3210db5e0 100644
--- a/demos/code/index.html
+++ b/demos/code/index.html
@@ -113,7 +113,9 @@
       <block type="controls_flow_statements"></block>
     </category>
     <category name="%{BKY_CATMATH}" colour="%{BKY_MATH_HUE}">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <shadow type="math_number">
diff --git a/demos/custom-dialogs/custom-dialog.js b/demos/custom-dialogs/custom-dialog.js
index 1892303a4..e49a25051 100644
--- a/demos/custom-dialogs/custom-dialog.js
+++ b/demos/custom-dialogs/custom-dialog.js
@@ -40,11 +40,11 @@ Blockly.confirm = function(message, callback) {
   CustomDialog.show('Confirm', message, {
     showOkay: true,
     onOkay: function() {
-      callback(true)
+      callback(true);
     },
     showCancel: true,
     onCancel: function() {
-      callback(false)
+      callback(false);
     }
   });
 };
@@ -56,11 +56,11 @@ Blockly.prompt = function(message, defaultValue, callback) {
     showInput: true,
     showOkay: true,
     onOkay: function() {
-      callback(CustomDialog.inputField.value)
+      callback(CustomDialog.inputField.value);
     },
     showCancel: true,
     onCancel: function() {
-      callback(null)
+      callback(null);
     }
   });
   CustomDialog.inputField.value = defaultValue;
@@ -69,8 +69,8 @@ Blockly.prompt = function(message, defaultValue, callback) {
 /** Hides any currently visible dialog. */
 CustomDialog.hide = function() {
   if (CustomDialog.backdropDiv_) {
-    CustomDialog.backdropDiv_.style.display = 'none'
-    CustomDialog.dialogDiv_.style.display = 'none'
+    CustomDialog.backdropDiv_.style.display = 'none';
+    CustomDialog.dialogDiv_.style.display = 'none';
   }
 };
 
@@ -93,7 +93,8 @@ CustomDialog.show = function(title, message, options) {
     backdropDiv.style.cssText =
         'position: absolute;' +
         'top: 0; left: 0; right: 0; bottom: 0;' +
-        'background-color: rgba(0, 0, 0, .7);';
+        'background-color: rgba(0, 0, 0, .7);' +
+        'z-index: 100;';
     document.body.appendChild(backdropDiv);
 
     dialogDiv = document.createElement('div');
diff --git a/demos/custom-dialogs/index.html b/demos/custom-dialogs/index.html
index ee1bc840e..517ca12b4 100644
--- a/demos/custom-dialogs/index.html
+++ b/demos/custom-dialogs/index.html
@@ -21,7 +21,10 @@
   <h1><a href="https://developers.google.com/blockly/">Blockly</a> &gt;
     <a href="../index.html">Demos</a> &gt; Custom Dialog</h1>
 
-  <p>This is a simple demo of replacing modal browser dialogs with HTML.</p>
+  <p>This is a simple demo of replacing modal browser dialogs with HTML.
+     To see how it works, see the source code in
+     <a href="custom-dialog.js">custom-dialog.js</a>
+  </p>
 
   <p>Try creating new variables, creating variables with names already in
      use, or deleting multiple blocks on the workspace.
@@ -31,7 +34,9 @@
 
   <xml id="toolbox" style="display: none">
     <category name="Inputs" colour="230">
-      <block type="math_number" gap="32"></block>
+      <block type="math_number" gap="32">
+        <field name="NUM">123</field>
+      </block>
       <block type="text"></block>
       <block type="text_prompt_ext">
         <value name="TEXT">
diff --git a/demos/fixed/index.html b/demos/fixed/index.html
index 346732858..ec68625df 100644
--- a/demos/fixed/index.html
+++ b/demos/fixed/index.html
@@ -31,7 +31,9 @@
     <block type="controls_if"></block>
     <block type="logic_compare"></block>
     <block type="controls_repeat_ext"></block>
-    <block type="math_number"></block>
+    <block type="math_number">
+      <field name="NUM">123</field>
+    </block>
     <block type="math_arithmetic"></block>
     <block type="text"></block>
     <block type="text_print"></block>
diff --git a/demos/generator/index.html b/demos/generator/index.html
index c76e1f3e6..b5621842a 100644
--- a/demos/generator/index.html
+++ b/demos/generator/index.html
@@ -52,7 +52,9 @@
       <block type="controls_whileUntil"></block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
     </category>
diff --git a/demos/graph/index.html b/demos/graph/index.html
index 4732070d9..e7c2b6a98 100644
--- a/demos/graph/index.html
+++ b/demos/graph/index.html
@@ -59,7 +59,9 @@
 
   <xml id="toolbox" style="display: none">
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <shadow type="math_number">
@@ -190,42 +192,34 @@ if (typeof google == 'object') {
 }
 
 // Define the custom blocks and their JS generators.
-Blockly.Blocks['graph_get_x'] = {
-  // x variable getter.
-  init: function() {
-    this.jsonInit({
-      "message0": "x",
-      "output": "Number",
-      "colour": Blockly.Blocks.variables.HUE,
-      "tooltip": Blockly.Msg.VARIABLES_GET_TOOLTIP,
-      "helpUrl": Blockly.Msg.VARIABLES_GET_HELPURL
-    });
-  }
-};
+Blockly.defineBlocksWithJsonArray([{
+  "type": "graph_get_x",
+  "message0": "x",
+  "output": "Number",
+  "colour": Blockly.Msg.VARIABLES_HUE,
+  "tooltip": Blockly.Msg.VARIABLES_GET_TOOLTIP,
+  "helpUrl": Blockly.Msg.VARIABLES_GET_HELPURL
+}]);
 
 Blockly.JavaScript['graph_get_x'] = function(block) {
   // x variable getter.
   return ['x', Blockly.JavaScript.ORDER_ATOMIC];
 };
 
-Blockly.Blocks['graph_set_y'] = {
-  // y variable setter.
-  init: function() {
-    this.jsonInit({
-      "message0": "y = %1",
-      "args0": [
-        {
-          "type": "input_value",
-          "name": "VALUE",
-          "check": "Number"
-        }
-      ],
-      "colour": Blockly.Blocks.variables.HUE,
-      "tooltip": Blockly.Msg.VARIABLES_SET_TOOLTIP,
-      "helpUrl": Blockly.Msg.VARIABLES_SET_HELPURL
-    });
-  }
-};
+Blockly.defineBlocksWithJsonArray([{
+  "type": "graph_set_y",
+  "message0": "y = %1",
+  "args0": [
+    {
+      "type": "input_value",
+      "name": "VALUE",
+      "check": "Number"
+    }
+  ],
+  "colour": Blockly.Msg.VARIABLES_HUE,
+  "tooltip": Blockly.Msg.VARIABLES_SET_TOOLTIP,
+  "helpUrl": Blockly.Msg.VARIABLES_SET_HELPURL
+}]);
 
 Blockly.JavaScript['graph_set_y'] = function(block) {
   // y variable setter.
diff --git a/demos/interpreter/async-execution.html b/demos/interpreter/async-execution.html
index bb9c0a4b6..0bf5f3f2d 100644
--- a/demos/interpreter/async-execution.html
+++ b/demos/interpreter/async-execution.html
@@ -59,7 +59,9 @@
       <block type="controls_whileUntil"></block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
     </category>
diff --git a/demos/interpreter/step-execution.html b/demos/interpreter/step-execution.html
index c0a3b59f3..8ba01c118 100644
--- a/demos/interpreter/step-execution.html
+++ b/demos/interpreter/step-execution.html
@@ -66,7 +66,9 @@
       <block type="controls_whileUntil"></block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
     </category>
diff --git a/demos/maxBlocks/index.html b/demos/maxBlocks/index.html
index a4f73b1a1..ff0dc25dd 100644
--- a/demos/maxBlocks/index.html
+++ b/demos/maxBlocks/index.html
@@ -68,7 +68,9 @@
       </block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
     </category>
diff --git a/demos/minimap/index.html b/demos/minimap/index.html
index 50512d7ca..1e4f34dc7 100644
--- a/demos/minimap/index.html
+++ b/demos/minimap/index.html
@@ -39,7 +39,9 @@
     <block type="controls_if"></block>
     <block type="logic_compare"></block>
     <block type="controls_repeat_ext"></block>
-    <block type="math_number"></block>
+    <block type="math_number">
+      <field name="NUM">123</field>
+    </block>
     <block type="math_arithmetic"></block>
     <block type="text"></block>
     <block type="text_print"></block>
diff --git a/demos/mirror/index.html b/demos/mirror/index.html
index 0098e92df..57254452d 100644
--- a/demos/mirror/index.html
+++ b/demos/mirror/index.html
@@ -41,7 +41,9 @@
     <block type="controls_if"></block>
     <block type="logic_compare"></block>
     <block type="controls_repeat_ext"></block>
-    <block type="math_number"></block>
+    <block type="math_number">
+      <field name="NUM">123</field>
+    </block>
     <block type="math_arithmetic"></block>
     <block type="text"></block>
     <block type="text_print"></block>
diff --git a/demos/plane/README.txt b/demos/plane/README.txt
index 6da3fa65d..38bbc0313 100644
--- a/demos/plane/README.txt
+++ b/demos/plane/README.txt
@@ -18,9 +18,9 @@ Finally, generate all the language versions wih this command:
 java -jar soy/SoyToJsSrcCompiler.jar --locales ar,be-tarask,br,ca,da,de,el,en,es,fa,fr,he,hrx,hu,ia,is,it,ja,ko,ms,nb,nl,pl,pms,pt-br,ro,ru,sc,sv,th,tr,uk,vi,zh-hans,zh-hant --messageFilePathFormat xlf/translated_msgs_{LOCALE}.xlf --outputPathFormat "generated/{LOCALE}.js" template.soy
 
 This is the process that Google uses for maintaining Blockly Games in 40+
-languages.  The XLIFF fromat is simple enough that it is trival to write a
+languages.  The XLIFF format is simple enough that it is trivial to write a
 Python script to reformat it into some other format (such as JSON) for
-compatability with other translation consoles.
+compatibility with other translation consoles.
 
 For more information, see message translation for Closure Templates:
 https://developers.google.com/closure/templates/docs/translation
diff --git a/demos/resizable/overlay.html b/demos/resizable/overlay.html
index ee2600e04..53529e460 100644
--- a/demos/resizable/overlay.html
+++ b/demos/resizable/overlay.html
@@ -57,7 +57,9 @@
     <block type="controls_if"></block>
     <block type="logic_compare"></block>
     <block type="controls_repeat_ext"></block>
-    <block type="math_number"></block>
+    <block type="math_number">
+      <field name="NUM">123</field>
+    </block>
     <block type="math_arithmetic"></block>
     <block type="text"></block>
     <block type="text_print"></block>
diff --git a/demos/rtl/index.html b/demos/rtl/index.html
index 080e9f864..de911b13e 100644
--- a/demos/rtl/index.html
+++ b/demos/rtl/index.html
@@ -81,7 +81,9 @@
       <block type="controls_flow_statements"></block>
     </category>
     <category name="رياضيات">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
       <block type="math_trig"></block>
diff --git a/demos/storage/index.html b/demos/storage/index.html
index 2c195b8e2..d8d4a0aa1 100644
--- a/demos/storage/index.html
+++ b/demos/storage/index.html
@@ -68,7 +68,9 @@
       <block type="controls_whileUntil"></block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
     </category>
diff --git a/demos/toolbox/index.html b/demos/toolbox/index.html
index 0e3d7cd3f..df291e008 100644
--- a/demos/toolbox/index.html
+++ b/demos/toolbox/index.html
@@ -78,7 +78,9 @@
       <block type="controls_flow_statements"></block>
     </category>
     <category name="Math">
-      <block type="math_number"></block>
+      <block type="math_number">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic"></block>
       <block type="math_single"></block>
       <block type="math_trig"></block>
diff --git a/generators/javascript.js b/generators/javascript.js
index d13ceb359..aa05826c2 100644
--- a/generators/javascript.js
+++ b/generators/javascript.js
@@ -102,8 +102,8 @@ Blockly.JavaScript.ORDER_LOGICAL_AND = 13;     // &&
 Blockly.JavaScript.ORDER_LOGICAL_OR = 14;      // ||
 Blockly.JavaScript.ORDER_CONDITIONAL = 15;     // ?:
 Blockly.JavaScript.ORDER_ASSIGNMENT = 16;      // = += -= **= *= /= %= <<= >>= ...
-Blockly.JavaScript.ORDER_YIELD = 16.5;         // yield
-Blockly.JavaScript.ORDER_COMMA = 17;           // ,
+Blockly.JavaScript.ORDER_YIELD = 17;         // yield
+Blockly.JavaScript.ORDER_COMMA = 18;           // ,
 Blockly.JavaScript.ORDER_NONE = 99;            // (...)
 
 /**
diff --git a/generators/lua/math.js b/generators/lua/math.js
index c104bfc16..b60d023da 100644
--- a/generators/lua/math.js
+++ b/generators/lua/math.js
@@ -66,9 +66,14 @@ Blockly.Lua['math_single'] = function(block) {
         Blockly.Lua.ORDER_UNARY) || '0';
     return ['-' + arg, Blockly.Lua.ORDER_UNARY];
   }
-  if (operator == 'SIN' || operator == 'COS' || operator == 'TAN') {
+  if (operator == 'POW10') {
     arg = Blockly.Lua.valueToCode(block, 'NUM',
-        Blockly.Lua.ORDER_MULTIPLICATIVE) || '0';
+        Blockly.Lua.ORDER_EXPONENTIATION) || '0';
+    return ['10 ^ ' + arg, Blockly.Lua.ORDER_EXPONENTIATION];
+  }
+  if (operator == 'ROUND') {
+    arg = Blockly.Lua.valueToCode(block, 'NUM',
+        Blockly.Lua.ORDER_ADDITIVE) || '0';
   } else {
     arg = Blockly.Lua.valueToCode(block, 'NUM',
         Blockly.Lua.ORDER_NONE) || '0';
@@ -84,14 +89,11 @@ Blockly.Lua['math_single'] = function(block) {
       code = 'math.log(' + arg + ')';
       break;
     case 'LOG10':
-      code = 'math.log10(' + arg + ')';
+      code = 'math.log(' + arg + ', 10)';
       break;
     case 'EXP':
       code = 'math.exp(' + arg + ')';
       break;
-    case 'POW10':
-      code = 'math.pow(10,' + arg + ')';
-      break;
     case 'ROUND':
       // This rounds up.  Blockly does not specify rounding direction.
       code = 'math.floor(' + arg + ' + .5)';
diff --git a/javascript_compressed.js b/javascript_compressed.js
index dc5c32694..c5b8dbdf8 100644
--- a/javascript_compressed.js
+++ b/javascript_compressed.js
@@ -5,7 +5,7 @@
 Blockly.JavaScript=new Blockly.Generator("JavaScript");Blockly.JavaScript.addReservedWords("Blockly,break,case,catch,continue,debugger,default,delete,do,else,finally,for,function,if,in,instanceof,new,return,switch,this,throw,try,typeof,var,void,while,with,class,enum,export,extends,import,super,implements,interface,let,package,private,protected,public,static,yield,const,null,true,false,Array,ArrayBuffer,Boolean,Date,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,Error,eval,EvalError,Float32Array,Float64Array,Function,Infinity,Int16Array,Int32Array,Int8Array,isFinite,isNaN,Iterator,JSON,Math,NaN,Number,Object,parseFloat,parseInt,RangeError,ReferenceError,RegExp,StopIteration,String,SyntaxError,TypeError,Uint16Array,Uint32Array,Uint8Array,Uint8ClampedArray,undefined,uneval,URIError,applicationCache,closed,Components,content,_content,controllers,crypto,defaultStatus,dialogArguments,directories,document,frameElement,frames,fullScreen,globalStorage,history,innerHeight,innerWidth,length,location,locationbar,localStorage,menubar,messageManager,mozAnimationStartTime,mozInnerScreenX,mozInnerScreenY,mozPaintCount,name,navigator,opener,outerHeight,outerWidth,pageXOffset,pageYOffset,parent,performance,personalbar,pkcs11,returnValue,screen,screenX,screenY,scrollbars,scrollMaxX,scrollMaxY,scrollX,scrollY,self,sessionStorage,sidebar,status,statusbar,toolbar,top,URL,window,addEventListener,alert,atob,back,blur,btoa,captureEvents,clearImmediate,clearInterval,clearTimeout,close,confirm,disableExternalCapture,dispatchEvent,dump,enableExternalCapture,escape,find,focus,forward,GeckoActiveXObject,getAttention,getAttentionWithCycleCount,getComputedStyle,getSelection,home,matchMedia,maximize,minimize,moveBy,moveTo,mozRequestAnimationFrame,open,openDialog,postMessage,print,prompt,QueryInterface,releaseEvents,removeEventListener,resizeBy,resizeTo,restore,routeEvent,scroll,scrollBy,scrollByLines,scrollByPages,scrollTo,setCursor,setImmediate,setInterval,setResizable,setTimeout,showModalDialog,sizeToContent,stop,unescape,updateCommands,XPCNativeWrapper,XPCSafeJSObjectWrapper,onabort,onbeforeunload,onblur,onchange,onclick,onclose,oncontextmenu,ondevicemotion,ondeviceorientation,ondragdrop,onerror,onfocus,onhashchange,onkeydown,onkeypress,onkeyup,onload,onmousedown,onmousemove,onmouseout,onmouseover,onmouseup,onmozbeforepaint,onpaint,onpopstate,onreset,onresize,onscroll,onselect,onsubmit,onunload,onpageshow,onpagehide,Image,Option,Worker,Event,Range,File,FileReader,Blob,BlobBuilder,Attr,CDATASection,CharacterData,Comment,console,DocumentFragment,DocumentType,DomConfiguration,DOMError,DOMErrorHandler,DOMException,DOMImplementation,DOMImplementationList,DOMImplementationRegistry,DOMImplementationSource,DOMLocator,DOMObject,DOMString,DOMStringList,DOMTimeStamp,DOMUserData,Entity,EntityReference,MediaQueryList,MediaQueryListListener,NameList,NamedNodeMap,Node,NodeFilter,NodeIterator,NodeList,Notation,Plugin,PluginArray,ProcessingInstruction,SharedWorker,Text,TimeRanges,Treewalker,TypeInfo,UserDataHandler,Worker,WorkerGlobalScope,HTMLDocument,HTMLElement,HTMLAnchorElement,HTMLAppletElement,HTMLAudioElement,HTMLAreaElement,HTMLBaseElement,HTMLBaseFontElement,HTMLBodyElement,HTMLBRElement,HTMLButtonElement,HTMLCanvasElement,HTMLDirectoryElement,HTMLDivElement,HTMLDListElement,HTMLEmbedElement,HTMLFieldSetElement,HTMLFontElement,HTMLFormElement,HTMLFrameElement,HTMLFrameSetElement,HTMLHeadElement,HTMLHeadingElement,HTMLHtmlElement,HTMLHRElement,HTMLIFrameElement,HTMLImageElement,HTMLInputElement,HTMLKeygenElement,HTMLLabelElement,HTMLLIElement,HTMLLinkElement,HTMLMapElement,HTMLMenuElement,HTMLMetaElement,HTMLModElement,HTMLObjectElement,HTMLOListElement,HTMLOptGroupElement,HTMLOptionElement,HTMLOutputElement,HTMLParagraphElement,HTMLParamElement,HTMLPreElement,HTMLQuoteElement,HTMLScriptElement,HTMLSelectElement,HTMLSourceElement,HTMLSpanElement,HTMLStyleElement,HTMLTableElement,HTMLTableCaptionElement,HTMLTableCellElement,HTMLTableDataCellElement,HTMLTableHeaderCellElement,HTMLTableColElement,HTMLTableRowElement,HTMLTableSectionElement,HTMLTextAreaElement,HTMLTimeElement,HTMLTitleElement,HTMLTrackElement,HTMLUListElement,HTMLUnknownElement,HTMLVideoElement,HTMLCanvasElement,CanvasRenderingContext2D,CanvasGradient,CanvasPattern,TextMetrics,ImageData,CanvasPixelArray,HTMLAudioElement,HTMLVideoElement,NotifyAudioAvailableEvent,HTMLCollection,HTMLAllCollection,HTMLFormControlsCollection,HTMLOptionsCollection,HTMLPropertiesCollection,DOMTokenList,DOMSettableTokenList,DOMStringMap,RadioNodeList,SVGDocument,SVGElement,SVGAElement,SVGAltGlyphElement,SVGAltGlyphDefElement,SVGAltGlyphItemElement,SVGAnimationElement,SVGAnimateElement,SVGAnimateColorElement,SVGAnimateMotionElement,SVGAnimateTransformElement,SVGSetElement,SVGCircleElement,SVGClipPathElement,SVGColorProfileElement,SVGCursorElement,SVGDefsElement,SVGDescElement,SVGEllipseElement,SVGFilterElement,SVGFilterPrimitiveStandardAttributes,SVGFEBlendElement,SVGFEColorMatrixElement,SVGFEComponentTransferElement,SVGFECompositeElement,SVGFEConvolveMatrixElement,SVGFEDiffuseLightingElement,SVGFEDisplacementMapElement,SVGFEDistantLightElement,SVGFEFloodElement,SVGFEGaussianBlurElement,SVGFEImageElement,SVGFEMergeElement,SVGFEMergeNodeElement,SVGFEMorphologyElement,SVGFEOffsetElement,SVGFEPointLightElement,SVGFESpecularLightingElement,SVGFESpotLightElement,SVGFETileElement,SVGFETurbulenceElement,SVGComponentTransferFunctionElement,SVGFEFuncRElement,SVGFEFuncGElement,SVGFEFuncBElement,SVGFEFuncAElement,SVGFontElement,SVGFontFaceElement,SVGFontFaceFormatElement,SVGFontFaceNameElement,SVGFontFaceSrcElement,SVGFontFaceUriElement,SVGForeignObjectElement,SVGGElement,SVGGlyphElement,SVGGlyphRefElement,SVGGradientElement,SVGLinearGradientElement,SVGRadialGradientElement,SVGHKernElement,SVGImageElement,SVGLineElement,SVGMarkerElement,SVGMaskElement,SVGMetadataElement,SVGMissingGlyphElement,SVGMPathElement,SVGPathElement,SVGPatternElement,SVGPolylineElement,SVGPolygonElement,SVGRectElement,SVGScriptElement,SVGStopElement,SVGStyleElement,SVGSVGElement,SVGSwitchElement,SVGSymbolElement,SVGTextElement,SVGTextPathElement,SVGTitleElement,SVGTRefElement,SVGTSpanElement,SVGUseElement,SVGViewElement,SVGVKernElement,SVGAngle,SVGColor,SVGICCColor,SVGElementInstance,SVGElementInstanceList,SVGLength,SVGLengthList,SVGMatrix,SVGNumber,SVGNumberList,SVGPaint,SVGPoint,SVGPointList,SVGPreserveAspectRatio,SVGRect,SVGStringList,SVGTransform,SVGTransformList,SVGAnimatedAngle,SVGAnimatedBoolean,SVGAnimatedEnumeration,SVGAnimatedInteger,SVGAnimatedLength,SVGAnimatedLengthList,SVGAnimatedNumber,SVGAnimatedNumberList,SVGAnimatedPreserveAspectRatio,SVGAnimatedRect,SVGAnimatedString,SVGAnimatedTransformList,SVGPathSegList,SVGPathSeg,SVGPathSegArcAbs,SVGPathSegArcRel,SVGPathSegClosePath,SVGPathSegCurvetoCubicAbs,SVGPathSegCurvetoCubicRel,SVGPathSegCurvetoCubicSmoothAbs,SVGPathSegCurvetoCubicSmoothRel,SVGPathSegCurvetoQuadraticAbs,SVGPathSegCurvetoQuadraticRel,SVGPathSegCurvetoQuadraticSmoothAbs,SVGPathSegCurvetoQuadraticSmoothRel,SVGPathSegLinetoAbs,SVGPathSegLinetoHorizontalAbs,SVGPathSegLinetoHorizontalRel,SVGPathSegLinetoRel,SVGPathSegLinetoVerticalAbs,SVGPathSegLinetoVerticalRel,SVGPathSegMovetoAbs,SVGPathSegMovetoRel,ElementTimeControl,TimeEvent,SVGAnimatedPathData,SVGAnimatedPoints,SVGColorProfileRule,SVGCSSRule,SVGExternalResourcesRequired,SVGFitToViewBox,SVGLangSpace,SVGLocatable,SVGRenderingIntent,SVGStylable,SVGTests,SVGTextContentElement,SVGTextPositioningElement,SVGTransformable,SVGUnitTypes,SVGURIReference,SVGViewSpec,SVGZoomAndPan");
 Blockly.JavaScript.ORDER_ATOMIC=0;Blockly.JavaScript.ORDER_NEW=1.1;Blockly.JavaScript.ORDER_MEMBER=1.2;Blockly.JavaScript.ORDER_FUNCTION_CALL=2;Blockly.JavaScript.ORDER_INCREMENT=3;Blockly.JavaScript.ORDER_DECREMENT=3;Blockly.JavaScript.ORDER_BITWISE_NOT=4.1;Blockly.JavaScript.ORDER_UNARY_PLUS=4.2;Blockly.JavaScript.ORDER_UNARY_NEGATION=4.3;Blockly.JavaScript.ORDER_LOGICAL_NOT=4.4;Blockly.JavaScript.ORDER_TYPEOF=4.5;Blockly.JavaScript.ORDER_VOID=4.6;Blockly.JavaScript.ORDER_DELETE=4.7;
 Blockly.JavaScript.ORDER_AWAIT=4.8;Blockly.JavaScript.ORDER_EXPONENTIATION=5;Blockly.JavaScript.ORDER_MULTIPLICATION=5.1;Blockly.JavaScript.ORDER_DIVISION=5.2;Blockly.JavaScript.ORDER_MODULUS=5.3;Blockly.JavaScript.ORDER_SUBTRACTION=6.1;Blockly.JavaScript.ORDER_ADDITION=6.2;Blockly.JavaScript.ORDER_BITWISE_SHIFT=7;Blockly.JavaScript.ORDER_RELATIONAL=8;Blockly.JavaScript.ORDER_IN=8;Blockly.JavaScript.ORDER_INSTANCEOF=8;Blockly.JavaScript.ORDER_EQUALITY=9;Blockly.JavaScript.ORDER_BITWISE_AND=10;
-Blockly.JavaScript.ORDER_BITWISE_XOR=11;Blockly.JavaScript.ORDER_BITWISE_OR=12;Blockly.JavaScript.ORDER_LOGICAL_AND=13;Blockly.JavaScript.ORDER_LOGICAL_OR=14;Blockly.JavaScript.ORDER_CONDITIONAL=15;Blockly.JavaScript.ORDER_ASSIGNMENT=16;Blockly.JavaScript.ORDER_YIELD=16.5;Blockly.JavaScript.ORDER_COMMA=17;Blockly.JavaScript.ORDER_NONE=99;
+Blockly.JavaScript.ORDER_BITWISE_XOR=11;Blockly.JavaScript.ORDER_BITWISE_OR=12;Blockly.JavaScript.ORDER_LOGICAL_AND=13;Blockly.JavaScript.ORDER_LOGICAL_OR=14;Blockly.JavaScript.ORDER_CONDITIONAL=15;Blockly.JavaScript.ORDER_ASSIGNMENT=16;Blockly.JavaScript.ORDER_YIELD=17;Blockly.JavaScript.ORDER_COMMA=18;Blockly.JavaScript.ORDER_NONE=99;
 Blockly.JavaScript.ORDER_OVERRIDES=[[Blockly.JavaScript.ORDER_FUNCTION_CALL,Blockly.JavaScript.ORDER_MEMBER],[Blockly.JavaScript.ORDER_FUNCTION_CALL,Blockly.JavaScript.ORDER_FUNCTION_CALL],[Blockly.JavaScript.ORDER_MEMBER,Blockly.JavaScript.ORDER_MEMBER],[Blockly.JavaScript.ORDER_MEMBER,Blockly.JavaScript.ORDER_FUNCTION_CALL],[Blockly.JavaScript.ORDER_LOGICAL_NOT,Blockly.JavaScript.ORDER_LOGICAL_NOT],[Blockly.JavaScript.ORDER_MULTIPLICATION,Blockly.JavaScript.ORDER_MULTIPLICATION],[Blockly.JavaScript.ORDER_ADDITION,
 Blockly.JavaScript.ORDER_ADDITION],[Blockly.JavaScript.ORDER_LOGICAL_AND,Blockly.JavaScript.ORDER_LOGICAL_AND],[Blockly.JavaScript.ORDER_LOGICAL_OR,Blockly.JavaScript.ORDER_LOGICAL_OR]];
 Blockly.JavaScript.init=function(a){Blockly.JavaScript.definitions_=Object.create(null);Blockly.JavaScript.functionNames_=Object.create(null);Blockly.JavaScript.variableDB_?Blockly.JavaScript.variableDB_.reset():Blockly.JavaScript.variableDB_=new Blockly.Names(Blockly.JavaScript.RESERVED_WORDS_);Blockly.JavaScript.variableDB_.setVariableMap(a.getVariableMap());for(var b=[],c=Blockly.Variables.allDeveloperVariables(a),d=0;d<c.length;d++)b.push(Blockly.JavaScript.variableDB_.getName(c[d],Blockly.Names.DEVELOPER_VARIABLE_TYPE));
diff --git a/local_build/local_build.sh b/local_build/local_build.sh
new file mode 100755
index 000000000..c5122036c
--- /dev/null
+++ b/local_build/local_build.sh
@@ -0,0 +1,68 @@
+#!/bin/bash
+
+# Locally build and compress the core Blockly files into a single JavaScript
+# file.
+#
+# Copyright 2018 Google Inc.
+# https://developers.google.com/blockly/
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Usage: local_build.sh.
+#
+# This script generates only local_blockly_compressed.js.  You may modify it as
+# needed to build other files.
+#
+# The compressed file is a concatenation of all of Blockly's core files, run
+# through a local copy of Google's Closure Compiler with simple optimizations
+# turned on.
+
+# Future work:
+# - Trim down Google's Apache licenses, to match the output of build.py.
+# - Generate other compressed files generated by build.py normally.
+# - Add a good error message if multiple versions of the closure compiler were
+#   found.
+
+# Find the Closure Compiler.
+if [ -f "$(npm root)/google-closure-compiler/compiler.jar" ]; then
+  COMPILER="$(npm root)/google-closure-compiler/compiler.jar"
+elif [ -f closure-compiler*.jar ]; then
+  COMPILER="closure-compiler*.jar"
+  # TODO: Check whether multiple files were found.
+else
+  echo "ERROR: Closure Compiler not found."
+  echo "Download from this URL, and place jar file in current directory."
+  echo "https://dl.google.com/closure-compiler/compiler-latest.zip"
+  exit 1
+fi
+
+echo Using $COMPILER as the compiler.
+rm local_blockly_compressed.js 2> /dev/null
+echo Compiling Blockly core...
+java -jar $COMPILER \
+  --js='../core/**.js' \
+  --js='../../closure-library/closure/goog/**.js' \
+  --js='../../closure-library/third_party/closure/goog/**.js' \
+  --generate_exports \
+  --warning_level='DEFAULT' \
+  --compilation_level SIMPLE_OPTIMIZATIONS \
+  --dependency_mode=STRICT \
+  --entry_point=Blockly \
+  --js_output_file local_blockly_compressed.js
+
+if [ -s local_blockly_compressed.js ]; then
+  echo Compilation OK.
+else
+  echo Compilation FAIL.
+  exit 1
+fi
diff --git a/lua_compressed.js b/lua_compressed.js
index aad60717c..155811bdb 100644
--- a/lua_compressed.js
+++ b/lua_compressed.js
@@ -38,9 +38,9 @@ parseFloat(c)<=parseFloat(d);e=Math.abs(parseFloat(e));g=(g?"":"-")+e}else a="",
 Blockly.Lua.controls_forEach=function(a){var b=Blockly.Lua.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.Lua.valueToCode(a,"LIST",Blockly.Lua.ORDER_NONE)||"{}";a=Blockly.Lua.statementToCode(a,"DO")||"\n";a=Blockly.Lua.addContinueLabel(a);return"for _, "+b+" in ipairs("+c+") do \n"+a+"end\n"};
 Blockly.Lua.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break\n";case "CONTINUE":return Blockly.Lua.CONTINUE_STATEMENT}throw"Unknown flow statement.";};Blockly.Lua.math={};Blockly.Lua.math_number=function(a){a=parseFloat(a.getFieldValue("NUM"));return[a,0>a?Blockly.Lua.ORDER_UNARY:Blockly.Lua.ORDER_ATOMIC]};
 Blockly.Lua.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.Lua.ORDER_ADDITIVE],MINUS:[" - ",Blockly.Lua.ORDER_ADDITIVE],MULTIPLY:[" * ",Blockly.Lua.ORDER_MULTIPLICATIVE],DIVIDE:[" / ",Blockly.Lua.ORDER_MULTIPLICATIVE],POWER:[" ^ ",Blockly.Lua.ORDER_EXPONENTIATION]}[a.getFieldValue("OP")],c=b[0];b=b[1];var d=Blockly.Lua.valueToCode(a,"A",b)||"0";a=Blockly.Lua.valueToCode(a,"B",b)||"0";return[d+c+a,b]};
-Blockly.Lua.math_single=function(a){var b=a.getFieldValue("OP");if("NEG"==b)return a=Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_UNARY)||"0",["-"+a,Blockly.Lua.ORDER_UNARY];a="SIN"==b||"COS"==b||"TAN"==b?Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_MULTIPLICATIVE)||"0":Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_NONE)||"0";switch(b){case "ABS":b="math.abs("+a+")";break;case "ROOT":b="math.sqrt("+a+")";break;case "LN":b="math.log("+a+")";break;case "LOG10":b="math.log10("+a+")";break;
-case "EXP":b="math.exp("+a+")";break;case "POW10":b="math.pow(10,"+a+")";break;case "ROUND":b="math.floor("+a+" + .5)";break;case "ROUNDUP":b="math.ceil("+a+")";break;case "ROUNDDOWN":b="math.floor("+a+")";break;case "SIN":b="math.sin(math.rad("+a+"))";break;case "COS":b="math.cos(math.rad("+a+"))";break;case "TAN":b="math.tan(math.rad("+a+"))";break;case "ASIN":b="math.deg(math.asin("+a+"))";break;case "ACOS":b="math.deg(math.acos("+a+"))";break;case "ATAN":b="math.deg(math.atan("+a+"))";break;default:throw"Unknown math operator: "+
-b;}return[b,Blockly.Lua.ORDER_HIGH]};Blockly.Lua.math_constant=function(a){return{PI:["math.pi",Blockly.Lua.ORDER_HIGH],E:["math.exp(1)",Blockly.Lua.ORDER_HIGH],GOLDEN_RATIO:["(1 + math.sqrt(5)) / 2",Blockly.Lua.ORDER_MULTIPLICATIVE],SQRT2:["math.sqrt(2)",Blockly.Lua.ORDER_HIGH],SQRT1_2:["math.sqrt(1 / 2)",Blockly.Lua.ORDER_HIGH],INFINITY:["math.huge",Blockly.Lua.ORDER_HIGH]}[a.getFieldValue("CONSTANT")]};
+Blockly.Lua.math_single=function(a){var b=a.getFieldValue("OP");if("NEG"==b)return a=Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_UNARY)||"0",["-"+a,Blockly.Lua.ORDER_UNARY];if("POW10"==b)return a=Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_EXPONENTIATION)||"0",["10 ^ "+a,Blockly.Lua.ORDER_EXPONENTIATION];a="ROUND"==b?Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_ADDITIVE)||"0":Blockly.Lua.valueToCode(a,"NUM",Blockly.Lua.ORDER_NONE)||"0";switch(b){case "ABS":b="math.abs("+a+")";break;
+case "ROOT":b="math.sqrt("+a+")";break;case "LN":b="math.log("+a+")";break;case "LOG10":b="math.log("+a+", 10)";break;case "EXP":b="math.exp("+a+")";break;case "ROUND":b="math.floor("+a+" + .5)";break;case "ROUNDUP":b="math.ceil("+a+")";break;case "ROUNDDOWN":b="math.floor("+a+")";break;case "SIN":b="math.sin(math.rad("+a+"))";break;case "COS":b="math.cos(math.rad("+a+"))";break;case "TAN":b="math.tan(math.rad("+a+"))";break;case "ASIN":b="math.deg(math.asin("+a+"))";break;case "ACOS":b="math.deg(math.acos("+
+a+"))";break;case "ATAN":b="math.deg(math.atan("+a+"))";break;default:throw"Unknown math operator: "+b;}return[b,Blockly.Lua.ORDER_HIGH]};Blockly.Lua.math_constant=function(a){return{PI:["math.pi",Blockly.Lua.ORDER_HIGH],E:["math.exp(1)",Blockly.Lua.ORDER_HIGH],GOLDEN_RATIO:["(1 + math.sqrt(5)) / 2",Blockly.Lua.ORDER_MULTIPLICATIVE],SQRT2:["math.sqrt(2)",Blockly.Lua.ORDER_HIGH],SQRT1_2:["math.sqrt(1 / 2)",Blockly.Lua.ORDER_HIGH],INFINITY:["math.huge",Blockly.Lua.ORDER_HIGH]}[a.getFieldValue("CONSTANT")]};
 Blockly.Lua.math_number_property=function(a){var b=Blockly.Lua.valueToCode(a,"NUMBER_TO_CHECK",Blockly.Lua.ORDER_MULTIPLICATIVE)||"0",c=a.getFieldValue("PROPERTY");if("PRIME"==c)return[Blockly.Lua.provideFunction_("math_isPrime",["function "+Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_+"(n)","  -- https://en.wikipedia.org/wiki/Primality_test#Naive_methods","  if n == 2 or n == 3 then","    return true","  end","  -- False if n is NaN, negative, is 1, or not whole.","  -- And false if n is divisible by 2 or 3.",
 "  if not(n > 1) or n % 1 ~= 0 or n % 2 == 0 or n % 3 == 0 then","    return false","  end","  -- Check all the numbers of form 6k +/- 1, up to sqrt(n).","  for x = 6, math.sqrt(n) + 1.5, 6 do","    if n % (x - 1) == 0 or n % (x + 1) == 0 then","      return false","    end","  end","  return true","end"])+"("+b+")",Blockly.Lua.ORDER_HIGH];switch(c){case "EVEN":var d=b+" % 2 == 0";break;case "ODD":d=b+" % 2 == 1";break;case "WHOLE":d=b+" % 1 == 0";break;case "POSITIVE":d=b+" > 0";break;case "NEGATIVE":d=
 b+" < 0";break;case "DIVISIBLE_BY":a=Blockly.Lua.valueToCode(a,"DIVISOR",Blockly.Lua.ORDER_MULTIPLICATIVE);if(!a||"0"==a)return["nil",Blockly.Lua.ORDER_ATOMIC];d=b+" % "+a+" == 0"}return[d,Blockly.Lua.ORDER_RELATIONAL]};Blockly.Lua.math_change=function(a){var b=Blockly.Lua.valueToCode(a,"DELTA",Blockly.Lua.ORDER_ADDITIVE)||"0";a=Blockly.Lua.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);return a+" = "+a+" + "+b+"\n"};Blockly.Lua.math_round=Blockly.Lua.math_single;
diff --git a/msg/js/be-tarask.js b/msg/js/be-tarask.js
index 27f6dee92..cc2a87b9f 100644
--- a/msg/js/be-tarask.js
+++ b/msg/js/be-tarask.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Вяртае косынус кута ў градусах.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Вяртае сынус кута ў градусах.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Вяртае тангэнс кута ў градусах.";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Стварыць зьменную колеру…";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Стварыць лікавую зьменную…";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Стварыць радковую зьменную…";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Стварыць зьменную…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Імя новай зьменнай:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Новы тып зьменнай:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "дазволіць зацьвярджэньне";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "з:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Надаць гэтай зьменнай значэньне ўстаўкі.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Зьменная з назвай «%1» ужо існуе.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Зьменная з назвай «%1» ужо існуе зь іншым тыпам «%2».";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Зьменная з назвай «%1» ужо існуе зь іншым тыпам: «%2».";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/br.js b/msg/js/br.js
index faf63e434..c95e028e8 100644
--- a/msg/js/br.js
+++ b/msg/js/br.js
@@ -7,7 +7,7 @@ goog.provide('Blockly.Msg.br');
 goog.require('Blockly.Msg');
 
 /** @export */ Blockly.Msg.ADD_COMMENT = "Ouzhpennañ un evezhiadenn";
-/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Ne ch'aller ket dilemel an argemm \"%1\" dre m'eo lod eus dielfennadur an arc'hwel \"%2\"";
+/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Ne ch'aller ket dilemel an argemmenn \"%1\" dre m'eo lod eus dielfennadur an arc'hwel \"%2\"";
 /** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "Kemmañ an dalvoudenn :";
 /** @export */ Blockly.Msg.CLEAN_UP = "Naetaat ar bloc'hoù";
 /** @export */ Blockly.Msg.COLLAPSE_ALL = "Bihanaat ar bloc'hoù";
@@ -59,7 +59,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL = "https://github.com/google/blockly/wiki/Loops#repeat";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL = "adober betek";
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE = "adober keit ha ma";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL = "Keit ha ma vez faos un dalvoudenn,seveniñ urzhioù zo neuze.";
+/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL = "Keit ha ma vez faos un dalvoudenn, seveniñ urzhioù zo neuze.";
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE = "Keit ha ma vez gwir un dalvoudenn, seveniñ urzhioù zo neuze.";
 /** @export */ Blockly.Msg.DELETE_ALL_BLOCKS = "Diverkañ an holl vloc'hoù %1 ?";
 /** @export */ Blockly.Msg.DELETE_BLOCK = "Dilemel ar bloc'h";
@@ -79,14 +79,14 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.IOS_OK = "Mat eo";
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Ouzhpennañ ur moned";
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Urzhioù aotreet";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "An arc'hwel-mañ en eus monedoù eiladet.";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "An arc'hwel-mañ en deus monedoù eiladet.";
 /** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "MONEDOÙ";
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Ouzhpennañ";
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Ouzhpennañ un argemm";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Ouzhpennañ un argemmenn";
 /** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Diverkañ";
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Ne c'hallit ket implijout un anv argemm goullo.";
+/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Ne c'hallit ket implijout un anv argemmenn c'houllo.";
 /** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Adenvel";
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Anv an argemenn";
+/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Anv an argemmenn";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "krouiñ ur roll goullo";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Distreiñ ul listenn, 0 a hirder, n'eus enrolladenn ebet enni";
@@ -115,7 +115,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM = "Lemel ha distreiñ a ra an elfenn dre zegouezh en ul listenn.";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST = "Lemel a ra an elfenn gentañ en ul listenn.";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM = "Lemel a ra an elfenn el lec'h meneget en ul listenn.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST = "Distreiñ a ra an elfenn diwezhañ en ul listenn.";
+/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST = "Lemel a ra an elfenn diwezhañ en ul listenn.";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM = "Lemel a ra un elfenn dre zegouezh en ul listenn.";
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END = "betek # adalek an dibenn";
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START = "da #";
@@ -207,7 +207,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER = "Distreiñ an niver kentañ lakaet dindan gallouter an eil niver.";
 /** @export */ Blockly.Msg.MATH_CHANGE_HELPURL = "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";
 /** @export */ Blockly.Msg.MATH_CHANGE_TITLE = "kemmañ %1 gant %2";
-/** @export */ Blockly.Msg.MATH_CHANGE_TOOLTIP = "Ouzhpennañ un niver d'an argemm '%1'.";
+/** @export */ Blockly.Msg.MATH_CHANGE_TOOLTIP = "Ouzhpennañ un niver d'an argemmenn '%1'.";
 /** @export */ Blockly.Msg.MATH_CONSTANT_HELPURL = "https://en.wikipedia.org/wiki/Mathematical_constant";
 /** @export */ Blockly.Msg.MATH_CONSTANT_TOOLTIP = "Distreiñ unan eus  digemmennoù red : π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (anvevenn).";
 /** @export */ Blockly.Msg.MATH_CONSTRAIN_HELPURL = "https://en.wikipedia.org/wiki/Clamping_(graphics)";  // untranslated
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Distreiñ kosinuz ur c'horn (ket e radianoù)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Distreiñ sinuz ur c'horn (ket e radianoù)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Distreiñ tangent ur c'horn (ket e radianoù).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_VARIABLE = "Krouiñ un argemm nevez...";
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Krouiñ un argemmenn liv...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Krouiñ un argemm niver...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Krouiñ un argemmenn chadenn...";
+/** @export */ Blockly.Msg.NEW_VARIABLE = "Krouiñ un argemmenn nevez...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Anv an argemmenn nevez :";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Doare nevez a argemm:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "aotren an disklêriadurioù";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "gant :";
@@ -396,8 +396,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "Krouiñ 'kaout %1'";
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Termenañ a ra argemm-mañ evit ma vo par da dalvoudenn ar moned.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Un argemm anvet '%1' zo anezhañ dija.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Un argemenn anvet '%1' zo c'hoazh evit un argemenn all eus ar seurt '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Un argemmenn anvet '%1' zo anezhi dija.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Un argemenn anvet '%1' zo c'hoazh evit un argemenn all eus ar seurt : '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/cs.js b/msg/js/cs.js
index 54d817194..fbb8f5541 100644
--- a/msg/js/cs.js
+++ b/msg/js/cs.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Vrátí kosinus úhlu ve stupních.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Vrátí sinus úhlu ve stupních.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Vrátí tangens úhlu ve stupních.";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_VARIABLE = "Nová proměnná...";
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Vytvořit barvu proměnné...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Vytvořit číselnou proměnnou...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Vytvořit řetězcovou proměnnou...";
+/** @export */ Blockly.Msg.NEW_VARIABLE = "Vytvořte proměnnou...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nový název proměnné:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Nový typ proměnné:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "povolit příkazy";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "s:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Nastaví tuto proměnnou, aby se rovnala vstupu.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "A variable named '%1' already exists.";  // untranslated
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another type: '%2'.";  // untranslated
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Proměnná pojmenovaná jako '%1' již existuje pro jiný typ: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/da.js b/msg/js/da.js
index 7f23cf6f4..16bdba473 100644
--- a/msg/js/da.js
+++ b/msg/js/da.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Returnere cosinus af en vinkel (i grader).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Returnere sinus af en vinkel (i grader).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Returnere tangens af en vinkel (i grader).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Opret farvevariabel ...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Opret nummervariabel ...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Opret strengvariabel ...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Opret variabel ...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Navn til den nye variabel:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Ny variabeltype:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "tillad erklæringer";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "med:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Sætter denne variabel til at være lig med input.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "En variabel med navnet »%1« findes allerede.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "En variabel med navnet »%1« findes allerede for en anden variabel af typen »%2«.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "En variabel med navnet »%1« findes allerede for en anden type: »%2«.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/de.js b/msg/js/de.js
index f647d317c..b40dedbee 100644
--- a/msg/js/de.js
+++ b/msg/js/de.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Ist der Kosinus des Winkels.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Ist der Sinus des Winkels.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Ist der Tangens des Winkels.";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Farbvariable erstellen …";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Zahlenvariable erstellen …";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Zeichenfolgenvariable erstellen …";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Variable erstellen …";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Name der neuen Variable:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Neuer Variablentyp:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = ".";
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "Anweisungen erlauben";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "mit:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://de.wikipedia.org/wiki/Variable_%28Programmierung%29";
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Setzt den Wert einer Variable.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Eine Variable namens „%1“ ist bereits vorhanden.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Eine Variable namens „%1“ ist bereits für eine andere Variable des Typs „%2“ vorhanden.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Eine Variable namens „%1“ ist bereits für einen anderen Typ vorhanden: „%2“.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/el.js b/msg/js/el.js
index bc6e47714..046e83350 100644
--- a/msg/js/el.js
+++ b/msg/js/el.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Επιστρέφει το συνημίτονο ενός βαθμού (όχι ακτινίου).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Επιστρέφει το ημίτονο ενός βαθμού (όχι ακτινίου).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Επιστρέφει την εφαπτομένη ενός βαθμού (όχι ακτινίου).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Δημιουργία μεταβλητής χρώματος...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Δημιουργία μεταβλητής αριθμού...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Δημιουργία μεταβλητή συμβολοσειράς...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Δημιουργείστε μεταβλητή";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Νέο όνομα μεταβλητής:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Νέος τύπος μεταβλητής:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "να επιτρέπονται οι δηλώσεις";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "με:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Ορίζει αυτή τη μεταβλητή να είναι ίση με την είσοδο.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Η μεταβλητή με το όνομα \"%1\" υπάρχει ήδη";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Μια μεταβλητή με όνομα '%1' υπάρχει πάντα για μια άλλη μεταβλητή τύπου '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Μια μεταβλητή με όνομα '%1' υπάρχει πάντα για έναν άλλο τύπο: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/es.js b/msg/js/es.js
index 6d2117864..90fe7aa33 100644
--- a/msg/js/es.js
+++ b/msg/js/es.js
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Establece esta variable para que sea igual a la entrada.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Ya existe una variable llamada \"%1\".";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Ya existe una variable nombrada \"%1\" para otra variable del tipo \"%2\".";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Ya existe una variable nombrada '%1' para otra variable del tipo: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/et.js b/msg/js/et.js
index 61b57069c..efb0e1646 100644
--- a/msg/js/et.js
+++ b/msg/js/et.js
@@ -83,10 +83,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Add";  // untranslated
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Delete";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "You can't use an empty variable name.";  // untranslated
+/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Kustuta";
+/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Tühja muutuja nime ei saa kasutada.";
 /** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Rename";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Variable name";  // untranslated
+/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Muutuja nimi";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "tühi loend";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Tagastab loendi, mille pikkus on 0 ja milles pole ühtegi elementi.";
@@ -337,7 +337,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_CHARAT_TOOLTIP = "Tagastab tekstis määratud asukohal oleva sümboli.";
 /** @export */ Blockly.Msg.TEXT_COUNT_HELPURL = "https://github.com/google/blockly/wiki/Text#counting-substrings";  // untranslated
 /** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "count %1 in %2";  // untranslated
-/** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Count how many times some text occurs within some other text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Loenda, mitu korda mingi tekst esineb teise teksti sees.";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Objekti lisamine tekstile.";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "ühenda";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Tekstiploki muutmine sektsioonide lisamise, eemaldamise või järjestuse muutmisega.";
diff --git a/msg/js/eu.js b/msg/js/eu.js
index dc0b41402..1b5451910 100644
--- a/msg/js/eu.js
+++ b/msg/js/eu.js
@@ -28,7 +28,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.COLOUR_RGB_HELPURL = "http://www.december.com/html/spec/colorper.html";  // untranslated
 /** @export */ Blockly.Msg.COLOUR_RGB_RED = "gorria";
 /** @export */ Blockly.Msg.COLOUR_RGB_TITLE = "colour with";
-/** @export */ Blockly.Msg.COLOUR_RGB_TOOLTIP = " Sortu kolorea zehaztutako gorriz, berdearekin eta urdinekin. Balio guztiak 0 eta 100 artean egon behar dira.";
+/** @export */ Blockly.Msg.COLOUR_RGB_TOOLTIP = "Sortu kolorea zehaztutako gorriz, berdearekin eta urdinekin. Balio guztiak 0 eta 100 artean egon behar dira.";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "begizta eten";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "jarraitu hurrengo begizta iterazioarekin";
diff --git a/msg/js/fa.js b/msg/js/fa.js
index dc504f7f2..4d653fc99 100644
--- a/msg/js/fa.js
+++ b/msg/js/fa.js
@@ -148,7 +148,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "به عنوان";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "درج در";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_SET = "مجموعه";
+/** @export */ Blockly.Msg.LISTS_SET_INDEX_SET = "اعمال";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST = "موردی به ته فهرست اضافه می‌کند.";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM = "موردی در موقعیت مشخص‌شده در یک فهرست اضافه می‌کند.";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST = "موردی به ته فهرست الحاق می‌کند.";
@@ -223,7 +223,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_IS_TOOLTIP = "بررسی می‌کند که آیا یک عدد زوج، فرد، اول، کامل، مثبت، منفی یا بخش‌پذیر عدد خاصی باشد را بررسی می‌کند. درست یا نادرست باز می‌گرداند.";
 /** @export */ Blockly.Msg.MATH_IS_WHOLE = "کامل است";
 /** @export */ Blockly.Msg.MATH_MODULO_HELPURL = "https://fa.wikipedia.org/wiki/%D8%B9%D9%85%D9%84%DB%8C%D8%A7%D8%AA_%D9%BE%DB%8C%D9%85%D8%A7%D9%86%D9%87";
-/** @export */ Blockly.Msg.MATH_MODULO_TITLE = "باقی‌ماندهٔ %1 + %2";
+/** @export */ Blockly.Msg.MATH_MODULO_TITLE = "باقی‌ماندهٔ %1 ÷ %2";
 /** @export */ Blockly.Msg.MATH_MODULO_TOOLTIP = "باقی‌ماندهٔ تقسیم دو عدد را بر می‌گرداند.";
 /** @export */ Blockly.Msg.MATH_MULTIPLICATION_SYMBOL = "×";  // untranslated
 /** @export */ Blockly.Msg.MATH_NUMBER_HELPURL = "https://fa.wikipedia.org/wiki/%D8%B9%D8%AF%D8%AF";
diff --git a/msg/js/fi.js b/msg/js/fi.js
index 00200bfbc..d6786c508 100644
--- a/msg/js/fi.js
+++ b/msg/js/fi.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Palauttaa asteluvun (ei radiaanin) kosinin.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Palauttaa asteluvun (ei radiaanin) sinin.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Palauttaa asteluvun (ei radiaanin) tangentin.";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Luo värimuuttuja...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Luo numeromuuttuja...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Luo merkkijonomuuttuja...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Luo muuttuja...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Uuden muuttujan nimi:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Uuden muuttujan tyyppi:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "salli kommentit";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "parametrit:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Asettaa muutujan arvoksi annetun syötteen.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Muuttuja nimeltään '%1' jo olemassa.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Muuttuja nimeltä '%1' on jo olemassa toiselle muuttujalle tyypiltään '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Muuttuja nimeltä '%1' on jo olemassa toiselle tyypille: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/fr.js b/msg/js/fr.js
index a1c7b6c49..f5e681a34 100644
--- a/msg/js/fr.js
+++ b/msg/js/fr.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Renvoie le cosinus d’un angle en degrés (pas en radians).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Renvoie le sinus d’un angle en degrés (pas en radians).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Renvoie la tangente d’un angle en degrés (pas en radians).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Créer une variable couleur…";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Créer une variable nombre…";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Créer une variable chaîne…";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Créer une variable...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Le nom de la nouvelle variable :";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Nouveau type de variable :";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "autoriser les ordres";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "avec :";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Fixe cette variable pour qu’elle soit égale à la valeur de l’entrée.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Une variable appelée '%1' existe déjà.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Une variable nommée '%1' existe déjà pour une autre variable de type '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Une variable nommée '%1' existe déjà pour un autre type : '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/he.js b/msg/js/he.js
index 5e4424135..b8cae62c9 100644
--- a/msg/js/he.js
+++ b/msg/js/he.js
@@ -7,7 +7,7 @@ goog.provide('Blockly.Msg.he');
 goog.require('Blockly.Msg');
 
 /** @export */ Blockly.Msg.ADD_COMMENT = "הוסף תגובה";
-/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";  // untranslated
+/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "אי אפשר למחוק את המשתנה \"%1\", מכיוון שהגדרת הפונקציה \"%2\" משתמשת בו.";
 /** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "שנה ערך:";
 /** @export */ Blockly.Msg.CLEAN_UP = "סידור בלוקים";
 /** @export */ Blockly.Msg.COLLAPSE_ALL = "צמצם קטעי קוד";
@@ -74,19 +74,19 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.EXTERNAL_INPUTS = "קלטים חיצוניים";
 /** @export */ Blockly.Msg.HELP = "עזרה";
 /** @export */ Blockly.Msg.INLINE_INPUTS = "קלטים פנימיים";
-/** @export */ Blockly.Msg.IOS_CANCEL = "Cancel";  // untranslated
-/** @export */ Blockly.Msg.IOS_ERROR = "Error";  // untranslated
-/** @export */ Blockly.Msg.IOS_OK = "OK";  // untranslated
+/** @export */ Blockly.Msg.IOS_CANCEL = "ביטול";
+/** @export */ Blockly.Msg.IOS_ERROR = "שגיאה";
+/** @export */ Blockly.Msg.IOS_OK = "אישור";
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Add";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Delete";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "You can't use an empty variable name.";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Rename";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Variable name";  // untranslated
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "הוספה";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ הוספת משתנה";
+/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "מחיקה";
+/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "לא ניתן להזין שם ריק למשתנה.";
+/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "שינוי שם";
+/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "שם המשתנה";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "צור רשימה ריקה";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "החזר רשימה,באורך 0, המכילה רשומות נתונים";
@@ -173,7 +173,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "with delimiter";  // untranslated
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_FALSE = "שגוי";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";  // untranslated
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "תחזיר אם נכון או אם שגוי.";
+/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "מחזיר או האם נכון או האם שגוי.";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_TRUE = "נכון";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";  // untranslated
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ = "תחזיר נכון אם שני הקלטים שווים אחד לשני.";
@@ -243,14 +243,14 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MIN = "תחזיר את המספר הקטן ביותר ברשימה.";
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MODE = "החזרת רשימה של הפריטים הנפוצים ביותר ברשימה";
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_RANDOM = "תחזיר רכיב אקראי מרשימה.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV = "Return the standard deviation of the list.";  // untranslated
+/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV = "מחזיר את סטיית התקן של הרשימה.";
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_SUM = "החזרת הסכום של המספרים ברשימה.";
 /** @export */ Blockly.Msg.MATH_POWER_SYMBOL = "^";
 /** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";  // untranslated
 /** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM = "שבר אקראי";
 /** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP = "Return a random fraction between 0.0 (inclusive) and 1.0 (exclusive).";  // untranslated
 /** @export */ Blockly.Msg.MATH_RANDOM_INT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";  // untranslated
-/** @export */ Blockly.Msg.MATH_RANDOM_INT_TITLE = "random integer from %1 to %2";  // untranslated
+/** @export */ Blockly.Msg.MATH_RANDOM_INT_TITLE = "מספר שלם אקראי בין %1 ל-%2 (כולל)";
 /** @export */ Blockly.Msg.MATH_RANDOM_INT_TOOLTIP = "Return a random integer between the two specified limits, inclusive.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ROUND_HELPURL = "https://he.wikipedia.org/wiki/עיגול_(אריתמטיקה)";
 /** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUND = "עיגול";
@@ -286,7 +286,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
 /** @export */ Blockly.Msg.NEW_VARIABLE = "משתנה חדש...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "שם המשתנה החדש:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "סוג המשתנה החדש:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "לאפשר פעולות";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "עם:";
@@ -357,14 +357,14 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_INDEXOF_TITLE = "in text %1 %2 %3";  // untranslated
 /** @export */ Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "מחזירה את האינדקס של המופע הראשון/האחרון בטקסט הראשון לתוך הטקסט השני. מחזירה %1 אם הטקסט אינו נמצא.";
 /** @export */ Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 is empty";  // untranslated
+/** @export */ Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 הוא ריק";
 /** @export */ Blockly.Msg.TEXT_ISEMPTY_TOOLTIP = "Returns true if the provided text is empty.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_JOIN_HELPURL = "https://github.com/google/blockly/wiki/Text#text-creation";  // untranslated
 /** @export */ Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "יצירת טקסט עם";
 /** @export */ Blockly.Msg.TEXT_JOIN_TOOLTIP = "Create a piece of text by joining together any number of items.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";  // untranslated
-/** @export */ Blockly.Msg.TEXT_LENGTH_TITLE = "length of %1";  // untranslated
-/** @export */ Blockly.Msg.TEXT_LENGTH_TOOLTIP = "Returns the number of letters (including spaces) in the provided text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_LENGTH_TITLE = "אורכו של %1";
+/** @export */ Blockly.Msg.TEXT_LENGTH_TOOLTIP = "מחזיר את מספר התווים (אותיות, רווחים וכו') בטקסט שהוזן.";
 /** @export */ Blockly.Msg.TEXT_PRINT_HELPURL = "https://github.com/google/blockly/wiki/Text#printing-text";  // untranslated
 /** @export */ Blockly.Msg.TEXT_PRINT_TITLE = "הדפס %1";
 /** @export */ Blockly.Msg.TEXT_PRINT_TOOLTIP = "להדפיס טקסט, מספר או ערך אחר שצוין";
@@ -396,8 +396,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "ליצור 'קרא %1'";
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "מגדיר משתנה זה להיות שווה לקלט.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "A variable named '%1' already exists.";  // untranslated
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another type: '%2'.";  // untranslated
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "קיים כבר משתנה בשם \"%1\".";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "קיים כבר משתנה בשם \"%1\" מסוג אחר: \"%2\"";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/hi.js b/msg/js/hi.js
index 457437dec..ffc74a5d7 100644
--- a/msg/js/hi.js
+++ b/msg/js/hi.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "डिग्री का कोसाइन रिटर्न करें (रेडियन नही)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "डिग्री का साइन रिटर्न करें (रेडियन नही)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "डिग्री का टैन्जन्ट रिटर्न करें (रेडियन नही)";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "रंग चर बनाएँ...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "संख्या चर बनायें...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "लड़ी चर बनायें...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "चर बनाएँ...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "नए चर का नाम:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "नए चर का नाम:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "बयानों की अनुमति दें";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = ": के साथ";
diff --git a/msg/js/it.js b/msg/js/it.js
index e5acd2dcf..ed939aa1a 100644
--- a/msg/js/it.js
+++ b/msg/js/it.js
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Imposta questa variabile ad essere pari all'input.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Una variabile denominata '%1' esiste già.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Una variabile nominata \"%1\" esiste già per un'altra variabile del tipo \"%2\".";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Una variabile nominata '%1' esiste già per un'altro tipo: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/ja.js b/msg/js/ja.js
index b831828f5..5c6a68d1f 100644
--- a/msg/js/ja.js
+++ b/msg/js/ja.js
@@ -7,7 +7,7 @@ goog.provide('Blockly.Msg.ja');
 goog.require('Blockly.Msg');
 
 /** @export */ Blockly.Msg.ADD_COMMENT = "コメントを追加";
-/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";  // untranslated
+/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "変数 '%1' は関数 '%2' の定義の一部であるため、削除できません";
 /** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "値を変える：";
 /** @export */ Blockly.Msg.CLEAN_UP = "ブロックを整理する";
 /** @export */ Blockly.Msg.COLLAPSE_ALL = "ブロックを折りたたむ";
@@ -27,10 +27,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.COLOUR_RGB_GREEN = "緑";
 /** @export */ Blockly.Msg.COLOUR_RGB_HELPURL = "http://www.december.com/html/spec/colorper.html";
 /** @export */ Blockly.Msg.COLOUR_RGB_RED = "赤";
-/** @export */ Blockly.Msg.COLOUR_RGB_TITLE = "色づけ";
+/** @export */ Blockly.Msg.COLOUR_RGB_TITLE = "色：";
 /** @export */ Blockly.Msg.COLOUR_RGB_TOOLTIP = "赤、緑、および青の指定された量で色を作成します。すべての値は 0 ～ 100 の間でなければなりません。";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "ループから抜け出します";
+/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "ループから抜け出す";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "ループの次の反復処理を続行します";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK = "入っているループから抜け出します。";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE = "このループの残りの部分をスキップして、ループの繰り返しを続けます。";
@@ -39,22 +39,22 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.CONTROLS_FOREACH_TITLE = "リスト%2の各項目%1について";
 /** @export */ Blockly.Msg.CONTROLS_FOREACH_TOOLTIP = "リストの各項目について、その項目を変数'%1'として、いくつかのステートメントを実行します。";
 /** @export */ Blockly.Msg.CONTROLS_FOR_HELPURL = "https://github.com/google/blockly/wiki/Loops#count-with";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_FOR_TITLE = "カウントする（ 変数： %1 範囲： %2 ～ %3 間隔： %4 ）";
+/** @export */ Blockly.Msg.CONTROLS_FOR_TITLE = "%1 を %2 から %3 まで %4 ずつカウントする";
 /** @export */ Blockly.Msg.CONTROLS_FOR_TOOLTIP = "変数 '%1' が開始番号から終了番号まで指定した間隔での値をとって、指定したブロックを実行する。";
 /** @export */ Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP = "「もしも」のブロックに条件を追加します。";
 /** @export */ Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP = "Ifブロックに、すべてをキャッチする条件を追加。";
 /** @export */ Blockly.Msg.CONTROLS_IF_HELPURL = "https://github.com/google/blockly/wiki/IfElse";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TOOLTIP = "追加、削除、またはセクションを順序変更して、ブロックをこれを再構成します。";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSE = "他";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSEIF = "他でもしも";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_IF = "もしも";
+/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSE = "そうでなければ";
+/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSEIF = "そうでなくもし";
+/** @export */ Blockly.Msg.CONTROLS_IF_MSG_IF = "もし";
 /** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_1 = "値が true の場合、ステートメントを実行します。";
 /** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_2 = "値が true 場合は、ステートメントの最初のブロックを行います。それ以外の場合は、ステートメントの 2 番目のブロックを行います。";
 /** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_3 = "最初の値が true 場合は、ステートメントの最初のブロックを行います。それ以外の場合は、2 番目の値が true の場合、ステートメントの 2 番目のブロックをします。";
 /** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_4 = "最初の値が true 場合は、ステートメントの最初のブロックを行います。2 番目の値が true の場合は、ステートメントの 2 番目のブロックを行います。それ以外の場合は最後のブロックのステートメントを行います。";
 /** @export */ Blockly.Msg.CONTROLS_REPEAT_HELPURL = "https://ja.wikipedia.org/wiki/for文";
 /** @export */ Blockly.Msg.CONTROLS_REPEAT_INPUT_DO = "実行";
-/** @export */ Blockly.Msg.CONTROLS_REPEAT_TITLE = "%1 回繰り返します";
+/** @export */ Blockly.Msg.CONTROLS_REPEAT_TITLE = "%1 回繰り返す";
 /** @export */ Blockly.Msg.CONTROLS_REPEAT_TOOLTIP = "いくつかのステートメントを数回実行します。";
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL = "https://github.com/google/blockly/wiki/Loops#repeat";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL = "繰り返す：終わる条件";
@@ -77,12 +77,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.IOS_CANCEL = "キャンセル";
 /** @export */ Blockly.Msg.IOS_ERROR = "エラー";
 /** @export */ Blockly.Msg.IOS_OK = "OK";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+　入力を追加";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "ステートメントを許可";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "この関数には重複する入力があります。";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "入力";
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "追加";
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";  // untranslated
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ 変数を追加";
 /** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "削除";
 /** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "空の変数名は使用できません。";
 /** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "名前を変更";
@@ -97,10 +97,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP = "リストに項目を追加。";
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP = "項目数が不定のリストを作成。";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_FIRST = "最初";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_END = "後ろから #";
+/** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_END = "位置：後ろから";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_START = "#";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_GET = "取得";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE = "取得と削除";
+/** @export */ Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE = "取得して削除";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_LAST = "最後";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_RANDOM = "ランダム";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_REMOVE = "削除";
@@ -117,9 +117,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM = "リスト内の指定された項目を削除します。";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST = "リスト内の最後の項目を削除します。";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM = "リスト内にあるアイテムをランダムに削除します。";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END = "最後から＃へ";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START = "＃へ";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_LAST = "最後へ";
+/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END = "終了位置：後ろから";
+/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START = "終了位置：";
+/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_LAST = "最後まで";
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-a-sublist";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST = "最初からサブリストを取得する。";
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END = "端から #のサブリストを取得します。";
@@ -128,11 +128,11 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP = "リストの指定された部分のコピーを作成してくださ。";
 /** @export */ Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP = "%1 は、最後の項目です。";
 /** @export */ Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP = "%1 は、最初の項目です。";
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_FIRST = "最初に見つかった項目を検索します。";
+/** @export */ Blockly.Msg.LISTS_INDEX_OF_FIRST = "で以下のアイテムの最初の出現箇所を検索：";
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";  // untranslated
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_LAST = "最後に見つかったアイテムを見つける";
+/** @export */ Blockly.Msg.LISTS_INDEX_OF_LAST = "で以下のテキストの最後の出現箇所を検索：";
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_TOOLTIP = "リスト項目の最初/最後に出現するインデックス位置を返します。項目が見つからない場合は %1 を返します。";
-/** @export */ Blockly.Msg.LISTS_INLIST = "リストで";
+/** @export */ Blockly.Msg.LISTS_INLIST = "リスト";
 /** @export */ Blockly.Msg.LISTS_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#is-empty";  // untranslated
 /** @export */ Blockly.Msg.LISTS_ISEMPTY_TITLE = "%1が空";
 /** @export */ Blockly.Msg.LISTS_ISEMPTY_TOOLTIP = "リストが空の場合は、true を返します。";
@@ -146,7 +146,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "%1を逆順に";
 /** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "リストのコピーを逆順にする。";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";  // untranslated
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "として";
+/** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "値：";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "挿入位置：";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_SET = "セット";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST = "リストの先頭に項目を挿入します。";
@@ -160,7 +160,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SORT_HELPURL = "https://github.com/google/blockly/wiki/Lists#sorting-a-list";
 /** @export */ Blockly.Msg.LISTS_SORT_ORDER_ASCENDING = "昇順";
 /** @export */ Blockly.Msg.LISTS_SORT_ORDER_DESCENDING = "降順";
-/** @export */ Blockly.Msg.LISTS_SORT_TITLE = "並べ替え（タイプ：%1、順番：%2、項目のリスト：%3）";
+/** @export */ Blockly.Msg.LISTS_SORT_TITLE = "%1 ( %2 ) に %3 を並び替える";
 /** @export */ Blockly.Msg.LISTS_SORT_TOOLTIP = "リストのコピーを並べ替え";
 /** @export */ Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE = "アルファベット順（大文字・小文字の区別無し）";
 /** @export */ Blockly.Msg.LISTS_SORT_TYPE_NUMERIC = "数値順";
@@ -173,14 +173,14 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "区切り記号";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_FALSE = "false";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";  // untranslated
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "True または false を返します。";
+/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "true または false を返します。";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_TRUE = "true";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://ja.wikipedia.org/wiki/不等式";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ = "もし両方がお互いに等しく入力した場合は true を返します。";
+/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ = "両方の入力が互いに等しい場合に true を返します。";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GT = "最初の入力が 2 番目の入力よりも大きい場合は true を返します。";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE = "もし入力がふたつめの入よりも大きかったらtrueをり返します。";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT = "最初の入力が 2 番目の入力よりも小さいい場合は true を返します。";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE = "もし、最初の入力が二つ目入力より少ないか、おなじであったらTRUEをかえしてください";
+/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE = "最初の入力が 2 番目の入力以上の場合に true を返します。";
+/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT = "最初の入力が 2 番目の入力よりも小さい場合は true を返します。";
+/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE = "最初の入力が 2 番目の入力以下の場合に true を返します。";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_NEQ = "両方の入力が互いに等しくない場合に true を返します。";
 /** @export */ Blockly.Msg.LOGIC_NEGATE_HELPURL = "https://ja.wikipedia.org/wiki/否定";
 /** @export */ Blockly.Msg.LOGIC_NEGATE_TITLE = "%1ではない";
@@ -206,12 +206,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY = "2 つの数の積を返します。";
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER = "最初の数を2 番目の値で累乗した結果を返します。";
 /** @export */ Blockly.Msg.MATH_CHANGE_HELPURL = "https://ja.wikipedia.org/wiki/加法";
-/** @export */ Blockly.Msg.MATH_CHANGE_TITLE = "変更 %1 に %2";
+/** @export */ Blockly.Msg.MATH_CHANGE_TITLE = "%1 を %2 増やす";
 /** @export */ Blockly.Msg.MATH_CHANGE_TOOLTIP = "変数'%1'に数をたす。";
 /** @export */ Blockly.Msg.MATH_CONSTANT_HELPURL = "https://ja.wikipedia.org/wiki/数学定数";
 /** @export */ Blockly.Msg.MATH_CONSTANT_TOOLTIP = "いずれかの共通の定数のを返す: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (無限).";
 /** @export */ Blockly.Msg.MATH_CONSTRAIN_HELPURL = "https://en.wikipedia.org/wiki/Clamping_(graphics)";  // untranslated
-/** @export */ Blockly.Msg.MATH_CONSTRAIN_TITLE = "%1の下限を%2に上限を%3に制限";
+/** @export */ Blockly.Msg.MATH_CONSTRAIN_TITLE = "%1 を %2 以上 %3 以下の範囲に制限";
 /** @export */ Blockly.Msg.MATH_CONSTRAIN_TOOLTIP = "指定した上限と下限の間に値を制限する（上限と下限の値を含む）。";
 /** @export */ Blockly.Msg.MATH_DIVISION_SYMBOL = "÷";
 /** @export */ Blockly.Msg.MATH_IS_DIVISIBLE_BY = "は以下で割りきれる：";
@@ -233,7 +233,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MAX = "リストの最大値";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MEDIAN = "リストの中央値";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MIN = "リストの最小値";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MODE = "一覧モード";
+/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MODE = "リストの最頻値";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM = "リストからランダムに選ばれた項目";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV = "リストの標準偏差";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_SUM = "リストの合計";
@@ -281,26 +281,26 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "（ラジアンではなく）度数の余弦（cosin）を返す。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "（ラジアンではなく）度数の正弦（sin）を返す。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "（ラジアンではなく）度数の正接（tan）を返す。";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "色の変数を作る...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "数の変数を作る...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "文字列の変数を作る...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "変数の作成…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "新しい変数の名前：";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "新しい変数の型:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "ステートメントを許可";
-/** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "対象：";
+/** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "引数：";
 /** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://ja.wikipedia.org/wiki/サブルーチン";
 /** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "ユーザー定義関数 '%1' を実行します。";
 /** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://ja.wikipedia.org/wiki/サブルーチン";
 /** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "ユーザー定義関数 '%1' を実行し、その出力を使用します。";
-/** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "対象：";
+/** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "引数：";
 /** @export */ Blockly.Msg.PROCEDURES_CREATE_DO = "'%1' を作成";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT = "この関数の説明…";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_DO = "";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL = "https://ja.wikipedia.org/wiki/サブルーチン";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE = "何かしてください";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE = "宛先";
+/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE = "何かする";
+/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE = "関数";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP = "出力なしの関数を作成します。";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL = "https://ja.wikipedia.org/wiki/サブルーチン";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_RETURN = "返す";
@@ -324,16 +324,16 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_HELPURL = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE = "小文字に";
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "タイトル ケースに";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "大文字に変換する";
+/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "大文字に";
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_TOOLTIP = "別のケースに、テキストのコピーを返します。";
 /** @export */ Blockly.Msg.TEXT_CHARAT_FIRST = "最初の文字を得る";
-/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_END = "一番最後の言葉、キャラクターを所得";
-/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_START = "で、文字# を取得";
+/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_END = "の、後ろから以下の数字番目の文字：";
+/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_START = "の、以下の数字番目の文字：";
 /** @export */ Blockly.Msg.TEXT_CHARAT_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-text";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CHARAT_LAST = "最後の文字を得る";
 /** @export */ Blockly.Msg.TEXT_CHARAT_RANDOM = "ランダムな文字を得る";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TAIL = "";
-/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "in text %1 %2";  // untranslated
+/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "テキスト %1 %2";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TOOLTIP = "指定された位置に文字を返します。";
 /** @export */ Blockly.Msg.TEXT_COUNT_HELPURL = "https://github.com/google/blockly/wiki/Text#counting-substrings";
 /** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "%2に含まれる%1の数を数える";
@@ -341,19 +341,19 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "テキストへ項目を追加。";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "結合";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "セクションを追加、削除、または順序変更して、ブロックを再構成。";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "文字列の＃ 終わりからの＃";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START = "# の文字";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "終了位置：後ろから";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START = "終了位置：";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST = "最後のの文字";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT = "テキストで";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST = "部分文字列を取得する。";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END = "部分文字列を取得する #端から得る";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START = "文字列からの部分文字列を取得 ＃";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT = "テキスト";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST = "の部分文字列を取得；最初から";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END = "の部分文字列を取得；開始位置：後ろから";
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START = "の部分文字列を取得；開始位置：";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_TAIL = "";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP = "テキストの指定部分を返します。";
 /** @export */ Blockly.Msg.TEXT_INDEXOF_HELPURL = "https://github.com/google/blockly/wiki/Text#finding-text";  // untranslated
 /** @export */ Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST = "で以下のテキストの最初の出現箇所を検索：";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "テキストの最後の出現箇所を検索";
+/** @export */ Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "で以下のテキストの最後の出現箇所を検索：";
 /** @export */ Blockly.Msg.TEXT_INDEXOF_TITLE = "テキスト %1 %2 %3";
 /** @export */ Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "二番目のテキストの中で一番目のテキストが最初／最後に出現したインデックスを返す。テキストが見つからない場合は%1を返す。";
 /** @export */ Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";  // untranslated
@@ -366,7 +366,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_LENGTH_TITLE = "%1の長さ";
 /** @export */ Blockly.Msg.TEXT_LENGTH_TOOLTIP = "与えられたテキストの(スペースを含む)文字数を返す。";
 /** @export */ Blockly.Msg.TEXT_PRINT_HELPURL = "https://github.com/google/blockly/wiki/Text#printing-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_PRINT_TITLE = "%1 を印刷します。";
+/** @export */ Blockly.Msg.TEXT_PRINT_TITLE = "%1 を表示";
 /** @export */ Blockly.Msg.TEXT_PRINT_TOOLTIP = "指定したテキスト、番号または他の値を印刷します。";
 /** @export */ Blockly.Msg.TEXT_PROMPT_HELPURL = "https://github.com/google/blockly/wiki/Text#getting-input-from-the-user";  // untranslated
 /** @export */ Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER = "ユーザーに数値のインプットを求める。";
@@ -392,12 +392,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_GET_CREATE_SET = "'セット%1を作成します。";
 /** @export */ Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_GET_TOOLTIP = "この変数の値を返します。";
-/** @export */ Blockly.Msg.VARIABLES_SET = "セット %1 宛先 %2";
+/** @export */ Blockly.Msg.VARIABLES_SET = "%1 に %2 をセット";
 /** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "'%1 を取得' を作成します。";
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "この入力を変数と等しくなるように設定します。";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "変数名 '%1' は既に存在しています。";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another type: '%2'.";  // untranslated
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "'%2' 型の '%1' という名前の変数が既に存在します。";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/ko.js b/msg/js/ko.js
index a24c43d96..7bfa22d50 100644
--- a/msg/js/ko.js
+++ b/msg/js/ko.js
@@ -6,7 +6,7 @@ goog.provide('Blockly.Msg.ko');
 
 goog.require('Blockly.Msg');
 
-/** @export */ Blockly.Msg.ADD_COMMENT = "메모 추가";
+/** @export */ Blockly.Msg.ADD_COMMENT = "주석 추가";
 /** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "'%2' 함수 정의의 일부이기 때문에 '%1' 변수를 삭제할 수 없습니다";
 /** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "값 바꾸기:";
 /** @export */ Blockly.Msg.CLEAN_UP = "블록 정리";
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "각도의 코사인을 반환합니다. (라디안 아님)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "각도의 사인을 반환합니다. (라디안 아님)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "각도의 탄젠트를 반환합니다. (라디안 아님)";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "색 변수 만들기...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "숫자 변수 만들기....";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "문자열 변수 만들기...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "변수 만들기...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "새 변수 이름:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "새 변수 유형:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "서술 허가";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "사용:";
@@ -315,7 +315,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "매개 변수들";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "이 함수를 추가, 삭제, 혹은 재정렬합니다.";
 /** @export */ Blockly.Msg.REDO = "다시 실행";
-/** @export */ Blockly.Msg.REMOVE_COMMENT = "내용 제거";
+/** @export */ Blockly.Msg.REMOVE_COMMENT = "주석 제거";
 /** @export */ Blockly.Msg.RENAME_VARIABLE = "변수 이름 바꾸기:";
 /** @export */ Blockly.Msg.RENAME_VARIABLE_TITLE = "'%1' 변수 이름을 바꾸기:";
 /** @export */ Blockly.Msg.TEXT_APPEND_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://ko.wikipedia.org/wiki/%EB%B3%80%EC%88%98_(%EC%BB%B4%ED%93%A8%ED%84%B0_%EA%B3%BC%ED%95%99)";
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "변수의 값을 입력한 값으로 변경해 줍니다.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "'%1' 변수는 이미 존재합니다.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "'%1' 변수는 '%2' 유형의 다른 변수에 대해 이미 존재합니다.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "'%1' 변수는 다른 유형에 대해 이미 존재합니다: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/lb.js b/msg/js/lb.js
index 9f449bc6a..81408ccf2 100644
--- a/msg/js/lb.js
+++ b/msg/js/lb.js
@@ -81,7 +81,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Dobäisetzen";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Derbäisetzen";
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Variabel derbäisetzen";
 /** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Läschen";
 /** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Dir kënnt keen eidelen Numm fir eng Variabel benotzen.";
@@ -152,7 +152,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST = "Inserts the item at the start of a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM = "Inserts the item at the specified position in a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST = "Setzt d'Element um Enn vun enger Lëscht derbäi.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM = "Setzt d'Element op eng zoufälleg Plaz an d'Lëscht dobäi.";
+/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM = "Setzt d'Element op eng zoufälleg Plaz an d'Lëscht derbäi.";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST = "Sets the first item in a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM = "Sets the item at the specified position in a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST = "Sets the last item in a list.";  // untranslated
diff --git a/msg/js/oc.js b/msg/js/oc.js
index 3eb5c92af..dc802658a 100644
--- a/msg/js/oc.js
+++ b/msg/js/oc.js
@@ -19,7 +19,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.COLOUR_BLEND_TITLE = "mesclar";
 /** @export */ Blockly.Msg.COLOUR_BLEND_TOOLTIP = "Blends two colours together with a given ratio (0.0 - 1.0).";  // untranslated
 /** @export */ Blockly.Msg.COLOUR_PICKER_HELPURL = "https://oc.wikipedia.org/wiki/Color";
-/** @export */ Blockly.Msg.COLOUR_PICKER_TOOLTIP = "Choose a colour from the palette.";  // untranslated
+/** @export */ Blockly.Msg.COLOUR_PICKER_TOOLTIP = "Causir una color dins la paleta.";
 /** @export */ Blockly.Msg.COLOUR_RANDOM_HELPURL = "http://randomcolour.com";  // untranslated
 /** @export */ Blockly.Msg.COLOUR_RANDOM_TITLE = "color aleatòria";
 /** @export */ Blockly.Msg.COLOUR_RANDOM_TOOLTIP = "Causir una color a l'azard.";
@@ -30,9 +30,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.COLOUR_RGB_TITLE = "coloriar amb";
 /** @export */ Blockly.Msg.COLOUR_RGB_TOOLTIP = "Create a colour with the specified amount of red, green, and blue. All values must be between 0 and 100.";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "break out of loop";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "continue with next iteration of loop";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK = "Break out of the containing loop.";  // untranslated
+/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "quitar la bocla";
+/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "passar a l’iteracion de bocla seguenta";
+/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK = "Sortir de la bocla englobanta.";
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE = "Skip the rest of this loop, and continue with the next iteration.";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING = "Warning: This block may only be used within a loop.";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_FOREACH_HELPURL = "https://github.com/google/blockly/wiki/Loops#for-each";  // untranslated
@@ -41,7 +41,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.CONTROLS_FOR_HELPURL = "https://github.com/google/blockly/wiki/Loops#count-with";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_FOR_TITLE = "comptar amb %1 de %2 a %3 per %4";
 /** @export */ Blockly.Msg.CONTROLS_FOR_TOOLTIP = "Have the variable '%1' take on the values from the start number to the end number, counting by the specified interval, and do the specified blocks.";  // untranslated
-/** @export */ Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP = "Add a condition to the if block.";  // untranslated
+/** @export */ Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP = "Apondre una condicion al blòt 'se'.";
 /** @export */ Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP = "Add a final, catch-all condition to the if block.";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_IF_HELPURL = "https://github.com/google/blockly/wiki/IfElse";  // untranslated
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TOOLTIP = "Add, remove, or reorder sections to reconfigure this if block.";  // untranslated
@@ -63,7 +63,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE = "While a value is true, then do some statements.";  // untranslated
 /** @export */ Blockly.Msg.DELETE_ALL_BLOCKS = "Suprimir totes los %1 blòts ?";
 /** @export */ Blockly.Msg.DELETE_BLOCK = "Suprimir lo blòt";
-/** @export */ Blockly.Msg.DELETE_VARIABLE = "Delete the '%1' variable";  // untranslated
+/** @export */ Blockly.Msg.DELETE_VARIABLE = "Suprimir la variabla '%1'";
 /** @export */ Blockly.Msg.DELETE_VARIABLE_CONFIRMATION = "Delete %1 uses of the '%2' variable?";  // untranslated
 /** @export */ Blockly.Msg.DELETE_X_BLOCKS = "Suprimir %1 blòts";
 /** @export */ Blockly.Msg.DISABLE_BLOCK = "Desactivar lo blòt";
@@ -74,27 +74,27 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.EXTERNAL_INPUTS = "Entradas extèrnas";
 /** @export */ Blockly.Msg.HELP = "Ajuda";
 /** @export */ Blockly.Msg.INLINE_INPUTS = "Entradas en linha";
-/** @export */ Blockly.Msg.IOS_CANCEL = "Cancel";  // untranslated
-/** @export */ Blockly.Msg.IOS_ERROR = "Error";  // untranslated
-/** @export */ Blockly.Msg.IOS_OK = "OK";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Add";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Delete";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "You can't use an empty variable name.";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Rename";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Variable name";  // untranslated
+/** @export */ Blockly.Msg.IOS_CANCEL = "Anullar";
+/** @export */ Blockly.Msg.IOS_ERROR = "Error";
+/** @export */ Blockly.Msg.IOS_OK = "D'acòrdi";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Apondre una entrada";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Òrdres autorizats";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "Aquesta foncion a d'entradas duplicadas.";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "ENTRADAS";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Apondre";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Apondre una variabla";
+/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Suprimir";
+/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Podètz pas utilizar un nom de variabla void.";
+/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Renomenar";
+/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Nom de la variabla";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";  // untranslated
-/** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "create empty list";  // untranslated
+/** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "crear una lista voida";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Returns a list, of length 0, containing no data records";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD = "lista";
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP = "Add, remove, or reorder sections to reconfigure this list block.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";  // untranslated
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH = "crear una lista amb";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP = "Add an item to the list.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP = "Apondre un element a la lista.";
 /** @export */ Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP = "Create a list with any number of items.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_FIRST = "primièr";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_END = "# dempuèi la fin";
@@ -105,8 +105,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_RANDOM = "aleatòri";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_REMOVE = "suprimit";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TAIL = "";  // untranslated
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST = "Returns the first item in a list.";  // untranslated
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM = "Returns the item at the specified position in a list.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST = "Renvia lo primièr element dins una lista.";
+/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM = "Renvia l'element de la posicion especificada dins la lista.";
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST = "Returns the last item in a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM = "Returns a random item in a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST = "Removes and returns the first item in a list.";  // untranslated
@@ -126,25 +126,25 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START = "get sub-list from #";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_TAIL = "";  // untranslated
 /** @export */ Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP = "Creates a copy of the specified portion of a list.";  // untranslated
-/** @export */ Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP = "%1 is the last item.";  // untranslated
-/** @export */ Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP = "%1 is the first item.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP = "%1 es lo darrièr element.";
+/** @export */ Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP = "%1 es lo primièr element.";
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_FIRST = "find first occurrence of item";  // untranslated
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";  // untranslated
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_LAST = "find last occurrence of item";  // untranslated
 /** @export */ Blockly.Msg.LISTS_INDEX_OF_TOOLTIP = "Returns the index of the first/last occurrence of the item in the list. Returns %1 if item is not found.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_INLIST = "dins la lista";
 /** @export */ Blockly.Msg.LISTS_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#is-empty";  // untranslated
-/** @export */ Blockly.Msg.LISTS_ISEMPTY_TITLE = "%1 is empty";  // untranslated
+/** @export */ Blockly.Msg.LISTS_ISEMPTY_TITLE = "%1 es voida";
 /** @export */ Blockly.Msg.LISTS_ISEMPTY_TOOLTIP = "Returns true if the list is empty.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Lists#length-of";  // untranslated
-/** @export */ Blockly.Msg.LISTS_LENGTH_TITLE = "length of %1";  // untranslated
+/** @export */ Blockly.Msg.LISTS_LENGTH_TITLE = "longitud de %1";
 /** @export */ Blockly.Msg.LISTS_LENGTH_TOOLTIP = "Returns the length of a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_REPEAT_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";  // untranslated
 /** @export */ Blockly.Msg.LISTS_REPEAT_TITLE = "create list with item %1 repeated %2 times";  // untranslated
 /** @export */ Blockly.Msg.LISTS_REPEAT_TOOLTIP = "Creates a list consisting of the given value repeated the specified number of times.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Reverse a copy of a list.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "inversar %1";
+/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Inversar la còpia d’una lista.";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "coma";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "inserir en";
@@ -160,7 +160,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SORT_HELPURL = "https://github.com/google/blockly/wiki/Lists#sorting-a-list";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SORT_ORDER_ASCENDING = "creissent";
 /** @export */ Blockly.Msg.LISTS_SORT_ORDER_DESCENDING = "descreissent";
-/** @export */ Blockly.Msg.LISTS_SORT_TITLE = "sort %1 %2 %3";  // untranslated
+/** @export */ Blockly.Msg.LISTS_SORT_TITLE = "triar %1 %2 %3";
 /** @export */ Blockly.Msg.LISTS_SORT_TOOLTIP = "Sort a copy of a list.";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE = "alphabetic, ignore case";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SORT_TYPE_NUMERIC = "numeric";
@@ -173,9 +173,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "amb lo separador";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_FALSE = "fals";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";  // untranslated
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "Returns either true or false.";  // untranslated
+/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "Renvia siá verai siá fals.";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_TRUE = "verai";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";  // untranslated
+/** @export */ Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://fr.wikipedia.org/wiki/Inegalite_(mathematiques)";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ = "Renviar verai se las doas entradas son egalas.";
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GT = "Return true if the first input is greater than the second input.";  // untranslated
 /** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE = "Return true if the first input is greater than or equal to the second input.";  // untranslated
@@ -200,7 +200,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LOGIC_TERNARY_TOOLTIP = "Check the condition in 'test'. If the condition is true, returns the 'if true' value; otherwise returns the 'if false' value.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ADDITION_SYMBOL = "+";  // untranslated
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_HELPURL = "https://oc.wikipedia.org/wiki/Aritmetica";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_ADD = "Return the sum of the two numbers.";  // untranslated
+/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_ADD = "Renvia la soma dels dos nombres.";
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_DIVIDE = "Return the quotient of the two numbers.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MINUS = "Return the difference of the two numbers.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY = "Return the product of the two numbers.";  // untranslated
@@ -208,10 +208,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_CHANGE_HELPURL = "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";  // untranslated
 /** @export */ Blockly.Msg.MATH_CHANGE_TITLE = "incrementar %1 per %2";
 /** @export */ Blockly.Msg.MATH_CHANGE_TOOLTIP = "Add a number to variable '%1'.";  // untranslated
-/** @export */ Blockly.Msg.MATH_CONSTANT_HELPURL = "https://en.wikipedia.org/wiki/Mathematical_constant";  // untranslated
+/** @export */ Blockly.Msg.MATH_CONSTANT_HELPURL = "https://en.wikipedia.org/wiki/Mathematical_constant";
 /** @export */ Blockly.Msg.MATH_CONSTANT_TOOLTIP = "Return one of the common constants: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (infinity).";  // untranslated
 /** @export */ Blockly.Msg.MATH_CONSTRAIN_HELPURL = "https://en.wikipedia.org/wiki/Clamping_(graphics)";  // untranslated
-/** @export */ Blockly.Msg.MATH_CONSTRAIN_TITLE = "constrain %1 low %2 high %3";  // untranslated
+/** @export */ Blockly.Msg.MATH_CONSTRAIN_TITLE = "constrénher %1 entre %2 e %3";
 /** @export */ Blockly.Msg.MATH_CONSTRAIN_TOOLTIP = "Constrain a number to be between the specified limits (inclusive).";  // untranslated
 /** @export */ Blockly.Msg.MATH_DIVISION_SYMBOL = "÷";  // untranslated
 /** @export */ Blockly.Msg.MATH_IS_DIVISIBLE_BY = "es devesible per";
@@ -222,8 +222,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_IS_PRIME = "es primièr";
 /** @export */ Blockly.Msg.MATH_IS_TOOLTIP = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number. Returns true or false.";  // untranslated
 /** @export */ Blockly.Msg.MATH_IS_WHOLE = "es entièr";
-/** @export */ Blockly.Msg.MATH_MODULO_HELPURL = "https://en.wikipedia.org/wiki/Modulo_operation";  // untranslated
-/** @export */ Blockly.Msg.MATH_MODULO_TITLE = "remainder of %1 ÷ %2";  // untranslated
+/** @export */ Blockly.Msg.MATH_MODULO_HELPURL = "https://en.wikipedia.org/wiki/Modulo_operation";
+/** @export */ Blockly.Msg.MATH_MODULO_TITLE = "residú de %1 ÷ %2";
 /** @export */ Blockly.Msg.MATH_MODULO_TOOLTIP = "Return the remainder from dividing the two numbers.";  // untranslated
 /** @export */ Blockly.Msg.MATH_MULTIPLICATION_SYMBOL = "×";  // untranslated
 /** @export */ Blockly.Msg.MATH_NUMBER_HELPURL = "https://oc.wikipedia.org/wiki/Nombre";
@@ -233,9 +233,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MAX = "maximum de la lista";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MEDIAN = "mediana de la lista";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MIN = "minimum de la lista";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MODE = "modes of list";  // untranslated
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM = "random item of list";  // untranslated
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV = "standard deviation of list";  // untranslated
+/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MODE = "majoritaris de la lista";
+/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM = "element aleatòri de lista";
+/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV = "escart-tipe de la lista";
 /** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_SUM = "soma de la lista";
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_AVERAGE = "Return the average (arithmetic mean) of the numeric values in the list.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MAX = "Return the largest number in the list.";  // untranslated
@@ -246,10 +246,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV = "Return the standard deviation of the list.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_SUM = "Return the sum of all the numbers in the list.";  // untranslated
 /** @export */ Blockly.Msg.MATH_POWER_SYMBOL = "^";  // untranslated
-/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";  // untranslated
-/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM = "random fraction";  // untranslated
+/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";
+/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM = "fraccion aleatòria";
 /** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP = "Return a random fraction between 0.0 (inclusive) and 1.0 (exclusive).";  // untranslated
-/** @export */ Blockly.Msg.MATH_RANDOM_INT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";  // untranslated
+/** @export */ Blockly.Msg.MATH_RANDOM_INT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";
 /** @export */ Blockly.Msg.MATH_RANDOM_INT_TITLE = "random integer from %1 to %2";  // untranslated
 /** @export */ Blockly.Msg.MATH_RANDOM_INT_TOOLTIP = "Return a random integer between the two specified limits, inclusive.";  // untranslated
 /** @export */ Blockly.Msg.MATH_ROUND_HELPURL = "https://en.wikipedia.org/wiki/Rounding";  // untranslated
@@ -257,42 +257,42 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDDOWN = "arredondir a l’inferior";
 /** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDUP = "arredondir al superior";
 /** @export */ Blockly.Msg.MATH_ROUND_TOOLTIP = "Round a number up or down.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_HELPURL = "https://en.wikipedia.org/wiki/Square_root";  // untranslated
+/** @export */ Blockly.Msg.MATH_SINGLE_HELPURL = "https://fr.wikipedia.org/wiki/Racine_carree";
 /** @export */ Blockly.Msg.MATH_SINGLE_OP_ABSOLUTE = "absolut";
 /** @export */ Blockly.Msg.MATH_SINGLE_OP_ROOT = "raiç carrada";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ABS = "Return the absolute value of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_EXP = "Return e to the power of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LN = "Return the natural logarithm of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LOG10 = "Return the base 10 logarithm of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_NEG = "Return the negation of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_POW10 = "Return 10 to the power of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT = "Return the square root of a number.";  // untranslated
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ABS = "Renvia la valor absoluda d’un nombre.";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_EXP = "Renvia a la poténcia d’un nombre.";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LN = "Renvia lo logaritme natural d’un nombre.";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LOG10 = "Renvia lo logaritme decimal d’un nombre.";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_NEG = "Renvia l’opausat d’un nombre";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_POW10 = "Renvia 10 a la poténcia d’un nombre.";
+/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT = "Renvia la raiç carrada d’un nombre.";
 /** @export */ Blockly.Msg.MATH_SUBTRACTION_SYMBOL = "-";  // untranslated
 /** @export */ Blockly.Msg.MATH_TRIG_ACOS = "acos";  // untranslated
 /** @export */ Blockly.Msg.MATH_TRIG_ASIN = "asin";  // untranslated
 /** @export */ Blockly.Msg.MATH_TRIG_ATAN = "atan";  // untranslated
 /** @export */ Blockly.Msg.MATH_TRIG_COS = "cos";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_HELPURL = "https://en.wikipedia.org/wiki/Trigonometric_functions";  // untranslated
+/** @export */ Blockly.Msg.MATH_TRIG_HELPURL = "https://en.wikipedia.org/wiki/Trigonometric_functions";
 /** @export */ Blockly.Msg.MATH_TRIG_SIN = "sin";  // untranslated
 /** @export */ Blockly.Msg.MATH_TRIG_TAN = "tan";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ACOS = "Return the arccosine of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ASIN = "Return the arcsine of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ATAN = "Return the arctangent of a number.";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Return the cosine of a degree (not radian).";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Return the sine of a degree (not radian).";  // untranslated
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Return the tangent of a degree (not radian).";  // untranslated
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ACOS = "Renvia l’arccosinus d’un nombre.";
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ASIN = "Renvia l’arcsinus d’un nombre.";
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ATAN = "Renvia l’arctangenta d’un nombre.";
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Renvia lo cosinus d’un angle en grases (pas en radians).";
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Renvia lo sinus d’un angle en grases (pas en radians).";
+/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Renvia la tangenta d’un angle en grases (pas en radians).";
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Crear una variabla color…";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Crear una variabla nombre…";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Crear una variabla cadena…";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Crear una variabla...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nom de la novèla variabla :";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Novèl tipe de variabla :";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
-/** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "allow statements";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "autorizar los òrdres";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "amb :";
-/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
 /** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "Run the user-defined function '%1'.";  // untranslated
-/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
 /** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "Run the user-defined function '%1' and use its output.";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "amb :";
 /** @export */ Blockly.Msg.PROCEDURES_CREATE_DO = "Crear '%1'";
@@ -323,7 +323,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_APPEND_TOOLTIP = "Append some text to variable '%1'.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_HELPURL = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE = "en minusculas";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "to Title Case";  // untranslated
+/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "en Majuscula Al Començament De Cada Mot";
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "en MAJUSCULAS";
 /** @export */ Blockly.Msg.TEXT_CHANGECASE_TOOLTIP = "Return a copy of the text in a different case.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CHARAT_FIRST = "obténer la primièra letra";
@@ -333,17 +333,17 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_CHARAT_LAST = "obténer la darrièra letra";
 /** @export */ Blockly.Msg.TEXT_CHARAT_RANDOM = "obténer una letra a l'azard";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TAIL = "";  // untranslated
-/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "in text %1 %2";  // untranslated
+/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "dins lo tèxte %1 %2";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TOOLTIP = "Renvia la letra a la posicion indicada.";
 /** @export */ Blockly.Msg.TEXT_COUNT_HELPURL = "https://github.com/google/blockly/wiki/Text#counting-substrings";  // untranslated
-/** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "count %1 in %2";  // untranslated
+/** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "nombre %1 sus %2";
 /** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Count how many times some text occurs within some other text.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Add an item to the text.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "jónher";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Add, remove, or reorder sections to reconfigure this text block.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "to letter # from end";  // untranslated
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START = "fins a la letra #";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST = "to last letter";  // untranslated
+/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST = "fins a la darrièra letra";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";  // untranslated
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT = "dins lo tèxte";
 /** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST = "get substring from first letter";  // untranslated
@@ -360,7 +360,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 es void";
 /** @export */ Blockly.Msg.TEXT_ISEMPTY_TOOLTIP = "Returns true if the provided text is empty.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_JOIN_HELPURL = "https://github.com/google/blockly/wiki/Text#text-creation";  // untranslated
-/** @export */ Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "create text with";  // untranslated
+/** @export */ Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "crear un tèxte amb";
 /** @export */ Blockly.Msg.TEXT_JOIN_TOOLTIP = "Create a piece of text by joining together any number of items.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";  // untranslated
 /** @export */ Blockly.Msg.TEXT_LENGTH_TITLE = "longor de %1";
@@ -377,12 +377,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_REPLACE_MESSAGE0 = "replace %1 with %2 in %3";  // untranslated
 /** @export */ Blockly.Msg.TEXT_REPLACE_TOOLTIP = "Replace all occurances of some text within some other text.";  // untranslated
 /** @export */ Blockly.Msg.TEXT_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Text#reversing-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
+/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "inversar %1";
 /** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "Reverses the order of the characters in the text.";  // untranslated
-/** @export */ Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";  // untranslated
-/** @export */ Blockly.Msg.TEXT_TEXT_TOOLTIP = "A letter, word, or line of text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";
+/** @export */ Blockly.Msg.TEXT_TEXT_TOOLTIP = "Una letra, un mot o una linha de tèxte.";
 /** @export */ Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";  // untranslated
-/** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "trim spaces from both sides of";  // untranslated
+/** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "suprimir los espacis dels dos costats";
 /** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "trim spaces from left side of";  // untranslated
 /** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "trim spaces from right side of";  // untranslated
 /** @export */ Blockly.Msg.TEXT_TRIM_TOOLTIP = "Return a copy of the text with spaces removed from one or both ends.";  // untranslated
@@ -393,10 +393,10 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_GET_TOOLTIP = "Returns the value of this variable.";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET = "fixar %1 a %2";
-/** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "Create 'get %1'";  // untranslated
+/** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "Crear 'obténer %1'";
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Sets this variable to be equal to the input.";  // untranslated
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "A variable named '%1' already exists.";  // untranslated
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Existís ja una variabla nomenada \"%1\".";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another type: '%2'.";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
diff --git a/msg/js/pms.js b/msg/js/pms.js
index a4f573ed3..946a5e6ee 100644
--- a/msg/js/pms.js
+++ b/msg/js/pms.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "A smon ël cosen ëd n'àngol an gré (pa an radiant).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "A smon ël sen ëd n'àngol an gré (pa an radiant).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "A smon la tangenta ëd n'àngol an gré (pa an radiant).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Creé na variàbil ëd color...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Creé na variàbil numérica...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Creé na variàbil dë stringa...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Creé na variàbil...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nòm ëd la neuva variàbil:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Neuva sòrt ëd variàbil:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "përmëtte le diciairassion";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "con:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Fissé costa variàbil ugual al valor d'imission.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Na variàbil con ël nòm '%1' a esist già.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Na variàbil ciamà '%1' a esist già për n'àutra variàbil ëd sòrt '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Na variàbil ciamà '%1' a esist già për n'àutra sòrt: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/pt-br.js b/msg/js/pt-br.js
index e199b9729..10cee2999 100644
--- a/msg/js/pt-br.js
+++ b/msg/js/pt-br.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Retorna o cosseno de um grau (não radiano).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Retorna o seno de um grau (não radiano).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Retorna a tangente de um grau (não radiano).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Criar variável colorida...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Criar variável numérica...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Criar variável de segmentos de texto...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Criar variável...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nome da nova variável:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Tipo da nova variável:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "permitir declarações";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "com:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Define esta variável para o valor da entrada.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "A variável chamada '%1' já existe.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Uma variável chamada '%1' já existe para outra variável do tipo '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Já existe uma variável chamada '%1' para outra do tipo: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/pt.js b/msg/js/pt.js
index 02ecad6e4..ef72a8bab 100644
--- a/msg/js/pt.js
+++ b/msg/js/pt.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Retorna o cosseno de um grau (não radiano).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Retorna o seno de um grau (não radiano).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Retorna a tangente de um grau (não radiano).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Criar variável colorida...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Criar variável numérica...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Criar variável de segmentos de texto...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Criar variável…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nome da nova variável:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Tipo da nova variável:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "permitir declarações";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "com:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Define esta variável para o valor inserido.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Já existe uma variável com o nome de '%1'.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Já existe uma variável chamada '%1' para outra variável do tipo '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Já existe uma variável chamada '%1' para outra do tipo: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/ru.js b/msg/js/ru.js
index b5298d1d5..8fa22c6d1 100644
--- a/msg/js/ru.js
+++ b/msg/js/ru.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Возвращает косинус угла в градусах.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Возвращает синус угла в градусах.";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Возвращает тангенс угла в градусах.";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Создать переменную цвета...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Создать числовую переменную...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Создать строковую переменную...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Создать переменную…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Имя новой переменной:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Новый тип переменной:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "разрешить операторы";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "с:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Присваивает переменной значение вставки.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Переменная с именем '%1' уже существует.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Название переменной '%1' уже используется другой переменной типа '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Название переменной '%1' уже используется другой типа: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/sl.js b/msg/js/sl.js
index 56c29d152..93b7a5e01 100644
--- a/msg/js/sl.js
+++ b/msg/js/sl.js
@@ -80,7 +80,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
 /** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
+/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "VHODI";
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Dodaj";
 /** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Dodaj spremenljivko";
 /** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Izbriši";
diff --git a/msg/js/sq.js b/msg/js/sq.js
index 30447391c..21135ef5b 100644
--- a/msg/js/sq.js
+++ b/msg/js/sq.js
@@ -7,7 +7,7 @@ goog.provide('Blockly.Msg.sq');
 goog.require('Blockly.Msg');
 
 /** @export */ Blockly.Msg.ADD_COMMENT = "Vendos nje Koment";
-/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";  // untranslated
+/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Nuk mund të fshihet variabla '%1' sepse është pjesë e definicionit të funksionit '%2'";
 /** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "Ndrysho Vlerat:";
 /** @export */ Blockly.Msg.CLEAN_UP = "Pastro blloqet";
 /** @export */ Blockly.Msg.COLLAPSE_ALL = "Mbyll blloqet";
@@ -74,19 +74,19 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.EXTERNAL_INPUTS = "Hyrjet e jashtme";
 /** @export */ Blockly.Msg.HELP = "Ndihmë";
 /** @export */ Blockly.Msg.INLINE_INPUTS = "Hyrjet e brendshme";
-/** @export */ Blockly.Msg.IOS_CANCEL = "Cancel";  // untranslated
-/** @export */ Blockly.Msg.IOS_ERROR = "Error";  // untranslated
-/** @export */ Blockly.Msg.IOS_OK = "OK";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";  // untranslated
-/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Add";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Delete";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "You can't use an empty variable name.";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Rename";  // untranslated
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Variable name";  // untranslated
+/** @export */ Blockly.Msg.IOS_CANCEL = "Anulo";
+/** @export */ Blockly.Msg.IOS_ERROR = "Gabim";
+/** @export */ Blockly.Msg.IOS_OK = "Në rregull";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Shto Inputet";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Lejo deklaratat";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "Ky funksion ka inpute të dyfishta.";
+/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTET";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Shto";
+/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Shto Variabël";
+/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Grise";
+/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "Nuk mund të përdorni variabël pa emër.";
+/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Riemro";
+/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Emri i variablës";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "krijo një listë të zbrazët";
 /** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Kthen një listë, te gjatësisë 0, duke mos përmbajtur asnjë regjistrim të të dhënave";
@@ -143,8 +143,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_REPEAT_TITLE = "krijo listën me sendin %1 të përsëritur %2 herë";
 /** @export */ Blockly.Msg.LISTS_REPEAT_TOOLTIP = "Krijon në listë qe përmban vlerën e dhënë të përsëritur aq herë sa numri i specifikuar.";
 /** @export */ Blockly.Msg.LISTS_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Reverse a copy of a list.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "kthe %1";
+/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Ndërro renditjen e një kopjeje të listës.";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "sikurse";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "fut në";
@@ -168,9 +168,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_SPLIT_HELPURL = "https://github.com/google/blockly/wiki/Lists#splitting-strings-and-joining-lists";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT = "bëj listë nga teksti";
 /** @export */ Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST = "bëj tekst nga lista";
-/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN = "Join a list of texts into one text, separated by a delimiter.";  // untranslated
-/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT = "Split text into a list of texts, breaking at each delimiter.";  // untranslated
-/** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "with delimiter";  // untranslated
+/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN = "Ngjit një listë tekstesh në një, të ndara me ndarës.";
+/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT = "Ndaj tekstin në një listë tekstesh, duke ndarë në secilin ndarës.";
+/** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "me ndarës";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_FALSE = "e pasaktë";
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";  // untranslated
 /** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "Kthehet ose të saktë ose të pasaktë.";
@@ -281,22 +281,22 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Kthe kosinusin e nje grade (jo ne radiant).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Kthe kosinusin e nje kendi (jo ne radiant).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Kthe tangentin e nje kendi (jo radiant).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Krijo variabël ngjyrë...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Krijo variabël numër";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Krijo variabël varg";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Krijo variabël...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Emri i identifikatorit të ri:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Tip i ri i variablës:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
-/** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "allow statements";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "lejo deklaratat";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "me:";
-/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
+/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
 /** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "Lësho funksionin e definuar nga përdoruesi '%1'.";
-/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
+/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
 /** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "Lëho funksionin e definuar nga përdoruesi '%1' dhe përdor daljen e tij.";
 /** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "me:";
 /** @export */ Blockly.Msg.PROCEDURES_CREATE_DO = "Krijo '%1'";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT = "Describe this function...";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT = "Përshkruaj këtë funksion...";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_DO = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL = "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
 /** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE = "bëj diqka";
@@ -311,9 +311,9 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP = "Nëse një vlerë është e saktë, atëherë kthe një vlerë të dytë.";
 /** @export */ Blockly.Msg.PROCEDURES_IFRETURN_WARNING = "Paralajmërim: Ky bllok mund të përdoret vetëm brenda definicionit të funksionit.";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "Fut emrin:";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "Add an input to the function.";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "Shto një input në këtë funksion.";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "Informacioni i futur";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "Add, remove, or reorder inputs to this function.";  // untranslated
+/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "Shto, hiq, ose rirendit inputet e këtij funksioni.";
 /** @export */ Blockly.Msg.REDO = "Ribëj";
 /** @export */ Blockly.Msg.REMOVE_COMMENT = "Fshij komentin";
 /** @export */ Blockly.Msg.RENAME_VARIABLE = "Ndrysho emrin variables...";
@@ -333,11 +333,11 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_CHARAT_LAST = "merr shkronjen e fundit";
 /** @export */ Blockly.Msg.TEXT_CHARAT_RANDOM = "merr nje shkronje te rastesishme";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TAIL = "";  // untranslated
-/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "in text %1 %2";  // untranslated
+/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "në tekst %1 %2";
 /** @export */ Blockly.Msg.TEXT_CHARAT_TOOLTIP = "Kthe nje shkronje nga nje pozicion i caktuar.";
 /** @export */ Blockly.Msg.TEXT_COUNT_HELPURL = "https://github.com/google/blockly/wiki/Text#counting-substrings";
 /** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "numro %1 në %2";
-/** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Count how many times some text occurs within some other text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Numrin sa herë paraqitet një tekst brenda një teksti tjetër.";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Shto nje gje ne tekst";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "bashkangjit";
 /** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Shto, fshij, ose rirregullo sektoret për ta rikonfiguruar këtë bllok teksti.";
@@ -374,11 +374,11 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER = "kerko nje numer me njoftim";
 /** @export */ Blockly.Msg.TEXT_PROMPT_TYPE_TEXT = "kerko tekst me njoftim";
 /** @export */ Blockly.Msg.TEXT_REPLACE_HELPURL = "https://github.com/google/blockly/wiki/Text#replacing-substrings";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REPLACE_MESSAGE0 = "replace %1 with %2 in %3";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REPLACE_TOOLTIP = "Replace all occurances of some text within some other text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_REPLACE_MESSAGE0 = "zëvendëso %1 me %2 në %3";
+/** @export */ Blockly.Msg.TEXT_REPLACE_TOOLTIP = "Zëvendëso të gjitha paraqitjet e një teksti brenda një teksti tjetër.";
 /** @export */ Blockly.Msg.TEXT_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Text#reversing-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "Reverses the order of the characters in the text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "kthe %1";
+/** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "Kthen renditjen e karaktereve në tekst.";
 /** @export */ Blockly.Msg.TEXT_TEXT_HELPURL = "http://en.wikipedia.org/wiki/String_(computer_science)";
 /** @export */ Blockly.Msg.TEXT_TEXT_TOOLTIP = "Nje shkronje, fjale, ose rresht teksti.";
 /** @export */ Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";  // untranslated
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Vendos kete variable te jete e barabarte me te dhenat ne hyrje.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Një variabël e quajtur '%1' tashmë ekziston.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another type: '%2'.";  // untranslated
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Një variabël me emrin '%1' veç ekziston për një tip tjetër: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/sr.js b/msg/js/sr.js
index 1e0bb588a..0d47f4cad 100644
--- a/msg/js/sr.js
+++ b/msg/js/sr.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Враћа косинус степена (не радијан).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Враћа синус степена (не радијан).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Враћа тангенс степена (не радијан).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Направи варијаблу боје...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Направи бројевну бројевну...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Направи стринг варијаблу...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Направи променљиву…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Име нове променљиве:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Нови тип варијабле:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "дозволити изреке";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "са:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Поставља променљиву тако да буде једнака улазу.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "Променљива под именом '%1' већ постоји.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Варијабла по имену '%1' већ постоји за другу варијаблу типа '%2'.";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "Варијабла по имену '%1' већ постоји за други тип: '%2'.";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/sv.js b/msg/js/sv.js
index 4b2e5d287..c45f75b7d 100644
--- a/msg/js/sv.js
+++ b/msg/js/sv.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Ger tillbaka cosinus för en grad (inte radian).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Ger tillbaka sinus för en grad (inte radian).";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Ger tillbaka tangens för en grad (inte radian).";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Skapa färgvariabel...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Skapa siffervariabel...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Skapa strängvariabel...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "Skapa variabel...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "Nytt variabelnamn:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "Ny variabeltyp:";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "tillåta uttalanden";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "med:";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Gör så att den här variabeln blir lika med inputen.";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "En variabel som heter \"%1\" finns redan.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "En variabel med namnet \"%1\" finns redan för en annan variabeln av typen \"%2\".";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "En variabel med namnet \"%1\" finns redan för en annan typ: \"%2\".";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/th.js b/msg/js/th.js
index 768777454..bed81f6b2 100644
--- a/msg/js/th.js
+++ b/msg/js/th.js
@@ -143,8 +143,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.LISTS_REPEAT_TITLE = "สร้างรายการที่มีไอเท็ม %1 จำนวน %2";
 /** @export */ Blockly.Msg.LISTS_REPEAT_TOOLTIP = "สร้างรายการที่ประกอบด้วยค่าตามที่ระบุในจำนวนตามที่ต้องการ";
 /** @export */ Blockly.Msg.LISTS_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
-/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Reverse a copy of a list.";  // untranslated
+/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "เรียง %1 แบบย้อนกลับ";
+/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "เรียงลำดับสำเนาของรายชื่อแบบย้อนกลับ";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";  // untranslated
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "เป็น";
 /** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "แทรกที่";
@@ -281,18 +281,18 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "คืนค่า cosine ขององศา (ไม่ใช่เรเดียน)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "คืนค่า sine ขององศา (ไม่ใช่เรเดียน)";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "คืนค่า tangent ขององศา (ไม่ใช่เรเดียน)";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "สร้างตัวแปรสี";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "สร้างตัวแปรจำนวน";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "สร้างตัวแปร string";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "สร้างตัวแปร...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "ชื่อตัวแปรใหม่:";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "ชนิดตัวแปรใหม่";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "ข้อความที่ใช้ได้";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "ด้วย:";
-/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Procedure_(computer_science)";
+/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://th.wikipedia.org/wiki/ซับรู้ทีน";
 /** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "เรียกใช้ฟังก์ชันที่สร้างโดยผู้ใช้ \"%1\"";
-/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Procedure_(computer_science)";
+/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://th.wikipedia.org/wiki/ซับรูทีน";
 /** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "เรียกใช้ฟังก์ชันที่สร้างโดยผู้ใช้ \"%1\" และใช้ผลลัพธ์ของมัน";
 /** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "ด้วย:";
 /** @export */ Blockly.Msg.PROCEDURES_CREATE_DO = "สร้าง \"%1\"";
@@ -377,8 +377,8 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.TEXT_REPLACE_MESSAGE0 = "แทนที่ %1 ด้วย %2 ใน %3";
 /** @export */ Blockly.Msg.TEXT_REPLACE_TOOLTIP = "แทนที่ข้อความแรกทั้งหมดที่พบในข้อความที่สอง";
 /** @export */ Blockly.Msg.TEXT_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Text#reversing-text";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "reverse %1";  // untranslated
-/** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "Reverses the order of the characters in the text.";  // untranslated
+/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "เรียง %1 แบบย้อนกลับ";
+/** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "เรียงตัวอักษรทั้งหมดของข้อความแบบย้อนกลับ";
 /** @export */ Blockly.Msg.TEXT_TEXT_HELPURL = "https://th.wikipedia.org/wiki/สายอักขระ";
 /** @export */ Blockly.Msg.TEXT_TEXT_TOOLTIP = "ตัวหนังสือ คำ หรือข้อความ";
 /** @export */ Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";  // untranslated
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "กำหนดให้ตัวแปรนี้เท่ากับการป้อนข้อมูล";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "มีตัวแปรชื่อ '%1' อยู่แล้ว";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "ตัวแปรชื่อ '%1' มีอยู่แล้วสำหรับตัวแปรอื่นของชนิด '%2'";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "ตัวแปรชื่อ '%1' มีอยู่แล้วสำหรับตัวแปรอื่นของชนิด: '%2'";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/zh-hans.js b/msg/js/zh-hans.js
index 5c2ec719e..352283ef4 100644
--- a/msg/js/zh-hans.js
+++ b/msg/js/zh-hans.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "返回指定角度的余弦值(非弧度）。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "返回指定角度的正弦值(非弧度）。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "返回指定角度的正切值(非弧度）。";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "创建颜色变量...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "创建数字变量...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "创建字符串变量...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "创建变量...";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "新变量的名称：";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "新变量名称：";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "空白";
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "允许声明";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "与：";
@@ -305,15 +305,15 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL = "https://zh.wikipedia.org/wiki/子程序";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_RETURN = "返回";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP = "创建一个有输出值的函数。";
-/** @export */ Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING = "警告: 此函数具有重复参数。";
+/** @export */ Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING = "警告：此函数具有重复参数。";
 /** @export */ Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF = "突出显示函数定义";
 /** @export */ Blockly.Msg.PROCEDURES_IFRETURN_HELPURL = "http://c2.com/cgi/wiki?GuardClause";
 /** @export */ Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP = "如果值为真，则返回第二个值。";
-/** @export */ Blockly.Msg.PROCEDURES_IFRETURN_WARNING = "警告: 仅在定义函数内可使用此块。";
+/** @export */ Blockly.Msg.PROCEDURES_IFRETURN_WARNING = "警告：仅在定义函数内可使用此块。";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "输入名称：";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "添加函数输入。";
 /** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "输入";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "添加、删除或重新排此函数的输入。";
+/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "添加、移除或重新排此函数的输入。";
 /** @export */ Blockly.Msg.REDO = "重做";
 /** @export */ Blockly.Msg.REMOVE_COMMENT = "删除注释";
 /** @export */ Blockly.Msg.RENAME_VARIABLE = "重命名变量...";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "设置此变量，以使它和输入值相等。";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "已存在名为“%1”的变量。";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "名叫“%1”的变量已存在，但作为另一个变量类型“%2”存在。";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "名为“%1”的变量已作为另一个变量类型存在：“%2”。";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/js/zh-hant.js b/msg/js/zh-hant.js
index cdc1822ed..ef2b312b3 100644
--- a/msg/js/zh-hant.js
+++ b/msg/js/zh-hant.js
@@ -281,12 +281,12 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "返回指定角度的餘弦值(非弧度）。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "返回指定角度的正弦值(非弧度）。";
 /** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "返回指定角度的正切值(非弧度）。";
-/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "Create colour variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "Create number variable...";  // untranslated
-/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "Create string variable...";  // untranslated
+/** @export */ Blockly.Msg.NEW_COLOUR_VARIABLE = "建立顏色變數...";
+/** @export */ Blockly.Msg.NEW_NUMBER_VARIABLE = "建立數字變數...";
+/** @export */ Blockly.Msg.NEW_STRING_VARIABLE = "建立字串變數...";
 /** @export */ Blockly.Msg.NEW_VARIABLE = "建立變數…";
 /** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "新變數名稱：";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "New variable type:";  // untranslated
+/** @export */ Blockly.Msg.NEW_VARIABLE_TYPE_TITLE = "新變數類型：";
 /** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";  // untranslated
 /** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "允許陳述式";
 /** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "與：";
@@ -397,7 +397,7 @@ goog.require('Blockly.Msg');
 /** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";  // untranslated
 /** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "設定此變數，好和輸入結果相等。";
 /** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "已存在變數「%1」。";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "用於其它「%2」類型的變數裡已存在名為「%1」的變數。";
+/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "已存在名為「%1」且用於其它類型「%2」的變數。";
 /** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
 /** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
 /** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
diff --git a/msg/json/be-tarask.json b/msg/json/be-tarask.json
index 02a70a524..a45e233fe 100644
--- a/msg/json/be-tarask.json
+++ b/msg/json/be-tarask.json
@@ -30,9 +30,13 @@
 	"RENAME_VARIABLE": "Перайменаваць зьменную…",
 	"RENAME_VARIABLE_TITLE": "Перайменаваць усе назвы зьменных '%1' на:",
 	"NEW_VARIABLE": "Стварыць зьменную…",
+	"NEW_STRING_VARIABLE": "Стварыць радковую зьменную…",
+	"NEW_NUMBER_VARIABLE": "Стварыць лікавую зьменную…",
+	"NEW_COLOUR_VARIABLE": "Стварыць зьменную колеру…",
+	"NEW_VARIABLE_TYPE_TITLE": "Новы тып зьменнай:",
 	"NEW_VARIABLE_TITLE": "Імя новай зьменнай:",
 	"VARIABLE_ALREADY_EXISTS": "Зьменная з назвай «%1» ужо існуе.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Зьменная з назвай «%1» ужо існуе зь іншым тыпам «%2».",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Зьменная з назвай «%1» ужо існуе зь іншым тыпам: «%2».",
 	"DELETE_VARIABLE_CONFIRMATION": "Выдаліць %1 выкарыстаньняў зьменнай «%2»?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Немагчыма выдаліць зьменную «%1», таму што яна зьяўляецца часткай вызначэньня функцыі «%2»",
 	"DELETE_VARIABLE": "Выдаліць зьменную «%1»",
diff --git a/msg/json/br.json b/msg/json/br.json
index 415ed7107..f60536745 100644
--- a/msg/json/br.json
+++ b/msg/json/br.json
@@ -31,12 +31,16 @@
 	"CHANGE_VALUE_TITLE": "Kemmañ an dalvoudenn :",
 	"RENAME_VARIABLE": "Adenvel an argemmenn...",
 	"RENAME_VARIABLE_TITLE": "Adenvel an holl argemmennoù '%1' e :",
-	"NEW_VARIABLE": "Krouiñ un argemm nevez...",
+	"NEW_VARIABLE": "Krouiñ un argemmenn nevez...",
+	"NEW_STRING_VARIABLE": "Krouiñ un argemmenn chadenn...",
+	"NEW_NUMBER_VARIABLE": "Krouiñ un argemm niver...",
+	"NEW_COLOUR_VARIABLE": "Krouiñ un argemmenn liv...",
+	"NEW_VARIABLE_TYPE_TITLE": "Doare nevez a argemm:",
 	"NEW_VARIABLE_TITLE": "Anv an argemmenn nevez :",
-	"VARIABLE_ALREADY_EXISTS": "Un argemm anvet '%1' zo anezhañ dija.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Un argemenn anvet '%1' zo c'hoazh evit un argemenn all eus ar seurt '%2'.",
+	"VARIABLE_ALREADY_EXISTS": "Un argemmenn anvet '%1' zo anezhi dija.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Un argemenn anvet '%1' zo c'hoazh evit un argemenn all eus ar seurt : '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Lemel %1 implij eus an argemm '%2' ?",
-	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Ne ch'aller ket dilemel an argemm \"%1\" dre m'eo lod eus dielfennadur an arc'hwel \"%2\"",
+	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Ne ch'aller ket dilemel an argemmenn \"%1\" dre m'eo lod eus dielfennadur an arc'hwel \"%2\"",
 	"DELETE_VARIABLE": "Lemel an argemm '%1'",
 	"COLOUR_PICKER_HELPURL": "http://br.wikipedia.org/wiki/Liv",
 	"COLOUR_PICKER_TOOLTIP": "Dibab ul liv diwar al livaoueg.",
@@ -59,7 +63,7 @@
 	"CONTROLS_WHILEUNTIL_OPERATOR_WHILE": "adober keit ha ma",
 	"CONTROLS_WHILEUNTIL_OPERATOR_UNTIL": "adober betek",
 	"CONTROLS_WHILEUNTIL_TOOLTIP_WHILE": "Keit ha ma vez gwir un dalvoudenn, seveniñ urzhioù zo neuze.",
-	"CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL": "Keit ha ma vez faos un dalvoudenn,seveniñ urzhioù zo neuze.",
+	"CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL": "Keit ha ma vez faos un dalvoudenn, seveniñ urzhioù zo neuze.",
 	"CONTROLS_FOR_TOOLTIP": "Ober e doare ma kemero an argemmenn \"%1\" an talvoudennoù adalek niverenn an deroù betek niverenn an dibenn, en ur inkremantiñ an esaouenn, ha seveniñ an urzhioù spisaet.",
 	"CONTROLS_FOR_TITLE": "kontañ gant %1 eus %2 da %3 dre %4",
 	"CONTROLS_FOREACH_TITLE": "evit pep elfenn %1 er roll %2",
@@ -85,13 +89,13 @@
 	"IOS_PROCEDURES_INPUTS": "MONEDOÙ",
 	"IOS_PROCEDURES_ADD_INPUT": "+ Ouzhpennañ ur moned",
 	"IOS_PROCEDURES_ALLOW_STATEMENTS": "Urzhioù aotreet",
-	"IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR": "An arc'hwel-mañ en eus monedoù eiladet.",
-	"IOS_VARIABLES_ADD_VARIABLE": "+ Ouzhpennañ un argemm",
+	"IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR": "An arc'hwel-mañ en deus monedoù eiladet.",
+	"IOS_VARIABLES_ADD_VARIABLE": "+ Ouzhpennañ un argemmenn",
 	"IOS_VARIABLES_ADD_BUTTON": "Ouzhpennañ",
 	"IOS_VARIABLES_RENAME_BUTTON": "Adenvel",
 	"IOS_VARIABLES_DELETE_BUTTON": "Diverkañ",
-	"IOS_VARIABLES_VARIABLE_NAME": "Anv an argemenn",
-	"IOS_VARIABLES_EMPTY_NAME_ERROR": "Ne c'hallit ket implijout un anv argemm goullo.",
+	"IOS_VARIABLES_VARIABLE_NAME": "Anv an argemmenn",
+	"IOS_VARIABLES_EMPTY_NAME_ERROR": "Ne c'hallit ket implijout un anv argemmenn c'houllo.",
 	"LOGIC_COMPARE_HELPURL": "https://en.wikipedia.org/wiki/Inequality_(mathematics)",
 	"LOGIC_COMPARE_TOOLTIP_EQ": "Distreiñ gwir m'eo par an daou voned.",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "Distreiñ gwir ma n'eo ket par an daou voned.",
@@ -151,7 +155,7 @@
 	"MATH_IS_TOOLTIP": "Gwiriañ m'eo par, anpar, kentañ, muiel, leiel un niverenn pe ma c'haller rannañ anezhi dre un niver roet zo. Distreiñ gwir pe faos.",
 	"MATH_CHANGE_HELPURL": "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter",
 	"MATH_CHANGE_TITLE": "kemmañ %1 gant %2",
-	"MATH_CHANGE_TOOLTIP": "Ouzhpennañ un niver d'an argemm '%1'.",
+	"MATH_CHANGE_TOOLTIP": "Ouzhpennañ un niver d'an argemmenn '%1'.",
 	"MATH_ROUND_HELPURL": "https://en.wikipedia.org/wiki/Rounding",
 	"MATH_ROUND_TOOLTIP": "Rontaat un niver dindan pe a-us",
 	"MATH_ROUND_OPERATOR_ROUND": "Rontaat",
@@ -276,7 +280,7 @@
 	"LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM": "Lemel ha distreiñ a ra an elfenn dre zegouezh en ul listenn.",
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM": "Lemel a ra an elfenn el lec'h meneget en ul listenn.",
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST": "Lemel a ra an elfenn gentañ en ul listenn.",
-	"LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST": "Distreiñ a ra an elfenn diwezhañ en ul listenn.",
+	"LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST": "Lemel a ra an elfenn diwezhañ en ul listenn.",
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM": "Lemel a ra un elfenn dre zegouezh en ul listenn.",
 	"LISTS_SET_INDEX_SET": "termenañ",
 	"LISTS_SET_INDEX_INSERT": "ensoc'hañ evel",
diff --git a/msg/json/cs.json b/msg/json/cs.json
index 26162b8eb..a106a537a 100644
--- a/msg/json/cs.json
+++ b/msg/json/cs.json
@@ -10,7 +10,9 @@
 			"Koo6",
 			"Vtmarvin",
 			"Dvorapa",
-			"Dita"
+			"Dita",
+			"Ilimanaq29",
+			"Patriccck"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "položka",
@@ -36,8 +38,13 @@
 	"CHANGE_VALUE_TITLE": "Změnit hodnotu:",
 	"RENAME_VARIABLE": "Přejmenovat proměnnou...",
 	"RENAME_VARIABLE_TITLE": "Přejmenuj všech '%1' proměnných na:",
-	"NEW_VARIABLE": "Nová proměnná...",
+	"NEW_VARIABLE": "Vytvořte proměnnou...",
+	"NEW_STRING_VARIABLE": "Vytvořit řetězcovou proměnnou...",
+	"NEW_NUMBER_VARIABLE": "Vytvořit číselnou proměnnou...",
+	"NEW_COLOUR_VARIABLE": "Vytvořit barvu proměnné...",
+	"NEW_VARIABLE_TYPE_TITLE": "Nový typ proměnné:",
 	"NEW_VARIABLE_TITLE": "Nový název proměnné:",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Proměnná pojmenovaná jako '%1' již existuje pro jiný typ: '%2'.",
 	"COLOUR_PICKER_HELPURL": "https://cs.wikipedia.org/wiki/Barva",
 	"COLOUR_PICKER_TOOLTIP": "Vyberte barvu z palety.",
 	"COLOUR_RANDOM_TITLE": "náhodná barva",
diff --git a/msg/json/da.json b/msg/json/da.json
index b206d01e5..e260ec4ba 100644
--- a/msg/json/da.json
+++ b/msg/json/da.json
@@ -33,9 +33,13 @@
 	"RENAME_VARIABLE": "Omdøb variabel...",
 	"RENAME_VARIABLE_TITLE": "Omdøb alle '%1' variabler til:",
 	"NEW_VARIABLE": "Opret variabel ...",
+	"NEW_STRING_VARIABLE": "Opret strengvariabel ...",
+	"NEW_NUMBER_VARIABLE": "Opret nummervariabel ...",
+	"NEW_COLOUR_VARIABLE": "Opret farvevariabel ...",
+	"NEW_VARIABLE_TYPE_TITLE": "Ny variabeltype:",
 	"NEW_VARIABLE_TITLE": "Navn til den nye variabel:",
 	"VARIABLE_ALREADY_EXISTS": "En variabel med navnet »%1« findes allerede.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "En variabel med navnet »%1« findes allerede for en anden variabel af typen »%2«.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "En variabel med navnet »%1« findes allerede for en anden type: »%2«.",
 	"DELETE_VARIABLE_CONFIRMATION": "Slet %1's brug af variablen »%2«?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Kan ikke slette variablen »%1« da den er en del af definitionen af funktionen »%2«",
 	"DELETE_VARIABLE": "Slet variablen »%1«",
diff --git a/msg/json/de.json b/msg/json/de.json
index 8045206ed..113648d65 100644
--- a/msg/json/de.json
+++ b/msg/json/de.json
@@ -35,9 +35,13 @@
 	"RENAME_VARIABLE": "Variable umbenennen …",
 	"RENAME_VARIABLE_TITLE": "Alle \"%1\" Variablen umbenennen in:",
 	"NEW_VARIABLE": "Variable erstellen …",
+	"NEW_STRING_VARIABLE": "Zeichenfolgenvariable erstellen …",
+	"NEW_NUMBER_VARIABLE": "Zahlenvariable erstellen …",
+	"NEW_COLOUR_VARIABLE": "Farbvariable erstellen …",
+	"NEW_VARIABLE_TYPE_TITLE": "Neuer Variablentyp:",
 	"NEW_VARIABLE_TITLE": "Name der neuen Variable:",
 	"VARIABLE_ALREADY_EXISTS": "Eine Variable namens „%1“ ist bereits vorhanden.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Eine Variable namens „%1“ ist bereits für eine andere Variable des Typs „%2“ vorhanden.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Eine Variable namens „%1“ ist bereits für einen anderen Typ vorhanden: „%2“.",
 	"DELETE_VARIABLE_CONFIRMATION": "%1 Verwendungen der Variable „%2“ löschen?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Die Variable „%1“ kann nicht gelöscht werden, da sie Teil der Definition der Funktion „%2“ ist.",
 	"DELETE_VARIABLE": "Die Variable „%1“ löschen",
diff --git a/msg/json/el.json b/msg/json/el.json
index 6336ba9f4..2be06c43e 100644
--- a/msg/json/el.json
+++ b/msg/json/el.json
@@ -15,7 +15,8 @@
 			"Stam.nikos",
 			"Themelis",
 			"KATRINE1992",
-			"Vicng"
+			"Vicng",
+			"Nikosgranturismogt"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "αντικείμενο",
@@ -42,9 +43,13 @@
 	"RENAME_VARIABLE": "Μετονόμασε τη μεταβλητή...",
 	"RENAME_VARIABLE_TITLE": "Μετονόμασε όλες τις μεταβλητές «%1» σε:",
 	"NEW_VARIABLE": "Δημιουργείστε μεταβλητή",
+	"NEW_STRING_VARIABLE": "Δημιουργία μεταβλητή συμβολοσειράς...",
+	"NEW_NUMBER_VARIABLE": "Δημιουργία μεταβλητής αριθμού...",
+	"NEW_COLOUR_VARIABLE": "Δημιουργία μεταβλητής χρώματος...",
+	"NEW_VARIABLE_TYPE_TITLE": "Νέος τύπος μεταβλητής:",
 	"NEW_VARIABLE_TITLE": "Νέο όνομα μεταβλητής:",
 	"VARIABLE_ALREADY_EXISTS": "Η μεταβλητή με το όνομα \"%1\" υπάρχει ήδη",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Μια μεταβλητή με όνομα '%1' υπάρχει πάντα για μια άλλη μεταβλητή τύπου '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Μια μεταβλητή με όνομα '%1' υπάρχει πάντα για έναν άλλο τύπο: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Θέλετε να διαγράψετε το %1 που χρησιμοποιείτε της μεταβλητής '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Δεν μπορώ να διαγράψω την μεταβλητή '%1' διότι είναι μέρος του ορισμού της λειτουργίας '%2'",
 	"DELETE_VARIABLE": "Διαγράψετε την μεταβλητή '%1'",
diff --git a/msg/json/en.json b/msg/json/en.json
index 4e03a6b24..48ed0399a 100644
--- a/msg/json/en.json
+++ b/msg/json/en.json
@@ -1,7 +1,7 @@
 {
 	"@metadata": {
 		"author": "Ellen Spertus <ellen.spertus@gmail.com>",
-		"lastupdated": "2018-03-06 15:07:55.902880",
+		"lastupdated": "2018-04-13 17:06:35.107838",
 		"locale": "en",
 		"messagedocumentation" : "qqq"
 	},
diff --git a/msg/json/es.json b/msg/json/es.json
index 63349f832..1dbd01494 100644
--- a/msg/json/es.json
+++ b/msg/json/es.json
@@ -10,7 +10,8 @@
 			"Rubentl134",
 			"Martineduardo",
 			"Julián L",
-			"Luisangelrg"
+			"Luisangelrg",
+			"MarcoAurelio"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "elemento",
@@ -39,7 +40,7 @@
 	"NEW_VARIABLE": "Crear variable…",
 	"NEW_VARIABLE_TITLE": "Nombre de variable nueva:",
 	"VARIABLE_ALREADY_EXISTS": "Ya existe una variable llamada \"%1\".",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Ya existe una variable nombrada \"%1\" para otra variable del tipo \"%2\".",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Ya existe una variable nombrada '%1' para otra variable del tipo: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "¿Borrar %1 usos de la variable \"%2\"?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "No se puede eliminar la variable \"%1\" porque es parte de la definición de la función \"%2\"",
 	"DELETE_VARIABLE": "Borrar la variable \"%1\"",
diff --git a/msg/json/et.json b/msg/json/et.json
index 6e88ad8ed..2f09fe6d0 100644
--- a/msg/json/et.json
+++ b/msg/json/et.json
@@ -2,7 +2,8 @@
 	"@metadata": {
 		"authors": [
 			"Aivarannamaa",
-			"Hasso"
+			"Hasso",
+			"Puik"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "objekt",
@@ -74,6 +75,9 @@
 	"CONTROLS_IF_IF_TOOLTIP": "Selle „kui“ ploki muutmine sektsioonide lisamise, eemaldamise ja järjestamisega.",
 	"CONTROLS_IF_ELSEIF_TOOLTIP": "Lisab „kui“ plokile tingimuse.",
 	"CONTROLS_IF_ELSE_TOOLTIP": "Lisab „kui“ plokile lõpliku tingimuseta koodiploki.",
+	"IOS_VARIABLES_DELETE_BUTTON": "Kustuta",
+	"IOS_VARIABLES_VARIABLE_NAME": "Muutuja nimi",
+	"IOS_VARIABLES_EMPTY_NAME_ERROR": "Tühja muutuja nime ei saa kasutada.",
 	"LOGIC_COMPARE_HELPURL": "https://en.wikipedia.org/wiki/Inequality_(mathematics)",
 	"LOGIC_COMPARE_TOOLTIP_EQ": "Tagastab „tõene“, kui avaldiste väärtused on võrdsed.",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "Tagastab „tõene“, kui avaldiste väärtused pole võrdsed.",
@@ -211,6 +215,7 @@
 	"TEXT_PROMPT_TYPE_NUMBER": "kasutajalt küsitud arv teatega",
 	"TEXT_PROMPT_TOOLTIP_NUMBER": "Küsib kasutajalt teadet näidates mingit arvu.",
 	"TEXT_PROMPT_TOOLTIP_TEXT": "Küsib kasutajalt teadet näidates mingit teksti.",
+	"TEXT_COUNT_TOOLTIP": "Loenda, mitu korda mingi tekst esineb teise teksti sees.",
 	"LISTS_CREATE_EMPTY_TITLE": "tühi loend",
 	"LISTS_CREATE_EMPTY_TOOLTIP": "Tagastab loendi, mille pikkus on 0 ja milles pole ühtegi elementi.",
 	"LISTS_CREATE_WITH_TOOLTIP": "Tekitab mistahes arvust elementidest loendi.",
diff --git a/msg/json/eu.json b/msg/json/eu.json
index a02d0ba72..885c6878a 100644
--- a/msg/json/eu.json
+++ b/msg/json/eu.json
@@ -4,7 +4,8 @@
 			"An13sa",
 			"Asieriko",
 			"Mikel Ibaiba",
-			"Subi"
+			"Subi",
+			"RFenichel"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "Elementua",
@@ -38,7 +39,7 @@
 	"COLOUR_RGB_RED": "gorria",
 	"COLOUR_RGB_GREEN": "berdea",
 	"COLOUR_RGB_BLUE": "urdina",
-	"COLOUR_RGB_TOOLTIP": "\nSortu kolorea zehaztutako gorriz, berdearekin eta urdinekin. Balio guztiak 0 eta 100 artean egon behar dira.",
+	"COLOUR_RGB_TOOLTIP": "Sortu kolorea zehaztutako gorriz, berdearekin eta urdinekin. Balio guztiak 0 eta 100 artean egon behar dira.",
 	"COLOUR_BLEND_TITLE": "Nahastu",
 	"COLOUR_BLEND_COLOUR1": "1 Kolorea",
 	"COLOUR_BLEND_COLOUR2": "2 Kolorea",
diff --git a/msg/json/fa.json b/msg/json/fa.json
index 5a0f33c5a..4417b97fe 100644
--- a/msg/json/fa.json
+++ b/msg/json/fa.json
@@ -179,7 +179,7 @@
 	"MATH_ONLIST_OPERATOR_RANDOM": "مورد تصادفی از فهرست",
 	"MATH_ONLIST_TOOLTIP_RANDOM": "موردی تصادفی از فهرست را بر می‌گرداند.",
 	"MATH_MODULO_HELPURL": "https://fa.wikipedia.org/wiki/%D8%B9%D9%85%D9%84%DB%8C%D8%A7%D8%AA_%D9%BE%DB%8C%D9%85%D8%A7%D9%86%D9%87",
-	"MATH_MODULO_TITLE": "باقی‌ماندهٔ %1 + %2",
+	"MATH_MODULO_TITLE": "باقی‌ماندهٔ %1 ÷ %2",
 	"MATH_MODULO_TOOLTIP": "باقی‌ماندهٔ تقسیم دو عدد را بر می‌گرداند.",
 	"MATH_CONSTRAIN_TITLE": "محدودکردن %1 پایین %2 بالا %3",
 	"MATH_CONSTRAIN_TOOLTIP": "محدودکردن یک عدد بین محدودیت‌های مشخص‌شده (بسته).",
@@ -279,7 +279,7 @@
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST": "اولین مورد را در یک فهرست حذف می‌کند.",
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST": "آخرین مورد را در یک فهرست حذف می‌کند.",
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM": "یک مورد تصادفی را یک فهرست حذف می‌کند.",
-	"LISTS_SET_INDEX_SET": "مجموعه",
+	"LISTS_SET_INDEX_SET": "اعمال",
 	"LISTS_SET_INDEX_INSERT": "درج در",
 	"LISTS_SET_INDEX_INPUT_TO": "به عنوان",
 	"LISTS_SET_INDEX_TOOLTIP_SET_FROM": "مورد مشخص‌شده در یک فهرست را قرار می‌دهد.",
diff --git a/msg/json/fi.json b/msg/json/fi.json
index ba9ecd379..dcb5bffa2 100644
--- a/msg/json/fi.json
+++ b/msg/json/fi.json
@@ -39,9 +39,13 @@
 	"RENAME_VARIABLE": "Nimeä uudelleen muuttuja...",
 	"RENAME_VARIABLE_TITLE": "Nimeä uudelleen kaikki '%1' muuttujaa:",
 	"NEW_VARIABLE": "Luo muuttuja...",
+	"NEW_STRING_VARIABLE": "Luo merkkijonomuuttuja...",
+	"NEW_NUMBER_VARIABLE": "Luo numeromuuttuja...",
+	"NEW_COLOUR_VARIABLE": "Luo värimuuttuja...",
+	"NEW_VARIABLE_TYPE_TITLE": "Uuden muuttujan tyyppi:",
 	"NEW_VARIABLE_TITLE": "Uuden muuttujan nimi:",
 	"VARIABLE_ALREADY_EXISTS": "Muuttuja nimeltään '%1' jo olemassa.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Muuttuja nimeltä '%1' on jo olemassa toiselle muuttujalle tyypiltään '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Muuttuja nimeltä '%1' on jo olemassa toiselle tyypille: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Poistetaanko %1 käyttöä muuttujalta '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Ei voida poistaa muuttujaa '%1' koska se on osa funktion määritelmää '%2'",
 	"DELETE_VARIABLE": "Poista muuttuja '%1'",
diff --git a/msg/json/fr.json b/msg/json/fr.json
index 572833e7b..0dc0ab03a 100644
--- a/msg/json/fr.json
+++ b/msg/json/fr.json
@@ -39,9 +39,13 @@
 	"RENAME_VARIABLE": "Renommer la variable…",
 	"RENAME_VARIABLE_TITLE": "Renommer toutes les variables « %1 » en :",
 	"NEW_VARIABLE": "Créer une variable...",
+	"NEW_STRING_VARIABLE": "Créer une variable chaîne…",
+	"NEW_NUMBER_VARIABLE": "Créer une variable nombre…",
+	"NEW_COLOUR_VARIABLE": "Créer une variable couleur…",
+	"NEW_VARIABLE_TYPE_TITLE": "Nouveau type de variable :",
 	"NEW_VARIABLE_TITLE": "Le nom de la nouvelle variable :",
 	"VARIABLE_ALREADY_EXISTS": "Une variable appelée '%1' existe déjà.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Une variable nommée '%1' existe déjà pour une autre variable de type '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Une variable nommée '%1' existe déjà pour un autre type : '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Supprimer %1 utilisations de la variable '%2' ?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Impossible de supprimer la variable '%1' parce qu’elle fait partie de la définition de la fonction '%2'",
 	"DELETE_VARIABLE": "Supprimer la variable '%1'",
diff --git a/msg/json/gor.json b/msg/json/gor.json
index 0bf25e0dd..214fdae2b 100644
--- a/msg/json/gor.json
+++ b/msg/json/gor.json
@@ -3,7 +3,8 @@
 		"authors": [
 			"Lukman Tomayahu",
 			"Marwan Mohamad",
-			"Zhoelyakin"
+			"Zhoelyakin",
+			"RFenichel"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "item",
@@ -36,7 +37,7 @@
 	"COLOUR_RGB_RED": "meela",
 	"COLOUR_RGB_GREEN": "moyidu",
 	"COLOUR_RGB_BLUE": "wahu'ente",
-	"COLOUR_RGB_TOOLTIP": "Pohutuwa laku wolo jumula u tilantu monto u meela, moyidu wawu wahu'ente.\nNga'amila musi o woolota 0 wawu 100",
+	"COLOUR_RGB_TOOLTIP": "Pohutuwa laku wolo jumula u tilantu monto u meela, moyidu wawu wahu'ente. Nga'amila musi o woolota 0 wawu 100",
 	"COLOUR_BLEND_TITLE": "Ulawuwa",
 	"COLOUR_BLEND_COLOUR1": "laku 1",
 	"COLOUR_BLEND_COLOUR2": "laku 2",
diff --git a/msg/json/he.json b/msg/json/he.json
index 54aa31f72..4654573b3 100644
--- a/msg/json/he.json
+++ b/msg/json/he.json
@@ -11,7 +11,9 @@
 			"LaG roiL",
 			"아라",
 			"Elyashiv",
-			"Guycn2"
+			"Guycn2",
+			"Deborahjay",
+			"נדב ס"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "פריט",
@@ -38,7 +40,11 @@
 	"RENAME_VARIABLE": "שנה את שם המשתנה...",
 	"RENAME_VARIABLE_TITLE": "שנה את שם כל '%1' המשתנים ל:",
 	"NEW_VARIABLE": "משתנה חדש...",
+	"NEW_VARIABLE_TYPE_TITLE": "סוג המשתנה החדש:",
 	"NEW_VARIABLE_TITLE": "שם המשתנה החדש:",
+	"VARIABLE_ALREADY_EXISTS": "קיים כבר משתנה בשם \"%1\".",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "קיים כבר משתנה בשם \"%1\" מסוג אחר: \"%2\"",
+	"CANNOT_DELETE_VARIABLE_PROCEDURE": "אי אפשר למחוק את המשתנה \"%1\", מכיוון שהגדרת הפונקציה \"%2\" משתמשת בו.",
 	"COLOUR_PICKER_HELPURL": "http://he.wikipedia.org/wiki/%D7%A6%D7%91%D7%A2",
 	"COLOUR_PICKER_TOOLTIP": "בחר צבע מן הצבעים.",
 	"COLOUR_RANDOM_TITLE": "צבע אקראי",
@@ -79,6 +85,15 @@
 	"CONTROLS_IF_IF_TOOLTIP": "תוסיף, תמחק, או תסדר מחדש כדי להגדיר מחדש את הבלוק If.",
 	"CONTROLS_IF_ELSEIF_TOOLTIP": "תוסיף תנאי לבלוק If.",
 	"CONTROLS_IF_ELSE_TOOLTIP": "לסיום, כל התנאים תקפים לגבי בלוק If.",
+	"IOS_OK": "אישור",
+	"IOS_CANCEL": "ביטול",
+	"IOS_ERROR": "שגיאה",
+	"IOS_VARIABLES_ADD_VARIABLE": "+ הוספת משתנה",
+	"IOS_VARIABLES_ADD_BUTTON": "הוספה",
+	"IOS_VARIABLES_RENAME_BUTTON": "שינוי שם",
+	"IOS_VARIABLES_DELETE_BUTTON": "מחיקה",
+	"IOS_VARIABLES_VARIABLE_NAME": "שם המשתנה",
+	"IOS_VARIABLES_EMPTY_NAME_ERROR": "לא ניתן להזין שם ריק למשתנה.",
 	"LOGIC_COMPARE_TOOLTIP_EQ": "תחזיר נכון אם שני הקלטים שווים אחד לשני.",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "תחזיר אמת אם שני הקלטים אינם שווים זה לזה.",
 	"LOGIC_COMPARE_TOOLTIP_LT": "תחזיר אמת (true) אם הקלט הראשון הוא קטן יותר מאשר הקלט השני.",
@@ -93,7 +108,7 @@
 	"LOGIC_NEGATE_TOOLTIP": "החזר אמת אם הקלט הוא שקר. החזר שקר אם הקלט אמת.",
 	"LOGIC_BOOLEAN_TRUE": "נכון",
 	"LOGIC_BOOLEAN_FALSE": "שגוי",
-	"LOGIC_BOOLEAN_TOOLTIP": "תחזיר אם נכון או אם שגוי.",
+	"LOGIC_BOOLEAN_TOOLTIP": "מחזיר או האם נכון או האם שגוי.",
 	"LOGIC_NULL": "null",
 	"LOGIC_NULL_TOOLTIP": "תחזיר ריק.",
 	"LOGIC_TERNARY_CONDITION": "בדיקה",
@@ -158,15 +173,20 @@
 	"MATH_ONLIST_TOOLTIP_MEDIAN": "תחזיר את המספר החיצוני ביותר ברשימה.",
 	"MATH_ONLIST_OPERATOR_MODE": "שכיחי הרשימה",
 	"MATH_ONLIST_TOOLTIP_MODE": "החזרת רשימה של הפריטים הנפוצים ביותר ברשימה",
+	"MATH_ONLIST_TOOLTIP_STD_DEV": "מחזיר את סטיית התקן של הרשימה.",
 	"MATH_ONLIST_OPERATOR_RANDOM": "פריט אקראי מרשימה",
 	"MATH_ONLIST_TOOLTIP_RANDOM": "תחזיר רכיב אקראי מרשימה.",
 	"MATH_MODULO_TITLE": "שארית החילוק %1 ÷ %2",
 	"MATH_MODULO_TOOLTIP": "החזרת השארית מחלוקת שני המספרים.",
+	"MATH_RANDOM_INT_TITLE": "מספר שלם אקראי בין %1 ל-%2 (כולל)",
 	"MATH_RANDOM_FLOAT_TITLE_RANDOM": "שבר אקראי",
 	"TEXT_TEXT_TOOLTIP": "אות, מילה, או שורת טקסט.",
 	"TEXT_JOIN_TITLE_CREATEWITH": "יצירת טקסט עם",
 	"TEXT_CREATE_JOIN_TITLE_JOIN": "צירוף",
 	"TEXT_APPEND_TITLE": "אל %1 הוספת טקסט %2",
+	"TEXT_LENGTH_TITLE": "אורכו של %1",
+	"TEXT_LENGTH_TOOLTIP": "מחזיר את מספר התווים (אותיות, רווחים וכו') בטקסט שהוזן.",
+	"TEXT_ISEMPTY_TITLE": "%1 הוא ריק",
 	"TEXT_INDEXOF_TOOLTIP": "מחזירה את האינדקס של המופע הראשון/האחרון בטקסט הראשון לתוך הטקסט השני. מחזירה %1 אם הטקסט אינו נמצא.",
 	"TEXT_GET_SUBSTRING_END_FROM_START": "לאות #",
 	"TEXT_GET_SUBSTRING_END_FROM_END": "לאות # מהסוף",
diff --git a/msg/json/hi.json b/msg/json/hi.json
index 6643860f3..edb61577f 100644
--- a/msg/json/hi.json
+++ b/msg/json/hi.json
@@ -33,6 +33,10 @@
 	"RENAME_VARIABLE": "चर का नाम बदलें...",
 	"RENAME_VARIABLE_TITLE": "सभी '%1' चरों के नाम बदलें:",
 	"NEW_VARIABLE": "चर बनाएँ...",
+	"NEW_STRING_VARIABLE": "लड़ी चर बनायें...",
+	"NEW_NUMBER_VARIABLE": "संख्या चर बनायें...",
+	"NEW_COLOUR_VARIABLE": "रंग चर बनाएँ...",
+	"NEW_VARIABLE_TYPE_TITLE": "नए चर का नाम:",
 	"NEW_VARIABLE_TITLE": "नए चर का नाम:",
 	"VARIABLE_ALREADY_EXISTS": "प्राचल नाम '%1' पहले से मौजूद है।",
 	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "'%1' नाम का एक चर पहले से '%2' प्रकार के अन्य चर के लिए मौजूद है।",
diff --git a/msg/json/it.json b/msg/json/it.json
index cc1f876a1..d68bd6d52 100644
--- a/msg/json/it.json
+++ b/msg/json/it.json
@@ -39,7 +39,7 @@
 	"NEW_VARIABLE": "Crea variabile...",
 	"NEW_VARIABLE_TITLE": "Nome della nuova variabile:",
 	"VARIABLE_ALREADY_EXISTS": "Una variabile denominata '%1' esiste già.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Una variabile nominata \"%1\" esiste già per un'altra variabile del tipo \"%2\".",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Una variabile nominata '%1' esiste già per un'altro tipo: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Cancella %1 usi della variabile '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Non si può cancellare la variabile '%1' perché è parte della definizione della funzione '%2'",
 	"DELETE_VARIABLE": "Cancella la variabile '%1'",
diff --git a/msg/json/ja.json b/msg/json/ja.json
index a21cbfe47..0503b9dd5 100644
--- a/msg/json/ja.json
+++ b/msg/json/ja.json
@@ -9,7 +9,10 @@
 			"Sgk",
 			"TAKAHASHI Shuuji",
 			"Suiato",
-			"ネイ"
+			"ネイ",
+			"Aefgh39622",
+			"Omotecho",
+			"Gimite"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "項目",
@@ -36,16 +39,22 @@
 	"RENAME_VARIABLE": "変数の名前を変える…",
 	"RENAME_VARIABLE_TITLE": "選択した%1の変数すべての名前を変える：",
 	"NEW_VARIABLE": "変数の作成…",
+	"NEW_STRING_VARIABLE": "文字列の変数を作る...",
+	"NEW_NUMBER_VARIABLE": "数の変数を作る...",
+	"NEW_COLOUR_VARIABLE": "色の変数を作る...",
+	"NEW_VARIABLE_TYPE_TITLE": "新しい変数の型:",
 	"NEW_VARIABLE_TITLE": "新しい変数の名前：",
 	"VARIABLE_ALREADY_EXISTS": "変数名 '%1' は既に存在しています。",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "'%2' 型の '%1' という名前の変数が既に存在します。",
 	"DELETE_VARIABLE_CONFIRMATION": "%1か所で使われている変数 '%2' を削除しますか？",
+	"CANNOT_DELETE_VARIABLE_PROCEDURE": "変数 '%1' は関数 '%2' の定義の一部であるため、削除できません",
 	"DELETE_VARIABLE": "変数 '%1' を削除",
 	"COLOUR_PICKER_HELPURL": "https://ja.wikipedia.org/wiki/色",
 	"COLOUR_PICKER_TOOLTIP": "パレットから色を選んでください。",
 	"COLOUR_RANDOM_TITLE": "ランダムな色",
 	"COLOUR_RANDOM_TOOLTIP": "ランダムな色を選ぶ。",
 	"COLOUR_RGB_HELPURL": "http://www.december.com/html/spec/colorper.html",
-	"COLOUR_RGB_TITLE": "色づけ",
+	"COLOUR_RGB_TITLE": "色：",
 	"COLOUR_RGB_RED": "赤",
 	"COLOUR_RGB_GREEN": "緑",
 	"COLOUR_RGB_BLUE": "青",
@@ -57,7 +66,7 @@
 	"COLOUR_BLEND_RATIO": "比率",
 	"COLOUR_BLEND_TOOLTIP": "2色を与えられた比率（0.0～1.0）で混ぜます。",
 	"CONTROLS_REPEAT_HELPURL": "https://ja.wikipedia.org/wiki/for文",
-	"CONTROLS_REPEAT_TITLE": "%1 回繰り返します",
+	"CONTROLS_REPEAT_TITLE": "%1 回繰り返す",
 	"CONTROLS_REPEAT_INPUT_DO": "実行",
 	"CONTROLS_REPEAT_TOOLTIP": "いくつかのステートメントを数回実行します。",
 	"CONTROLS_WHILEUNTIL_OPERATOR_WHILE": "繰り返す：続ける条件",
@@ -65,10 +74,10 @@
 	"CONTROLS_WHILEUNTIL_TOOLTIP_WHILE": "値がtrueの間、いくつかのステートメントを実行する。",
 	"CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL": "値がfalseの間、いくつかのステートメントを実行する。",
 	"CONTROLS_FOR_TOOLTIP": "変数 '%1' が開始番号から終了番号まで指定した間隔での値をとって、指定したブロックを実行する。",
-	"CONTROLS_FOR_TITLE": "カウントする（ 変数： %1 範囲： %2 ～ %3 間隔： %4 ）",
+	"CONTROLS_FOR_TITLE": "%1 を %2 から %3 まで %4 ずつカウントする",
 	"CONTROLS_FOREACH_TITLE": "リスト%2の各項目%1について",
 	"CONTROLS_FOREACH_TOOLTIP": "リストの各項目について、その項目を変数'%1'として、いくつかのステートメントを実行します。",
-	"CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK": "ループから抜け出します",
+	"CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK": "ループから抜け出す",
 	"CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE": "ループの次の反復処理を続行します",
 	"CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK": "入っているループから抜け出します。",
 	"CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE": "このループの残りの部分をスキップして、ループの繰り返しを続けます。",
@@ -77,27 +86,32 @@
 	"CONTROLS_IF_TOOLTIP_2": "値が true 場合は、ステートメントの最初のブロックを行います。それ以外の場合は、ステートメントの 2 番目のブロックを行います。",
 	"CONTROLS_IF_TOOLTIP_3": "最初の値が true 場合は、ステートメントの最初のブロックを行います。それ以外の場合は、2 番目の値が true の場合、ステートメントの 2 番目のブロックをします。",
 	"CONTROLS_IF_TOOLTIP_4": "最初の値が true 場合は、ステートメントの最初のブロックを行います。2 番目の値が true の場合は、ステートメントの 2 番目のブロックを行います。それ以外の場合は最後のブロックのステートメントを行います。",
-	"CONTROLS_IF_MSG_IF": "もしも",
-	"CONTROLS_IF_MSG_ELSEIF": "他でもしも",
-	"CONTROLS_IF_MSG_ELSE": "他",
+	"CONTROLS_IF_MSG_IF": "もし",
+	"CONTROLS_IF_MSG_ELSEIF": "そうでなくもし",
+	"CONTROLS_IF_MSG_ELSE": "そうでなければ",
 	"CONTROLS_IF_IF_TOOLTIP": "追加、削除、またはセクションを順序変更して、ブロックをこれを再構成します。",
 	"CONTROLS_IF_ELSEIF_TOOLTIP": "「もしも」のブロックに条件を追加します。",
 	"CONTROLS_IF_ELSE_TOOLTIP": "Ifブロックに、すべてをキャッチする条件を追加。",
 	"IOS_OK": "OK",
 	"IOS_CANCEL": "キャンセル",
 	"IOS_ERROR": "エラー",
+	"IOS_PROCEDURES_INPUTS": "入力",
+	"IOS_PROCEDURES_ADD_INPUT": "+　入力を追加",
+	"IOS_PROCEDURES_ALLOW_STATEMENTS": "ステートメントを許可",
+	"IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR": "この関数には重複する入力があります。",
+	"IOS_VARIABLES_ADD_VARIABLE": "+ 変数を追加",
 	"IOS_VARIABLES_ADD_BUTTON": "追加",
 	"IOS_VARIABLES_RENAME_BUTTON": "名前を変更",
 	"IOS_VARIABLES_DELETE_BUTTON": "削除",
 	"IOS_VARIABLES_VARIABLE_NAME": "変数名",
 	"IOS_VARIABLES_EMPTY_NAME_ERROR": "空の変数名は使用できません。",
 	"LOGIC_COMPARE_HELPURL": "https://ja.wikipedia.org/wiki/不等式",
-	"LOGIC_COMPARE_TOOLTIP_EQ": "もし両方がお互いに等しく入力した場合は true を返します。",
+	"LOGIC_COMPARE_TOOLTIP_EQ": "両方の入力が互いに等しい場合に true を返します。",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "両方の入力が互いに等しくない場合に true を返します。",
-	"LOGIC_COMPARE_TOOLTIP_LT": "最初の入力が 2 番目の入力よりも小さいい場合は true を返します。",
-	"LOGIC_COMPARE_TOOLTIP_LTE": "もし、最初の入力が二つ目入力より少ないか、おなじであったらTRUEをかえしてください",
+	"LOGIC_COMPARE_TOOLTIP_LT": "最初の入力が 2 番目の入力よりも小さい場合は true を返します。",
+	"LOGIC_COMPARE_TOOLTIP_LTE": "最初の入力が 2 番目の入力以下の場合に true を返します。",
 	"LOGIC_COMPARE_TOOLTIP_GT": "最初の入力が 2 番目の入力よりも大きい場合は true を返します。",
-	"LOGIC_COMPARE_TOOLTIP_GTE": "もし入力がふたつめの入よりも大きかったらtrueをり返します。",
+	"LOGIC_COMPARE_TOOLTIP_GTE": "最初の入力が 2 番目の入力以上の場合に true を返します。",
 	"LOGIC_OPERATION_TOOLTIP_AND": "両方の入力が true のときに true を返します。",
 	"LOGIC_OPERATION_AND": "かつ",
 	"LOGIC_OPERATION_TOOLTIP_OR": "少なくとも 1 つの入力が true のときに true を返します。",
@@ -107,7 +121,7 @@
 	"LOGIC_NEGATE_TOOLTIP": "入力が false の場合は、true を返します。入力が true の場合は false を返します。",
 	"LOGIC_BOOLEAN_TRUE": "true",
 	"LOGIC_BOOLEAN_FALSE": "false",
-	"LOGIC_BOOLEAN_TOOLTIP": "True または false を返します。",
+	"LOGIC_BOOLEAN_TOOLTIP": "true または false を返します。",
 	"LOGIC_NULL_HELPURL": "https://en.wikipedia.org/wiki/Nullable_type",
 	"LOGIC_NULL": "null",
 	"LOGIC_NULL_TOOLTIP": "null を返します。",
@@ -163,7 +177,7 @@
 	"MATH_IS_DIVISIBLE_BY": "は以下で割りきれる：",
 	"MATH_IS_TOOLTIP": "数字が、偶数、奇数、素数、整数、正数、負数、または特定の数で割り切れるかどうかを判定し、true か false を返します。",
 	"MATH_CHANGE_HELPURL": "https://ja.wikipedia.org/wiki/加法",
-	"MATH_CHANGE_TITLE": "変更 %1 に %2",
+	"MATH_CHANGE_TITLE": "%1 を %2 増やす",
 	"MATH_CHANGE_TOOLTIP": "変数'%1'に数をたす。",
 	"MATH_ROUND_HELPURL": "https://ja.wikipedia.org/wiki/端数処理",
 	"MATH_ROUND_TOOLTIP": "数値を切り上げるか切り捨てる",
@@ -180,7 +194,7 @@
 	"MATH_ONLIST_TOOLTIP_AVERAGE": "リストの数値の平均 (算術平均) を返す。",
 	"MATH_ONLIST_OPERATOR_MEDIAN": "リストの中央値",
 	"MATH_ONLIST_TOOLTIP_MEDIAN": "リストの中央値を返す。",
-	"MATH_ONLIST_OPERATOR_MODE": "一覧モード",
+	"MATH_ONLIST_OPERATOR_MODE": "リストの最頻値",
 	"MATH_ONLIST_TOOLTIP_MODE": "リスト中の最頻項目のリストを返す。",
 	"MATH_ONLIST_OPERATOR_STD_DEV": "リストの標準偏差",
 	"MATH_ONLIST_TOOLTIP_STD_DEV": "リストの標準偏差を返す。",
@@ -189,7 +203,7 @@
 	"MATH_MODULO_HELPURL": "https://en.wikipedia.org/wiki/Modulo_operation",
 	"MATH_MODULO_TITLE": "%1÷%2の余り",
 	"MATH_MODULO_TOOLTIP": "2つの数値の割り算の余りを返す。",
-	"MATH_CONSTRAIN_TITLE": "%1の下限を%2に上限を%3に制限",
+	"MATH_CONSTRAIN_TITLE": "%1 を %2 以上 %3 以下の範囲に制限",
 	"MATH_CONSTRAIN_TOOLTIP": "指定した上限と下限の間に値を制限する（上限と下限の値を含む）。",
 	"MATH_RANDOM_INT_HELPURL": "https://en.wikipedia.org/wiki/Random_number_generation",
 	"MATH_RANDOM_INT_TITLE": "%1から%2までのランダムな整数",
@@ -213,32 +227,33 @@
 	"TEXT_INDEXOF_TOOLTIP": "二番目のテキストの中で一番目のテキストが最初／最後に出現したインデックスを返す。テキストが見つからない場合は%1を返す。",
 	"TEXT_INDEXOF_TITLE": "テキスト %1 %2 %3",
 	"TEXT_INDEXOF_OPERATOR_FIRST": "で以下のテキストの最初の出現箇所を検索：",
-	"TEXT_INDEXOF_OPERATOR_LAST": "テキストの最後の出現箇所を検索",
-	"TEXT_CHARAT_FROM_START": "で、文字# を取得",
-	"TEXT_CHARAT_FROM_END": "一番最後の言葉、キャラクターを所得",
+	"TEXT_INDEXOF_OPERATOR_LAST": "で以下のテキストの最後の出現箇所を検索：",
+	"TEXT_CHARAT_TITLE": "テキスト %1 %2",
+	"TEXT_CHARAT_FROM_START": "の、以下の数字番目の文字：",
+	"TEXT_CHARAT_FROM_END": "の、後ろから以下の数字番目の文字：",
 	"TEXT_CHARAT_FIRST": "最初の文字を得る",
 	"TEXT_CHARAT_LAST": "最後の文字を得る",
 	"TEXT_CHARAT_RANDOM": "ランダムな文字を得る",
 	"TEXT_CHARAT_TAIL": "",
 	"TEXT_CHARAT_TOOLTIP": "指定された位置に文字を返します。",
 	"TEXT_GET_SUBSTRING_TOOLTIP": "テキストの指定部分を返します。",
-	"TEXT_GET_SUBSTRING_INPUT_IN_TEXT": "テキストで",
-	"TEXT_GET_SUBSTRING_START_FROM_START": "文字列からの部分文字列を取得 ＃",
-	"TEXT_GET_SUBSTRING_START_FROM_END": "部分文字列を取得する #端から得る",
-	"TEXT_GET_SUBSTRING_START_FIRST": "部分文字列を取得する。",
-	"TEXT_GET_SUBSTRING_END_FROM_START": "# の文字",
-	"TEXT_GET_SUBSTRING_END_FROM_END": "文字列の＃ 終わりからの＃",
+	"TEXT_GET_SUBSTRING_INPUT_IN_TEXT": "テキスト",
+	"TEXT_GET_SUBSTRING_START_FROM_START": "の部分文字列を取得；開始位置：",
+	"TEXT_GET_SUBSTRING_START_FROM_END": "の部分文字列を取得；開始位置：後ろから",
+	"TEXT_GET_SUBSTRING_START_FIRST": "の部分文字列を取得；最初から",
+	"TEXT_GET_SUBSTRING_END_FROM_START": "終了位置：",
+	"TEXT_GET_SUBSTRING_END_FROM_END": "終了位置：後ろから",
 	"TEXT_GET_SUBSTRING_END_LAST": "最後のの文字",
 	"TEXT_GET_SUBSTRING_TAIL": "",
 	"TEXT_CHANGECASE_TOOLTIP": "別のケースに、テキストのコピーを返します。",
-	"TEXT_CHANGECASE_OPERATOR_UPPERCASE": "大文字に変換する",
+	"TEXT_CHANGECASE_OPERATOR_UPPERCASE": "大文字に",
 	"TEXT_CHANGECASE_OPERATOR_LOWERCASE": "小文字に",
 	"TEXT_CHANGECASE_OPERATOR_TITLECASE": "タイトル ケースに",
 	"TEXT_TRIM_TOOLTIP": "スペースを 1 つまたは両方の端から削除したのち、テキストのコピーを返します。",
 	"TEXT_TRIM_OPERATOR_BOTH": "両端のスペースを取り除く",
 	"TEXT_TRIM_OPERATOR_LEFT": "左端のスペースを取り除く",
 	"TEXT_TRIM_OPERATOR_RIGHT": "右端のスペースを取り除く",
-	"TEXT_PRINT_TITLE": "%1 を印刷します。",
+	"TEXT_PRINT_TITLE": "%1 を表示",
 	"TEXT_PRINT_TOOLTIP": "指定したテキスト、番号または他の値を印刷します。",
 	"TEXT_PROMPT_TYPE_TEXT": "メッセージでテキスト入力を求める",
 	"TEXT_PROMPT_TYPE_NUMBER": "メッセージで番号の入力を求める",
@@ -267,15 +282,15 @@
 	"LISTS_LENGTH_TOOLTIP": "リストの長さを返します。",
 	"LISTS_ISEMPTY_TITLE": "%1が空",
 	"LISTS_ISEMPTY_TOOLTIP": "リストが空の場合は、true を返します。",
-	"LISTS_INLIST": "リストで",
-	"LISTS_INDEX_OF_FIRST": "最初に見つかった項目を検索します。",
-	"LISTS_INDEX_OF_LAST": "最後に見つかったアイテムを見つける",
+	"LISTS_INLIST": "リスト",
+	"LISTS_INDEX_OF_FIRST": "で以下のアイテムの最初の出現箇所を検索：",
+	"LISTS_INDEX_OF_LAST": "で以下のテキストの最後の出現箇所を検索：",
 	"LISTS_INDEX_OF_TOOLTIP": "リスト項目の最初/最後に出現するインデックス位置を返します。項目が見つからない場合は %1 を返します。",
 	"LISTS_GET_INDEX_GET": "取得",
-	"LISTS_GET_INDEX_GET_REMOVE": "取得と削除",
+	"LISTS_GET_INDEX_GET_REMOVE": "取得して削除",
 	"LISTS_GET_INDEX_REMOVE": "削除",
 	"LISTS_GET_INDEX_FROM_START": "#",
-	"LISTS_GET_INDEX_FROM_END": "後ろから #",
+	"LISTS_GET_INDEX_FROM_END": "位置：後ろから",
 	"LISTS_GET_INDEX_FIRST": "最初",
 	"LISTS_GET_INDEX_LAST": "最後",
 	"LISTS_GET_INDEX_RANDOM": "ランダム",
@@ -296,7 +311,7 @@
 	"LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM": "リスト内にあるアイテムをランダムに削除します。",
 	"LISTS_SET_INDEX_SET": "セット",
 	"LISTS_SET_INDEX_INSERT": "挿入位置：",
-	"LISTS_SET_INDEX_INPUT_TO": "として",
+	"LISTS_SET_INDEX_INPUT_TO": "値：",
 	"LISTS_SET_INDEX_TOOLTIP_SET_FROM": "リスト内の指定された位置に項目を設定します。",
 	"LISTS_SET_INDEX_TOOLTIP_SET_FIRST": "リスト内に最初の項目を設定します。",
 	"LISTS_SET_INDEX_TOOLTIP_SET_LAST": "リスト内の最後の項目を設定します。",
@@ -308,13 +323,13 @@
 	"LISTS_GET_SUBLIST_START_FROM_START": "# からサブディレクトリのリストを取得します。",
 	"LISTS_GET_SUBLIST_START_FROM_END": "端から #のサブリストを取得します。",
 	"LISTS_GET_SUBLIST_START_FIRST": "最初からサブリストを取得する。",
-	"LISTS_GET_SUBLIST_END_FROM_START": "＃へ",
-	"LISTS_GET_SUBLIST_END_FROM_END": "最後から＃へ",
-	"LISTS_GET_SUBLIST_END_LAST": "最後へ",
+	"LISTS_GET_SUBLIST_END_FROM_START": "終了位置：",
+	"LISTS_GET_SUBLIST_END_FROM_END": "終了位置：後ろから",
+	"LISTS_GET_SUBLIST_END_LAST": "最後まで",
 	"LISTS_GET_SUBLIST_TAIL": "",
 	"LISTS_GET_SUBLIST_TOOLTIP": "リストの指定された部分のコピーを作成してくださ。",
 	"LISTS_SORT_HELPURL": "https://github.com/google/blockly/wiki/Lists#sorting-a-list",
-	"LISTS_SORT_TITLE": "並べ替え（タイプ：%1、順番：%2、項目のリスト：%3）",
+	"LISTS_SORT_TITLE": "%1 ( %2 ) に %3 を並び替える",
 	"LISTS_SORT_TOOLTIP": "リストのコピーを並べ替え",
 	"LISTS_SORT_ORDER_ASCENDING": "昇順",
 	"LISTS_SORT_ORDER_DESCENDING": "降順",
@@ -331,14 +346,14 @@
 	"LISTS_REVERSE_TOOLTIP": "リストのコピーを逆順にする。",
 	"VARIABLES_GET_TOOLTIP": "この変数の値を返します。",
 	"VARIABLES_GET_CREATE_SET": "'セット%1を作成します。",
-	"VARIABLES_SET": "セット %1 宛先 %2",
+	"VARIABLES_SET": "%1 に %2 をセット",
 	"VARIABLES_SET_TOOLTIP": "この入力を変数と等しくなるように設定します。",
 	"VARIABLES_SET_CREATE_GET": "'%1 を取得' を作成します。",
 	"PROCEDURES_DEFNORETURN_HELPURL": "https://ja.wikipedia.org/wiki/サブルーチン",
-	"PROCEDURES_DEFNORETURN_TITLE": "宛先",
-	"PROCEDURES_DEFNORETURN_PROCEDURE": "何かしてください",
-	"PROCEDURES_BEFORE_PARAMS": "対象：",
-	"PROCEDURES_CALL_BEFORE_PARAMS": "対象：",
+	"PROCEDURES_DEFNORETURN_TITLE": "関数",
+	"PROCEDURES_DEFNORETURN_PROCEDURE": "何かする",
+	"PROCEDURES_BEFORE_PARAMS": "引数：",
+	"PROCEDURES_CALL_BEFORE_PARAMS": "引数：",
 	"PROCEDURES_DEFNORETURN_DO": "",
 	"PROCEDURES_DEFNORETURN_TOOLTIP": "出力なしの関数を作成します。",
 	"PROCEDURES_DEFNORETURN_COMMENT": "この関数の説明…",
diff --git a/msg/json/ko.json b/msg/json/ko.json
index 04afeb615..061774434 100644
--- a/msg/json/ko.json
+++ b/msg/json/ko.json
@@ -11,14 +11,15 @@
 			"Lemondoge",
 			"Ykhwong",
 			"Jerrykim306",
-			"Onebone"
+			"Onebone",
+			"JeonHK"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "항목",
 	"TODAY": "오늘",
 	"DUPLICATE_BLOCK": "복제",
-	"ADD_COMMENT": "메모 추가",
-	"REMOVE_COMMENT": "내용 제거",
+	"ADD_COMMENT": "주석 추가",
+	"REMOVE_COMMENT": "주석 제거",
 	"EXTERNAL_INPUTS": "외부 입력",
 	"INLINE_INPUTS": "내부 입력",
 	"DELETE_BLOCK": "블록 삭제",
@@ -38,9 +39,13 @@
 	"RENAME_VARIABLE": "변수 이름 바꾸기:",
 	"RENAME_VARIABLE_TITLE": "'%1' 변수 이름을 바꾸기:",
 	"NEW_VARIABLE": "변수 만들기...",
+	"NEW_STRING_VARIABLE": "문자열 변수 만들기...",
+	"NEW_NUMBER_VARIABLE": "숫자 변수 만들기....",
+	"NEW_COLOUR_VARIABLE": "색 변수 만들기...",
+	"NEW_VARIABLE_TYPE_TITLE": "새 변수 유형:",
 	"NEW_VARIABLE_TITLE": "새 변수 이름:",
 	"VARIABLE_ALREADY_EXISTS": "'%1' 변수는 이미 존재합니다.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "'%1' 변수는 '%2' 유형의 다른 변수에 대해 이미 존재합니다.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "'%1' 변수는 다른 유형에 대해 이미 존재합니다: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "'%2' 변수에서 %1을(를) 삭제하시겠습니까?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "'%2' 함수 정의의 일부이기 때문에 '%1' 변수를 삭제할 수 없습니다",
 	"DELETE_VARIABLE": "'%1' 변수를 삭제합니다",
diff --git a/msg/json/lb.json b/msg/json/lb.json
index 54118f009..321376091 100644
--- a/msg/json/lb.json
+++ b/msg/json/lb.json
@@ -53,7 +53,7 @@
 	"IOS_CANCEL": "Ofbriechen",
 	"IOS_ERROR": "Feeler",
 	"IOS_VARIABLES_ADD_VARIABLE": "+ Variabel derbäisetzen",
-	"IOS_VARIABLES_ADD_BUTTON": "Dobäisetzen",
+	"IOS_VARIABLES_ADD_BUTTON": "Derbäisetzen",
 	"IOS_VARIABLES_RENAME_BUTTON": "Ëmbenennen",
 	"IOS_VARIABLES_DELETE_BUTTON": "Läschen",
 	"IOS_VARIABLES_VARIABLE_NAME": "Numm vun der Variabel",
@@ -127,7 +127,7 @@
 	"LISTS_SET_INDEX_INPUT_TO": "als",
 	"LISTS_SET_INDEX_TOOLTIP_SET_RANDOM": "Setzt en zoufällegt Element an eng Lëscht.",
 	"LISTS_SET_INDEX_TOOLTIP_INSERT_LAST": "Setzt d'Element um Enn vun enger Lëscht derbäi.",
-	"LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM": "Setzt d'Element op eng zoufälleg Plaz an d'Lëscht dobäi.",
+	"LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM": "Setzt d'Element op eng zoufälleg Plaz an d'Lëscht derbäi.",
 	"LISTS_SORT_TITLE": "%1 %2 %3 zortéieren",
 	"LISTS_SORT_TYPE_NUMERIC": "numeresch",
 	"LISTS_SORT_TYPE_TEXT": "alphabetesch",
diff --git a/msg/json/lv.json b/msg/json/lv.json
index 2c5d5b91b..65859303a 100644
--- a/msg/json/lv.json
+++ b/msg/json/lv.json
@@ -4,7 +4,8 @@
 			"Elomage",
 			"Janis",
 			"Papuass",
-			"Silraks"
+			"Silraks",
+			"RFenichel"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "vienums",
@@ -189,7 +190,7 @@
 	"TEXT_LENGTH_TOOLTIP": "Atgriež burtu skaitu (ieskaitot atstarpes) dotajā tekstā.",
 	"TEXT_ISEMPTY_TITLE": "%1 ir tukšs",
 	"TEXT_ISEMPTY_TOOLTIP": "Patiess, ja teksts ir tukšs.",
-	"TEXT_INDEXOF_TOOLTIP": "Meklē pirmā teksta rindu otrajā tekstā.  Atgriež pozīciju otrajā tekstā, kurā sākas pirmais teksts.\nAtgriež %1 ja pirmā teksta rinda nav atrasta.",
+	"TEXT_INDEXOF_TOOLTIP": "Meklē pirmā teksta rindu otrajā tekstā.  Atgriež pozīciju otrajā tekstā, kurā sākas pirmais teksts. Atgriež %1 ja pirmā teksta rinda nav atrasta.",
 	"TEXT_INDEXOF_TITLE": "tekstā %1 %2 %3",
 	"TEXT_INDEXOF_OPERATOR_FIRST": "meklēt pirmo vietu, kur sākas teksts",
 	"TEXT_INDEXOF_OPERATOR_LAST": "meklēt pēdējo vietu, kur sākas teksts",
diff --git a/msg/json/oc.json b/msg/json/oc.json
index 70a63208c..758ae1340 100644
--- a/msg/json/oc.json
+++ b/msg/json/oc.json
@@ -28,8 +28,15 @@
 	"RENAME_VARIABLE": "Renomenar la variabla…",
 	"RENAME_VARIABLE_TITLE": "Renomenar totas las variablas « %1 » a :",
 	"NEW_VARIABLE": "Crear una variabla...",
+	"NEW_STRING_VARIABLE": "Crear una variabla cadena…",
+	"NEW_NUMBER_VARIABLE": "Crear una variabla nombre…",
+	"NEW_COLOUR_VARIABLE": "Crear una variabla color…",
+	"NEW_VARIABLE_TYPE_TITLE": "Novèl tipe de variabla :",
 	"NEW_VARIABLE_TITLE": "Nom de la novèla variabla :",
+	"VARIABLE_ALREADY_EXISTS": "Existís ja una variabla nomenada \"%1\".",
+	"DELETE_VARIABLE": "Suprimir la variabla '%1'",
 	"COLOUR_PICKER_HELPURL": "https://oc.wikipedia.org/wiki/Color",
+	"COLOUR_PICKER_TOOLTIP": "Causir una color dins la paleta.",
 	"COLOUR_RANDOM_TITLE": "color aleatòria",
 	"COLOUR_RANDOM_TOOLTIP": "Causir una color a l'azard.",
 	"COLOUR_RGB_TITLE": "coloriar amb",
@@ -47,9 +54,27 @@
 	"CONTROLS_WHILEUNTIL_OPERATOR_UNTIL": "repetir fins a",
 	"CONTROLS_FOR_TITLE": "comptar amb %1 de %2 a %3 per %4",
 	"CONTROLS_FOREACH_TITLE": "per cada element %1 dins la lista %2",
+	"CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK": "quitar la bocla",
+	"CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE": "passar a l’iteracion de bocla seguenta",
+	"CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK": "Sortir de la bocla englobanta.",
 	"CONTROLS_IF_MSG_IF": "se",
 	"CONTROLS_IF_MSG_ELSEIF": "siquenon se",
 	"CONTROLS_IF_MSG_ELSE": "siquenon",
+	"CONTROLS_IF_ELSEIF_TOOLTIP": "Apondre una condicion al blòt 'se'.",
+	"IOS_OK": "D'acòrdi",
+	"IOS_CANCEL": "Anullar",
+	"IOS_ERROR": "Error",
+	"IOS_PROCEDURES_INPUTS": "ENTRADAS",
+	"IOS_PROCEDURES_ADD_INPUT": "+ Apondre una entrada",
+	"IOS_PROCEDURES_ALLOW_STATEMENTS": "Òrdres autorizats",
+	"IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR": "Aquesta foncion a d'entradas duplicadas.",
+	"IOS_VARIABLES_ADD_VARIABLE": "+ Apondre una variabla",
+	"IOS_VARIABLES_ADD_BUTTON": "Apondre",
+	"IOS_VARIABLES_RENAME_BUTTON": "Renomenar",
+	"IOS_VARIABLES_DELETE_BUTTON": "Suprimir",
+	"IOS_VARIABLES_VARIABLE_NAME": "Nom de la variabla",
+	"IOS_VARIABLES_EMPTY_NAME_ERROR": "Podètz pas utilizar un nom de variabla void.",
+	"LOGIC_COMPARE_HELPURL": "https://fr.wikipedia.org/wiki/Inegalite_(mathematiques)",
 	"LOGIC_COMPARE_TOOLTIP_EQ": "Renviar verai se las doas entradas son egalas.",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "Renviar verai se las doas entradas son diferentas.",
 	"LOGIC_OPERATION_TOOLTIP_AND": "Renviar verai se las doas entradas son vertadièras.",
@@ -58,6 +83,7 @@
 	"LOGIC_NEGATE_TITLE": "pas %1",
 	"LOGIC_BOOLEAN_TRUE": "verai",
 	"LOGIC_BOOLEAN_FALSE": "fals",
+	"LOGIC_BOOLEAN_TOOLTIP": "Renvia siá verai siá fals.",
 	"LOGIC_NULL": "nul",
 	"LOGIC_NULL_TOOLTIP": "Renvia nul.",
 	"LOGIC_TERNARY_CONDITION": "tèst",
@@ -66,8 +92,25 @@
 	"MATH_NUMBER_HELPURL": "https://oc.wikipedia.org/wiki/Nombre",
 	"MATH_NUMBER_TOOLTIP": "Un nombre.",
 	"MATH_ARITHMETIC_HELPURL": "https://oc.wikipedia.org/wiki/Aritmetica",
+	"MATH_ARITHMETIC_TOOLTIP_ADD": "Renvia la soma dels dos nombres.",
+	"MATH_SINGLE_HELPURL": "https://fr.wikipedia.org/wiki/Racine_carree",
 	"MATH_SINGLE_OP_ROOT": "raiç carrada",
+	"MATH_SINGLE_TOOLTIP_ROOT": "Renvia la raiç carrada d’un nombre.",
 	"MATH_SINGLE_OP_ABSOLUTE": "absolut",
+	"MATH_SINGLE_TOOLTIP_ABS": "Renvia la valor absoluda d’un nombre.",
+	"MATH_SINGLE_TOOLTIP_NEG": "Renvia l’opausat d’un nombre",
+	"MATH_SINGLE_TOOLTIP_LN": "Renvia lo logaritme natural d’un nombre.",
+	"MATH_SINGLE_TOOLTIP_LOG10": "Renvia lo logaritme decimal d’un nombre.",
+	"MATH_SINGLE_TOOLTIP_EXP": "Renvia a la poténcia d’un nombre.",
+	"MATH_SINGLE_TOOLTIP_POW10": "Renvia 10 a la poténcia d’un nombre.",
+	"MATH_TRIG_HELPURL": "https://en.wikipedia.org/wiki/Trigonometric_functions",
+	"MATH_TRIG_TOOLTIP_SIN": "Renvia lo sinus d’un angle en grases (pas en radians).",
+	"MATH_TRIG_TOOLTIP_COS": "Renvia lo cosinus d’un angle en grases (pas en radians).",
+	"MATH_TRIG_TOOLTIP_TAN": "Renvia la tangenta d’un angle en grases (pas en radians).",
+	"MATH_TRIG_TOOLTIP_ASIN": "Renvia l’arcsinus d’un nombre.",
+	"MATH_TRIG_TOOLTIP_ACOS": "Renvia l’arccosinus d’un nombre.",
+	"MATH_TRIG_TOOLTIP_ATAN": "Renvia l’arctangenta d’un nombre.",
+	"MATH_CONSTANT_HELPURL": "https://en.wikipedia.org/wiki/Mathematical_constant",
 	"MATH_IS_EVEN": "es par",
 	"MATH_IS_ODD": "es impar",
 	"MATH_IS_PRIME": "es primièr",
@@ -84,11 +127,24 @@
 	"MATH_ONLIST_OPERATOR_MAX": "maximum de la lista",
 	"MATH_ONLIST_OPERATOR_AVERAGE": "mejana de la lista",
 	"MATH_ONLIST_OPERATOR_MEDIAN": "mediana de la lista",
+	"MATH_ONLIST_OPERATOR_MODE": "majoritaris de la lista",
+	"MATH_ONLIST_OPERATOR_STD_DEV": "escart-tipe de la lista",
+	"MATH_ONLIST_OPERATOR_RANDOM": "element aleatòri de lista",
+	"MATH_MODULO_HELPURL": "https://en.wikipedia.org/wiki/Modulo_operation",
+	"MATH_MODULO_TITLE": "residú de %1 ÷ %2",
+	"MATH_CONSTRAIN_TITLE": "constrénher %1 entre %2 e %3",
+	"MATH_RANDOM_INT_HELPURL": "https://en.wikipedia.org/wiki/Random_number_generation",
+	"MATH_RANDOM_FLOAT_HELPURL": "https://en.wikipedia.org/wiki/Random_number_generation",
+	"MATH_RANDOM_FLOAT_TITLE_RANDOM": "fraccion aleatòria",
+	"TEXT_TEXT_HELPURL": "https://en.wikipedia.org/wiki/String_(computer_science)",
+	"TEXT_TEXT_TOOLTIP": "Una letra, un mot o una linha de tèxte.",
+	"TEXT_JOIN_TITLE_CREATEWITH": "crear un tèxte amb",
 	"TEXT_CREATE_JOIN_TITLE_JOIN": "jónher",
 	"TEXT_APPEND_TITLE": "a %1 apondre lo tèxte %2",
 	"TEXT_LENGTH_TITLE": "longor de %1",
 	"TEXT_ISEMPTY_TITLE": "%1 es void",
 	"TEXT_INDEXOF_TITLE": "dins lo tèxte %1 %2 %3",
+	"TEXT_CHARAT_TITLE": "dins lo tèxte %1 %2",
 	"TEXT_CHARAT_FROM_START": "obténer la letra #",
 	"TEXT_CHARAT_FROM_END": "obténer la letra # dempuèi la fin",
 	"TEXT_CHARAT_FIRST": "obténer la primièra letra",
@@ -97,11 +153,20 @@
 	"TEXT_CHARAT_TOOLTIP": "Renvia la letra a la posicion indicada.",
 	"TEXT_GET_SUBSTRING_INPUT_IN_TEXT": "dins lo tèxte",
 	"TEXT_GET_SUBSTRING_END_FROM_START": "fins a la letra #",
+	"TEXT_GET_SUBSTRING_END_LAST": "fins a la darrièra letra",
 	"TEXT_CHANGECASE_OPERATOR_UPPERCASE": "en MAJUSCULAS",
 	"TEXT_CHANGECASE_OPERATOR_LOWERCASE": "en minusculas",
+	"TEXT_CHANGECASE_OPERATOR_TITLECASE": "en Majuscula Al Començament De Cada Mot",
+	"TEXT_TRIM_OPERATOR_BOTH": "suprimir los espacis dels dos costats",
 	"TEXT_PRINT_TITLE": "afichar %1",
+	"TEXT_COUNT_MESSAGE0": "nombre %1 sus %2",
+	"TEXT_REVERSE_MESSAGE0": "inversar %1",
+	"LISTS_CREATE_EMPTY_TITLE": "crear una lista voida",
 	"LISTS_CREATE_WITH_INPUT_WITH": "crear una lista amb",
 	"LISTS_CREATE_WITH_CONTAINER_TITLE_ADD": "lista",
+	"LISTS_CREATE_WITH_ITEM_TOOLTIP": "Apondre un element a la lista.",
+	"LISTS_LENGTH_TITLE": "longitud de %1",
+	"LISTS_ISEMPTY_TITLE": "%1 es voida",
 	"LISTS_INLIST": "dins la lista",
 	"LISTS_GET_INDEX_GET": "obténer",
 	"LISTS_GET_INDEX_GET_REMOVE": "obténer e suprimir",
@@ -110,24 +175,35 @@
 	"LISTS_GET_INDEX_FIRST": "primièr",
 	"LISTS_GET_INDEX_LAST": "darrièr",
 	"LISTS_GET_INDEX_RANDOM": "aleatòri",
+	"LISTS_INDEX_FROM_START_TOOLTIP": "%1 es lo primièr element.",
+	"LISTS_INDEX_FROM_END_TOOLTIP": "%1 es lo darrièr element.",
+	"LISTS_GET_INDEX_TOOLTIP_GET_FROM": "Renvia l'element de la posicion especificada dins la lista.",
+	"LISTS_GET_INDEX_TOOLTIP_GET_FIRST": "Renvia lo primièr element dins una lista.",
 	"LISTS_SET_INDEX_SET": "metre",
 	"LISTS_SET_INDEX_INSERT": "inserir en",
 	"LISTS_SET_INDEX_INPUT_TO": "coma",
 	"LISTS_GET_SUBLIST_END_FROM_START": "fins a #",
 	"LISTS_GET_SUBLIST_END_FROM_END": "fins a # dempuèi la fin",
 	"LISTS_GET_SUBLIST_END_LAST": "fins a la fin",
+	"LISTS_SORT_TITLE": "triar %1 %2 %3",
 	"LISTS_SORT_ORDER_ASCENDING": "creissent",
 	"LISTS_SORT_ORDER_DESCENDING": "descreissent",
 	"LISTS_SORT_TYPE_NUMERIC": "numeric",
 	"LISTS_SORT_TYPE_TEXT": "alfabetic",
 	"LISTS_SPLIT_WITH_DELIMITER": "amb lo separador",
+	"LISTS_REVERSE_MESSAGE0": "inversar %1",
+	"LISTS_REVERSE_TOOLTIP": "Inversar la còpia d’una lista.",
 	"VARIABLES_GET_CREATE_SET": "Crear 'fixar %1'",
 	"VARIABLES_SET": "fixar %1 a %2",
+	"VARIABLES_SET_CREATE_GET": "Crear 'obténer %1'",
 	"PROCEDURES_DEFNORETURN_TITLE": "a",
 	"PROCEDURES_DEFNORETURN_PROCEDURE": "far quicòm",
 	"PROCEDURES_BEFORE_PARAMS": "amb :",
 	"PROCEDURES_CALL_BEFORE_PARAMS": "amb :",
 	"PROCEDURES_DEFRETURN_RETURN": "retorn",
+	"PROCEDURES_ALLOW_STATEMENTS": "autorizar los òrdres",
+	"PROCEDURES_CALLNORETURN_HELPURL": "https://en.wikipedia.org/wiki/Subroutine",
+	"PROCEDURES_CALLRETURN_HELPURL": "https://en.wikipedia.org/wiki/Subroutine",
 	"PROCEDURES_MUTATORCONTAINER_TITLE": "entradas",
 	"PROCEDURES_MUTATORARG_TITLE": "nom de l’entrada :",
 	"PROCEDURES_CREATE_DO": "Crear '%1'"
diff --git a/msg/json/pms.json b/msg/json/pms.json
index 984751a2b..8a063c7c9 100644
--- a/msg/json/pms.json
+++ b/msg/json/pms.json
@@ -28,9 +28,13 @@
 	"RENAME_VARIABLE": "Arnomé la variàbil...",
 	"RENAME_VARIABLE_TITLE": "Arnomé tute le variàbij '%1' 'me:",
 	"NEW_VARIABLE": "Creé na variàbil...",
+	"NEW_STRING_VARIABLE": "Creé na variàbil dë stringa...",
+	"NEW_NUMBER_VARIABLE": "Creé na variàbil numérica...",
+	"NEW_COLOUR_VARIABLE": "Creé na variàbil ëd color...",
+	"NEW_VARIABLE_TYPE_TITLE": "Neuva sòrt ëd variàbil:",
 	"NEW_VARIABLE_TITLE": "Nòm ëd la neuva variàbil:",
 	"VARIABLE_ALREADY_EXISTS": "Na variàbil con ël nòm '%1' a esist già.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Na variàbil ciamà '%1' a esist già për n'àutra variàbil ëd sòrt '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Na variàbil ciamà '%1' a esist già për n'àutra sòrt: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Eliminé %1 utilisassion ëd la variàbil '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "As peul nen eliminesse la variàbil '%1' përchè a l'é part ëd la definission dla fonsion '%2'",
 	"DELETE_VARIABLE": "Eliminé la variàbil '%1'",
diff --git a/msg/json/pt-br.json b/msg/json/pt-br.json
index 67ef5b04e..80dda6bad 100644
--- a/msg/json/pt-br.json
+++ b/msg/json/pt-br.json
@@ -21,7 +21,8 @@
 			"Trigonometria87",
 			"BarbaraAckles",
 			"Mauricio",
-			"Felipe L. Ewald"
+			"Felipe L. Ewald",
+			"Eduardo Addad de Oliveira"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "item",
@@ -48,9 +49,13 @@
 	"RENAME_VARIABLE": "Renomear variável...",
 	"RENAME_VARIABLE_TITLE": "Renomear todas as variáveis '%1' para:",
 	"NEW_VARIABLE": "Criar variável...",
+	"NEW_STRING_VARIABLE": "Criar variável de segmentos de texto...",
+	"NEW_NUMBER_VARIABLE": "Criar variável numérica...",
+	"NEW_COLOUR_VARIABLE": "Criar variável colorida...",
+	"NEW_VARIABLE_TYPE_TITLE": "Tipo da nova variável:",
 	"NEW_VARIABLE_TITLE": "Nome da nova variável:",
 	"VARIABLE_ALREADY_EXISTS": "A variável chamada '%1' já existe.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Uma variável chamada '%1' já existe para outra variável do tipo '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Já existe uma variável chamada '%1' para outra do tipo: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Deletar %1 usos da variável '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Não se pode deletar a variável '%1' porque é parte da definição da função '%2'",
 	"DELETE_VARIABLE": "Deletar a variável '%1'",
diff --git a/msg/json/pt.json b/msg/json/pt.json
index f52f6da04..0e6e5b27b 100644
--- a/msg/json/pt.json
+++ b/msg/json/pt.json
@@ -40,9 +40,13 @@
 	"RENAME_VARIABLE": "Renomear variável...",
 	"RENAME_VARIABLE_TITLE": "Renomear todas as variáveis '%1' para:",
 	"NEW_VARIABLE": "Criar variável…",
+	"NEW_STRING_VARIABLE": "Criar variável de segmentos de texto...",
+	"NEW_NUMBER_VARIABLE": "Criar variável numérica...",
+	"NEW_COLOUR_VARIABLE": "Criar variável colorida...",
+	"NEW_VARIABLE_TYPE_TITLE": "Tipo da nova variável:",
 	"NEW_VARIABLE_TITLE": "Nome da nova variável:",
 	"VARIABLE_ALREADY_EXISTS": "Já existe uma variável com o nome de '%1'.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Já existe uma variável chamada '%1' para outra variável do tipo '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Já existe uma variável chamada '%1' para outra do tipo: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Eliminar %1 utilizações da variável '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Não se pode eliminar a variável '%1' porque faz parte da definição da função '%2'",
 	"DELETE_VARIABLE": "Eliminar a variável '%1'",
diff --git a/msg/json/qqq.json b/msg/json/qqq.json
index 27627c19e..c38831999 100644
--- a/msg/json/qqq.json
+++ b/msg/json/qqq.json
@@ -1,4 +1,13 @@
 {
+	"@metadata": {
+		"authors": [
+			"Espertus",
+			"Liuxinyu970226",
+			"Metalhead64",
+			"Robby",
+			"Shirayuki"
+		]
+	},
 	"VARIABLES_DEFAULT_NAME": "default name - A simple, general default name for a variable, preferably short. For more context, see [[Translating:Blockly#infrequent_message_types]].\n{{Identical|Item}}",
 	"TODAY": "button text - Button that sets a calendar to today's date.\n{{Identical|Today}}",
 	"DUPLICATE_BLOCK": "context menu - Make a copy of the selected block (and any blocks it contains).\n{{Identical|Duplicate}}",
diff --git a/msg/json/ru.json b/msg/json/ru.json
index fcc3ff6b2..c36de9cc1 100644
--- a/msg/json/ru.json
+++ b/msg/json/ru.json
@@ -10,7 +10,8 @@
 			"Redredsonia",
 			"Facenapalm",
 			"Helpau",
-			"SimondR"
+			"SimondR",
+			"Mouse21"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "элемент",
@@ -37,9 +38,13 @@
 	"RENAME_VARIABLE": "Переименовать переменную…",
 	"RENAME_VARIABLE_TITLE": "Переименовать все переменные '%1' в:",
 	"NEW_VARIABLE": "Создать переменную…",
+	"NEW_STRING_VARIABLE": "Создать строковую переменную...",
+	"NEW_NUMBER_VARIABLE": "Создать числовую переменную...",
+	"NEW_COLOUR_VARIABLE": "Создать переменную цвета...",
+	"NEW_VARIABLE_TYPE_TITLE": "Новый тип переменной:",
 	"NEW_VARIABLE_TITLE": "Имя новой переменной:",
 	"VARIABLE_ALREADY_EXISTS": "Переменная с именем '%1' уже существует.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Название переменной '%1' уже используется другой переменной типа '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Название переменной '%1' уже используется другой типа: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Удалить %1 использований переменной '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Невозможно удалить переменную '%1', поскольку она является частью определения функции '%2'",
 	"DELETE_VARIABLE": "Удалить переменную '%1'",
diff --git a/msg/json/sl.json b/msg/json/sl.json
index fdd3988cd..f8a8d755b 100644
--- a/msg/json/sl.json
+++ b/msg/json/sl.json
@@ -86,6 +86,7 @@
 	"IOS_OK": "V redu",
 	"IOS_CANCEL": "Prekliči",
 	"IOS_ERROR": "Napaka",
+	"IOS_PROCEDURES_INPUTS": "VHODI",
 	"IOS_VARIABLES_ADD_VARIABLE": "+ Dodaj spremenljivko",
 	"IOS_VARIABLES_ADD_BUTTON": "Dodaj",
 	"IOS_VARIABLES_RENAME_BUTTON": "Preimenuj",
diff --git a/msg/json/sq.json b/msg/json/sq.json
index 52dd75a72..187f8e4d2 100644
--- a/msg/json/sq.json
+++ b/msg/json/sq.json
@@ -30,9 +30,15 @@
 	"RENAME_VARIABLE": "Ndrysho emrin variables...",
 	"RENAME_VARIABLE_TITLE": "Ndrysho emrin e te gjitha '%1' variablave ne :",
 	"NEW_VARIABLE": "Krijo variabël...",
+	"NEW_STRING_VARIABLE": "Krijo variabël varg",
+	"NEW_NUMBER_VARIABLE": "Krijo variabël numër",
+	"NEW_COLOUR_VARIABLE": "Krijo variabël ngjyrë...",
+	"NEW_VARIABLE_TYPE_TITLE": "Tip i ri i variablës:",
 	"NEW_VARIABLE_TITLE": "Emri i identifikatorit të ri:",
 	"VARIABLE_ALREADY_EXISTS": "Një variabël e quajtur '%1' tashmë ekziston.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Një variabël me emrin '%1' veç ekziston për një tip tjetër: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Fshi përdorimin %1 të variablës '%2'?",
+	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Nuk mund të fshihet variabla '%1' sepse është pjesë e definicionit të funksionit '%2'",
 	"DELETE_VARIABLE": "Fshi variablën '%1'",
 	"COLOUR_PICKER_HELPURL": "http://en.wikipedia.org/wiki/Color",
 	"COLOUR_PICKER_TOOLTIP": "Zgjidh nje ngjyre nga nje game ngjyrash.",
@@ -77,6 +83,19 @@
 	"CONTROLS_IF_IF_TOOLTIP": "Shto, fshij, ose rirregullo sektoret për ta rikonfiguruar këte bllok nëse.",
 	"CONTROLS_IF_ELSEIF_TOOLTIP": "\"Vendos\" \"kushtein\"tek \"pjesa\" \"if\"",
 	"CONTROLS_IF_ELSE_TOOLTIP": "Shto një përfundues, që i mbërrin të gjitha kushtet në bllokun nëse.",
+	"IOS_OK": "Në rregull",
+	"IOS_CANCEL": "Anulo",
+	"IOS_ERROR": "Gabim",
+	"IOS_PROCEDURES_INPUTS": "INPUTET",
+	"IOS_PROCEDURES_ADD_INPUT": "+ Shto Inputet",
+	"IOS_PROCEDURES_ALLOW_STATEMENTS": "Lejo deklaratat",
+	"IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR": "Ky funksion ka inpute të dyfishta.",
+	"IOS_VARIABLES_ADD_VARIABLE": "+ Shto Variabël",
+	"IOS_VARIABLES_ADD_BUTTON": "Shto",
+	"IOS_VARIABLES_RENAME_BUTTON": "Riemro",
+	"IOS_VARIABLES_DELETE_BUTTON": "Grise",
+	"IOS_VARIABLES_VARIABLE_NAME": "Emri i variablës",
+	"IOS_VARIABLES_EMPTY_NAME_ERROR": "Nuk mund të përdorni variabël pa emër.",
 	"LOGIC_COMPARE_HELPURL": "http://en.wikipedia.org/wiki/Inequality_(mathematics)",
 	"LOGIC_COMPARE_TOOLTIP_EQ": "Ktheje të saktë nëse të dy hyrjet janë të barabarta me njëra-tjetrën.",
 	"LOGIC_COMPARE_TOOLTIP_NEQ": "Ktheje të saktë nëse të dy hyrjet nuk janë të barabarta me njëra-tjetrën.",
@@ -199,6 +218,7 @@
 	"TEXT_INDEXOF_TITLE": "ne tekst %1 %2 %3",
 	"TEXT_INDEXOF_OPERATOR_FIRST": "gjej rastisjen e pare te tekstit",
 	"TEXT_INDEXOF_OPERATOR_LAST": "gjej rastisjen e fundit te tekstit",
+	"TEXT_CHARAT_TITLE": "në tekst %1 %2",
 	"TEXT_CHARAT_FROM_START": "merr shkronjen #",
 	"TEXT_CHARAT_FROM_END": "merr shkronjen # nga fundi",
 	"TEXT_CHARAT_FIRST": "merr shkronjen e pare",
@@ -229,6 +249,11 @@
 	"TEXT_PROMPT_TOOLTIP_TEXT": "Kerkoji perdoruesit ca tekst.",
 	"TEXT_COUNT_MESSAGE0": "numro %1 në %2",
 	"TEXT_COUNT_HELPURL": "https://github.com/google/blockly/wiki/Text#counting-substrings",
+	"TEXT_COUNT_TOOLTIP": "Numrin sa herë paraqitet një tekst brenda një teksti tjetër.",
+	"TEXT_REPLACE_MESSAGE0": "zëvendëso %1 me %2 në %3",
+	"TEXT_REPLACE_TOOLTIP": "Zëvendëso të gjitha paraqitjet e një teksti brenda një teksti tjetër.",
+	"TEXT_REVERSE_MESSAGE0": "kthe %1",
+	"TEXT_REVERSE_TOOLTIP": "Kthen renditjen e karaktereve në tekst.",
 	"LISTS_CREATE_EMPTY_HELPURL": "https://github.com/google/blockly/wiki/Lists#create-empty-list",
 	"LISTS_CREATE_EMPTY_TITLE": "krijo një listë të zbrazët",
 	"LISTS_CREATE_EMPTY_TOOLTIP": "Kthen një listë, te gjatësisë 0, duke mos përmbajtur asnjë regjistrim të të dhënave",
@@ -297,6 +322,11 @@
 	"LISTS_SORT_TYPE_IGNORECASE": "alfabetike, injoro madhësinë e shkronjave",
 	"LISTS_SPLIT_LIST_FROM_TEXT": "bëj listë nga teksti",
 	"LISTS_SPLIT_TEXT_FROM_LIST": "bëj tekst nga lista",
+	"LISTS_SPLIT_WITH_DELIMITER": "me ndarës",
+	"LISTS_SPLIT_TOOLTIP_SPLIT": "Ndaj tekstin në një listë tekstesh, duke ndarë në secilin ndarës.",
+	"LISTS_SPLIT_TOOLTIP_JOIN": "Ngjit një listë tekstesh në një, të ndara me ndarës.",
+	"LISTS_REVERSE_MESSAGE0": "kthe %1",
+	"LISTS_REVERSE_TOOLTIP": "Ndërro renditjen e një kopjeje të listës.",
 	"VARIABLES_GET_TOOLTIP": "Pergjigjet me nje vlere te kesaj variable.",
 	"VARIABLES_GET_CREATE_SET": "Krijo 'vendos %1",
 	"VARIABLES_SET": "vendos %1 ne %2",
@@ -308,16 +338,20 @@
 	"PROCEDURES_BEFORE_PARAMS": "me:",
 	"PROCEDURES_CALL_BEFORE_PARAMS": "me:",
 	"PROCEDURES_DEFNORETURN_TOOLTIP": "Krijon një funksion pa dalje.",
+	"PROCEDURES_DEFNORETURN_COMMENT": "Përshkruaj këtë funksion...",
 	"PROCEDURES_DEFRETURN_HELPURL": "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29",
 	"PROCEDURES_DEFRETURN_RETURN": "rikthe",
 	"PROCEDURES_DEFRETURN_TOOLTIP": "Krijon një funksion me një dalje.",
+	"PROCEDURES_ALLOW_STATEMENTS": "lejo deklaratat",
 	"PROCEDURES_DEF_DUPLICATE_WARNING": "Paralajmërim: Ky funksion ka parametra të dyfishuar.",
-	"PROCEDURES_CALLNORETURN_HELPURL": "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29",
+	"PROCEDURES_CALLNORETURN_HELPURL": "https://en.wikipedia.org/wiki/Subroutine",
 	"PROCEDURES_CALLNORETURN_TOOLTIP": "Lësho funksionin e definuar nga përdoruesi '%1'.",
-	"PROCEDURES_CALLRETURN_HELPURL": "http://en.wikipedia.org/wiki/Procedure_%28computer_science%29",
+	"PROCEDURES_CALLRETURN_HELPURL": "https://en.wikipedia.org/wiki/Subroutine",
 	"PROCEDURES_CALLRETURN_TOOLTIP": "Lëho funksionin e definuar nga përdoruesi '%1' dhe përdor daljen e tij.",
 	"PROCEDURES_MUTATORCONTAINER_TITLE": "Informacioni i futur",
+	"PROCEDURES_MUTATORCONTAINER_TOOLTIP": "Shto, hiq, ose rirendit inputet e këtij funksioni.",
 	"PROCEDURES_MUTATORARG_TITLE": "Fut emrin:",
+	"PROCEDURES_MUTATORARG_TOOLTIP": "Shto një input në këtë funksion.",
 	"PROCEDURES_HIGHLIGHT_DEF": "Thekso definicionin e funksionit",
 	"PROCEDURES_CREATE_DO": "Krijo '%1'",
 	"PROCEDURES_IFRETURN_TOOLTIP": "Nëse një vlerë është e saktë, atëherë kthe një vlerë të dytë.",
diff --git a/msg/json/sr.json b/msg/json/sr.json
index fb9a85e33..8400e516c 100644
--- a/msg/json/sr.json
+++ b/msg/json/sr.json
@@ -33,9 +33,13 @@
 	"RENAME_VARIABLE": "Преименуј променљиву…",
 	"RENAME_VARIABLE_TITLE": "Преименуј све „%1“ променљиве у:",
 	"NEW_VARIABLE": "Направи променљиву…",
+	"NEW_STRING_VARIABLE": "Направи стринг варијаблу...",
+	"NEW_NUMBER_VARIABLE": "Направи бројевну бројевну...",
+	"NEW_COLOUR_VARIABLE": "Направи варијаблу боје...",
+	"NEW_VARIABLE_TYPE_TITLE": "Нови тип варијабле:",
 	"NEW_VARIABLE_TITLE": "Име нове променљиве:",
 	"VARIABLE_ALREADY_EXISTS": "Променљива под именом '%1' већ постоји.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Варијабла по имену '%1' већ постоји за другу варијаблу типа '%2'.",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "Варијабла по имену '%1' већ постоји за други тип: '%2'.",
 	"DELETE_VARIABLE_CONFIRMATION": "Да обришем %1 употреба променљиве '%2'?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Не могу да обришем варијаблу ’%1’ јер је део дефиниције функције ’%2’",
 	"DELETE_VARIABLE": "Обриши променљиву '%1'",
diff --git a/msg/json/sv.json b/msg/json/sv.json
index 2710198b4..6c26b6369 100644
--- a/msg/json/sv.json
+++ b/msg/json/sv.json
@@ -32,9 +32,13 @@
 	"RENAME_VARIABLE": "Byt namn på variabel...",
 	"RENAME_VARIABLE_TITLE": "Byt namn på alla'%1'-variabler till:",
 	"NEW_VARIABLE": "Skapa variabel...",
+	"NEW_STRING_VARIABLE": "Skapa strängvariabel...",
+	"NEW_NUMBER_VARIABLE": "Skapa siffervariabel...",
+	"NEW_COLOUR_VARIABLE": "Skapa färgvariabel...",
+	"NEW_VARIABLE_TYPE_TITLE": "Ny variabeltyp:",
 	"NEW_VARIABLE_TITLE": "Nytt variabelnamn:",
 	"VARIABLE_ALREADY_EXISTS": "En variabel som heter \"%1\" finns redan.",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "En variabel med namnet \"%1\" finns redan för en annan variabeln av typen \"%2\".",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "En variabel med namnet \"%1\" finns redan för en annan typ: \"%2\".",
 	"DELETE_VARIABLE_CONFIRMATION": "Radera %1 användningar av variabeln \"%2\"?",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "Kan inte radera variabeln '%1' eftersom den är en del av definition för funktionen '%2'",
 	"DELETE_VARIABLE": "Radera variabeln \"%1\"",
diff --git a/msg/json/th.json b/msg/json/th.json
index b4f42054a..dabaeb808 100644
--- a/msg/json/th.json
+++ b/msg/json/th.json
@@ -5,7 +5,8 @@
 			"Octahedron80",
 			"Horus",
 			"Roysheng",
-			"Aefgh39622"
+			"Aefgh39622",
+			"Nantapat"
 		]
 	},
 	"VARIABLES_DEFAULT_NAME": "รายการ",
@@ -32,9 +33,13 @@
 	"RENAME_VARIABLE": "เปลี่ยนชื่อตัวแปร...",
 	"RENAME_VARIABLE_TITLE": "เปลี่ยนชื่อตัวแปร '%1' ทั้งหมดเป็น:",
 	"NEW_VARIABLE": "สร้างตัวแปร...",
+	"NEW_STRING_VARIABLE": "สร้างตัวแปร string",
+	"NEW_NUMBER_VARIABLE": "สร้างตัวแปรจำนวน",
+	"NEW_COLOUR_VARIABLE": "สร้างตัวแปรสี",
+	"NEW_VARIABLE_TYPE_TITLE": "ชนิดตัวแปรใหม่",
 	"NEW_VARIABLE_TITLE": "ชื่อตัวแปรใหม่:",
 	"VARIABLE_ALREADY_EXISTS": "มีตัวแปรชื่อ '%1' อยู่แล้ว",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "ตัวแปรชื่อ '%1' มีอยู่แล้วสำหรับตัวแปรอื่นของชนิด '%2'",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "ตัวแปรชื่อ '%1' มีอยู่แล้วสำหรับตัวแปรอื่นของชนิด: '%2'",
 	"DELETE_VARIABLE_CONFIRMATION": "ลบการใช้ตัวแปร %2 %1 ครั้งหรือไม่",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "ไม่สามารถลบตัวแปร '%1' ได้เนื่องจากเป็นส่วนหนึ่งของนิยามของฟังก์ชัน '%2'",
 	"DELETE_VARIABLE": "ลบตัวแปร '%1'",
@@ -234,6 +239,8 @@
 	"TEXT_COUNT_TOOLTIP": "นับจำนวนข้อความแรกที่พบอยู่ในข้อความที่สอง",
 	"TEXT_REPLACE_MESSAGE0": "แทนที่ %1 ด้วย %2 ใน %3",
 	"TEXT_REPLACE_TOOLTIP": "แทนที่ข้อความแรกทั้งหมดที่พบในข้อความที่สอง",
+	"TEXT_REVERSE_MESSAGE0": "เรียง %1 แบบย้อนกลับ",
+	"TEXT_REVERSE_TOOLTIP": "เรียงตัวอักษรทั้งหมดของข้อความแบบย้อนกลับ",
 	"LISTS_CREATE_EMPTY_TITLE": "สร้างรายการเปล่า",
 	"LISTS_CREATE_EMPTY_TOOLTIP": "สร้างรายการเปล่า (ความยาวเป็น 0) ยังไม่มีข้อมูลใดๆ อยู่",
 	"LISTS_CREATE_WITH_TOOLTIP": "สร้างรายการพร้อมด้วยไอเท็ม",
@@ -303,6 +310,8 @@
 	"LISTS_SPLIT_WITH_DELIMITER": "ด้วยตัวคั่น",
 	"LISTS_SPLIT_TOOLTIP_SPLIT": "แบ่งข้อความเป็นรายการข้อความ แยกแต่ละรายการด้วยตัวคั่น",
 	"LISTS_SPLIT_TOOLTIP_JOIN": "รวมรายการข้อความเป็นข้อความเดียว แบ่งด้วยตัวคั่น",
+	"LISTS_REVERSE_MESSAGE0": "เรียง %1 แบบย้อนกลับ",
+	"LISTS_REVERSE_TOOLTIP": "เรียงลำดับสำเนาของรายชื่อแบบย้อนกลับ",
 	"VARIABLES_GET_TOOLTIP": "คืนค่าของตัวแปรนี้",
 	"VARIABLES_GET_CREATE_SET": "สร้าง \"กำหนด %1\"",
 	"VARIABLES_SET": "กำหนด %1 จนถึง %2",
@@ -318,9 +327,9 @@
 	"PROCEDURES_DEFRETURN_TOOLTIP": "สร้างฟังก์ชันที่มีผลลัพธ์",
 	"PROCEDURES_ALLOW_STATEMENTS": "ข้อความที่ใช้ได้",
 	"PROCEDURES_DEF_DUPLICATE_WARNING": "ระวัง: ฟังก์ชันนี้มีพารามิเตอร์ที่มีชื่อซ้ำกัน",
-	"PROCEDURES_CALLNORETURN_HELPURL": "https://en.wikipedia.org/wiki/Procedure_(computer_science)",
+	"PROCEDURES_CALLNORETURN_HELPURL": "https://th.wikipedia.org/wiki/ซับรู้ทีน",
 	"PROCEDURES_CALLNORETURN_TOOLTIP": "เรียกใช้ฟังก์ชันที่สร้างโดยผู้ใช้ \"%1\"",
-	"PROCEDURES_CALLRETURN_HELPURL": "https://en.wikipedia.org/wiki/Procedure_(computer_science)",
+	"PROCEDURES_CALLRETURN_HELPURL": "https://th.wikipedia.org/wiki/ซับรูทีน",
 	"PROCEDURES_CALLRETURN_TOOLTIP": "เรียกใช้ฟังก์ชันที่สร้างโดยผู้ใช้ \"%1\" และใช้ผลลัพธ์ของมัน",
 	"PROCEDURES_MUTATORCONTAINER_TITLE": "นำเข้า",
 	"PROCEDURES_MUTATORCONTAINER_TOOLTIP": "เพิ่ม, ลบ, หรือจัดเรียง ข้อมูลที่ป้อนเข้าฟังก์ชันนี้",
diff --git a/msg/json/zh-hans.json b/msg/json/zh-hans.json
index 943a13cc0..4839f5c5d 100644
--- a/msg/json/zh-hans.json
+++ b/msg/json/zh-hans.json
@@ -39,9 +39,13 @@
 	"RENAME_VARIABLE": "重命名变量...",
 	"RENAME_VARIABLE_TITLE": "将所有“%1”变量重命名为:",
 	"NEW_VARIABLE": "创建变量...",
+	"NEW_STRING_VARIABLE": "创建字符串变量...",
+	"NEW_NUMBER_VARIABLE": "创建数字变量...",
+	"NEW_COLOUR_VARIABLE": "创建颜色变量...",
+	"NEW_VARIABLE_TYPE_TITLE": "新变量名称：",
 	"NEW_VARIABLE_TITLE": "新变量的名称：",
 	"VARIABLE_ALREADY_EXISTS": "已存在名为“%1”的变量。",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "名叫“%1”的变量已存在，但作为另一个变量类型“%2”存在。",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "名为“%1”的变量已作为另一个变量类型存在：“%2”。",
 	"DELETE_VARIABLE_CONFIRMATION": "删除“%2”变量的%1用途么？",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "不能删除变量“%1”，因为它是功能“%2”定义的一部分",
 	"DELETE_VARIABLE": "删除“%1”变量",
@@ -346,18 +350,18 @@
 	"PROCEDURES_DEFRETURN_RETURN": "返回",
 	"PROCEDURES_DEFRETURN_TOOLTIP": "创建一个有输出值的函数。",
 	"PROCEDURES_ALLOW_STATEMENTS": "允许声明",
-	"PROCEDURES_DEF_DUPLICATE_WARNING": "警告: 此函数具有重复参数。",
+	"PROCEDURES_DEF_DUPLICATE_WARNING": "警告：此函数具有重复参数。",
 	"PROCEDURES_CALLNORETURN_HELPURL": "https://zh.wikipedia.org/wiki/子程序",
 	"PROCEDURES_CALLNORETURN_TOOLTIP": "运行用户定义的函数“%1”。",
 	"PROCEDURES_CALLRETURN_HELPURL": "https://zh.wikipedia.org/wiki/子程序",
 	"PROCEDURES_CALLRETURN_TOOLTIP": "运行用户定义的函数“%1”，并使用它的输出值。",
 	"PROCEDURES_MUTATORCONTAINER_TITLE": "输入",
-	"PROCEDURES_MUTATORCONTAINER_TOOLTIP": "添加、删除或重新排此函数的输入。",
+	"PROCEDURES_MUTATORCONTAINER_TOOLTIP": "添加、移除或重新排此函数的输入。",
 	"PROCEDURES_MUTATORARG_TITLE": "输入名称：",
 	"PROCEDURES_MUTATORARG_TOOLTIP": "添加函数输入。",
 	"PROCEDURES_HIGHLIGHT_DEF": "突出显示函数定义",
 	"PROCEDURES_CREATE_DO": "创建“%1”",
 	"PROCEDURES_IFRETURN_TOOLTIP": "如果值为真，则返回第二个值。",
 	"PROCEDURES_IFRETURN_HELPURL": "http://c2.com/cgi/wiki?GuardClause",
-	"PROCEDURES_IFRETURN_WARNING": "警告: 仅在定义函数内可使用此块。"
+	"PROCEDURES_IFRETURN_WARNING": "警告：仅在定义函数内可使用此块。"
 }
diff --git a/msg/json/zh-hant.json b/msg/json/zh-hant.json
index cb0c71c72..adc24d75f 100644
--- a/msg/json/zh-hant.json
+++ b/msg/json/zh-hant.json
@@ -38,9 +38,13 @@
 	"RENAME_VARIABLE": "重新命名變數...",
 	"RENAME_VARIABLE_TITLE": "將所有「%1」變數重新命名為：",
 	"NEW_VARIABLE": "建立變數…",
+	"NEW_STRING_VARIABLE": "建立字串變數...",
+	"NEW_NUMBER_VARIABLE": "建立數字變數...",
+	"NEW_COLOUR_VARIABLE": "建立顏色變數...",
+	"NEW_VARIABLE_TYPE_TITLE": "新變數類型：",
 	"NEW_VARIABLE_TITLE": "新變數名稱：",
 	"VARIABLE_ALREADY_EXISTS": "已存在變數「%1」。",
-	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "用於其它「%2」類型的變數裡已存在名為「%1」的變數。",
+	"VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE": "已存在名為「%1」且用於其它類型「%2」的變數。",
 	"DELETE_VARIABLE_CONFIRMATION": "刪除%1使用的「%2」變數？",
 	"CANNOT_DELETE_VARIABLE_PROCEDURE": "無法刪除變數「%1」，因為這是功能「%2」定義的一部份內容",
 	"DELETE_VARIABLE": "刪除變數「%1」",
diff --git a/tests/blocks/test_blocks.js b/tests/blocks/test_blocks.js
new file mode 100644
index 000000000..0630124ac
--- /dev/null
+++ b/tests/blocks/test_blocks.js
@@ -0,0 +1,525 @@
+/**
+ * @license
+ * Blockly Tests
+ *
+ * Copyright 2017 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+'use strict';
+
+Blockly.defineBlocksWithJsonArray([  // BEGIN JSON EXTRACT
+  {
+    "type": "empty_block",
+    "message0": "",
+    "args0": []
+  },
+  {
+    "type": "example_dropdown_long",
+    "message0": "long: %1",
+    "args0": [
+      {
+        "type": "field_dropdown",
+        "name": "FIELDNAME",
+        "options": [
+          [ "first item", "ITEM1" ],
+          [ "second item", "ITEM2" ],
+          [ "third item", "ITEM3" ],
+          [ "fourth item", "ITEM4" ],
+          [ "fifth item", "ITEM5" ],
+          [ "sixth item", "ITEM6" ],
+          [ "seventh item", "ITEM7" ],
+          [ "eighth item", "ITEM8" ],
+          [ "ninth item", "ITEM9" ],
+          [ "tenth item", "ITEM10" ],
+          [ "eleventh item", "ITEM11" ],
+          [ "twelfth item", "ITEM12" ],
+          [ "thirteenth item", "ITEM13" ],
+          [ "fourteenth item", "ITEM14" ],
+          [ "fifteenth item", "ITEM15" ],
+          [ "sixteenth item", "ITEM16" ],
+          [ "seventeenth item", "ITEM17" ],
+          [ "eighteenth item", "ITEM18" ],
+          [ "nineteenth item", "ITEM19" ],
+          [ "twentieth item", "ITEM20" ],
+          [ "twenty-first item", "ITEM21" ],
+          [ "twenty-second item", "ITEM22" ],
+          [ "twenty-third item", "ITEM23" ],
+          [ "twenty-fourth item", "ITEM24" ],
+          [ "twenty-fifth item", "ITEM25" ],
+          [ "twenty-sixth item", "ITEM26" ],
+          [ "twenty-seventh item", "ITEM27" ],
+          [ "twenty-eighth item", "ITEM28" ],
+          [ "twenty-ninth item", "ITEM29" ],
+          [ "thirtieth item", "ITEM30" ],
+          [ "thirty-first item", "ITEM31" ],
+          [ "thirty-second item", "ITEM32" ]
+        ]
+      }
+    ]
+  },
+  {
+    "type": "example_dropdown_images",
+    "message0": "%1",
+    "args0": [
+      {
+        "type": "field_dropdown",
+        "name": "FIELDNAME",
+        "options": [
+          [{"src": "../media/test_a.png", "width": 32, "height": 32, "alt": "A"}, "A"],
+          [{"src": "../media/test_b.png", "width": 32, "height": 32, "alt": "B"}, "B"],
+          [{"src": "../media/test_c.png", "width": 32, "height": 32, "alt": "C"}, "C"],
+          [{"src": "../media/test_d.png", "width": 32, "height": 32, "alt": "D"}, "D"],
+          [{"src": "../media/test_e.png", "width": 32, "height": 32, "alt": "E"}, "E"],
+          [{"src": "../media/test_f.png", "width": 32, "height": 32, "alt": "F"}, "F"],
+          [{"src": "../media/test_g.png", "width": 32, "height": 32, "alt": "G"}, "G"],
+          [{"src": "../media/test_h.png", "width": 32, "height": 32, "alt": "H"}, "H"],
+          [{"src": "../media/test_i.png", "width": 32, "height": 32, "alt": "I"}, "I"],
+          [{"src": "../media/test_j.png", "width": 32, "height": 32, "alt": "J"}, "J"],
+          [{"src": "../media/test_k.png", "width": 32, "height": 32, "alt": "K"}, "K"],
+          [{"src": "../media/test_l.png", "width": 32, "height": 32, "alt": "L"}, "L"],
+          [{"src": "../media/test_m.png", "width": 32, "height": 32, "alt": "M"}, "M"]
+        ]
+      }
+    ]
+  },
+  {
+    "type": "example_dropdown_images_and_text",
+    "message0": "%1",
+    "args0": [
+      {
+        "type": "field_dropdown",
+        "name": "FIELDNAME",
+        "options": [
+          ["images and text", "IMAGES AND TEXT"],
+          [{"src": "../media/test_a.png", "width": 32, "height": 32, "alt": "A"}, "A"],
+          [{"src": "../media/test_b.png", "width": 32, "height": 32, "alt": "B"}, "B"],
+          [{"src": "../media/test_c.png", "width": 32, "height": 32, "alt": "C"}, "C"],
+          [{"src": "../media/test_d.png", "width": 32, "height": 32, "alt": "D"}, "D"],
+          [{"src": "../media/test_e.png", "width": 32, "height": 32, "alt": "E"}, "E"],
+          [{"src": "../media/test_f.png", "width": 32, "height": 32, "alt": "F"}, "F"],
+          [{"src": "../media/test_g.png", "width": 32, "height": 32, "alt": "G"}, "G"],
+          [{"src": "../media/test_h.png", "width": 32, "height": 32, "alt": "H"}, "H"],
+          ["xyz", "LMNOP"],
+          [{"src": "../media/test_i.png", "width": 32, "height": 32, "alt": "I"}, "I"],
+          [{"src": "../media/test_j.png", "width": 32, "height": 32, "alt": "J"}, "J"],
+          [{"src": "../media/test_k.png", "width": 32, "height": 32, "alt": "K"}, "K"],
+          [{"src": "../media/test_l.png", "width": 32, "height": 32, "alt": "L"}, "L"],
+          [{"src": "../media/test_m.png", "width": 32, "height": 32, "alt": "M"}, "M"]
+        ]
+      }
+    ]
+  },
+  {
+    "type": "example_angle",
+    "message0": "angle: %1",
+    "args0": [
+        {
+          "type": "field_angle",
+          "name": "FIELDNAME",
+          "angle": "90",
+          "alt":
+            {
+              "type": "field_label",
+              "text": "NO ANGLE FIELD"
+            }
+        }
+      ]
+  },
+  {
+    "type": "example_date",
+    "message0": "date: %1",
+    "args0": [
+      {
+        "type": "field_date",
+        "name": "FIELDNAME",
+        "date": "2020-02-20",
+        "alt":
+          {
+            "type": "field_label",
+            "text": "NO DATE FIELD"
+          }
+      }
+    ]
+  },
+  {
+    "type": "test_number",
+    "message0": "float %1",
+    "args0": [
+      {
+        "type": "field_number",
+        "name": "NUM",
+        "text": "0"
+      }
+    ],
+    "colour": 230,
+    "output": "Number",
+    "tooltip": "A number."
+  },
+  {
+    "type": "test_integer",
+    "message0": "integer %1",
+    "args0": [
+      {
+        "type": "field_number",
+        "name": "NUM",
+        "precision": 1,
+        "text": "0"
+      }
+    ],
+    "colour": 230,
+    "output": "Number",
+    "tooltip": "An integer."
+  },
+  {
+    "type": "test_number_hundredths",
+    "message0": "$ %1",
+    "args0": [
+      {
+        "type": "field_number",
+        "name": "NUM",
+        "precision": 0.01,
+        "text": "0"
+      }
+    ],
+    "colour": 230,
+    "output": "Number",
+    "tooltip": "A dollar amount."
+  },
+  {
+    "type": "test_integer_bounded",
+    "message0": "midi note %1",
+    "args0": [
+      {
+        "type": "field_number",
+        "name": "NOTE",
+        "precision": 1,
+        "min": 1,
+        "max": 127,
+        "text": "0"
+      }
+    ],
+    "colour": 230,
+    "output": "Note",
+    "tooltip": "A midi note."
+  },
+  {
+    "type": "image_datauri",
+    "message0": "Image data: URI %1",
+    "args0": [
+      {
+        "type": "field_image",
+        "src": "data:image/png;base64,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",
+        "width": 50,
+        "height": 50,
+        "alt": "*"
+      }
+    ],
+    "colour": 160
+  },
+  {
+    "type": "image_small",
+    "message0": "Image too small %1",
+    "args0": [
+      {
+        "type": "field_image",
+        "src": "../media/test_30px.png",
+        "width": 50,
+        "height": 50,
+        "alt": "*"
+      }
+    ],
+    "colour": 160
+  },
+  {
+    "type": "image_large",
+    "message0": "Image too large %1",
+    "args0": [
+      {
+        "type": "field_image",
+        "src": "../media/test_200px.png",
+        "width": 50,
+        "height": 50,
+        "alt": "*"
+      }
+    ],
+    "colour": 160
+  },
+  {
+    "type": "image_missing",
+    "message0": "Image missing %1",
+    "args0": [
+      {
+        "type": "field_image",
+        "src": "missing.png",
+        "width": 50,
+        "height": 50,
+        "alt": "*"
+      }
+    ],
+    "colour": 160
+  },
+  {
+    "type": "test_with_lots_of_network_icons",
+    "message0": "Lots of network icons: %1 %2 %3 %4 %5 %6 %7 %8 %9 %10 %11 %12 %13 %14 %15 %16 %17 %18",
+    "args0": [
+      {
+        "type": "input_dummy"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_a.png",
+        "width": 32,
+        "height": 32,
+        "alt": "A"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_b.png",
+        "width": 32,
+        "height": 32,
+        "alt": "B"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_c.png",
+        "width": 32,
+        "height": 32,
+        "alt": "C"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_d.png",
+        "width": 32,
+        "height": 32,
+        "alt": "D"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_e.png",
+        "width": 32,
+        "height": 32,
+        "alt": "E"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_f.png",
+        "width": 32,
+        "height": 32,
+        "alt": "F"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_g.png",
+        "width": 32,
+        "height": 32,
+        "alt": "G"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_h.png",
+        "width": 32,
+        "height": 32,
+        "alt": "H"
+      },
+      {
+        "type": "input_dummy"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_a.png",
+        "width": 32,
+        "height": 32,
+        "alt": "A"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_b.png",
+        "width": 32,
+        "height": 32,
+        "alt": "B"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_c.png",
+        "width": 32,
+        "height": 32,
+        "alt": "C"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_d.png",
+        "width": 32,
+        "height": 32,
+        "alt": "D"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_e.png",
+        "width": 32,
+        "height": 32,
+        "alt": "E"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_f.png",
+        "width": 32,
+        "height": 32,
+        "alt": "F"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_g.png",
+        "width": 32,
+        "height": 32,
+        "alt": "G"
+      },
+      {
+        "type": "field_image",
+        "src": "https://blockly-demo.appspot.com/static/media/test_h.png",
+        "width": 32,
+        "height": 32,
+        "alt": "H"
+      }
+    ],
+    "colour": 160
+  },
+  {
+    "type": "styled_event_cap",
+    "message0": "Hat block (event)",
+    "nextStatement": null,
+    "colour": 330,
+    "style": {
+      "hat": "cap"
+    }
+  },
+  {
+    "type": "block_colour_hex1",
+    "message0": "Block color: Bright purple %1 %2 %3 %4",
+    "args0": [
+      {
+        "type": "field_input",
+        "name": "TEXT",
+        "text": "#992aff"
+      },
+      {
+        "type": "field_dropdown",
+        "name": "DROPDOWN",
+        "options": [
+          [ "option", "ONE" ],
+          [ "option", "TWO" ]
+        ]
+      },
+      {
+        "type": "field_checkbox",
+        "name": "NAME",
+        "checked": true
+      },
+      {
+        "type": "input_value",
+        "name": "NAME"
+      }
+    ],
+    "previousStatement": null,
+    "nextStatement": null,
+    "colour": "#992aff"
+  },
+  {
+    "type": "block_colour_hex2",
+    "message0": "Block color: White %1 %2 %3 %4",
+    "args0": [
+      {
+        "type": "field_input",
+        "name": "TEXT",
+        "text": "#fefefe"
+      },
+      {
+        "type": "field_dropdown",
+        "name": "DROPDOWN",
+        "options": [
+          [ "option", "ONE" ],
+          [ "option", "TWO" ]
+        ]
+      },
+      {
+        "type": "field_checkbox",
+        "name": "NAME",
+        "checked": true
+      },
+      {
+        "type": "input_value",
+        "name": "NAME"
+      }
+    ],
+    "previousStatement": null,
+    "nextStatement": null,
+    "colour": "#fefefe"
+  },
+  {
+    "type": "block_colour_hex3",
+    "message0": "Block color: Black %1 %2 %3 %4",
+    "args0": [
+      {
+        "type": "field_input",
+        "name": "TEXT",
+        "text": "#010101"
+      },
+      {
+        "type": "field_dropdown",
+        "name": "DROPDOWN",
+        "options": [
+          [ "option", "ONE" ],
+          [ "option", "TWO" ]
+        ]
+      },
+      {
+        "type": "field_checkbox",
+        "name": "NAME",
+        "checked": true
+      },
+      {
+        "type": "input_value",
+        "name": "NAME"
+      }
+    ],
+    "previousStatement": null,
+    "nextStatement": null,
+    "colour": "#010101"
+  },
+  {
+    "type": "block_no_colour",
+    "message0": "Block color: unset"
+  },
+  {
+    "type": "block_colour_hex4",
+    "message0": "Block color: #RRGGBBAA (invalid)",
+    "colour": "#992aff99"
+  },
+  {
+    "type": "block_colour_hex5",
+    "message0": "Block color: #RRGGBB (invalid)",
+    "colour": "#NotHex"
+  },
+  {
+    "type": "emoji_label_robot_face",
+    "message0": "Robot Face: \uD83E\uDD16",
+    "colour": "#AAAAAA"
+  }
+]);  // END JSON EXTRACT (Do not delete this comment.)
+
+Blockly.Blocks['empty_block_with_mutator'] = {
+  init: function() {
+    this.setMutator(new Blockly.Mutator(['math_number']));
+  }
+};
\ No newline at end of file
diff --git a/tests/compile/compile.sh b/tests/compile/compile.sh
index b5e73ec04..9ddd44f35 100755
--- a/tests/compile/compile.sh
+++ b/tests/compile/compile.sh
@@ -1,17 +1,17 @@
 # Find the Closure Compiler.
 if [ -f "$(npm root)/google-closure-compiler/compiler.jar" ]; then
-  # Travis test.
   COMPILER="$(npm root)/google-closure-compiler/compiler.jar"
 elif [ -f *compiler*.jar ]; then
-  # Manual test.
   COMPILER="*compiler*.jar"
+  # TODO: Check whether multiple files were found.
 else
-	echo "ERROR: Closure Compiler not found."
+  echo "ERROR: Closure Compiler not found."
   echo "Download from this URL, and place jar file in current directory."
   echo "https://dl.google.com/closure-compiler/compiler-latest.zip"
   exit 1
 fi
 
+echo Using $COMPILER as the compiler.
 rm main_compressed.js 2> /dev/null
 echo Compiling Blockly...
 java -jar $COMPILER --js='main.js' \
diff --git a/tests/generators/functions.xml b/tests/generators/functions.xml
index b189ed355..a3489325d 100644
--- a/tests/generators/functions.xml
+++ b/tests/generators/functions.xml
@@ -1,4 +1,5 @@
 <xml xmlns="http://www.w3.org/1999/xhtml">
+  <!-- Do not include <variables> here to test backward compatibility. -->
   <block type="unittest_main" x="0" y="1">
     <statement name="DO">
       <block type="procedures_callnoreturn">
diff --git a/tests/generators/variables.xml b/tests/generators/variables.xml
index a11d0a01a..a3e5848a4 100644
--- a/tests/generators/variables.xml
+++ b/tests/generators/variables.xml
@@ -1,4 +1,5 @@
 <xml xmlns="http://www.w3.org/1999/xhtml">
+  <!-- Do not include <variables> here to test backward compatibility. -->
   <block type="unittest_main" x="0" y="0">
     <statement name="DO">
       <block type="variables_set" inline="false">
diff --git a/tests/jsunit/event_test.js b/tests/jsunit/event_test.js
index 742fec938..afdfd215f 100644
--- a/tests/jsunit/event_test.js
+++ b/tests/jsunit/event_test.js
@@ -76,14 +76,14 @@ function eventTest_tearDownWithMockBlocks() {
   delete Blockly.Blocks.field_variable_test_block;
 }
 
-function test_abstract_constructor_block() {
+function test_block_base_constructor() {
   eventTest_setUpWithMockBlocks();
   setUpMockMethod(mockControl_, Blockly.utils, 'genUid', null, '1');
   try {
     var block = createSimpleTestBlock(workspace);
 
     // Here's the event we care about.
-    var event = new Blockly.Events.Abstract(block);
+    var event = new Blockly.Events.BlockBase(block);
     assertUndefined(event.varId);
     checkExactEventValues(event, {'blockId': '1', 'workspaceId': workspace.id,
       'group': '', 'recordUndo': true});
@@ -92,13 +92,13 @@ function test_abstract_constructor_block() {
   }
 }
 
-function test_abstract_constructor_variable() {
+function test_var_base_constructor() {
   eventTest_setUpWithMockBlocks();
   setUpMockMethod(mockControl_, Blockly.utils, 'genUid', null, '1');
   try {
     var variable = workspace.createVariable('name1', 'type1', 'id1');
 
-    var event = new Blockly.Events.Abstract(variable);
+    var event = new Blockly.Events.VarBase(variable);
     assertUndefined(event.blockId);
     checkExactEventValues(event, {'varId': 'id1',
       'workspaceId': workspace.id, 'group': '', 'recordUndo': true});
@@ -107,12 +107,13 @@ function test_abstract_constructor_variable() {
   }
 }
 
-function test_abstract_constructor_null() {
+function test_abstract_constructor() {
   eventTest_setUpWithMockBlocks();
   try {
-    var event = new Blockly.Events.Abstract(null);
+    var event = new Blockly.Events.Abstract();
     assertUndefined(event.blockId);
     assertUndefined(event.workspaceId);
+    assertUndefined(event.varId);
     checkExactEventValues(event, {'group': '', 'recordUndo': true});
   } finally {
     eventTest_tearDownWithMockBlocks();
diff --git a/tests/jsunit/field_test.js b/tests/jsunit/field_test.js
index 6a0faebc8..2da04834d 100644
--- a/tests/jsunit/field_test.js
+++ b/tests/jsunit/field_test.js
@@ -97,3 +97,30 @@ function test_field_isEditable_nonEditableBlock_false() {
   assertFalse('Non-editable field with non-editable block is not editable',
       field.isCurrentlyEditable());
 }
+
+function test_field_register_with_custom_field() {
+  var CustomFieldType = function(value) {
+    CustomFieldType.superClass_.constructor.call(this, value);
+  };
+  goog.inherits(CustomFieldType, Blockly.Field);
+
+  CustomFieldType.fromJson = function(options) {
+    return new CustomFieldType(options['value']);
+  };
+
+  var json = {
+    type: 'field_custom_test',
+    value: 'ok'
+  };
+
+  // before registering
+  var field = Blockly.Field.fromJson(json);
+  assertNull(field);
+
+  Blockly.Field.register('field_custom_test', CustomFieldType);
+
+  // after registering
+  field = Blockly.Field.fromJson(json);
+  assertNotNull(field);
+  assertEquals(field.getValue(), 'ok');
+}
diff --git a/tests/jsunit/index.html b/tests/jsunit/index.html
index 3987465a6..32d210285 100644
--- a/tests/jsunit/index.html
+++ b/tests/jsunit/index.html
@@ -20,6 +20,7 @@
     <script src="gesture_test.js"></script>
     <script src="input_test.js"></script>
     <script src="json_test.js"></script>
+    <script src="metrics_test.js"></script>
     <script src="names_test.js"></script>
     <script src="procedures_test.js"></script>
     <script src="utils_test.js"></script>
diff --git a/tests/jsunit/json_test.js b/tests/jsunit/json_test.js
index d489022b2..6832e151d 100644
--- a/tests/jsunit/json_test.js
+++ b/tests/jsunit/json_test.js
@@ -26,12 +26,17 @@ function test_json_minimal() {
   var workspace = new Blockly.Workspace();
   var block;
   try {
-    Blockly.defineBlocksWithJsonArray([{
-      "type": BLOCK_TYPE
-    }]);
+    var warnings = captureWarnings(function() {
+      Blockly.defineBlocksWithJsonArray([{
+        "type": BLOCK_TYPE
+      }]);
+      block = new Blockly.Block(workspace, BLOCK_TYPE);
+    });
 
-    block = new Blockly.Block(workspace, BLOCK_TYPE);
     assertEquals(BLOCK_TYPE, block.type);
+    assertEquals(
+        'Expecting no warnings when defining and creating a simple block.',
+        warnings.length, 0);
     // TODO: asserts
   } finally {
     block.dispose();
@@ -40,6 +45,40 @@ function test_json_minimal() {
   }
 }
 
+/**
+ * Ensure a block without a type id fails with a warning, but does not block
+ * later definitions.
+ */
+function test_json_nullOrUndefinedBlockTypeId() {
+  var BLOCK_TYPE1 = 'test_json_before_bad_blocks';
+  var BLOCK_TYPE2 = 'test_json_after_bad_blocks';
+
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE1]);
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE2]);
+  var blockTypeCount = Object.keys(Blockly.Blocks).length;
+
+  try {
+    var warnings = captureWarnings(function() {
+      Blockly.defineBlocksWithJsonArray([
+          {"type": BLOCK_TYPE1},
+          {"type": undefined},
+          {"type": null},
+          {"type": BLOCK_TYPE2}]);
+    });
+
+    assertNotNullNorUndefined('Block before bad blocks should be defined.',
+        Blockly.Blocks[BLOCK_TYPE1]);
+    assertNotNullNorUndefined('Block after bad blocks should be defined.',
+        Blockly.Blocks[BLOCK_TYPE2]);
+    assertEquals(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
+    assertEquals(
+        'Expecting 2 warnings, one for each bad block.', warnings.length, 2);
+  } finally {
+    delete Blockly.Blocks[BLOCK_TYPE1];
+    delete Blockly.Blocks[BLOCK_TYPE2];
+  }
+}
+
 /**  Ensure message0 creates an input.  */
 function test_json_message0() {
   var BLOCK_TYPE = 'test_json_message0';
@@ -257,3 +296,75 @@ function test_json_dropdown_image() {
     delete Blockly.Msg['ALTTEXT'];
   }
 }
+
+function test_defineBlocksWithJsonArray_nullItem() {
+  var BLOCK_TYPE1 = 'test_block_before_null';
+  var BLOCK_TYPE2 = 'test_block_after_null';
+
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE1]);
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE2]);
+  var blockTypeCount = Object.keys(Blockly.Blocks).length;
+
+  try {
+    var warnings = captureWarnings(function() {
+      Blockly.defineBlocksWithJsonArray([
+          {
+            "type": BLOCK_TYPE1,
+            "message0": 'before'
+          },
+          null,
+          {
+            "type": BLOCK_TYPE2,
+            "message0": 'after'
+          }]);
+    });
+    assertNotNullNorUndefined(
+        'Block before null in array should be defined.',
+        Blockly.Blocks[BLOCK_TYPE1]);
+    assertNotNullNorUndefined(
+        'Block after null in array should be defined.',
+        Blockly.Blocks[BLOCK_TYPE2]);
+    assertEquals(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
+    assertEquals('Expected 1 warning for the bad block.', warnings.length, 1);
+  } finally {
+    workspace.dispose();
+    delete Blockly.Blocks[BLOCK_TYPE1];
+    delete Blockly.Blocks[BLOCK_TYPE2];
+  }
+}
+
+function test_defineBlocksWithJsonArray_undefinedItem() {
+  var BLOCK_TYPE1 = 'test_block_before_undefined';
+  var BLOCK_TYPE2 = 'test_block_after_undefined';
+
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE1]);
+  assertUndefined(Blockly.Blocks[BLOCK_TYPE2]);
+  var blockTypeCount = Object.keys(Blockly.Blocks).length;
+
+  try {
+    var warnings = captureWarnings(function() {
+      Blockly.defineBlocksWithJsonArray([
+          {
+            "type": BLOCK_TYPE1,
+            "message0": 'before'
+          },
+          undefined,
+          {
+            "type": BLOCK_TYPE2,
+            "message0": 'after'
+          }]);
+    });
+    assertNotNullNorUndefined(
+        'Block before undefined in array should be defined.',
+        Blockly.Blocks[BLOCK_TYPE1]);
+    assertNotNullNorUndefined(
+        'Block after undefined in array should be defined.',
+        Blockly.Blocks[BLOCK_TYPE2]);
+    assertEquals(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
+    assertEquals('Expected 1 warning for the bad block.', warnings.length, 1);
+  } finally {
+    workspace.dispose();
+    delete Blockly.Blocks[BLOCK_TYPE1];
+    delete Blockly.Blocks[BLOCK_TYPE2];
+  }
+}
diff --git a/tests/jsunit/metrics_test.js b/tests/jsunit/metrics_test.js
new file mode 100644
index 000000000..30cd11af3
--- /dev/null
+++ b/tests/jsunit/metrics_test.js
@@ -0,0 +1,132 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+'use strict';
+
+function assertDimensionsMatch(toCheck, left, top, width, height) {
+  assertEquals('Top did not match.', top, toCheck.top);
+  assertEquals('Left did not match.', left, toCheck.left);
+  assertEquals('Width did not match.', width, toCheck.width);
+  assertEquals('Height did not match.', height, toCheck.height);
+}
+
+/**
+ * Make a mock workspace object with two properties: getBlocksBoundingBox and
+ * scale.
+ */
+function makeMockWs(scale, x, y, width, height) {
+  return {
+    getBlocksBoundingBox: function() {
+      return {
+        width: width,
+        height: height,
+        x: x,
+        y: y
+      }
+    },
+    scale: scale
+  };
+}
+
+// Empty workspace.
+var test_GetContentDimensionsExact_empty = function() {
+  var ws = makeMockWs(1, 0, 0, 0, 0)
+  var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  assertDimensionsMatch(defaultZoom, 0, 0, 0, 0);
+}
+
+var test_GetContentDimensionsExact_emptyZoomIn = function() {
+  var ws = makeMockWs(2, 0, 0, 0, 0)
+  var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  assertDimensionsMatch(zoomIn, 0, 0, 0, 0);
+}
+
+var test_GetContentDimensionsExact_emptyZoomOut = function() {
+  var ws = makeMockWs(.5, 0, 0, 0, 0)
+  var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  assertDimensionsMatch(zoomOut, 0, 0, 0, 0);
+}
+
+// Non-empty workspace, with top-left corner at ws origin.
+var test_GetContentDimensionsExact_nonEmptyAtOrigin = function() {
+  var ws = makeMockWs(1, 0, 0, 100, 100)
+  var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // Pixel and ws units are the same at default zoom.
+  assertDimensionsMatch(defaultZoom, 0, 0, 100, 100);
+}
+
+var test_GetContentDimensionsExact_nonEmptyAtOriginZoomIn = function() {
+  var ws = makeMockWs(2, 0, 0, 100, 100)
+  var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 2 pixels at this zoom level.
+  assertDimensionsMatch(zoomIn, 0, 0, 200, 200);
+}
+
+var test_GetContentDimensionsExact_nonEmptyAtOriginZoomOut = function() {
+  var ws = makeMockWs(.5, 0, 0, 100, 100)
+  var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 0.5 pixels at this zoom level.
+  assertDimensionsMatch(zoomOut, 0, 0, 50, 50);
+}
+
+// Non-empty workspace, with top-left corner in positive ws coordinates.
+var test_GetContentDimensionsExact_nonEmptyPositiveOrigin = function() {
+  var ws = makeMockWs(1, 10, 10, 100, 100)
+  var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // Pixel and ws units are the same at default zoom.
+  assertDimensionsMatch(defaultZoom, 10, 10, 100, 100);
+}
+
+// Changing zoom will change both width/height and origin location in pixels.
+var test_GetContentDimensionsExact_nonEmptyPositiveOriginZoomIn = function() {
+  var ws = makeMockWs(2, 10, 10, 100, 100)
+  var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 2 pixels at this zoom level.
+  assertDimensionsMatch(zoomIn, 20, 20, 200, 200);
+}
+
+var test_GetContentDimensionsExact_nonEmptyPositiveOriginZoomOut = function() {
+  var ws = makeMockWs(.5, 10, 10, 100, 100)
+  var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 0.5 pixels at this zoom level.
+  assertDimensionsMatch(zoomOut, 5, 5, 50, 50);
+}
+
+// Non-empty workspace, with top-left corner in negative ws coordinates.
+var test_GetContentDimensionsExact_nonEmptyNegativeOrigin = function() {
+  var ws = makeMockWs(1, -10, -10, 100, 100)
+  var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // Pixel and ws units are the same at default zoom.
+  assertDimensionsMatch(defaultZoom, -10, -10, 100, 100);
+}
+
+// Changing zoom will change both width/height and origin location in pixels.
+var test_GetContentDimensionsExact_nonEmptyNegativeOriginZoomIn = function() {
+  var ws = makeMockWs(2, -10, -10, 100, 100)
+  var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 2 pixels at this zoom level.
+  assertDimensionsMatch(zoomIn, -20, -20, 200, 200);
+}
+
+var test_GetContentDimensionsExact_nonEmptyNegativeOriginZoomOut = function() {
+  var ws = makeMockWs(.5, -10, -10, 100, 100)
+  var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+  // 1 ws unit = 0.5 pixels at this zoom level.
+  assertDimensionsMatch(zoomOut, -5, -5, 50, 50);
+}
diff --git a/tests/jsunit/test_utilities.js b/tests/jsunit/test_utilities.js
index 0c256e6f7..381e9134e 100644
--- a/tests/jsunit/test_utilities.js
+++ b/tests/jsunit/test_utilities.js
@@ -141,3 +141,23 @@ function defineGetVarBlock() {
 function undefineGetVarBlock() {
   delete Blockly.Blocks['get_var_block'];
 }
+
+/**
+ * Capture the strings sent to console.warn() when calling a function.
+ * @param {function} innerFunc The function where warnings may called.
+ * @return {string[]} The warning messages (only the first arguments).
+ */
+function captureWarnings(innerFunc) {
+  var msgs = [];
+  var nativeConsoleWarn = console.warn;
+  try {
+    console.warn = function(msg) {
+      msgs.push(msg);
+      nativeConsoleWarn.apply(console, arguments);
+    };
+    innerFunc();
+  } finally {
+    console.warn = nativeConsoleWarn;
+  }
+  return msgs;
+}
diff --git a/tests/jsunit/xml_test.js b/tests/jsunit/xml_test.js
index 9c3da790b..527854052 100644
--- a/tests/jsunit/xml_test.js
+++ b/tests/jsunit/xml_test.js
@@ -392,7 +392,7 @@ function test_variableFieldXml_caseSensitive() {
   };
 
   var generatedXml =
-    Blockly.Variables.generateVariableFieldXml_(mockVariableModel);
+    Blockly.Variables.generateVariableFieldXmlString(mockVariableModel);
   var goldenXml =
       '<field name="VAR"' +
       ' id="' + id + '"' +
diff --git a/tests/multi_playground.html b/tests/multi_playground.html
index ae1a6580d..a9ad9f834 100644
--- a/tests/multi_playground.html
+++ b/tests/multi_playground.html
@@ -202,7 +202,9 @@ h1 {
       <block type="controls_flow_statements"></block>
     </category>
     <category name="Math" colour="230">
-      <block type="math_number" gap="32"></block>
+      <block type="math_number" gap="32">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <shadow type="math_number">
diff --git a/tests/playground.html b/tests/playground.html
index 596e8f373..c91703281 100644
--- a/tests/playground.html
+++ b/tests/playground.html
@@ -64,6 +64,7 @@
 <script src="../blocks/variables.js"></script>
 <script src="../blocks/variables_dynamic.js"></script>
 <script src="../blocks/procedures.js"></script>
+<script src="blocks/test_blocks.js"></script>
 <script>
 'use strict';
 var workspace = null;
@@ -326,6 +327,7 @@ h1 {
       <option value="categories">Categories (untyped variables)</option>
       <option value="categories-typed-variables">Categories (typed variables)</option>
       <option value="simple">Simple</option>
+      <option value="test-blocks">Test Blocks</option>
     </select>
     <select name="side" onchange="document.forms.options.submit()">
       <option value="start">Start</option>
@@ -439,7 +441,9 @@ h1 {
       <block type="controls_flow_statements"></block>
     </category>
     <category name="Math" colour="230">
-      <block type="math_number" gap="32"></block>
+      <block type="math_number" gap="32">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <shadow type="math_number">
@@ -766,7 +770,9 @@ h1 {
       <block type="controls_flow_statements"></block>
     </category>
     <category name="Math" colour="230">
-      <block type="math_number" gap="32"></block>
+      <block type="math_number" gap="32">
+        <field name="NUM">123</field>
+      </block>
       <block type="math_arithmetic">
         <value name="A">
           <shadow type="math_number">
@@ -1048,5 +1054,148 @@ h1 {
     <category name="Variables" colour="310" custom="VARIABLE_DYNAMIC"></category>
     <category name="Functions" colour="290" custom="PROCEDURE"></category>
   </xml>
+
+  <!-- toolbox-test-blocks has a category menu and an auto-closing flyout.
+  The blocks in this toolbox reflect block configurations not used by
+  the standard predefined blocks, and so test alernative block rendering
+  code paths. -->
+  <xml id="toolbox-test-blocks" style="display: none">
+    <category name="Basic">
+      <block type="empty_block"></block>
+      <block type="empty_block_with_mutator"></block>
+    </category>
+    <category name="Drag">
+      <label text="Drag each to the workspace"></label>
+      <block type="text_print">
+        <value name="TEXT">
+          <block type="text">
+            <field name="TEXT">Drag me by this child</field>
+          </block>
+        </value>
+      </block>
+      <block type="text_print">
+        <value name="TEXT">
+          <shadow type="text">
+            <field name="TEXT">Drag me by this shadow</field>
+          </shadow>
+        </value>
+      </block>
+      <label text="Multiple Variable Refs"></label>
+      <block type="text_print">
+        <value name="TEXT">
+          <block type="variables_get">
+            <field name="VAR" id="item" variabletype="">item</field>
+          </block>
+        </value>
+        <next>
+          <block type="text_print">
+            <value name="TEXT">
+              <block type="variables_get">
+                <field name="VAR" id="item" variabletype="">item</field>
+              </block>
+            </value>
+          </block>
+        </next>
+      </block>
+      <label text="Procedure Definitions"></label>
+      <block type="procedures_defnoreturn">
+        <field name="NAME">without arguments</field>
+        <statement name="STACK">
+          <block type="text_print">
+            <value name="TEXT">
+              <shadow type="text">
+                <field name="TEXT">No argument reference.</field>
+              </shadow>
+            </value>
+          </block>
+        </statement>
+      </block>
+      <block type="procedures_defnoreturn">
+        <mutation>
+          <arg name="fnArgument"></arg>
+        </mutation>
+        <field name="NAME">with one argument</field>
+        <statement name="STACK">
+          <block type="text_print">
+            <value name="TEXT">
+              <shadow type="text">
+                <field name="TEXT">Expected an argument reference here.</field>
+              </shadow>
+              <block type="variables_get">
+                <field name="VAR">fnArgument</field>
+              </block>
+            </value>
+          </block>
+        </statement>
+      </block>
+    </category>
+    <category name="Fields">
+      <label text="Numbers"></label>
+      <block type="test_number"></block>
+      <block type="test_integer"></block>
+      <block type="test_number_hundredths"></block>
+      <block type="test_integer_bounded"></block>
+      <label text="Drop-downs"></label>
+      <block type="example_dropdown_long"></block>
+      <block type="example_dropdown_images"></block>
+      <block type="example_dropdown_images_and_text"></block>
+      <label text="Others"></label>
+      <block type="example_angle"></block>
+      <block type="example_date"></block>
+    </category>
+    <category name="Mutators">
+      <label text="logic_compare"></label>
+      <block type="logic_compare">
+        <value name="A">
+          <shadow type="math_number">
+            <field name="NUM">10</field>
+          </shadow>
+        </value>
+        <value name="B">
+          <shadow type="math_number">
+            <field name="NUM">10</field>
+          </shadow>
+        </value>
+      </block>
+      <block type="logic_compare">
+        <value name="A">
+          <block type="math_number">
+            <field name="NUM">10</field>
+          </block>
+        </value>
+        <value name="B">
+          <block type="math_number">
+            <field name="NUM">10</field>
+          </block>
+        </value>
+      </block>
+    </category>
+    <category name="Style">
+      <label text="Hats"></label>
+      <block type="styled_event_cap"></block>
+      <label text="Colour"></label>
+      <block type="block_colour_hex1"></block>
+      <block type="block_colour_hex2"></block>
+      <block type="block_colour_hex3"></block>
+      <block type="block_no_colour"></block>
+      <block type="block_colour_hex4"></block>
+      <block type="block_colour_hex5"></block>
+    </category>
+    <category name="Images">
+      <block type="image_datauri"></block>
+      <block type="image_small"></block>
+      <block type="image_large"></block>
+      <block type="image_missing"></block>
+      <block type="test_with_lots_of_network_icons"></block>
+      <label text="Unicode & Emojis"></label>
+      <block type="emoji_label_robot_face"></block>
+      <block type="text">
+        <field name="TEXT">Robot face in text field: &#x1f916;</field>
+      </block>
+      <block type="text">
+        <field name="TEXT">Zalgo in text field: B&#776;&#788;&#862;&#795;&#842;&#827;&#806;&#837;&#812;&#792;&#816;&#846;&#805;l&#771;&#832;&#833;&#864;&#849;&#849;&#789;&#861;&#801;&#854;&#863;&#811;&#826;&#812;&#790;&#803;&#819;o&#843;&#777;&#778;&#785;&#831;&#829;&#794;&#825;&#857;&#814;&#802;&#811;&#852;c&#843;&#786;&#849;&#778;&#861;&#775;&#825;&#825;&#796;&#857;&#825;&#800;&#824;k&#778;&#850;&#833;&#774;&#772;&#782;&#862;&#770;&#789;&#788;&#841;&#801;&#811;&#860;&#839;&#790;&#819;&#854;l&#832;&#774;&#836;&#831;&#776;&#787;&#855;&#816;&#793;&#798;&#819;&#809;&#800;&#854;&#815;y&#864;&#783;&#856;&#773;&#832;&#808;&#799;&#839;&#814;&#840;&#812;&#793;&#818;&#801;</field>
+      </block>
+    </category>
+  </xml>
 </body>
 </html>
diff --git a/tests/playgrounds/iframe.html b/tests/playgrounds/iframe.html
new file mode 100644
index 000000000..9c57fbf00
--- /dev/null
+++ b/tests/playgrounds/iframe.html
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>Blockly &lt;iframe&gt; Playground</title>
+<style>
+  html, body {
+    border: 0;
+    margin: 0;
+    padding: 0;
+    font-family: sans-serif;
+  }
+  h1#title {
+    border: 0;
+    margin: 2px;
+    padding: 0;
+    width: %100;
+  }
+  #playground-iframe {
+    border: 0;
+    width: %100;
+  }
+</style>
+<script type="text/javascript">
+  var onWindowResize = function() {
+    var iframe = document.getElementById('playground-iframe');
+    var top = iframe.getBoundingClientRect().top;
+    iframe.height = window.innerHeight - top;
+    iframe.width = window.innerWidth;
+  };
+  window.addEventListener("resize", onWindowResize);
+  window.addEventListener("load", onWindowResize);
+</script>
+</head>
+<body>
+  <h1 id="title">Outer Frame</h1>
+  <iframe id="playground-iframe" src="../playground.html">
+</body>
+</html>
\ No newline at end of file