diff --git a/blockly_compressed.js b/blockly_compressed.js
index 502b71480..1ac3b9fd1 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -13,7 +13,7 @@ goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&
 goog.require=function(a){if(!COMPILED){goog.ENABLE_DEBUG_LOADER&&goog.IS_OLD_IE_&&goog.maybeProcessDeferredDep_(a);if(goog.isProvided_(a))return goog.isInModuleLoader_()?goog.module.getInternal_(a):null;if(goog.ENABLE_DEBUG_LOADER){var b=goog.getPathFromDeps_(a);if(b)return goog.included_[b]=!0,goog.writeScripts_(),null}a="goog.require could not find: "+a;goog.logToConsole_(a);throw Error(a);}};goog.basePath="";goog.nullFunction=function(){};
 goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){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.DEPENDENCIES_ENABLED&&(goog.included_={},goog.dependencies_={pathIsModule:{},nameToPath:{},requires:{},visited:{},written:{},deferred:{}},goog.inHtmlDocument_=function(){var a=goog.global.document;return"undefined"!=typeof a&&"write"in a},goog.findBasePath_=function(){if(goog.global.CLOSURE_BASE_PATH)goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_())for(var a=goog.global.document.getElementsByTagName("SCRIPT"),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.importScript_=function(a,b){(goog.global.CLOSURE_IMPORT_SCRIPT||goog.writeScriptTag_)(a,b)&&(goog.dependencies_.written[a]=!0)},goog.IS_OLD_IE_=!goog.global.atob&&goog.global.document&&goog.global.document.all,goog.importModule_=function(a){goog.importScript_("",'goog.retrieveAndExecModule_("'+a+'");')&&(goog.dependencies_.written[a]=!0)},goog.queuedModules_=[],goog.wrapModule_=function(a,b){return goog.LOAD_MODULE_USING_EVAL&&
+d=-1==d?c.length:d;if("base.js"==c.substr(d-7,7)){goog.basePath=c.substr(0,d-7);break}}},goog.importScript_=function(a,b){(goog.global.CLOSURE_IMPORT_SCRIPT||goog.writeScriptTag_)(a,b)&&(goog.dependencies_.written[a]=!0)},goog.IS_OLD_IE_=!(goog.global.atob||!goog.global.document||!goog.global.document.all),goog.importModule_=function(a){goog.importScript_("",'goog.retrieveAndExecModule_("'+a+'");')&&(goog.dependencies_.written[a]=!0)},goog.queuedModules_=[],goog.wrapModule_=function(a,b){return goog.LOAD_MODULE_USING_EVAL&&
 goog.isDef(goog.global.JSON)?"goog.loadModule("+goog.global.JSON.stringify(b+"\n//# sourceURL="+a+"\n")+");":'goog.loadModule(function(exports) {"use strict";'+b+"\n;return exports});\n//# sourceURL="+a+"\n"},goog.loadQueuedModules_=function(){var a=goog.queuedModules_.length;if(0<a){var b=goog.queuedModules_;goog.queuedModules_=[];for(var c=0;c<a;c++)goog.maybeProcessDeferredPath_(b[c])}},goog.maybeProcessDeferredDep_=function(a){goog.isDeferredModule_(a)&&goog.allDepsAreAvailable_(a)&&(a=goog.getPathFromDeps_(a),
 goog.maybeProcessDeferredPath_(goog.basePath+a))},goog.isDeferredModule_=function(a){return(a=goog.getPathFromDeps_(a))&&goog.dependencies_.pathIsModule[a]?goog.basePath+a in goog.dependencies_.deferred:!1},goog.allDepsAreAvailable_=function(a){if((a=goog.getPathFromDeps_(a))&&a in goog.dependencies_.requires)for(var b in goog.dependencies_.requires[a])if(!goog.isProvided_(b)&&!goog.isDeferredModule_(b))return!1;return!0},goog.maybeProcessDeferredPath_=function(a){if(a in goog.dependencies_.deferred){var b=
 goog.dependencies_.deferred[a];delete goog.dependencies_.deferred[a];goog.globalEval(b)}},goog.loadModule=function(a){var b=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:void 0,declareTestMethods:!1};var c;if(goog.isFunction(a))c=a.call(goog.global,{});else if(goog.isString(a))c=goog.loadModuleFromSource_.call(goog.global,a);else throw Error("Invalid module definition");var d=goog.moduleLoaderState_.moduleName;if(!goog.isString(d)||!d)throw Error('Invalid module name "'+d+'"');goog.moduleLoaderState_.declareLegacyNamespace?
@@ -30,9 +30,9 @@ goog.isBoolean=function(a){return"boolean"==typeof a};goog.isNumber=function(a){
 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();var b="array"==b?[]:{},c;for(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_&&(goog.global.eval("var _et_ = 1;"),"undefined"!=typeof goog.global._et_?(delete goog.global._et_,goog.evalWorksForGlobals_=!0):goog.evalWorksForGlobals_=!1),goog.evalWorksForGlobals_)goog.global.eval(a);else{var b=goog.global.document,c=b.createElement("SCRIPT");c.type="text/javascript";c.defer=!1;c.appendChild(b.createTextNode(a));b.body.appendChild(c);
-b.body.removeChild(c)}else throw Error("goog.globalEval not available");};goog.evalWorksForGlobals_=null;goog.getCssName=function(a,b){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};return b?a+"-"+d(b):d(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 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.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"JavaScript");else if(goog.global.eval){if(null==goog.evalWorksForGlobals_)if(goog.global.eval("var _evalTest_ = 1;"),"undefined"!=typeof goog.global._evalTest_){try{delete goog.global._evalTest_}catch(b){}goog.evalWorksForGlobals_=!0}else goog.evalWorksForGlobals_=!1;if(goog.evalWorksForGlobals_)goog.global.eval(a);else{var c=goog.global.document,d=c.createElement("SCRIPT");d.type="text/javascript";d.defer=!1;d.appendChild(c.createTextNode(a));
+c.body.appendChild(d);c.body.removeChild(d)}}else throw Error("goog.globalEval not available");};goog.evalWorksForGlobals_=null;goog.getCssName=function(a,b){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};return b?a+"-"+d(b):d(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 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 g=Array(arguments.length-2),h=2;h<arguments.length;h++)g[h-2]=arguments[h];return b.prototype[c].apply(a,g)}};
 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];for(var f=!1,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){a.call(goog.global)};COMPILED||(goog.global.COMPILED=COMPILED);
@@ -86,7 +86,7 @@ goog.array.insertAt=function(a,b,c){goog.array.splice(a,c,0,b)};goog.array.inser
 goog.array.removeAt=function(a,b){goog.asserts.assert(null!=a.length);return 1==goog.array.ARRAY_PROTOTYPE_.splice.call(a,b,1).length};goog.array.removeIf=function(a,b,c){b=goog.array.findIndex(a,b,c);return 0<=b?(goog.array.removeAt(a,b),!0):!1};goog.array.removeAllIf=function(a,b,c){var d=0;goog.array.forEachRight(a,function(e,f){b.call(c,e,f,a)&&goog.array.removeAt(a,f)&&d++});return d};goog.array.concat=function(a){return goog.array.ARRAY_PROTOTYPE_.concat.apply(goog.array.ARRAY_PROTOTYPE_,arguments)};
 goog.array.join=function(a){return goog.array.ARRAY_PROTOTYPE_.concat.apply(goog.array.ARRAY_PROTOTYPE_,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 goog.array.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?goog.array.ARRAY_PROTOTYPE_.slice.call(a,b):goog.array.ARRAY_PROTOTYPE_.slice.call(a,b,c)};
-goog.array.removeDuplicates=function(a,b,c){b=b||a;var d=function(a){return goog.isObject(g)?"o"+goog.getUid(g):(typeof g).charAt(0)+g};c=c||d;for(var d={},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.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;for(var d={},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,l;l=c?b.call(e,a[k],k,a):b(d,a[k]);0<l?f=k+1:(g=k,h=!l)}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=0;c<a.length;c++)a[c]={index:c,value:a[c]};var d=b||goog.array.defaultCompare;goog.array.sort(a,function(a,b){return d(a.value,b.value)||a.index-b.index});for(c=0;c<a.length;c++)a[c]=a[c].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};
@@ -109,32 +109,32 @@ goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.cl
 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(a.clone)return a.clone();var b="array"==b?[]:{},c;for(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.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")||goog.labs.userAgent.util.matchUserAgent("OPR")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")||goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};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.matchIE_()||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.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.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")||goog.labs.userAgent.util.matchUserAgent("OPR")};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.matchOpera_()&&!goog.labs.userAgent.browser.matchIE_()};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.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.matchChrome_=function(){return(goog.labs.userAgent.util.matchUserAgent("Chrome")||goog.labs.userAgent.util.matchUserAgent("CriOS"))&&!goog.labs.userAgent.browser.matchOpera_()&&!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);var b=goog.labs.userAgent.util.extractVersionTuples(b),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","OPR"]):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]||(b=/Edge\/([\d\.]+)/.exec(a)))return b[1];var b="",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.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);var b=goog.labs.userAgent.util.extractVersionTuples(b),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","OPR"]):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];var b="",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){var a=goog.labs.userAgent.util.extractVersionTuples(a),b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];var a=a[0],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.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.userAgent={};goog.userAgent.ASSUME_IE=!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_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.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;
+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.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.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.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.determineVersion_=function(){if(goog.userAgent.OPERA&&goog.global.opera){var a=goog.global.opera.version;return goog.isFunction(a)?a():a}var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&!goog.labs.userAgent.engine.isEdge()&&(b=goog.userAgent.getDocumentMode_(),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.IE&&goog.labs.userAgent.engine.isEdge())return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\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.userAgent.isVersionOrHigherCache_[a]||(goog.userAgent.isVersionOrHigherCache_[a]=0<=goog.string.compareVersions(goog.userAgent.VERSION,a))};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
-goog.userAgent.isDocumentModeOrHigher=function(a){return goog.userAgent.IE&&(goog.labs.userAgent.engine.isEdge()||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_();return!a||!goog.userAgent.IE||!b&&goog.labs.userAgent.engine.isEdge()?void 0:b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
+goog.userAgent.determineVersion_=function(){if(goog.userAgent.OPERA&&goog.global.opera){var a=goog.global.opera.version;return goog.isFunction(a)?a():a}var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),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)};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.userAgent.isVersionOrHigherCache_[a]||(goog.userAgent.isVersionOrHigherCache_[a]=0<=goog.string.compareVersions(goog.userAgent.VERSION,a))};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;goog.userAgent.isDocumentModeOrHigher=function(a){return 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_();return a&&goog.userAgent.IE?b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5):void 0}();goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
 LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.TagName={A:"A",ABBR:"ABBR",ACRONYM:"ACRONYM",ADDRESS:"ADDRESS",APPLET:"APPLET",AREA:"AREA",ARTICLE:"ARTICLE",ASIDE:"ASIDE",AUDIO:"AUDIO",B:"B",BASE:"BASE",BASEFONT:"BASEFONT",BDI:"BDI",BDO:"BDO",BIG:"BIG",BLOCKQUOTE:"BLOCKQUOTE",BODY:"BODY",BR:"BR",BUTTON:"BUTTON",CANVAS:"CANVAS",CAPTION:"CAPTION",CENTER:"CENTER",CITE:"CITE",CODE:"CODE",COL:"COL",COLGROUP:"COLGROUP",COMMAND:"COMMAND",DATA:"DATA",DATALIST:"DATALIST",DD:"DD",DEL:"DEL",DETAILS:"DETAILS",DFN:"DFN",DIALOG:"DIALOG",DIR:"DIR",DIV:"DIV",
 DL:"DL",DT:"DT",EM:"EM",EMBED:"EMBED",FIELDSET:"FIELDSET",FIGCAPTION:"FIGCAPTION",FIGURE:"FIGURE",FONT:"FONT",FOOTER:"FOOTER",FORM:"FORM",FRAME:"FRAME",FRAMESET:"FRAMESET",H1:"H1",H2:"H2",H3:"H3",H4:"H4",H5:"H5",H6:"H6",HEAD:"HEAD",HEADER:"HEADER",HGROUP:"HGROUP",HR:"HR",HTML:"HTML",I:"I",IFRAME:"IFRAME",IMG:"IMG",INPUT:"INPUT",INS:"INS",ISINDEX:"ISINDEX",KBD:"KBD",KEYGEN:"KEYGEN",LABEL:"LABEL",LEGEND:"LEGEND",LI:"LI",LINK:"LINK",MAP:"MAP",MARK:"MARK",MATH:"MATH",MENU:"MENU",META:"META",METER:"METER",
 NAV:"NAV",NOFRAMES:"NOFRAMES",NOSCRIPT:"NOSCRIPT",OBJECT:"OBJECT",OL:"OL",OPTGROUP:"OPTGROUP",OPTION:"OPTION",OUTPUT:"OUTPUT",P:"P",PARAM:"PARAM",PRE:"PRE",PROGRESS:"PROGRESS",Q:"Q",RP:"RP",RT:"RT",RUBY:"RUBY",S:"S",SAMP:"SAMP",SCRIPT:"SCRIPT",SECTION:"SECTION",SELECT:"SELECT",SMALL:"SMALL",SOURCE:"SOURCE",SPAN:"SPAN",STRIKE:"STRIKE",STRONG:"STRONG",STYLE:"STYLE",SUB:"SUB",SUMMARY:"SUMMARY",SUP:"SUP",SVG:"SVG",TABLE:"TABLE",TBODY:"TBODY",TD:"TD",TEMPLATE:"TEMPLATE",TEXTAREA:"TEXTAREA",TFOOT:"TFOOT",
@@ -173,9 +173,9 @@ goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estim
 goog.i18n.bidi.setElementDirByTextDirectionality=function(a,b){switch(goog.i18n.bidi.estimateDirection(b)){case goog.i18n.bidi.Dir.LTR:a.dir="ltr";break;case goog.i18n.bidi.Dir.RTL:a.dir="rtl";break;default:a.removeAttribute("dir")}};goog.i18n.bidi.DirectionalString=function(){};goog.html.SafeUrl=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
 goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});
 goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"'");return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
-goog.html.SAFE_BLOB_TYPE_PATTERN_=/^image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)$/i;goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SAFE_BLOB_TYPE_PATTERN_.test(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto|ftp):|[^&:/?#]*(?:[/?#]|$))/i;
-goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);a=goog.html.SAFE_URL_PATTERN_.test(a)?goog.html.SafeUrl.normalize_(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
-goog.html.SafeUrl.normalize_=function(a){try{var b=encodeURI(a)}catch(c){return goog.html.SafeUrl.INNOCUOUS_STRING}return b.replace(goog.html.SafeUrl.NORMALIZE_MATCHER_,function(a){return goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_[a]})};goog.html.SafeUrl.NORMALIZE_MATCHER_=/[()']|%5B|%5D|%25/g;goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_={"'":"%27","(":"%28",")":"%29","%5B":"[","%5D":"]","%25":"%"};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SAFE_MIME_TYPE_PATTERN_=/^(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm))$/i;goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SAFE_MIME_TYPE_PATTERN_.test(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.DATA_URL_PATTERN_=/^data:([^;,]*);base64,[a-z0-9+\/]+=*$/i;
+goog.html.SafeUrl.fromDataUrl=function(a){var b=a.match(goog.html.DATA_URL_PATTERN_),b=b&&goog.html.SAFE_MIME_TYPE_PATTERN_.test(b[1]);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(b?a:goog.html.SafeUrl.INNOCUOUS_STRING)};goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto|ftp):|[^&:/?#]*(?:[/?#]|$))/i;
+goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);goog.html.SAFE_URL_PATTERN_.test(a)||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
 goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeUrl;b.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;return b};goog.html.TrustedResourceUrl=function(){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_="";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_};
 goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});
 goog.html.TrustedResourceUrl.unwrap=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"'");return"type_error:TrustedResourceUrl"};goog.html.TrustedResourceUrl.fromConstant=function(a){return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
@@ -189,7 +189,7 @@ goog.html.SafeHtml.create=function(a,b,c){if(!goog.html.SafeHtml.VALID_NAMES_IN_
 goog.html.SafeHtml.createIframe=function(a,b,c,d){var e={};e.src=a||null;e.srcdoc=b||null;a=goog.html.SafeHtml.combineAttributes(e,{sandbox:""},c);return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse("iframe",a,d)};
 goog.html.SafeHtml.createStyle=function(a,b){var c=goog.html.SafeHtml.combineAttributes({type:"text/css"},{},b),d="";a=goog.array.concat(a);for(var e=0;e<a.length;e++)d+=goog.html.SafeStyleSheet.unwrap(a[e]);d=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(d,goog.i18n.bidi.Dir.NEUTRAL);return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse("style",c,d)};
 goog.html.SafeHtml.getAttrNameAndValue_=function(a,b,c){if(c instanceof goog.string.Const)c=goog.string.Const.unwrap(c);else if("style"==b.toLowerCase())c=goog.html.SafeHtml.getStyleValue_(c);else{if(/^on/i.test(b))throw Error('Attribute "'+b+'" requires goog.string.Const value, "'+c+'" given.');if(b.toLowerCase()in goog.html.SafeHtml.URL_ATTRIBUTES_)if(c instanceof goog.html.TrustedResourceUrl)c=goog.html.TrustedResourceUrl.unwrap(c);else if(c instanceof goog.html.SafeUrl)c=goog.html.SafeUrl.unwrap(c);
-else throw Error('Attribute "'+b+'" on tag "'+a+'" requires goog.html.SafeUrl or goog.string.Const value, "'+c+'" given.');}c.implementsGoogStringTypedString&&(c=c.getTypedStringValue());goog.asserts.assert(goog.isString(c)||goog.isNumber(c),"String or number value expected, got "+typeof c+" with value: "+c);return b+'="'+goog.string.htmlEscape(String(c))+'"'};
+else if(goog.isString(c))c=goog.html.SafeUrl.sanitize(c).getTypedStringValue();else throw Error('Attribute "'+b+'" on tag "'+a+'" requires goog.html.SafeUrl, goog.string.Const, or string, value "'+c+'" given.');}c.implementsGoogStringTypedString&&(c=c.getTypedStringValue());goog.asserts.assert(goog.isString(c)||goog.isNumber(c),"String or number value expected, got "+typeof c+" with value: "+c);return b+'="'+goog.string.htmlEscape(String(c))+'"'};
 goog.html.SafeHtml.getStyleValue_=function(a){if(!goog.isObject(a))throw Error('The "style" attribute requires goog.html.SafeStyle or map of style properties, '+typeof a+" given: "+a);a instanceof goog.html.SafeStyle||(a=goog.html.SafeStyle.create(a));return goog.html.SafeStyle.unwrap(a)};goog.html.SafeHtml.createWithDir=function(a,b,c,d){b=goog.html.SafeHtml.create(b,c,d);b.dir_=a;return b};
 goog.html.SafeHtml.concat=function(a){var b=goog.i18n.bidi.Dir.NEUTRAL,c="",d=function(a){goog.isArray(a)?goog.array.forEach(a,d):(a=goog.html.SafeHtml.htmlEscape(a),c+=goog.html.SafeHtml.unwrap(a),a=a.getDirection(),b==goog.i18n.bidi.Dir.NEUTRAL?b=a:a!=goog.i18n.bidi.Dir.NEUTRAL&&b!=a&&(b=null))};goog.array.forEach(arguments,d);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(c,b)};
 goog.html.SafeHtml.concatWithDir=function(a,b){var c=goog.html.SafeHtml.concat(goog.array.slice(arguments,1));c.dir_=a;return c};goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse=function(a,b){return(new goog.html.SafeHtml).initSecurityPrivateDoNotAccessOrElse_(a,b)};goog.html.SafeHtml.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a,b){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;this.dir_=b;return this};
@@ -211,7 +211,7 @@ goog.dom.getElementHelper_=function(a,b){return goog.isString(b)?a.getElementByI
 goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};
 goog.dom.getElementByClass=function(a,b){var c=b||document,d=null;return(d=c.getElementsByClassName?c.getElementsByClassName(a)[0]:goog.dom.canUseQuerySelector_(c)?c.querySelector("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)[0])||null};goog.dom.getRequiredElementByClass=function(a,b){var c=goog.dom.getElementByClass(a,b);return goog.asserts.assert(c,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
 goog.dom.getElementsByTagNameAndClass_=function(a,b,c,d){a=d||a;b=b&&"*"!=b?b.toUpperCase():"";if(goog.dom.canUseQuerySelector_(a)&&(b||c))return a.querySelectorAll(b+(c?"."+c:""));if(c&&a.getElementsByClassName){a=a.getElementsByClassName(c);if(b){d={};for(var e=0,f=0,g;g=a[f];f++)b==g.nodeName&&(d[e++]=g);d.length=e;return d}return a}a=a.getElementsByTagName(b||"*");if(c){d={};for(f=e=0;g=a[f];f++)b=g.className,"function"==typeof b.split&&goog.array.contains(b.split(/\s+/),c)&&(d[e++]=g);d.length=
-e;return d}return a};goog.dom.$$=goog.dom.getElementsByTagNameAndClass;goog.dom.setProperties=function(a,b){goog.object.forEach(b,function(b,d){"style"==d?a.style.cssText=b:"class"==d?a.className=b:"for"==d?a.htmlFor=b:d in goog.dom.DIRECT_ATTRIBUTE_MAP_?a.setAttribute(goog.dom.DIRECT_ATTRIBUTE_MAP_[d],b):goog.string.startsWith(d,"aria-")||goog.string.startsWith(d,"data-")?a.setAttribute(d,b):a[d]=b})};
+e;return d}return a};goog.dom.$$=goog.dom.getElementsByTagNameAndClass;goog.dom.setProperties=function(a,b){goog.object.forEach(b,function(b,d){"style"==d?a.style.cssText=b:"class"==d?a.className=b:"for"==d?a.htmlFor=b:goog.dom.DIRECT_ATTRIBUTE_MAP_.hasOwnProperty(d)?a.setAttribute(goog.dom.DIRECT_ATTRIBUTE_MAP_[d],b):goog.string.startsWith(d,"aria-")||goog.string.startsWith(d,"data-")?a.setAttribute(d,b):a[d]=b})};
 goog.dom.DIRECT_ATTRIBUTE_MAP_={cellpadding:"cellPadding",cellspacing:"cellSpacing",colspan:"colSpan",frameborder:"frameBorder",height:"height",maxlength:"maxLength",role:"role",rowspan:"rowSpan",type:"type",usemap:"useMap",valign:"vAlign",width:"width"};goog.dom.getViewportSize=function(a){return goog.dom.getViewportSize_(a||window)};goog.dom.getViewportSize_=function(a){a=a.document;a=goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body;return new goog.math.Size(a.clientWidth,a.clientHeight)};
 goog.dom.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(window)};goog.dom.getDocumentHeight_=function(a){var b=a.document,c=0;if(b){var c=b.body,d=b.documentElement;if(!d||!c)return 0;a=goog.dom.getViewportSize_(a).height;if(goog.dom.isCss1CompatMode_(b)&&d.scrollHeight)c=d.scrollHeight!=a?d.scrollHeight:d.offsetHeight;else{var b=d.scrollHeight,e=d.offsetHeight;d.clientHeight!=e&&(b=c.scrollHeight,e=c.offsetHeight);c=b>a?b>e?b:e:b<e?b:e}}return c};
 goog.dom.getPageScroll=function(a){return goog.dom.getDomHelper((a||goog.global||window).document).getDocumentScroll()};goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(document)};
@@ -225,8 +225,8 @@ goog.dom.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragme
 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 goog.dom.TagName.APPLET:case goog.dom.TagName.AREA:case goog.dom.TagName.BASE:case goog.dom.TagName.BR:case goog.dom.TagName.COL:case goog.dom.TagName.COMMAND:case goog.dom.TagName.EMBED:case goog.dom.TagName.FRAME:case goog.dom.TagName.HR:case goog.dom.TagName.IMG:case goog.dom.TagName.INPUT:case goog.dom.TagName.IFRAME:case goog.dom.TagName.ISINDEX:case goog.dom.TagName.KEYGEN:case goog.dom.TagName.LINK:case goog.dom.TagName.NOFRAMES:case goog.dom.TagName.NOSCRIPT:case goog.dom.TagName.META:case goog.dom.TagName.OBJECT:case goog.dom.TagName.PARAM:case goog.dom.TagName.SCRIPT:case goog.dom.TagName.SOURCE:case goog.dom.TagName.STYLE:case goog.dom.TagName.TRACK:case goog.dom.TagName.WBR:return!1}return!0};
 goog.dom.appendChild=function(a,b){a.appendChild(b)};goog.dom.append=function(a,b){goog.dom.append_(goog.dom.getOwnerDocument(a),a,arguments,1)};goog.dom.removeChildren=function(a){for(var b;b=a.firstChild;)a.removeChild(b)};goog.dom.insertSiblingBefore=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b)};goog.dom.insertSiblingAfter=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b.nextSibling)};goog.dom.insertChildAt=function(a,b,c){a.insertBefore(b,a.childNodes[c]||null)};
 goog.dom.removeNode=function(a){return a&&a.parentNode?a.parentNode.removeChild(a):null};goog.dom.replaceNode=function(a,b){var c=b.parentNode;c&&c.replaceChild(a,b)};goog.dom.flattenElement=function(a){var b,c=a.parentNode;if(c&&c.nodeType!=goog.dom.NodeType.DOCUMENT_FRAGMENT){if(a.removeNode)return a.removeNode(!1);for(;b=a.firstChild;)c.insertBefore(b,a);return goog.dom.removeNode(a)}};
-goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return void 0!=a.firstElementChild?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return void 0!=a.lastElementChild?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
-goog.dom.getNextElementSibling=function(a){return void 0!=a.nextElementSibling?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return void 0!=a.previousElementSibling?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
+goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return goog.isDef(a.firstElementChild)?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return goog.isDef(a.lastElementChild)?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
+goog.dom.getNextElementSibling=function(a){return goog.isDef(a.nextElementSibling)?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return goog.isDef(a.previousElementSibling)?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
 goog.dom.getNextNode=function(a){if(!a)return null;if(a.firstChild)return a.firstChild;for(;a&&!a.nextSibling;)a=a.parentNode;return a?a.nextSibling:null};goog.dom.getPreviousNode=function(a){if(!a)return null;if(!a.previousSibling)return a.parentNode;for(a=a.previousSibling;a&&a.lastChild;)a=a.lastChild;return a};goog.dom.isNodeLike=function(a){return goog.isObject(a)&&0<a.nodeType};goog.dom.isElement=function(a){return goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT};
 goog.dom.isWindow=function(a){return goog.isObject(a)&&a.window==a};goog.dom.getParentElement=function(a){var b;if(goog.dom.BrowserFeature.CAN_USE_PARENT_ELEMENT_PROPERTY&&!(goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("9")&&!goog.userAgent.isVersionOrHigher("10")&&goog.global.SVGElement&&a instanceof goog.global.SVGElement)&&(b=a.parentElement))return b;b=a.parentNode;return goog.dom.isElement(b)?b:null};
 goog.dom.contains=function(a,b){if(a.contains&&b.nodeType==goog.dom.NodeType.ELEMENT)return a==b||a.contains(b);if("undefined"!=typeof a.compareDocumentPosition)return a==b||Boolean(a.compareDocumentPosition(b)&16);for(;b&&a!=b;)b=b.parentNode;return b==a};
@@ -246,20 +246,19 @@ goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(
 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=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?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){c||(a=a.parentNode);c=null==d;for(var e=0;a&&(c||e<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;e++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
-goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow(),b=goog.userAgent.GECKO&&goog.userAgent.MOBILE;return goog.isDef(a.devicePixelRatio)&&!b?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1};
-goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};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.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
-goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;
-goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;
-goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(this.document_,a)};
-goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};
-goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;goog.dom.DomHelper.prototype.append=goog.dom.append;goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;
-goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;
-goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;goog.dom.DomHelper.prototype.getNextNode=goog.dom.getNextNode;goog.dom.DomHelper.prototype.getPreviousNode=goog.dom.getPreviousNode;goog.dom.DomHelper.prototype.isNodeLike=goog.dom.isNodeLike;goog.dom.DomHelper.prototype.isElement=goog.dom.isElement;goog.dom.DomHelper.prototype.isWindow=goog.dom.isWindow;
-goog.dom.DomHelper.prototype.getParentElement=goog.dom.getParentElement;goog.dom.DomHelper.prototype.contains=goog.dom.contains;goog.dom.DomHelper.prototype.compareNodeOrder=goog.dom.compareNodeOrder;goog.dom.DomHelper.prototype.findCommonAncestor=goog.dom.findCommonAncestor;goog.dom.DomHelper.prototype.getOwnerDocument=goog.dom.getOwnerDocument;goog.dom.DomHelper.prototype.getFrameContentDocument=goog.dom.getFrameContentDocument;goog.dom.DomHelper.prototype.getFrameContentWindow=goog.dom.getFrameContentWindow;
-goog.dom.DomHelper.prototype.setTextContent=goog.dom.setTextContent;goog.dom.DomHelper.prototype.getOuterHtml=goog.dom.getOuterHtml;goog.dom.DomHelper.prototype.findNode=goog.dom.findNode;goog.dom.DomHelper.prototype.findNodes=goog.dom.findNodes;goog.dom.DomHelper.prototype.isFocusableTabIndex=goog.dom.isFocusableTabIndex;goog.dom.DomHelper.prototype.setFocusableTabIndex=goog.dom.setFocusableTabIndex;goog.dom.DomHelper.prototype.isFocusable=goog.dom.isFocusable;
-goog.dom.DomHelper.prototype.getTextContent=goog.dom.getTextContent;goog.dom.DomHelper.prototype.getNodeTextLength=goog.dom.getNodeTextLength;goog.dom.DomHelper.prototype.getNodeTextOffset=goog.dom.getNodeTextOffset;goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;
-goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
+goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow();return goog.isDef(a.devicePixelRatio)?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1};goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};
+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.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};
+goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};
+goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};
+goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(this.document_,a)};goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};
+goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;goog.dom.DomHelper.prototype.append=goog.dom.append;
+goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;
+goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;
+goog.dom.DomHelper.prototype.getNextNode=goog.dom.getNextNode;goog.dom.DomHelper.prototype.getPreviousNode=goog.dom.getPreviousNode;goog.dom.DomHelper.prototype.isNodeLike=goog.dom.isNodeLike;goog.dom.DomHelper.prototype.isElement=goog.dom.isElement;goog.dom.DomHelper.prototype.isWindow=goog.dom.isWindow;goog.dom.DomHelper.prototype.getParentElement=goog.dom.getParentElement;goog.dom.DomHelper.prototype.contains=goog.dom.contains;goog.dom.DomHelper.prototype.compareNodeOrder=goog.dom.compareNodeOrder;
+goog.dom.DomHelper.prototype.findCommonAncestor=goog.dom.findCommonAncestor;goog.dom.DomHelper.prototype.getOwnerDocument=goog.dom.getOwnerDocument;goog.dom.DomHelper.prototype.getFrameContentDocument=goog.dom.getFrameContentDocument;goog.dom.DomHelper.prototype.getFrameContentWindow=goog.dom.getFrameContentWindow;goog.dom.DomHelper.prototype.setTextContent=goog.dom.setTextContent;goog.dom.DomHelper.prototype.getOuterHtml=goog.dom.getOuterHtml;goog.dom.DomHelper.prototype.findNode=goog.dom.findNode;
+goog.dom.DomHelper.prototype.findNodes=goog.dom.findNodes;goog.dom.DomHelper.prototype.isFocusableTabIndex=goog.dom.isFocusableTabIndex;goog.dom.DomHelper.prototype.setFocusableTabIndex=goog.dom.setFocusableTabIndex;goog.dom.DomHelper.prototype.isFocusable=goog.dom.isFocusable;goog.dom.DomHelper.prototype.getTextContent=goog.dom.getTextContent;goog.dom.DomHelper.prototype.getNodeTextLength=goog.dom.getNodeTextLength;goog.dom.DomHelper.prototype.getNodeTextOffset=goog.dom.getNodeTextOffset;
+goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
 goog.dom.vendor.getPrefixedPropertyName=function(a,b){if(b&&a in b)return a;var c=goog.dom.vendor.getVendorJsPrefix();return c?(c=c.toLowerCase(),c+=goog.string.toTitleCase(a),!goog.isDef(b)||c in b?c:null):null};goog.dom.vendor.getPrefixedEventType=function(a){return((goog.dom.vendor.getVendorJsPrefix()||"")+a).toLowerCase()};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=arguments[c];b.top=Math.min(b.top,d.y);b.right=Math.max(b.right,d.x);b.bottom=Math.max(b.bottom,d.y);b.left=Math.min(b.left,d.x)}return b};goog.math.Box.prototype.getWidth=function(){return this.right-this.left};
 goog.math.Box.prototype.getHeight=function(){return this.bottom-this.top};goog.math.Box.prototype.clone=function(){return new goog.math.Box(this.top,this.right,this.bottom,this.left)};goog.DEBUG&&(goog.math.Box.prototype.toString=function(){return"("+this.top+"t, "+this.right+"r, "+this.bottom+"b, "+this.left+"l)"});goog.math.Box.prototype.contains=function(a){return goog.math.Box.contains(this,a)};
 goog.math.Box.prototype.expand=function(a,b,c,d){goog.isObject(a)?(this.top-=a.top,this.right+=a.right,this.bottom+=a.bottom,this.left-=a.left):(this.top-=a,this.right+=b,this.bottom+=c,this.left-=d);return this};goog.math.Box.prototype.expandToInclude=function(a){this.left=Math.min(this.left,a.left);this.top=Math.min(this.top,a.top);this.right=Math.max(this.right,a.right);this.bottom=Math.max(this.bottom,a.bottom)};
@@ -324,7 +323,7 @@ goog.style.getBorderBox=function(a){if(goog.userAgent.IE&&!goog.userAgent.isDocu
 goog.style.getLengthUnits=function(a){return(a=a.match(goog.style.lengthUnitRegex_))&&a[0]||null};goog.style.ABSOLUTE_CSS_LENGTH_UNITS_={cm:1,"in":1,mm:1,pc:1,pt:1};goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_={em:1,ex:1};
 goog.style.getFontSize=function(a){var b=goog.style.getStyle_(a,"fontSize"),c=goog.style.getLengthUnits(b);if(b&&"px"==c)return parseInt(b,10);if(goog.userAgent.IE){if(c in goog.style.ABSOLUTE_CSS_LENGTH_UNITS_)return goog.style.getIePixelValue_(a,b,"left","pixelLeft");if(a.parentNode&&a.parentNode.nodeType==goog.dom.NodeType.ELEMENT&&c in goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_)return a=a.parentNode,c=goog.style.getStyle_(a,"fontSize"),goog.style.getIePixelValue_(a,b==c?"1em":b,"left","pixelLeft")}c=
 goog.dom.createDom(goog.dom.TagName.SPAN,{style:"visibility:hidden;position:absolute;line-height:0;padding:0;margin:0;border:0;height:1em;"});goog.dom.appendChild(a,c);b=c.offsetHeight;goog.dom.removeNode(c);return b};goog.style.parseStyleAttribute=function(a){var b={};goog.array.forEach(a.split(/\s*;\s*/),function(a){a=a.split(/\s*:\s*/);2==a.length&&(b[goog.string.toCamelCase(a[0].toLowerCase())]=a[1])});return b};
-goog.style.toStyleAttribute=function(a){var b=[];goog.object.forEach(a,function(a,d){b.push(goog.string.toSelectorCase(d),":",a,";")});return b.join("")};goog.style.FLOAT_CSS_PROPERTY_NAME_=goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher(12)?"styleFloat":"cssFloat";goog.style.setFloat=function(a,b){a.style[goog.style.FLOAT_CSS_PROPERTY_NAME_]=b};goog.style.getFloat=function(a){return a.style[goog.style.FLOAT_CSS_PROPERTY_NAME_]||""};
+goog.style.toStyleAttribute=function(a){var b=[];goog.object.forEach(a,function(a,d){b.push(goog.string.toSelectorCase(d),":",a,";")});return b.join("")};goog.style.setFloat=function(a,b){a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]=b};goog.style.getFloat=function(a){return a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]||""};
 goog.style.getScrollbarWidth=function(a){var b=goog.dom.createElement(goog.dom.TagName.DIV);a&&(b.className=a);b.style.cssText="overflow:auto;position:absolute;top:0;width:100px;height:100px";a=goog.dom.createElement(goog.dom.TagName.DIV);goog.style.setSize(a,"200px","200px");b.appendChild(a);goog.dom.appendChild(goog.dom.getDocument().body,b);a=b.offsetWidth-b.clientWidth;goog.dom.removeNode(b);return a};goog.style.MATRIX_TRANSLATION_REGEX_=/matrix\([0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, ([0-9\.\-]+)p?x?, ([0-9\.\-]+)p?x?\)/;
 goog.style.getCssTranslation=function(a){a=goog.style.getComputedTransform(a);return a?(a=a.match(goog.style.MATRIX_TRANSLATION_REGEX_))?new goog.math.Coordinate(parseFloat(a[1]),parseFloat(a[2])):new goog.math.Coordinate(0,0):new goog.math.Coordinate(0,0)};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)};
@@ -341,7 +340,7 @@ READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unlo
 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:"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",
 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"};goog.reflect={};goog.reflect.object=function(a,b){return b};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.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.charCode=this.keyCode=this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
+DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint"};goog.reflect={};goog.reflect.object=function(a,b){return b};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.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.charCode=this.keyCode=this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
 goog.events.BrowserEvent.MouseButton={LEFT:0,MIDDLE:1,RIGHT:2};goog.events.BrowserEvent.IEButtonMap=[1,4,2];
 goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type;this.target=a.target||a.srcElement;this.currentTarget=b;var d=a.relatedTarget;d?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(d,"nodeName")||(d=null)):c==goog.events.EventType.MOUSEOVER?d=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(d=a.toElement);this.relatedTarget=d;this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX;this.offsetY=goog.userAgent.WEBKIT||void 0!==a.offsetY?a.offsetY:a.layerY;
 this.clientX=void 0!==a.clientX?a.clientX:a.pageX;this.clientY=void 0!==a.clientY?a.clientY:a.pageY;this.screenX=a.screenX||0;this.screenY=a.screenY||0;this.button=a.button;this.keyCode=a.keyCode||0;this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault()};
@@ -375,29 +374,30 @@ goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next
 goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};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.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},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.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.global.Window&&goog.global.Window.prototype&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d)):goog.global.setImmediate(d)};
 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(goog.dom.TagName.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(goog.dom.TagName.SCRIPT)?function(a){var b=document.createElement(goog.dom.TagName.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.testing={};goog.testing.watchers={};goog.testing.watchers.resetWatchers_=[];goog.testing.watchers.signalClockReset=function(){for(var a=goog.testing.watchers.resetWatchers_,b=0;b<a.length;b++)goog.testing.watchers.resetWatchers_[b]()};goog.testing.watchers.watchClockReset=function(a){goog.testing.watchers.resetWatchers_.push(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();goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
+"onreadystatechange"in document.createElement(goog.dom.TagName.SCRIPT)?function(a){var b=document.createElement(goog.dom.TagName.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.testing={};goog.testing.watchers={};goog.testing.watchers.resetWatchers_=[];goog.testing.watchers.signalClockReset=function(){for(var a=goog.testing.watchers.resetWatchers_,b=0;b<a.length;b++)goog.testing.watchers.resetWatchers_[b]()};goog.testing.watchers.watchClockReset=function(a){goog.testing.watchers.resetWatchers_.push(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.testing.watchers.watchClockReset(goog.async.run.resetQueue_));
-goog.async.run.processWorkQueue=function(){for(var a=null;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.Promise.RESOLVE_FAST_PATH_)this.resolve_(goog.Promise.State_.FULFILLED,
-b);else 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(b){}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};
+goog.async.run.processWorkQueue=function(){for(var a=null;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(b){}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};
 goog.Promise.CallbackEntry_=function(){this.next=this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.CallbackEntry_.prototype.reset=function(){this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.DEFAULT_MAX_UNUSED=100;goog.Promise.freelist_=new goog.async.FreeList(function(){return new goog.Promise.CallbackEntry_},function(a){a.reset()},goog.Promise.DEFAULT_MAX_UNUSED);
-goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.RESOLVE_FAST_PATH_=function(){};goog.Promise.resolve=function(a){return a instanceof goog.Promise?a:new goog.Promise(goog.Promise.RESOLVE_FAST_PATH_,a)};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
-goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;e=a[d];d++)goog.Promise.maybeThenVoid_(e,b,c)})};goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c){d--;e[a]=c;0==d&&b(e)},g=function(a){c(a)},h=0,k;k=a[h];h++)goog.Promise.maybeThenVoid_(k,goog.partial(f,h),g);else b(e)})};
-goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c,f){d--;e[a]=c?{fulfilled:!0,value:f}:{fulfilled:!1,reason:f};0==d&&b(e)},g=0,h;h=a[g];g++)goog.Promise.maybeThenVoid_(h,goog.partial(f,g,!0),goog.partial(f,g,!1));else b(e)})};
-goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a){b(a)},g=function(a,b){d--;e[a]=b;0==d&&c(e)},h=0,k;k=a[h];h++)goog.Promise.maybeThenVoid_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(c,e){a=c;b=e});return new goog.Promise.Resolver_(c,a,b)};
+goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.resolve=function(a){if(a instanceof goog.Promise)return a;var b=new goog.Promise(goog.nullFunction);b.resolve_(goog.Promise.State_.FULFILLED,a);return b};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
+goog.Promise.resolveThen_=function(a,b,c){goog.Promise.maybeThen_(a,b,c,null)||goog.async.run(goog.partial(b,a))};goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;d<a.length;d++)e=a[d],goog.Promise.resolveThen_(e,b,c)})};
+goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c){d--;e[a]=c;0==d&&b(e)},g=function(a){c(a)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
+goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c,f){d--;e[a]=c?{fulfilled:!0,value:f}:{fulfilled:!1,reason:f};0==d&&b(e)},g=0,h;g<a.length;g++)h=a[g],goog.Promise.resolveThen_(h,goog.partial(f,g,!0),goog.partial(f,g,!1));else b(e)})};
+goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a){b(a)},g=function(a,b){d--;e[a]=b;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(c,e){a=c;b=e});return new goog.Promise.Resolver_(c,a,b)};
 goog.Promise.prototype.then=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));return this.addChildPromise_(goog.isFunction(a)?a:null,goog.isFunction(b)?b:null,c)};goog.Thenable.addImplementation(goog.Promise);
 goog.Promise.prototype.thenVoid=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));this.addCallbackEntry_(goog.Promise.getCallbackEntry_(a||goog.nullFunction,b||null,c))};
-goog.Promise.maybeThenVoid_=function(a,b,c,d){a instanceof goog.Promise?a.thenVoid(b,c,d):a.then(b,c,d)};goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));var c=goog.Promise.getCallbackEntry_(a,a,b);c.always=!0;this.addCallbackEntry_(c);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
+goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));var c=goog.Promise.getCallbackEntry_(a,a,b);c.always=!0;this.addCallbackEntry_(c);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
 goog.Promise.prototype.cancel=function(a){this.state_==goog.Promise.State_.PENDING&&goog.async.run(function(){var b=new goog.Promise.CancellationError(a);this.cancelInternal_(b)},this)};goog.Promise.prototype.cancelInternal_=function(a){this.state_==goog.Promise.State_.PENDING&&(this.parent_?(this.parent_.cancelChild_(this,a),this.parent_=null):this.resolve_(goog.Promise.State_.REJECTED,a))};
 goog.Promise.prototype.cancelChild_=function(a,b){if(this.callbackEntries_){for(var c=0,d=null,e=null,f=this.callbackEntries_;f&&(f.always||(c++,f.child==a&&(d=f),!(d&&1<c)));f=f.next)d||(e=f);d&&(this.state_==goog.Promise.State_.PENDING&&1==c?this.cancelInternal_(b):(e?this.removeEntryAfter_(e):this.popEntry_(),this.executeCallback_(d,goog.Promise.State_.REJECTED,b)))}};
 goog.Promise.prototype.addCallbackEntry_=function(a){this.hasEntry_()||this.state_!=goog.Promise.State_.FULFILLED&&this.state_!=goog.Promise.State_.REJECTED||this.scheduleCallbacks_();this.queueEntry_(a)};
 goog.Promise.prototype.addChildPromise_=function(a,b,c){var d=goog.Promise.getCallbackEntry_(null,null,null);d.child=new goog.Promise(function(e,f){d.onFulfilled=a?function(b){try{var d=a.call(c,b);e(d)}catch(k){f(k)}}:e;d.onRejected=b?function(a){try{var d=b.call(c,a);!goog.isDef(d)&&a instanceof goog.Promise.CancellationError?f(a):e(d)}catch(k){f(k)}}:f});d.child.parent_=this;this.addCallbackEntry_(d);return d.child};
 goog.Promise.prototype.unblockAndFulfill_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.FULFILLED,a)};goog.Promise.prototype.unblockAndReject_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.REJECTED,a)};
-goog.Promise.prototype.resolve_=function(a,b){if(this.state_==goog.Promise.State_.PENDING){if(this==b)a=goog.Promise.State_.REJECTED,b=new TypeError("Promise cannot resolve to itself");else{if(goog.Thenable.isImplementedBy(b)){this.state_=goog.Promise.State_.BLOCKED;goog.Promise.maybeThenVoid_(b,this.unblockAndFulfill_,this.unblockAndReject_,this);return}if(goog.isObject(b))try{var c=b.then;if(goog.isFunction(c)){this.tryThen_(b,c);return}}catch(d){a=goog.Promise.State_.REJECTED,b=d}}this.result_=
-b;this.state_=a;this.parent_=null;this.scheduleCallbacks_();a!=goog.Promise.State_.REJECTED||b instanceof goog.Promise.CancellationError||goog.Promise.addUnhandledRejection_(this,b)}};goog.Promise.prototype.tryThen_=function(a,b){this.state_=goog.Promise.State_.BLOCKED;var c=this,d=!1,e=function(a){d||(d=!0,c.unblockAndFulfill_(a))},f=function(a){d||(d=!0,c.unblockAndReject_(a))};try{b.call(a,e,f)}catch(g){f(g)}};
+goog.Promise.prototype.resolve_=function(a,b){this.state_==goog.Promise.State_.PENDING&&(this==b&&(a=goog.Promise.State_.REJECTED,b=new TypeError("Promise cannot resolve to itself")),this.state_=goog.Promise.State_.BLOCKED,goog.Promise.maybeThen_(b,this.unblockAndFulfill_,this.unblockAndReject_,this)||(this.result_=b,this.state_=a,this.parent_=null,this.scheduleCallbacks_(),a!=goog.Promise.State_.REJECTED||b instanceof goog.Promise.CancellationError||goog.Promise.addUnhandledRejection_(this,b)))};
+goog.Promise.maybeThen_=function(a,b,c,d){if(a instanceof goog.Promise)return a.thenVoid(b,c,d),!0;if(goog.Thenable.isImplementedBy(a))return a.then(b,c,d),!0;if(goog.isObject(a))try{var e=a.then;if(goog.isFunction(e))return goog.Promise.tryThen_(a,e,b,c,d),!0}catch(f){return c.call(d,f),!0}return!1};goog.Promise.tryThen_=function(a,b,c,d,e){var f=!1,g=function(a){f||(f=!0,c.call(e,a))},h=function(a){f||(f=!0,d.call(e,a))};try{b.call(a,g,h)}catch(k){h(k)}};
 goog.Promise.prototype.scheduleCallbacks_=function(){this.executing_||(this.executing_=!0,goog.async.run(this.executeCallbacks_,this))};goog.Promise.prototype.hasEntry_=function(){return!!this.callbackEntries_};goog.Promise.prototype.queueEntry_=function(a){goog.asserts.assert(null!=a.onFulfilled);this.callbackEntriesTail_?this.callbackEntriesTail_.next=a:this.callbackEntries_=a;this.callbackEntriesTail_=a};
 goog.Promise.prototype.popEntry_=function(){var a=null;this.callbackEntries_&&(a=this.callbackEntries_,this.callbackEntries_=a.next,a.next=null);this.callbackEntries_||(this.callbackEntriesTail_=null);null!=a&&goog.asserts.assert(null!=a.onFulfilled);return a};goog.Promise.prototype.removeEntryAfter_=function(a){goog.asserts.assert(this.callbackEntries_);goog.asserts.assert(null!=a);a.next==this.callbackEntriesTail_&&(this.callbackEntriesTail_=a);a.next=a.next.next};
 goog.Promise.prototype.executeCallbacks_=function(){for(var a=null;a=this.popEntry_();)goog.Promise.LONG_STACK_TRACES&&this.currentStep_++,this.executeCallback_(a,this.state_,this.result_);this.executing_=!1};
@@ -424,7 +424,7 @@ goog.events.EventHandler.prototype.listen_=function(a,b,c,d,e){goog.isArray(b)||
 goog.events.EventHandler.prototype.listenOnceWithScope=function(a,b,c,d,e){return this.listenOnce_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenOnce_=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.listenOnce_(a,b[f],c,d,e);else{a=goog.events.listenOnce(a,b,c||this.handleEvent,d,e||this.handler_||this);if(!a)return this;this.keys_[a.key]=a}return this};goog.events.EventHandler.prototype.listenWithWrapper=function(a,b,c,d){return this.listenWithWrapper_(a,b,c,d)};
 goog.events.EventHandler.prototype.listenWithWrapperAndScope=function(a,b,c,d,e){return this.listenWithWrapper_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenWithWrapper_=function(a,b,c,d,e){b.listen(a,c,d,e||this.handler_||this,this);return this};goog.events.EventHandler.prototype.getListenerCount=function(){var a=0,b;for(b in this.keys_)Object.prototype.hasOwnProperty.call(this.keys_,b)&&a++;return a};
 goog.events.EventHandler.prototype.unlisten=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.unlisten(a,b[f],c,d,e);else if(a=goog.events.getListener(a,b,c||this.handleEvent,d,e||this.handler_||this))goog.events.unlistenByKey(a),delete this.keys_[a.key];return this};goog.events.EventHandler.prototype.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e||this.handler_||this,this);return this};
-goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,goog.events.unlistenByKey);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_;this.id_=null;this.inDocument_=!1;this.element_=null;this.googUiComponentHandler_=void 0;this.childIndex_=this.children_=this.parent_=this.model_=null;this.wasDecorated_=!1};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();
+goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,function(a,b){this.keys_.hasOwnProperty(b)&&goog.events.unlistenByKey(a)},this);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_;this.id_=null;this.inDocument_=!1;this.element_=null;this.googUiComponentHandler_=void 0;this.childIndex_=this.children_=this.parent_=this.model_=null;this.wasDecorated_=!1};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();
 goog.ui.Component.DEFAULT_BIDI_DIR=0;goog.ui.Component.defaultRightToLeft_=1==goog.ui.Component.DEFAULT_BIDI_DIR?!1:-1==goog.ui.Component.DEFAULT_BIDI_DIR?!0:null;
 goog.ui.Component.EventType={BEFORE_SHOW:"beforeshow",SHOW:"show",HIDE:"hide",DISABLE:"disable",ENABLE:"enable",HIGHLIGHT:"highlight",UNHIGHLIGHT:"unhighlight",ACTIVATE:"activate",DEACTIVATE:"deactivate",SELECT:"select",UNSELECT:"unselect",CHECK:"check",UNCHECK:"uncheck",FOCUS:"focus",BLUR:"blur",OPEN:"open",CLOSE:"close",ENTER:"enter",LEAVE:"leave",ACTION:"action",CHANGE:"change"};
 goog.ui.Component.Error={NOT_SUPPORTED:"Method not supported",DECORATE_INVALID:"Invalid element to decorate",ALREADY_RENDERED:"Component already rendered",PARENT_UNABLE_TO_BE_SET:"Unable to set parent component",CHILD_INDEX_OUT_OF_BOUNDS:"Child component index out of bounds",NOT_OUR_CHILD:"Child is not in parent component",NOT_IN_DOCUMENT:"Operation not supported while component is not in document",STATE_INVALID:"Invalid component state"};
@@ -452,27 +452,29 @@ goog.ui.Component.prototype.removeChild=function(a,b){if(a){var c=goog.isString(
 goog.ui.Component.prototype.removeChildren=function(a){for(var b=[];this.hasChildren();)b.push(this.removeChildAt(0,a));return b};goog.a11y={};goog.a11y.aria={};
 goog.a11y.aria.Role={ALERT:"alert",ALERTDIALOG:"alertdialog",APPLICATION:"application",ARTICLE:"article",BANNER:"banner",BUTTON:"button",CHECKBOX:"checkbox",COLUMNHEADER:"columnheader",COMBOBOX:"combobox",COMPLEMENTARY:"complementary",CONTENTINFO:"contentinfo",DEFINITION:"definition",DIALOG:"dialog",DIRECTORY:"directory",DOCUMENT:"document",FORM:"form",GRID:"grid",GRIDCELL:"gridcell",GROUP:"group",HEADING:"heading",IMG:"img",LINK:"link",LIST:"list",LISTBOX:"listbox",LISTITEM:"listitem",LOG:"log",
 MAIN:"main",MARQUEE:"marquee",MATH:"math",MENU:"menu",MENUBAR:"menubar",MENU_ITEM:"menuitem",MENU_ITEM_CHECKBOX:"menuitemcheckbox",MENU_ITEM_RADIO:"menuitemradio",NAVIGATION:"navigation",NOTE:"note",OPTION:"option",PRESENTATION:"presentation",PROGRESSBAR:"progressbar",RADIO:"radio",RADIOGROUP:"radiogroup",REGION:"region",ROW:"row",ROWGROUP:"rowgroup",ROWHEADER:"rowheader",SCROLLBAR:"scrollbar",SEARCH:"search",SEPARATOR:"separator",SLIDER:"slider",SPINBUTTON:"spinbutton",STATUS:"status",TAB:"tab",
-TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TIMER:"timer",TOOLBAR:"toolbar",TOOLTIP:"tooltip",TREE:"tree",TREEGRID:"treegrid",TREEITEM:"treeitem"};goog.a11y.aria.State={ACTIVEDESCENDANT:"activedescendant",ATOMIC:"atomic",AUTOCOMPLETE:"autocomplete",BUSY:"busy",CHECKED:"checked",CONTROLS:"controls",DESCRIBEDBY:"describedby",DISABLED:"disabled",DROPEFFECT:"dropeffect",EXPANDED:"expanded",FLOWTO:"flowto",GRABBED:"grabbed",HASPOPUP:"haspopup",HIDDEN:"hidden",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",LIVE:"live",MULTILINE:"multiline",MULTISELECTABLE:"multiselectable",ORIENTATION:"orientation",OWNS:"owns",POSINSET:"posinset",
+TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TEXTINFO:"textinfo",TIMER:"timer",TOOLBAR:"toolbar",TOOLTIP:"tooltip",TREE:"tree",TREEGRID:"treegrid",TREEITEM:"treeitem"};goog.a11y.aria.State={ACTIVEDESCENDANT:"activedescendant",ATOMIC:"atomic",AUTOCOMPLETE:"autocomplete",BUSY:"busy",CHECKED:"checked",CONTROLS:"controls",DESCRIBEDBY:"describedby",DISABLED:"disabled",DROPEFFECT:"dropeffect",EXPANDED:"expanded",FLOWTO:"flowto",GRABBED:"grabbed",HASPOPUP:"haspopup",HIDDEN:"hidden",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",LIVE:"live",MULTILINE:"multiline",MULTISELECTABLE:"multiselectable",ORIENTATION:"orientation",OWNS:"owns",POSINSET:"posinset",
 PRESSED:"pressed",READONLY:"readonly",RELEVANT:"relevant",REQUIRED:"required",SELECTED:"selected",SETSIZE:"setsize",SORT:"sort",VALUEMAX:"valuemax",VALUEMIN:"valuemin",VALUENOW:"valuenow",VALUETEXT:"valuetext"};goog.a11y.aria.AutoCompleteValues={INLINE:"inline",LIST:"list",BOTH:"both",NONE:"none"};goog.a11y.aria.DropEffectValues={COPY:"copy",MOVE:"move",LINK:"link",EXECUTE:"execute",POPUP:"popup",NONE:"none"};goog.a11y.aria.LivePriority={OFF:"off",POLITE:"polite",ASSERTIVE:"assertive"};
 goog.a11y.aria.OrientationValues={VERTICAL:"vertical",HORIZONTAL:"horizontal"};goog.a11y.aria.RelevantValues={ADDITIONS:"additions",REMOVALS:"removals",TEXT:"text",ALL:"all"};goog.a11y.aria.SortValues={ASCENDING:"ascending",DESCENDING:"descending",NONE:"none",OTHER:"other"};goog.a11y.aria.CheckedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};goog.a11y.aria.ExpandedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};
 goog.a11y.aria.GrabbedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.InvalidValues={FALSE:"false",TRUE:"true",GRAMMAR:"grammar",SPELLING:"spelling"};goog.a11y.aria.PressedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};goog.a11y.aria.SelectedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.datatables={};
 goog.a11y.aria.datatables.getDefaultValuesMap=function(){goog.a11y.aria.DefaultStateValueMap_||(goog.a11y.aria.DefaultStateValueMap_=goog.object.create(goog.a11y.aria.State.ATOMIC,!1,goog.a11y.aria.State.AUTOCOMPLETE,"none",goog.a11y.aria.State.DROPEFFECT,"none",goog.a11y.aria.State.HASPOPUP,!1,goog.a11y.aria.State.LIVE,"off",goog.a11y.aria.State.MULTILINE,!1,goog.a11y.aria.State.MULTISELECTABLE,!1,goog.a11y.aria.State.ORIENTATION,"vertical",goog.a11y.aria.State.READONLY,!1,goog.a11y.aria.State.RELEVANT,
 "additions text",goog.a11y.aria.State.REQUIRED,!1,goog.a11y.aria.State.SORT,"none",goog.a11y.aria.State.BUSY,!1,goog.a11y.aria.State.DISABLED,!1,goog.a11y.aria.State.HIDDEN,!1,goog.a11y.aria.State.INVALID,"false"));return goog.a11y.aria.DefaultStateValueMap_};goog.a11y.aria.ARIA_PREFIX_="aria-";goog.a11y.aria.ROLE_ATTRIBUTE_="role";goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_=[goog.dom.TagName.A,goog.dom.TagName.AREA,goog.dom.TagName.BUTTON,goog.dom.TagName.HEAD,goog.dom.TagName.INPUT,goog.dom.TagName.LINK,goog.dom.TagName.MENU,goog.dom.TagName.META,goog.dom.TagName.OPTGROUP,goog.dom.TagName.OPTION,goog.dom.TagName.PROGRESS,goog.dom.TagName.STYLE,goog.dom.TagName.SELECT,goog.dom.TagName.SOURCE,goog.dom.TagName.TEXTAREA,goog.dom.TagName.TITLE,goog.dom.TagName.TRACK];
+goog.a11y.aria.CONTAINER_ROLES_=[goog.a11y.aria.Role.COMBOBOX,goog.a11y.aria.Role.GRID,goog.a11y.aria.Role.GROUP,goog.a11y.aria.Role.LISTBOX,goog.a11y.aria.Role.MENU,goog.a11y.aria.Role.MENUBAR,goog.a11y.aria.Role.RADIOGROUP,goog.a11y.aria.Role.ROW,goog.a11y.aria.Role.ROWGROUP,goog.a11y.aria.Role.TAB_LIST,goog.a11y.aria.Role.TEXTBOX,goog.a11y.aria.Role.TOOLBAR,goog.a11y.aria.Role.TREE,goog.a11y.aria.Role.TREEGRID];
 goog.a11y.aria.setRole=function(a,b){b?(goog.asserts.ENABLE_ASSERTS&&goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.Role,b),"No such ARIA role "+b),a.setAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_,b)):goog.a11y.aria.removeRole(a)};goog.a11y.aria.getRole=function(a){return a.getAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)||null};goog.a11y.aria.removeRole=function(a){a.removeAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)};
 goog.a11y.aria.setState=function(a,b,c){goog.isArray(c)&&(c=c.join(" "));var d=goog.a11y.aria.getAriaAttributeName_(b);""===c||void 0==c?(c=goog.a11y.aria.datatables.getDefaultValuesMap(),b in c?a.setAttribute(d,c[b]):a.removeAttribute(d)):a.setAttribute(d,c)};goog.a11y.aria.toggleState=function(a,b){var c=goog.a11y.aria.getState(a,b);goog.string.isEmptyOrWhitespace(goog.string.makeSafe(c))||"true"==c||"false"==c?goog.a11y.aria.setState(a,b,"true"==c?"false":"true"):goog.a11y.aria.removeState(a,b)};
 goog.a11y.aria.removeState=function(a,b){a.removeAttribute(goog.a11y.aria.getAriaAttributeName_(b))};goog.a11y.aria.getState=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return null==c||void 0==c?"":String(c)};goog.a11y.aria.getActiveDescendant=function(a){var b=goog.a11y.aria.getState(a,goog.a11y.aria.State.ACTIVEDESCENDANT);return goog.dom.getOwnerDocument(a).getElementById(b)};
 goog.a11y.aria.setActiveDescendant=function(a,b){var c="";b&&(c=b.id,goog.asserts.assert(c,"The active element should have an id."));goog.a11y.aria.setState(a,goog.a11y.aria.State.ACTIVEDESCENDANT,c)};goog.a11y.aria.getLabel=function(a){return goog.a11y.aria.getState(a,goog.a11y.aria.State.LABEL)};goog.a11y.aria.setLabel=function(a,b){goog.a11y.aria.setState(a,goog.a11y.aria.State.LABEL,b)};
 goog.a11y.aria.assertRoleIsSetInternalUtil=function(a,b){if(!goog.array.contains(goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_,a.tagName)){var c=goog.a11y.aria.getRole(a);goog.asserts.assert(null!=c,"The element ARIA role cannot be null.");goog.asserts.assert(goog.array.contains(b,c),'Non existing or incorrect role set for element.The role set is "'+c+'". The role should be any of "'+b+'". Check the ARIA specification for more details http://www.w3.org/TR/wai-aria/roles.')}};
 goog.a11y.aria.getStateBoolean=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert(goog.isBoolean(c)||null==c||"true"==c||"false"==c);return null==c?c:goog.isBoolean(c)?c:"true"==c};goog.a11y.aria.getStateNumber=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||!isNaN(Number(c)))&&!goog.isBoolean(c));return null==c?null:Number(c)};
-goog.a11y.aria.getStateString=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||goog.isString(c))&&isNaN(Number(c))&&"true"!=c&&"false"!=c);return null==c?null:c};goog.a11y.aria.getStringArrayStateInternalUtil=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return goog.a11y.aria.splitStringOnWhitespace_(c)};goog.a11y.aria.splitStringOnWhitespace_=function(a){return a?a.split(/\s+/):[]};
-goog.a11y.aria.getAriaAttributeName_=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.assert(a,"ARIA attribute cannot be empty."),goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.State,a),"No such ARIA attribute "+a));return goog.a11y.aria.ARIA_PREFIX_+a};goog.events.KeyCodes={WIN_KEY_FF_LINUX:0,MAC_ENTER:3,BACKSPACE:8,TAB:9,NUM_CENTER:12,ENTER:13,SHIFT:16,CTRL:17,ALT:18,PAUSE:19,CAPS_LOCK:20,ESC:27,SPACE:32,PAGE_UP:33,PAGE_DOWN:34,END:35,HOME:36,LEFT:37,UP:38,RIGHT:39,DOWN:40,PRINT_SCREEN:44,INSERT:45,DELETE:46,ZERO:48,ONE:49,TWO:50,THREE:51,FOUR:52,FIVE:53,SIX:54,SEVEN:55,EIGHT:56,NINE:57,FF_SEMICOLON:59,FF_EQUALS:61,FF_DASH:173,QUESTION_MARK:63,A:65,B:66,C:67,D:68,E:69,F:70,G:71,H:72,I:73,J:74,K:75,L:76,M:77,N:78,O:79,P:80,Q:81,R:82,S:83,T:84,U:85,
+goog.a11y.aria.getStateString=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||goog.isString(c))&&isNaN(Number(c))&&"true"!=c&&"false"!=c);return null==c?null:c};goog.a11y.aria.getStringArrayStateInternalUtil=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return goog.a11y.aria.splitStringOnWhitespace_(c)};
+goog.a11y.aria.isContainerRole=function(a){a=goog.a11y.aria.getRole(a);return goog.array.contains(goog.a11y.aria.CONTAINER_ROLES_,a)};goog.a11y.aria.splitStringOnWhitespace_=function(a){return a?a.split(/\s+/):[]};goog.a11y.aria.getAriaAttributeName_=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.assert(a,"ARIA attribute cannot be empty."),goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.State,a),"No such ARIA attribute "+a));return goog.a11y.aria.ARIA_PREFIX_+a};goog.events.KeyCodes={WIN_KEY_FF_LINUX:0,MAC_ENTER:3,BACKSPACE:8,TAB:9,NUM_CENTER:12,ENTER:13,SHIFT:16,CTRL:17,ALT:18,PAUSE:19,CAPS_LOCK:20,ESC:27,SPACE:32,PAGE_UP:33,PAGE_DOWN:34,END:35,HOME:36,LEFT:37,UP:38,RIGHT:39,DOWN:40,PRINT_SCREEN:44,INSERT:45,DELETE:46,ZERO:48,ONE:49,TWO:50,THREE:51,FOUR:52,FIVE:53,SIX:54,SEVEN:55,EIGHT:56,NINE:57,FF_SEMICOLON:59,FF_EQUALS:61,FF_DASH:173,QUESTION_MARK:63,A:65,B:66,C:67,D:68,E:69,F:70,G:71,H:72,I:73,J:74,K:75,L:76,M:77,N:78,O:79,P:80,Q:81,R:82,S:83,T:84,U:85,
 V:86,W:87,X:88,Y:89,Z:90,META:91,WIN_KEY_RIGHT:92,CONTEXT_MENU:93,NUM_ZERO:96,NUM_ONE:97,NUM_TWO:98,NUM_THREE:99,NUM_FOUR:100,NUM_FIVE:101,NUM_SIX:102,NUM_SEVEN:103,NUM_EIGHT:104,NUM_NINE:105,NUM_MULTIPLY:106,NUM_PLUS:107,NUM_MINUS:109,NUM_PERIOD:110,NUM_DIVISION:111,F1:112,F2:113,F3:114,F4:115,F5:116,F6:117,F7:118,F8:119,F9:120,F10:121,F11:122,F12:123,NUMLOCK:144,SCROLL_LOCK:145,FIRST_MEDIA_KEY:166,LAST_MEDIA_KEY:183,SEMICOLON:186,DASH:189,EQUALS:187,COMMA:188,PERIOD:190,SLASH:191,APOSTROPHE:192,
 TILDE:192,SINGLE_QUOTE:222,OPEN_SQUARE_BRACKET:219,BACKSLASH:220,CLOSE_SQUARE_BRACKET:221,WIN_KEY:224,MAC_FF_META:224,MAC_WK_CMD_LEFT:91,MAC_WK_CMD_RIGHT:93,WIN_IME:229,VK_NONAME:252,PHANTOM:255};
 goog.events.KeyCodes.isTextModifyingKeyEvent=function(a){if(a.altKey&&!a.ctrlKey||a.metaKey||a.keyCode>=goog.events.KeyCodes.F1&&a.keyCode<=goog.events.KeyCodes.F12)return!1;switch(a.keyCode){case goog.events.KeyCodes.ALT:case goog.events.KeyCodes.CAPS_LOCK:case goog.events.KeyCodes.CONTEXT_MENU:case goog.events.KeyCodes.CTRL:case goog.events.KeyCodes.DOWN:case goog.events.KeyCodes.END:case goog.events.KeyCodes.ESC:case goog.events.KeyCodes.HOME:case goog.events.KeyCodes.INSERT:case goog.events.KeyCodes.LEFT:case goog.events.KeyCodes.MAC_FF_META:case goog.events.KeyCodes.META:case goog.events.KeyCodes.NUMLOCK:case goog.events.KeyCodes.NUM_CENTER:case goog.events.KeyCodes.PAGE_DOWN:case goog.events.KeyCodes.PAGE_UP:case goog.events.KeyCodes.PAUSE:case goog.events.KeyCodes.PHANTOM:case goog.events.KeyCodes.PRINT_SCREEN:case goog.events.KeyCodes.RIGHT:case goog.events.KeyCodes.SCROLL_LOCK:case goog.events.KeyCodes.SHIFT:case goog.events.KeyCodes.UP:case goog.events.KeyCodes.VK_NONAME:case goog.events.KeyCodes.WIN_KEY:case goog.events.KeyCodes.WIN_KEY_RIGHT:return!1;case goog.events.KeyCodes.WIN_KEY_FF_LINUX:return!goog.userAgent.GECKO;
 default:return a.keyCode<goog.events.KeyCodes.FIRST_MEDIA_KEY||a.keyCode>goog.events.KeyCodes.LAST_MEDIA_KEY}};
-goog.events.KeyCodes.firesKeyPressEvent=function(a,b,c,d,e){if(!(goog.userAgent.IE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525")))return!0;if(goog.userAgent.MAC&&e)return goog.events.KeyCodes.isCharacterKey(a);if(e&&!d)return!1;goog.isNumber(b)&&(b=goog.events.KeyCodes.normalizeKeyCode(b));if(!c&&(b==goog.events.KeyCodes.CTRL||b==goog.events.KeyCodes.ALT||goog.userAgent.MAC&&b==goog.events.KeyCodes.META))return!1;if(goog.userAgent.WEBKIT&&d&&c)switch(a){case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:case goog.events.KeyCodes.TILDE:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:return!1}if(goog.userAgent.IE&&
-d&&b==a)return!1;switch(a){case goog.events.KeyCodes.ENTER:return!0;case goog.events.KeyCodes.ESC:return!goog.userAgent.WEBKIT}return goog.events.KeyCodes.isCharacterKey(a)};
-goog.events.KeyCodes.isCharacterKey=function(a){if(a>=goog.events.KeyCodes.ZERO&&a<=goog.events.KeyCodes.NINE||a>=goog.events.KeyCodes.NUM_ZERO&&a<=goog.events.KeyCodes.NUM_MULTIPLY||a>=goog.events.KeyCodes.A&&a<=goog.events.KeyCodes.Z||goog.userAgent.WEBKIT&&0==a)return!0;switch(a){case goog.events.KeyCodes.SPACE:case goog.events.KeyCodes.QUESTION_MARK:case goog.events.KeyCodes.NUM_PLUS:case goog.events.KeyCodes.NUM_MINUS:case goog.events.KeyCodes.NUM_PERIOD:case goog.events.KeyCodes.NUM_DIVISION:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.FF_SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.FF_EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:return!0;default:return!1}};
+goog.events.KeyCodes.firesKeyPressEvent=function(a,b,c,d,e){if(!(goog.userAgent.IE||goog.userAgent.EDGE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525")))return!0;if(goog.userAgent.MAC&&e)return goog.events.KeyCodes.isCharacterKey(a);if(e&&!d)return!1;goog.isNumber(b)&&(b=goog.events.KeyCodes.normalizeKeyCode(b));if(!c&&(b==goog.events.KeyCodes.CTRL||b==goog.events.KeyCodes.ALT||goog.userAgent.MAC&&b==goog.events.KeyCodes.META))return!1;if((goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&
+d&&c)switch(a){case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:case goog.events.KeyCodes.TILDE:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:return!1}if(goog.userAgent.IE&&d&&b==a)return!1;switch(a){case goog.events.KeyCodes.ENTER:return!0;
+case goog.events.KeyCodes.ESC:return!(goog.userAgent.WEBKIT||goog.userAgent.EDGE)}return goog.events.KeyCodes.isCharacterKey(a)};
+goog.events.KeyCodes.isCharacterKey=function(a){if(a>=goog.events.KeyCodes.ZERO&&a<=goog.events.KeyCodes.NINE||a>=goog.events.KeyCodes.NUM_ZERO&&a<=goog.events.KeyCodes.NUM_MULTIPLY||a>=goog.events.KeyCodes.A&&a<=goog.events.KeyCodes.Z||(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&0==a)return!0;switch(a){case goog.events.KeyCodes.SPACE:case goog.events.KeyCodes.QUESTION_MARK:case goog.events.KeyCodes.NUM_PLUS:case goog.events.KeyCodes.NUM_MINUS:case goog.events.KeyCodes.NUM_PERIOD:case goog.events.KeyCodes.NUM_DIVISION:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.FF_SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.FF_EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:return!0;default:return!1}};
 goog.events.KeyCodes.normalizeKeyCode=function(a){return goog.userAgent.GECKO?goog.events.KeyCodes.normalizeGeckoKeyCode(a):goog.userAgent.MAC&&goog.userAgent.WEBKIT?goog.events.KeyCodes.normalizeMacWebKitKeyCode(a):a};
 goog.events.KeyCodes.normalizeGeckoKeyCode=function(a){switch(a){case goog.events.KeyCodes.FF_EQUALS:return goog.events.KeyCodes.EQUALS;case goog.events.KeyCodes.FF_SEMICOLON:return goog.events.KeyCodes.SEMICOLON;case goog.events.KeyCodes.FF_DASH:return goog.events.KeyCodes.DASH;case goog.events.KeyCodes.MAC_FF_META:return goog.events.KeyCodes.META;case goog.events.KeyCodes.WIN_KEY_FF_LINUX:return goog.events.KeyCodes.WIN_KEY;default:return a}};
 goog.events.KeyCodes.normalizeMacWebKitKeyCode=function(a){switch(a){case goog.events.KeyCodes.MAC_WK_CMD_RIGHT:return goog.events.KeyCodes.META;default:return a}};goog.events.KeyHandler=function(a,b){goog.events.EventTarget.call(this);a&&this.attach(a,b)};goog.inherits(goog.events.KeyHandler,goog.events.EventTarget);goog.events.KeyHandler.prototype.element_=null;goog.events.KeyHandler.prototype.keyPressKey_=null;goog.events.KeyHandler.prototype.keyDownKey_=null;goog.events.KeyHandler.prototype.keyUpKey_=null;goog.events.KeyHandler.prototype.lastKey_=-1;goog.events.KeyHandler.prototype.keyCode_=-1;goog.events.KeyHandler.prototype.altKey_=!1;
@@ -480,13 +482,13 @@ goog.events.KeyHandler.EventType={KEY:"key"};
 goog.events.KeyHandler.safariKey_={3:goog.events.KeyCodes.ENTER,12:goog.events.KeyCodes.NUMLOCK,63232:goog.events.KeyCodes.UP,63233:goog.events.KeyCodes.DOWN,63234:goog.events.KeyCodes.LEFT,63235:goog.events.KeyCodes.RIGHT,63236:goog.events.KeyCodes.F1,63237:goog.events.KeyCodes.F2,63238:goog.events.KeyCodes.F3,63239:goog.events.KeyCodes.F4,63240:goog.events.KeyCodes.F5,63241:goog.events.KeyCodes.F6,63242:goog.events.KeyCodes.F7,63243:goog.events.KeyCodes.F8,63244:goog.events.KeyCodes.F9,63245:goog.events.KeyCodes.F10,
 63246:goog.events.KeyCodes.F11,63247:goog.events.KeyCodes.F12,63248:goog.events.KeyCodes.PRINT_SCREEN,63272:goog.events.KeyCodes.DELETE,63273:goog.events.KeyCodes.HOME,63275:goog.events.KeyCodes.END,63276:goog.events.KeyCodes.PAGE_UP,63277:goog.events.KeyCodes.PAGE_DOWN,63289:goog.events.KeyCodes.NUMLOCK,63302:goog.events.KeyCodes.INSERT};
 goog.events.KeyHandler.keyIdentifier_={Up:goog.events.KeyCodes.UP,Down:goog.events.KeyCodes.DOWN,Left:goog.events.KeyCodes.LEFT,Right:goog.events.KeyCodes.RIGHT,Enter:goog.events.KeyCodes.ENTER,F1:goog.events.KeyCodes.F1,F2:goog.events.KeyCodes.F2,F3:goog.events.KeyCodes.F3,F4:goog.events.KeyCodes.F4,F5:goog.events.KeyCodes.F5,F6:goog.events.KeyCodes.F6,F7:goog.events.KeyCodes.F7,F8:goog.events.KeyCodes.F8,F9:goog.events.KeyCodes.F9,F10:goog.events.KeyCodes.F10,F11:goog.events.KeyCodes.F11,F12:goog.events.KeyCodes.F12,
-"U+007F":goog.events.KeyCodes.DELETE,Home:goog.events.KeyCodes.HOME,End:goog.events.KeyCodes.END,PageUp:goog.events.KeyCodes.PAGE_UP,PageDown:goog.events.KeyCodes.PAGE_DOWN,Insert:goog.events.KeyCodes.INSERT};goog.events.KeyHandler.USES_KEYDOWN_=goog.userAgent.IE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525");goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_=goog.userAgent.MAC&&goog.userAgent.GECKO;
-goog.events.KeyHandler.prototype.handleKeyDown_=function(a){goog.userAgent.WEBKIT&&(this.lastKey_==goog.events.KeyCodes.CTRL&&!a.ctrlKey||this.lastKey_==goog.events.KeyCodes.ALT&&!a.altKey||goog.userAgent.MAC&&this.lastKey_==goog.events.KeyCodes.META&&!a.metaKey)&&(this.keyCode_=this.lastKey_=-1);-1==this.lastKey_&&(a.ctrlKey&&a.keyCode!=goog.events.KeyCodes.CTRL?this.lastKey_=goog.events.KeyCodes.CTRL:a.altKey&&a.keyCode!=goog.events.KeyCodes.ALT?this.lastKey_=goog.events.KeyCodes.ALT:a.metaKey&&
+"U+007F":goog.events.KeyCodes.DELETE,Home:goog.events.KeyCodes.HOME,End:goog.events.KeyCodes.END,PageUp:goog.events.KeyCodes.PAGE_UP,PageDown:goog.events.KeyCodes.PAGE_DOWN,Insert:goog.events.KeyCodes.INSERT};goog.events.KeyHandler.USES_KEYDOWN_=goog.userAgent.IE||goog.userAgent.EDGE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525");goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_=goog.userAgent.MAC&&goog.userAgent.GECKO;
+goog.events.KeyHandler.prototype.handleKeyDown_=function(a){(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&(this.lastKey_==goog.events.KeyCodes.CTRL&&!a.ctrlKey||this.lastKey_==goog.events.KeyCodes.ALT&&!a.altKey||goog.userAgent.MAC&&this.lastKey_==goog.events.KeyCodes.META&&!a.metaKey)&&this.resetState();-1==this.lastKey_&&(a.ctrlKey&&a.keyCode!=goog.events.KeyCodes.CTRL?this.lastKey_=goog.events.KeyCodes.CTRL:a.altKey&&a.keyCode!=goog.events.KeyCodes.ALT?this.lastKey_=goog.events.KeyCodes.ALT:a.metaKey&&
 a.keyCode!=goog.events.KeyCodes.META&&(this.lastKey_=goog.events.KeyCodes.META));goog.events.KeyHandler.USES_KEYDOWN_&&!goog.events.KeyCodes.firesKeyPressEvent(a.keyCode,this.lastKey_,a.shiftKey,a.ctrlKey,a.altKey)?this.handleEvent(a):(this.keyCode_=goog.events.KeyCodes.normalizeKeyCode(a.keyCode),goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(this.altKey_=a.altKey))};goog.events.KeyHandler.prototype.resetState=function(){this.keyCode_=this.lastKey_=-1};
 goog.events.KeyHandler.prototype.handleKeyup_=function(a){this.resetState();this.altKey_=a.altKey};
-goog.events.KeyHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),c,d,e=b.altKey;goog.userAgent.IE&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=c!=goog.events.KeyCodes.ENTER&&c!=goog.events.KeyCodes.ESC?b.keyCode:0):goog.userAgent.WEBKIT&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=0<=b.charCode&&63232>b.charCode&&goog.events.KeyCodes.isCharacterKey(c)?b.charCode:0):goog.userAgent.OPERA&&!goog.userAgent.WEBKIT?(c=this.keyCode_,d=goog.events.KeyCodes.isCharacterKey(c)?
-b.keyCode:0):(c=b.keyCode||this.keyCode_,d=b.charCode||0,goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(e=this.altKey_),goog.userAgent.MAC&&d==goog.events.KeyCodes.QUESTION_MARK&&c==goog.events.KeyCodes.WIN_KEY&&(c=goog.events.KeyCodes.SLASH));var f=c=goog.events.KeyCodes.normalizeKeyCode(c),g=b.keyIdentifier;c?63232<=c&&c in goog.events.KeyHandler.safariKey_?f=goog.events.KeyHandler.safariKey_[c]:25==c&&a.shiftKey&&(f=9):g&&g in goog.events.KeyHandler.keyIdentifier_&&(f=goog.events.KeyHandler.keyIdentifier_[g]);
-a=f==this.lastKey_;this.lastKey_=f;b=new goog.events.KeyEvent(f,d,a,b);b.altKey=e;this.dispatchEvent(b)};goog.events.KeyHandler.prototype.getElement=function(){return this.element_};
+goog.events.KeyHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),c,d,e=b.altKey;goog.userAgent.IE&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=c!=goog.events.KeyCodes.ENTER&&c!=goog.events.KeyCodes.ESC?b.keyCode:0):(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=0<=b.charCode&&63232>b.charCode&&goog.events.KeyCodes.isCharacterKey(c)?b.charCode:0):goog.userAgent.OPERA&&!goog.userAgent.WEBKIT?(c=this.keyCode_,d=
+goog.events.KeyCodes.isCharacterKey(c)?b.keyCode:0):(c=b.keyCode||this.keyCode_,d=b.charCode||0,goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(e=this.altKey_),goog.userAgent.MAC&&d==goog.events.KeyCodes.QUESTION_MARK&&c==goog.events.KeyCodes.WIN_KEY&&(c=goog.events.KeyCodes.SLASH));var f=c=goog.events.KeyCodes.normalizeKeyCode(c),g=b.keyIdentifier;c?63232<=c&&c in goog.events.KeyHandler.safariKey_?f=goog.events.KeyHandler.safariKey_[c]:25==c&&a.shiftKey&&(f=9):g&&g in goog.events.KeyHandler.keyIdentifier_&&
+(f=goog.events.KeyHandler.keyIdentifier_[g]);a=f==this.lastKey_;this.lastKey_=f;b=new goog.events.KeyEvent(f,d,a,b);b.altKey=e;this.dispatchEvent(b)};goog.events.KeyHandler.prototype.getElement=function(){return this.element_};
 goog.events.KeyHandler.prototype.attach=function(a,b){this.keyUpKey_&&this.detach();this.element_=a;this.keyPressKey_=goog.events.listen(this.element_,goog.events.EventType.KEYPRESS,this,b);this.keyDownKey_=goog.events.listen(this.element_,goog.events.EventType.KEYDOWN,this.handleKeyDown_,b,this);this.keyUpKey_=goog.events.listen(this.element_,goog.events.EventType.KEYUP,this.handleKeyup_,b,this)};
 goog.events.KeyHandler.prototype.detach=function(){this.keyPressKey_&&(goog.events.unlistenByKey(this.keyPressKey_),goog.events.unlistenByKey(this.keyDownKey_),goog.events.unlistenByKey(this.keyUpKey_),this.keyUpKey_=this.keyDownKey_=this.keyPressKey_=null);this.element_=null;this.keyCode_=this.lastKey_=-1};goog.events.KeyHandler.prototype.disposeInternal=function(){goog.events.KeyHandler.superClass_.disposeInternal.call(this);this.detach()};
 goog.events.KeyEvent=function(a,b,c,d){goog.events.BrowserEvent.call(this,d);this.type=goog.events.KeyHandler.EventType.KEY;this.keyCode=a;this.charCode=b;this.repeat=c};goog.inherits(goog.events.KeyEvent,goog.events.BrowserEvent);goog.dom.classlist={};goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST=!1;goog.dom.classlist.get=function(a){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)return a.classList;a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classlist.set=function(a,b){a.className=b};goog.dom.classlist.contains=function(a,b){return goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.contains(b):goog.array.contains(goog.dom.classlist.get(a),b)};
@@ -554,8 +556,8 @@ goog.ui.Control.prototype.handleMouseUp=function(a){this.isEnabled()&&(this.isAu
 goog.ui.Control.prototype.performActionInternal=function(a){this.isAutoState(goog.ui.Component.State.CHECKED)&&this.setChecked(!this.isChecked());this.isAutoState(goog.ui.Component.State.SELECTED)&&this.setSelected(!0);this.isAutoState(goog.ui.Component.State.OPENED)&&this.setOpen(!this.isOpen());var b=new goog.events.Event(goog.ui.Component.EventType.ACTION,this);a&&(b.altKey=a.altKey,b.ctrlKey=a.ctrlKey,b.metaKey=a.metaKey,b.shiftKey=a.shiftKey,b.platformModifierKey=a.platformModifierKey);return this.dispatchEvent(b)};
 goog.ui.Control.prototype.handleFocus=function(a){this.isAutoState(goog.ui.Component.State.FOCUSED)&&this.setFocused(!0)};goog.ui.Control.prototype.handleBlur=function(a){this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1);this.isAutoState(goog.ui.Component.State.FOCUSED)&&this.setFocused(!1)};goog.ui.Control.prototype.handleKeyEvent=function(a){return this.isVisible()&&this.isEnabled()&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
 goog.ui.Control.prototype.handleKeyEventInternal=function(a){return a.keyCode==goog.events.KeyCodes.ENTER&&this.performActionInternal(a)};goog.ui.registry.setDefaultRenderer(goog.ui.Control,goog.ui.ControlRenderer);goog.ui.registry.setDecoratorByClassName(goog.ui.ControlRenderer.CSS_CLASS,function(){return new goog.ui.Control(null)});
-goog.ui.Control.IeMouseEventSequenceSimulator_=function(a){this.control_=a;this.clickExpected_=!1;this.handler_=new goog.events.EventHandler(this);this.registerDisposable(this.handler_);a=this.control_.getElementStrict();this.handler_.listen(a,goog.events.EventType.MOUSEDOWN,this.handleMouseDown_).listen(a,goog.events.EventType.MOUSEUP,this.handleMouseUp_).listen(a,goog.events.EventType.CLICK,this.handleClick_)};goog.inherits(goog.ui.Control.IeMouseEventSequenceSimulator_,goog.Disposable);
-goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseDown_=function(){this.clickExpected_=!1};goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseUp_=function(){this.clickExpected_=!0};
+goog.ui.Control.IeMouseEventSequenceSimulator_=function(a){goog.Disposable.call(this);this.control_=a;this.clickExpected_=!1;this.handler_=new goog.events.EventHandler(this);this.registerDisposable(this.handler_);a=this.control_.getElementStrict();this.handler_.listen(a,goog.events.EventType.MOUSEDOWN,this.handleMouseDown_).listen(a,goog.events.EventType.MOUSEUP,this.handleMouseUp_).listen(a,goog.events.EventType.CLICK,this.handleClick_)};
+goog.inherits(goog.ui.Control.IeMouseEventSequenceSimulator_,goog.Disposable);goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseDown_=function(){this.clickExpected_=!1};goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseUp_=function(){this.clickExpected_=!0};
 goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleClick_=function(a){if(this.clickExpected_)this.clickExpected_=!1;else{var b=a.getBrowserEvent(),c=b.button,d=b.type;b.button=goog.events.BrowserEvent.MouseButton.LEFT;b.type=goog.events.EventType.MOUSEDOWN;this.control_.handleMouseDown(new goog.events.BrowserEvent(b,a.currentTarget));b.type=goog.events.EventType.MOUSEUP;this.control_.handleMouseUp(new goog.events.BrowserEvent(b,a.currentTarget));b.button=c;b.type=d}};
 goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.disposeInternal=function(){this.control_=null;goog.ui.Control.IeMouseEventSequenceSimulator_.superClass_.disposeInternal.call(this)};goog.ui.Container=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.ContainerRenderer.getInstance();this.orientation_=a||this.renderer_.getDefaultOrientation()};goog.inherits(goog.ui.Container,goog.ui.Component);goog.tagUnsealableClass(goog.ui.Container);goog.ui.Container.EventType={AFTER_SHOW:"aftershow",AFTER_HIDE:"afterhide"};goog.ui.Container.Orientation={HORIZONTAL:"horizontal",VERTICAL:"vertical"};goog.ui.Container.prototype.keyEventTarget_=null;
 goog.ui.Container.prototype.keyHandler_=null;goog.ui.Container.prototype.renderer_=null;goog.ui.Container.prototype.orientation_=null;goog.ui.Container.prototype.visible_=!0;goog.ui.Container.prototype.enabled_=!0;goog.ui.Container.prototype.focusable_=!0;goog.ui.Container.prototype.highlightedIndex_=-1;goog.ui.Container.prototype.openItem_=null;goog.ui.Container.prototype.mouseButtonPressed_=!1;goog.ui.Container.prototype.allowFocusableChildren_=!1;
@@ -570,8 +572,9 @@ goog.ui.Container.prototype.exitDocument=function(){this.setHighlightedIndex(-1)
 goog.ui.Container.prototype.handleEnterItem=function(a){return!0};
 goog.ui.Container.prototype.handleHighlightItem=function(a){var b=this.indexOfChild(a.target);if(-1<b&&b!=this.highlightedIndex_){var c=this.getHighlighted();c&&c.setHighlighted(!1);this.highlightedIndex_=b;c=this.getHighlighted();this.isMouseButtonPressed()&&c.setActive(!0);this.openFollowsHighlight_&&this.openItem_&&c!=this.openItem_&&(c.isSupportedState(goog.ui.Component.State.OPENED)?c.setOpen(!0):this.openItem_.setOpen(!1))}b=this.getElement();goog.asserts.assert(b,"The DOM element for the container cannot be null.");
 null!=a.target.getElement()&&goog.a11y.aria.setState(b,goog.a11y.aria.State.ACTIVEDESCENDANT,a.target.getElement().id)};goog.ui.Container.prototype.handleUnHighlightItem=function(a){a.target==this.getHighlighted()&&(this.highlightedIndex_=-1);a=this.getElement();goog.asserts.assert(a,"The DOM element for the container cannot be null.");goog.a11y.aria.removeState(a,goog.a11y.aria.State.ACTIVEDESCENDANT)};
-goog.ui.Container.prototype.handleOpenItem=function(a){(a=a.target)&&a!=this.openItem_&&a.getParent()==this&&(this.openItem_&&this.openItem_.setOpen(!1),this.openItem_=a)};goog.ui.Container.prototype.handleCloseItem=function(a){a.target==this.openItem_&&(this.openItem_=null)};goog.ui.Container.prototype.handleMouseDown=function(a){this.enabled_&&this.setMouseButtonPressed(!0);var b=this.getKeyEventTarget();b&&goog.dom.isFocusableTabIndex(b)?b.focus():a.preventDefault()};
-goog.ui.Container.prototype.handleDocumentMouseUp=function(a){this.setMouseButtonPressed(!1)};goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=this.getOwnerControl(a.target);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.handleMouseDown(a);break;case goog.events.EventType.MOUSEUP:b.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:b.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:b.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:b.handleContextMenu(a)}};
+goog.ui.Container.prototype.handleOpenItem=function(a){(a=a.target)&&a!=this.openItem_&&a.getParent()==this&&(this.openItem_&&this.openItem_.setOpen(!1),this.openItem_=a)};goog.ui.Container.prototype.handleCloseItem=function(a){a.target==this.openItem_&&(this.openItem_=null);var b=this.getElement(),c=a.target.getElement();b&&a.target.isHighlighted()&&c&&goog.a11y.aria.setActiveDescendant(b,c)};
+goog.ui.Container.prototype.handleMouseDown=function(a){this.enabled_&&this.setMouseButtonPressed(!0);var b=this.getKeyEventTarget();b&&goog.dom.isFocusableTabIndex(b)?b.focus():a.preventDefault()};goog.ui.Container.prototype.handleDocumentMouseUp=function(a){this.setMouseButtonPressed(!1)};
+goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=this.getOwnerControl(a.target);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.handleMouseDown(a);break;case goog.events.EventType.MOUSEUP:b.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:b.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:b.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:b.handleContextMenu(a)}};
 goog.ui.Container.prototype.getOwnerControl=function(a){if(this.childElementIdMap_)for(var b=this.getElement();a&&a!==b;){var c=a.id;if(c in this.childElementIdMap_)return this.childElementIdMap_[c];a=a.parentNode}return null};goog.ui.Container.prototype.handleFocus=function(a){};goog.ui.Container.prototype.handleBlur=function(a){this.setHighlightedIndex(-1);this.setMouseButtonPressed(!1);this.openItem_&&this.openItem_.setOpen(!1)};
 goog.ui.Container.prototype.handleKeyEvent=function(a){return this.isEnabled()&&this.isVisible()&&(0!=this.getChildCount()||this.keyEventTarget_)&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
 goog.ui.Container.prototype.handleKeyEventInternal=function(a){var b=this.getHighlighted();if(b&&"function"==typeof b.handleKeyEvent&&b.handleKeyEvent(a)||this.openItem_&&this.openItem_!=b&&"function"==typeof this.openItem_.handleKeyEvent&&this.openItem_.handleKeyEvent(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case goog.events.KeyCodes.ESC:if(this.isFocusable())this.getKeyEventTarget().blur();else return!1;break;case goog.events.KeyCodes.HOME:this.highlightFirst();
@@ -851,9 +854,7 @@ var Blockly={Blocks:{}};Blockly.Blocks.uidCounter_=0;Blockly.Blocks.genUid=funct
 Blockly.Workspace=function(a){this.topBlocks_=[];this.options=a||{};this.RTL=!!this.options.RTL};Blockly.Workspace.prototype.rendered=!1;Blockly.Workspace.prototype.dispose=function(){this.clear()};Blockly.Workspace.SCAN_ANGLE=3;Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a);this.fireChangeEvent()};
 Blockly.Workspace.prototype.removeTopBlock=function(a){for(var b=!1,c,d=0;c=this.topBlocks_[d];d++)if(c==a){this.topBlocks_.splice(d,1);b=!0;break}if(!b)throw"Block not present in workspace's list of top-most blocks.";this.fireChangeEvent()};
 Blockly.Workspace.prototype.getTopBlocks=function(a){var b=[].concat(this.topBlocks_);if(a&&1<b.length){var c=Math.sin(goog.math.toRadians(Blockly.Workspace.SCAN_ANGLE));this.RTL&&(c*=-1);b.sort(function(a,b){var f=a.getRelativeToSurfaceXY(),g=b.getRelativeToSurfaceXY();return f.y+c*f.x-(g.y+c*g.x)})}return b};Blockly.Workspace.prototype.getAllBlocks=function(){for(var a=this.getTopBlocks(!1),b=0;b<a.length;b++)a.push.apply(a,a[b].getChildren());return a};Blockly.Workspace.prototype.clear=function(){for(;this.topBlocks_.length;)this.topBlocks_[0].dispose()};
-Blockly.Workspace.prototype.getWidth=function(){return 0};Blockly.Workspace.prototype.getBlockById=function(a){for(var b=this.getAllBlocks(),c=0,d;d=b[c];c++)if(d.id==a)return d;return null};Blockly.Workspace.prototype.remainingCapacity=function(){return isNaN(this.options.maxBlocks)?Infinity:this.options.maxBlocks-this.getAllBlocks().length};Blockly.Workspace.prototype.fireChangeEvent=function(){};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Bubble=function(a,b,c,d,e,f,g){this.workspace_=a;this.content_=b;this.shape_=c;c=Blockly.Bubble.ARROW_ANGLE;this.workspace_.RTL&&(c=-c);this.arrow_radians_=goog.math.toRadians(c);a.getBubbleCanvas().appendChild(this.createDom_(b,!(!f||!g)));this.setAnchorLocation(d,e);f&&g||(b=this.content_.getBBox(),f=b.width+2*Blockly.Bubble.BORDER_WIDTH,g=b.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(f,g);this.positionBubble_();this.renderArrow_();this.rendered_=!0;a.options.readOnly||(Blockly.bindEvent_(this.bubbleBack_,
+Blockly.Workspace.prototype.getWidth=function(){return 0};Blockly.Workspace.prototype.getBlockById=function(a){for(var b=this.getAllBlocks(),c=0,d;d=b[c];c++)if(d.id==a)return d;return null};Blockly.Workspace.prototype.remainingCapacity=function(){return isNaN(this.options.maxBlocks)?Infinity:this.options.maxBlocks-this.getAllBlocks().length};Blockly.Workspace.prototype.fireChangeEvent=function(){};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;Blockly.Bubble=function(a,b,c,d,e,f,g){this.workspace_=a;this.content_=b;this.shape_=c;c=Blockly.Bubble.ARROW_ANGLE;this.workspace_.RTL&&(c=-c);this.arrow_radians_=goog.math.toRadians(c);a.getBubbleCanvas().appendChild(this.createDom_(b,!(!f||!g)));this.setAnchorLocation(d,e);f&&g||(b=this.content_.getBBox(),f=b.width+2*Blockly.Bubble.BORDER_WIDTH,g=b.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(f,g);this.positionBubble_();this.renderArrow_();this.rendered_=!0;a.options.readOnly||(Blockly.bindEvent_(this.bubbleBack_,
 "mousedown",this,this.bubbleMouseDown_),this.resizeGroup_&&Blockly.bindEvent_(this.resizeGroup_,"mousedown",this,this.resizeMouseDown_))};Blockly.Bubble.BORDER_WIDTH=6;Blockly.Bubble.ARROW_THICKNESS=10;Blockly.Bubble.ARROW_ANGLE=20;Blockly.Bubble.ARROW_BEND=4;Blockly.Bubble.ANCHOR_RADIUS=8;Blockly.Bubble.onMouseUpWrapper_=null;Blockly.Bubble.onMouseMoveWrapper_=null;
 Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseUpWrapper_),Blockly.Bubble.onMouseUpWrapper_=null);Blockly.Bubble.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseMoveWrapper_),Blockly.Bubble.onMouseMoveWrapper_=null)};Blockly.Bubble.prototype.rendered_=!1;Blockly.Bubble.prototype.anchorX_=0;Blockly.Bubble.prototype.anchorY_=0;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;
@@ -871,9 +872,7 @@ Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORD
 (this.autoLayout_&&this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());Blockly.fireUiEvent(this.bubbleGroup_,"resize")};
 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),l=Math.cos(h),q=this.getBubbleSize(),h=(q.width+q.height)/Blockly.Bubble.ARROW_THICKNESS,h=Math.min(h,q.width,q.height)/2,q=1-Blockly.Bubble.ANCHOR_RADIUS/f,d=b+
 q*d,e=c+q*e,q=b+h*l,m=c+h*k,b=b-h*l,c=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"+q+","+m);a.push("C"+(q+f)+","+(m+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.bubbleGroup_=null};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.png_="";Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconX_=0;Blockly.Icon.prototype.iconY_=0;
+Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.bubbleGroup_=null};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.png_="";Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconX_=0;Blockly.Icon.prototype.iconY_=0;
 Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.createSvgElement("g",{"class":"blocklyIconGroup"},null),Blockly.createSvgElement("image",{width:this.SIZE,height:this.SIZE},this.iconGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.png_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEvent_(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(){this.block_.isInFlyout||!this.block_.isEditable()?Blockly.addClass_(this.iconGroup_,"blocklyIconGroupReadonly"):Blockly.removeClass_(this.iconGroup_,"blocklyIconGroupReadonly")};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};
 Blockly.Icon.prototype.iconClick_=function(a){this.block_.isInFlyout||Blockly.isRightButton(a)||this.setVisible(!this.isVisible())};Blockly.Icon.prototype.updateColour=function(){if(this.isVisible()){var a=Blockly.makeColour(this.block_.getColour());this.bubble_.setColour(a)}};
@@ -887,9 +886,7 @@ this.foreignObject_.appendChild(a);Blockly.bindEvent_(this.textarea_,"mouseup",t
 Blockly.Comment.prototype.resizeBubble_=function(){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(!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.iconX_,this.iconY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this,this.resizeBubble_),this.updateColour(),this.text_=null):(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.textarea_?this.textarea_.value=a:this.text_=a};Blockly.Comment.prototype.dispose=function(){this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Connection=function(a,b){this.sourceBlock_=a;this.targetConnection=null;this.type=b;this.y_=this.x_=0;this.dbList_=a.workspace.connectionDBList;this.hidden_=!this.dbList_;this.inDB_=!1};
+Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.textarea_?this.textarea_.value=a:this.text_=a};Blockly.Comment.prototype.dispose=function(){this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.targetConnection=null;this.type=b;this.y_=this.x_=0;this.dbList_=a.workspace.connectionDBList;this.hidden_=!this.dbList_;this.inDB_=!1};
 Blockly.Connection.prototype.dispose=function(){if(this.targetConnection)throw"Disconnect connection before disposing of it.";this.inDB_&&this.dbList_[this.type].removeConnection_(this);Blockly.highlightedConnection_==this&&(Blockly.highlightedConnection_=null);Blockly.localConnection_==this&&(Blockly.localConnection_=null)};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};
 Blockly.Connection.prototype.connect=function(a){if(this.sourceBlock_==a.sourceBlock_)throw"Attempted to connect a block to itself.";if(this.sourceBlock_.workspace!==a.sourceBlock_.workspace)throw"Blocks are on different workspaces.";if(Blockly.OPPOSITE_TYPE[this.type]!=a.type)throw"Attempt to connect incompatible types.";if(this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE){if(this.targetConnection)throw"Source connection already connected (value).";if(a.targetConnection){var b=a.targetBlock();
 b.setParent(null);if(!b.outputConnection)throw"Orphan block does not have an output connection.";for(var c=this.sourceBlock_;c=Blockly.Connection.singleConnection_(c,b);)if(c.targetBlock())c=c.targetBlock();else{c.connect(b.outputConnection);b=null;break}b&&setTimeout(function(){b.outputConnection.bumpAwayFrom_(a)},Blockly.BUMP_DELAY)}}else{if(this.targetConnection)throw"Source connection already connected (block).";if(a.targetConnection){if(this.type!=Blockly.PREVIOUS_STATEMENT)throw"Can only do a mid-stack connection with the top of a block.";
@@ -911,9 +908,7 @@ Blockly.Connection.prototype.setHidden=function(a){(this.hidden_=a)&&this.inDB_?
 Blockly.Connection.prototype.unhideAll=function(){this.setHidden(!1);var a=[];if(this.type!=Blockly.INPUT_VALUE&&this.type!=Blockly.NEXT_STATEMENT)return a;var b=this.targetBlock();if(b){var c;b.isCollapsed()?(c=[],b.outputConnection&&c.push(b.outputConnection),b.nextConnection&&c.push(b.nextConnection),b.previousConnection&&c.push(b.previousConnection)):c=b.getConnections_(!0);for(var d=0;d<c.length;d++)a.push.apply(a,c[d].unhideAll());0==a.length&&(a[0]=b)}return a};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.sourceBlock_.isInFlyout){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}}this.splice(b,0,a);a.inDB_=!0}};
 Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";a.inDB_=!1;for(var b=0,c=this.length-2,d=c;b<d;)this[d].y_<a.y_?b=d:c=d,d=Math.floor((b+c)/2);for(c=b=d;0<=b&&this[b].y_==a.y_;){if(this[b]==a){this.splice(b,1);return}b--}do{if(this[c]==a){this.splice(c,1);return}c++}while(c<this.length&&this[c].y_==a.y_);throw"Unable to find connection in connectionDB.";};
-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};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Field=function(a){this.size_=new goog.math.Size(0,25);this.setText(a)};Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.changeHandler_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
+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.Field=function(a){this.size_=new goog.math.Size(0,25);this.setText(a)};Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.changeHandler_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
 Blockly.Field.prototype.init=function(a){this.sourceBlock_||(this.sourceBlock_=a,this.fieldGroup_=Blockly.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:-12,height:16},this.fieldGroup_),this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},this.fieldGroup_),this.updateEditable(),a.getSvgRoot().appendChild(this.fieldGroup_),this.mouseUpWrapper_=Blockly.bindEvent_(this.fieldGroup_,
 "mouseup",this,this.onMouseUp_),this.updateTextNode_())};Blockly.Field.prototype.dispose=function(){this.mouseUpWrapper_&&(Blockly.unbindEvent_(this.mouseUpWrapper_),this.mouseUpWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.changeHandler_=this.borderRect_=this.textElement_=this.fieldGroup_=null};
 Blockly.Field.prototype.updateEditable=function(){this.EDITABLE&&this.sourceBlock_&&(this.sourceBlock_.isEditable()?(Blockly.addClass_(this.fieldGroup_,"blocklyEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyNoNEditableText"),this.fieldGroup_.style.cursor=this.CURSOR):(Blockly.addClass_(this.fieldGroup_,"blocklyNonEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyEditableText"),this.fieldGroup_.style.cursor=""))};Blockly.Field.prototype.isVisible=function(){return this.visible_};
@@ -921,30 +916,23 @@ Blockly.Field.prototype.setVisible=function(a){if(this.visible_!=a){this.visible
 Blockly.Field.prototype.render_=function(){if(this.visible_&&this.textElement_){try{var a=this.textElement_.getComputedTextLength()}catch(b){a=8*this.textElement_.textContent.length}this.borderRect_&&this.borderRect_.setAttribute("width",a+Blockly.BlockSvg.SEP_SPACE_X)}else a=0;this.size_.width=a};Blockly.Field.prototype.getSize=function(){this.size_.width||this.render_();return this.size_};Blockly.Field.prototype.getText=function(){return this.text_};
 Blockly.Field.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.text_=a,this.updateTextNode_(),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent())))};
 Blockly.Field.prototype.updateTextNode_=function(){if(this.textElement_){var a=this.text_;a.length>this.maxDisplayLength&&(a=a.substring(0,this.maxDisplayLength-2)+"\u2026");goog.dom.removeChildren(this.textElement_);a=a.replace(/\s/g,Blockly.Field.NBSP);this.sourceBlock_.RTL&&a&&(a+="\u200f");a||(a=Blockly.Field.NBSP);a=document.createTextNode(a);this.textElement_.appendChild(a);this.size_.width=0}};Blockly.Field.prototype.getValue=function(){return this.getText()};
-Blockly.Field.prototype.setValue=function(a){this.setText(a)};Blockly.Field.prototype.onMouseUp_=function(a){if(!goog.userAgent.IPHONE&&!goog.userAgent.IPAD||goog.userAgent.isVersionOrHigher("537.51.2")||0===a.layerX||0===a.layerY)Blockly.isRightButton(a)||2!=Blockly.dragMode_&&this.sourceBlock_.isEditable()&&this.showEditor_()};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastX_=0;Blockly.Tooltip.lastY_=0;Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=10;Blockly.Tooltip.HOVER_MS=1E3;Blockly.Tooltip.MARGINS=5;Blockly.Tooltip.DIV=null;
+Blockly.Field.prototype.setValue=function(a){this.setText(a)};Blockly.Field.prototype.onMouseUp_=function(a){if(!goog.userAgent.IPHONE&&!goog.userAgent.IPAD||goog.userAgent.isVersionOrHigher("537.51.2")||0===a.layerX||0===a.layerY)Blockly.isRightButton(a)||2!=Blockly.dragMode_&&this.sourceBlock_.isEditable()&&this.showEditor_()};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastX_=0;Blockly.Tooltip.lastY_=0;Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=10;Blockly.Tooltip.HOVER_MS=1E3;Blockly.Tooltip.MARGINS=5;Blockly.Tooltip.DIV=null;
 Blockly.Tooltip.createDom=function(){Blockly.Tooltip.DIV||(Blockly.Tooltip.DIV=goog.dom.createDom("div","blocklyTooltipDiv"),document.body.appendChild(Blockly.Tooltip.DIV))};Blockly.Tooltip.bindMouseEvents=function(a){Blockly.bindEvent_(a,"mouseover",null,Blockly.Tooltip.onMouseOver_);Blockly.bindEvent_(a,"mouseout",null,Blockly.Tooltip.onMouseOut_);Blockly.bindEvent_(a,"mousemove",null,Blockly.Tooltip.onMouseMove_)};
 Blockly.Tooltip.onMouseOver_=function(a){for(a=a.target;!goog.isString(a.tooltip)&&!goog.isFunction(a.tooltip);)a=a.tooltip;Blockly.Tooltip.element_!=a&&(Blockly.Tooltip.hide(),Blockly.Tooltip.poisonedElement_=null,Blockly.Tooltip.element_=a);clearTimeout(Blockly.Tooltip.mouseOutPid_)};Blockly.Tooltip.onMouseOut_=function(a){Blockly.Tooltip.mouseOutPid_=setTimeout(function(){Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.hide()},1);clearTimeout(Blockly.Tooltip.showPid_)};
-Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.Tooltip.element_.tooltip&&0==Blockly.dragMode_&&!Blockly.WidgetDiv.isVisible())if(Blockly.Tooltip.visible){var b=Blockly.Tooltip.lastY_-a.clientY;Math.sqrt(Math.pow(Blockly.Tooltip.lastX_-a.clientX,2)+Math.pow(b,2))>Blockly.Tooltip.RADIUS_OK&&Blockly.Tooltip.hide()}else Blockly.Tooltip.poisonedElement_!=Blockly.Tooltip.element_&&(clearTimeout(Blockly.Tooltip.showPid_),Blockly.Tooltip.lastX_=a.clientX,Blockly.Tooltip.lastY_=
-a.clientY,Blockly.Tooltip.showPid_=setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.DIV&&(Blockly.Tooltip.DIV.style.display="none"));clearTimeout(Blockly.Tooltip.showPid_)};
+Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.Tooltip.element_.tooltip&&0==Blockly.dragMode_&&!Blockly.WidgetDiv.isVisible())if(Blockly.Tooltip.visible){var b=Blockly.Tooltip.lastY_-a.pageY;Math.sqrt(Math.pow(Blockly.Tooltip.lastX_-a.pageX,2)+Math.pow(b,2))>Blockly.Tooltip.RADIUS_OK&&Blockly.Tooltip.hide()}else Blockly.Tooltip.poisonedElement_!=Blockly.Tooltip.element_&&(clearTimeout(Blockly.Tooltip.showPid_),Blockly.Tooltip.lastX_=a.pageX,Blockly.Tooltip.lastY_=a.pageY,
+Blockly.Tooltip.showPid_=setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.DIV&&(Blockly.Tooltip.DIV.style.display="none"));clearTimeout(Blockly.Tooltip.showPid_)};
 Blockly.Tooltip.show_=function(){Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_;if(Blockly.Tooltip.DIV){goog.dom.removeChildren(Blockly.Tooltip.DIV);var a=Blockly.Tooltip.element_.tooltip;goog.isFunction(a)&&(a=a());for(var a=Blockly.Tooltip.wrap_(a,Blockly.Tooltip.LIMIT),a=a.split("\n"),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;var c=Blockly.Tooltip.lastX_,c=a?c-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):c+Blockly.Tooltip.OFFSET_X,d=Blockly.Tooltip.lastY_+Blockly.Tooltip.OFFSET_Y;d+Blockly.Tooltip.DIV.offsetHeight>b.height&&(d-=Blockly.Tooltip.DIV.offsetHeight+2*Blockly.Tooltip.OFFSET_Y);a?c=Math.max(Blockly.Tooltip.MARGINS,c):c+Blockly.Tooltip.DIV.offsetWidth>b.width-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.Tooltip.wrap_=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);var e,d=-Infinity,f,g=1;do{e=d;f=a;for(var h=[],k=c.length/g,l=1,d=0;d<c.length-1;d++)l<(d+1.5)/k?(l++,h[d]=!0):h[d]=!1;h=Blockly.Tooltip.wrapMutate_(c,h,b);d=Blockly.Tooltip.wrapScore_(c,h,b);a=Blockly.Tooltip.wrapToText_(c,h);g++}while(d>e);return f};
+a?"rtl":"ltr";Blockly.Tooltip.DIV.style.display="block";Blockly.Tooltip.visible=!0;var c=Blockly.Tooltip.lastX_,c=a?c-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):c+Blockly.Tooltip.OFFSET_X,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.Tooltip.wrap_=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);var e,d=-Infinity,f,g=1;do{e=d;f=a;for(var h=[],k=c.length/g,l=1,d=0;d<c.length-1;d++)l<(d+1.5)/k?(l++,h[d]=!0):h[d]=!1;h=Blockly.Tooltip.wrapMutate_(c,h,b);d=Blockly.Tooltip.wrapScore_(c,h,b);a=Blockly.Tooltip.wrapToText_(c,h);g++}while(d>e);return f};
 Blockly.Tooltip.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.Tooltip.wrapMutate_=function(a,b,c){for(var d=Blockly.Tooltip.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.Tooltip.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.Tooltip.wrapMutate_(a,e,c):b};Blockly.Tooltip.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("")};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldLabel=function(a){this.sourceBlock_=null;this.size_=new goog.math.Size(0,25);this.setText(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.prototype.EDITABLE=!1;
+Blockly.Tooltip.wrapMutate_=function(a,b,c){for(var d=Blockly.Tooltip.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.Tooltip.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.Tooltip.wrapMutate_(a,e,c):b};Blockly.Tooltip.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.FieldLabel=function(a){this.sourceBlock_=null;this.size_=new goog.math.Size(0,25);this.setText(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.prototype.EDITABLE=!1;
 Blockly.FieldLabel.prototype.init=function(a){this.sourceBlock_||(this.sourceBlock_=a,this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},null),this.visible_||(this.textElement_.style.display="none"),a.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.updateTextNode_())};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};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Input=function(a,b,c,d){this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[];this.align=Blockly.ALIGN_LEFT;this.visible_=!0};
+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){this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[];this.align=Blockly.ALIGN_LEFT;this.visible_=!0};
 Blockly.Input.prototype.appendField=function(a,b){if(!a&&!b)return this;goog.isString(a)&&(a=new Blockly.FieldLabel(a));this.sourceBlock_.rendered&&a.init(this.sourceBlock_);a.name=b;a.prefixField&&this.appendField(a.prefixField);this.fieldRow.push(a);a.suffixField&&this.appendField(a.suffixField);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return this};
 Blockly.Input.prototype.appendTitle=function(a,b){console.warn("Deprecated call to appendTitle, use appendField instead.");return this.appendField(a,b)};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(this.sourceBlock_)};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};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.ScrollbarPair=function(a){this.workspace_=a;this.oldHostMetrics_=null;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};
+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(this.sourceBlock_)};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.ScrollbarPair=function(a){this.workspace_=a;this.oldHostMetrics_=null;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};
 Blockly.ScrollbarPair.prototype.dispose=function(){Blockly.unbindEvent_(this.onResizeWrapper_);this.onResizeWrapper_=null;goog.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
 Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
 this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.xCoordinate);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
@@ -964,9 +952,7 @@ Blockly.Scrollbar.prototype.onMouseMoveKnob_=function(a){this.svgKnob_.setAttrib
 Blockly.Scrollbar.prototype.onMouseUpKnob_=function(){Blockly.removeAllRanges();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.constrainKnob_=function(a){if(0>=a||isNaN(a))a=0;else{var b=this.horizontal_?"width":"height",c=parseFloat(this.svgBackground_.getAttribute(b)),b=parseFloat(this.svgKnob_.getAttribute(b));a=Math.min(a,c-b)}return a};
 Blockly.Scrollbar.prototype.onScroll_=function(){var a=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),b=parseFloat(this.svgBackground_.getAttribute(this.horizontal_?"width":"height")),a=a/b;isNaN(a)&&(a=0);b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.svgKnob_.setAttribute(this.horizontal_?"x":"y",a*this.ratio_);this.onScroll_()};
-Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling,d=b.parentNode;if(!d)throw"Reference node has no parent.";c?d.insertBefore(a,c):d.appendChild(a)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.SPRITE_URL_="media/sprites.png";Blockly.Trashcan.prototype.LID_URL_="media/trashlid.png";Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=45;Blockly.Trashcan.prototype.LID_HEIGHT_=15;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=35;Blockly.Trashcan.prototype.MARGIN_SIDE_=35;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=25;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
+Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling,d=b.parentNode;if(!d)throw"Reference node has no parent.";c?d.insertBefore(a,c):d.appendChild(a)};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.SPRITE_URL_="media/sprites.png";Blockly.Trashcan.prototype.LID_URL_="media/trashlid.png";Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=45;Blockly.Trashcan.prototype.LID_HEIGHT_=15;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=35;Blockly.Trashcan.prototype.MARGIN_SIDE_=35;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=25;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.createSvgElement("g",{"class":"blocklyTrash"},null);var a=String(Math.random()).substring(2),b=Blockly.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"+a},this.svgGroup_);Blockly.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},b);Blockly.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-32,"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.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"+a},this.svgGroup_);Blockly.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},b);this.svgLid_=Blockly.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-32,"clip-path":"url(#blocklyTrashLidClipPath"+a+")"},this.svgGroup_);this.svgLid_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.workspace_.options.pathToMedia+
@@ -974,9 +960,7 @@ Blockly.SPRITE.url);this.animateLid_();return this.svgGroup_};Blockly.Trashcan.p
 Blockly.Trashcan.prototype.position=function(){var a=this.workspace_.getMetrics();a&&(this.left_=this.workspace_.RTL?this.MARGIN_SIDE_:a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_,this.top_=a.viewHeight+a.absoluteTop-(this.BODY_HEIGHT_+this.LID_HEIGHT_)-this.MARGIN_BOTTOM_,this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))};
 Blockly.Trashcan.prototype.getRect=function(){var a=Blockly.getSvgXY_(this.svgGroup_);return new goog.math.Rect(a.x-this.MARGIN_HOTSPOT_,a.y-this.MARGIN_HOTSPOT_,this.WIDTH_+2*this.MARGIN_HOTSPOT_,this.BODY_HEIGHT_+this.LID_HEIGHT_+2*this.MARGIN_HOTSPOT_)};Blockly.Trashcan.prototype.setOpen_=function(a){this.isOpen!=a&&(goog.Timer.clear(this.lidTask_),this.isOpen=a,this.animateLid_())};
 Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:-.2;this.lidOpen_=goog.math.clamp(this.lidOpen_,0,1);var a=45*this.lidOpen_;this.svgLid_.setAttribute("transform","rotate("+(this.workspace_.RTL?-a:a)+", "+(this.workspace_.RTL?4:this.WIDTH_-4)+", "+(this.LID_HEIGHT_-2)+")");a=goog.math.lerp(.4,.8,this.lidOpen_);this.svgGroup_.style.opacity=a;0<this.lidOpen_&&1>this.lidOpen_&&(this.lidTask_=goog.Timer.callOnce(this.animateLid_,20,this))};
-Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a){var b;a.RTL&&(b=a.getWidth());for(var c=goog.dom.createDom("xml"),d=a.getTopBlocks(!0),e=0,f;f=d[e];e++){var g=Blockly.Xml.blockToDom_(f);f=f.getRelativeToSurfaceXY();g.setAttribute("x",Math.round(a.RTL?b-f.x:f.x));g.setAttribute("y",Math.round(f.y));c.appendChild(g)}return c};
+Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a){var b;a.RTL&&(b=a.getWidth());for(var c=goog.dom.createDom("xml"),d=a.getTopBlocks(!0),e=0,f;f=d[e];e++){var g=Blockly.Xml.blockToDom_(f);f=f.getRelativeToSurfaceXY();g.setAttribute("x",Math.round(a.RTL?b-f.x:f.x));g.setAttribute("y",Math.round(f.y));c.appendChild(g)}return c};
 Blockly.Xml.blockToDom_=function(a){var b=goog.dom.createDom("block");b.setAttribute("type",a.type);b.setAttribute("id",a.id);if(a.mutationToDom){var c=a.mutationToDom();c&&b.appendChild(c)}for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)if(f.name&&f.EDITABLE){var g=goog.dom.createDom("field",null,f.getValue());g.setAttribute("name",f.name);b.appendChild(g)}if(c=a.getCommentText())c=goog.dom.createDom("comment",null,c),"object"==typeof a.comment&&(c.setAttribute("pinned",a.comment.isVisible()),
 d=a.comment.getBubbleSize(),c.setAttribute("h",d.height),c.setAttribute("w",d.width)),b.appendChild(c);a.data&&(c=goog.dom.createDom("data",null,a.data),b.appendChild(c));for(c=0;d=a.inputList[c];c++){var h,e=!0;d.type!=Blockly.DUMMY_INPUT&&(f=d.connection.targetBlock(),d.type==Blockly.INPUT_VALUE?h=goog.dom.createDom("value"):d.type==Blockly.NEXT_STATEMENT&&(h=goog.dom.createDom("statement")),f&&(h.appendChild(Blockly.Xml.blockToDom_(f)),e=!1),h.setAttribute("name",d.name),e||b.appendChild(h))}a.inputsInlineDefault!=
 a.inputsInline&&b.setAttribute("inline",a.inputsInline);a.isCollapsed()&&b.setAttribute("collapsed",!0);a.disabled&&b.setAttribute("disabled",!0);a.isDeletable()||b.setAttribute("deletable",!1);a.isMovable()||b.setAttribute("movable",!1);a.isEditable()||b.setAttribute("editable",!1);if(a=a.getNextBlock())h=goog.dom.createDom("next",null,Blockly.Xml.blockToDom_(a)),b.appendChild(h);return b};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
@@ -1014,9 +998,7 @@ Blockly.WorkspaceSvg.prototype.preloadAudio_=function(){for(var a in this.SOUNDS
 Blockly.WorkspaceSvg.prototype.playAudio=function(a,b){var c=this.SOUNDS_[a];c?(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.options.parentWorkspace&&this.options.parentWorkspace.playAudio(a,b)};
 Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.parseToolboxTree_(a)){if(!this.options.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(this.options.hasCategories){if(!this.toolbox_)throw"Existing toolbox has no categories.  Can't change mode.";this.options.languageTree=a;this.toolbox_.populate_(a)}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.addChangeListener=function(a){return Blockly.bindEvent_(this.getCanvas(),"blocklyWorkspaceChange",null,a)};Blockly.WorkspaceSvg.prototype.removeChangeListener=function(a){Blockly.unbindEvent_(a)};Blockly.WorkspaceSvg.prototype.markFocused=function(){Blockly.mainWorkspace=this};Blockly.WorkspaceSvg.prototype.setVisible=Blockly.WorkspaceSvg.prototype.setVisible;Blockly.WorkspaceSvg.prototype.addChangeListener=Blockly.WorkspaceSvg.prototype.addChangeListener;
-Blockly.WorkspaceSvg.prototype.removeChangeListener=Blockly.WorkspaceSvg.prototype.removeChangeListener;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.png_="data:image/png;base64,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";
+Blockly.WorkspaceSvg.prototype.removeChangeListener=Blockly.WorkspaceSvg.prototype.removeChangeListener;Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.png_="data:image/png;base64,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";
 Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
 Blockly.Mutator.prototype.createEditor_=function(){this.svgDialog_=Blockly.createSvgElement("svg",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);for(var a=goog.dom.createDom("xml"),b=0,c;c=this.quarkNames_[b];b++)a.appendChild(goog.dom.createDom("block",{type:c}));var d=this;this.workspace_=new Blockly.WorkspaceSvg({languageTree:a,parentWorkspace:this.block_.workspace,pathToMedia:this.block_.workspace.options.pathToMedia,RTL:this.block_.RTL,getMetrics:function(){return d.getFlyoutMetrics_()},
 setMetrics:null,svg:this.svgDialog_});this.svgDialog_.appendChild(this.workspace_.createDom("blocklyMutatorBackground"));return this.svgDialog_};Blockly.Mutator.prototype.updateEditable=function(){this.block_.isEditable()?Blockly.Icon.prototype.updateEditable.call(this):(this.setVisible(!1),this.iconGroup_&&Blockly.addClass_(this.iconGroup_,"blocklyIconGroupReadonly"))};
@@ -1026,14 +1008,10 @@ Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(a){th
 this.rootBlock_.setDeletable(!1);a=2*this.workspace_.flyout_.CORNER_RADIUS;c=this.workspace_.flyout_.width_+a;this.block_.RTL&&(c=-c);this.rootBlock_.moveBy(c,a);this.block_.saveConnections&&(this.block_.saveConnections(this.rootBlock_),this.sourceListener_=Blockly.bindEvent_(this.block_.workspace.getCanvas(),"blocklyWorkspaceChange",this.block_,function(){b.block_.saveConnections(b.rootBlock_)}));this.resizeBubble_();Blockly.bindEvent_(this.workspace_.getCanvas(),"blocklyWorkspaceChange",this.block_,
 function(){b.workspaceChanged_()});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_&&(Blockly.unbindEvent_(this.sourceListener_),this.sourceListener_=null)};
 Blockly.Mutator.prototype.workspaceChanged_=function(){if(0==Blockly.dragMode_)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)}this.rootBlock_.workspace==this.workspace_&&(a=this.block_.rendered,this.block_.rendered=!1,this.block_.compose(this.rootBlock_),this.block_.rendered=a,this.block_.initSvg(),this.block_.rendered&&this.block_.render(),this.resizeBubble_(),this.block_.workspace.fireChangeEvent(),
-goog.Timer.callOnce(this.block_.bumpNeighbours_,Blockly.BUMP_DELAY,this.block_))};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)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-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.png_="data:image/png;base64,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";
+goog.Timer.callOnce(this.block_.bumpNeighbours_,Blockly.BUMP_DELAY,this.block_))};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.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.png_="data:image/png;base64,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";
 Blockly.Warning.textToDom_=function(a){var b=Blockly.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.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(a){a=Blockly.Warning.textToDom_(this.getAllText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconX_,this.iconY_,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.getAllText=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)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Block=function(){goog.asserts.assert(0==arguments.length,"Please use Blockly.Block.obtain.")};Blockly.Block.obtain=function(a,b){if(Blockly.Realtime.isEnabled())return Blockly.Realtime.obtainBlock(a,b);var c=a.rendered?new Blockly.BlockSvg:new Blockly.Block;c.initialize(a,b);return c};Blockly.Block.prototype.initialize=function(a,b){this.id=Blockly.Blocks.genUid();a.addTopBlock(this);this.fill(a,b)};
+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.getAllText=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(){goog.asserts.assert(0==arguments.length,"Please use Blockly.Block.obtain.")};Blockly.Block.obtain=function(a,b){if(Blockly.Realtime.isEnabled())return Blockly.Realtime.obtainBlock(a,b);var c=a.rendered?new Blockly.BlockSvg:new Blockly.Block;c.initialize(a,b);return c};Blockly.Block.prototype.initialize=function(a,b){this.id=Blockly.Blocks.genUid();a.addTopBlock(this);this.fill(a,b)};
 Blockly.Block.prototype.fill=function(a,b){this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=void 0;this.disabled=this.rendered=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;this.RTL=a.RTL;if(b){this.type=b;var c=Blockly.Blocks[b];goog.asserts.assertObject(c,
 'Error: "%s" is an unknown language block.',b);goog.mixin(this,c)}goog.isFunction(this.init)&&this.init();this.inputsInlineDefault=this.inputsInline};Blockly.Block.getById=function(a,b){return Blockly.Realtime.isEnabled()?Blockly.Realtime.getBlockById(a):b.getBlockById(a)};
 Blockly.Block.prototype.dispose=function(a,b,c){this.unplug(a,!1);this.workspace&&!c&&(this.workspace.removeTopBlock(this),this.workspace=null);Blockly.selected==this&&(Blockly.selected=null);for(a=this.childBlocks_.length-1;0<=a;a--)this.childBlocks_[a].dispose(!1);for(a=0;b=this.inputList[a];a++)b.dispose();this.inputList.length=0;b=this.getConnections_(!0);for(a=0;a<b.length;a++)c=b[a],c.targetConnection&&c.disconnect(),b[a].dispose();Blockly.Realtime.isEnabled()&&!Blockly.Realtime.withinSync&&
@@ -1069,14 +1047,10 @@ Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?
 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);this.rendered&&(this.render(),this.bumpNeighbours_())};
 Blockly.Block.prototype.removeInput=function(a,b){for(var c=0,d;d=this.inputList[c];c++)if(d.name==a){d.connection&&d.connection.targetConnection&&d.connection.targetBlock().setParent(null);d.dispose();this.inputList.splice(c,1);this.rendered&&(this.render(),this.bumpNeighbours_());return}b||goog.asserts.fail('Input "%s" not found.',a)};Blockly.Block.prototype.getInput=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.name==a)return c;return null};
 Blockly.Block.prototype.getInputTargetBlock=function(a){return(a=this.getInput(a))&&a.connection&&a.connection.targetBlock()};Blockly.Block.prototype.getCommentText=function(){return this.comment||""};Blockly.Block.prototype.setCommentText=function(a){this.comment=a};Blockly.Block.prototype.setWarningText=function(a){};Blockly.Block.prototype.setMutator=function(a){};Blockly.Block.prototype.getRelativeToSurfaceXY=function(){return this.xy_};
-Blockly.Block.prototype.moveBy=function(a,b){this.xy_.translate(a,b)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;
+Blockly.Block.prototype.moveBy=function(a,b){this.xy_.translate(a,b)};Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;
 Blockly.ContextMenu.show=function(a,b,c){Blockly.WidgetDiv.show(Blockly.ContextMenu,c,null);if(b.length){var d=new goog.ui.Menu;d.setRightToLeft(c);for(var e=0,f;f=b[e];e++){var g=new goog.ui.MenuItem(f.text);g.setRightToLeft(c);d.addChild(g,!0);g.setEnabled(f.enabled);f.enabled&&goog.events.listen(g,goog.ui.Component.EventType.ACTION,function(a){return function(){Blockly.doCommand(a)}}(f.callback))}goog.events.listen(d,goog.ui.Component.EventType.ACTION,Blockly.ContextMenu.hide);b=goog.dom.getViewportSize();
 f=goog.style.getViewportPageOffset(document);d.render(Blockly.WidgetDiv.DIV);var h=d.getElement();Blockly.addClass_(h,"blocklyContextMenu");var g=goog.style.getSize(h),e=a.clientX+f.x,k=a.clientY+f.y;a.clientY+g.height>=b.height&&(k-=g.height);c?g.width>=a.clientX&&(e+=g.width):a.clientX+g.width>=b.width&&(e-=g.width);Blockly.WidgetDiv.position(e,k,b,f,c);d.setAllowAutoFocus(!0);setTimeout(function(){h.focus()},1);Blockly.ContextMenu.currentBlock=null}else Blockly.ContextMenu.hide()};
-Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null};Blockly.ContextMenu.callbackFactory=function(a,b){return function(){var c=Blockly.Xml.domToBlock(a.workspace,b),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);c.select()}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.BlockSvg=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgPathDark_=Blockly.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1, 1)"},this.svgGroup_);this.svgPath_=Blockly.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;Blockly.Tooltip.bindMouseEvents(this.svgPath_)};goog.inherits(Blockly.BlockSvg,Blockly.Block);
+Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null};Blockly.ContextMenu.callbackFactory=function(a,b){return function(){var c=Blockly.Xml.domToBlock(a.workspace,b),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);c.select()}};Blockly.BlockSvg=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgPathDark_=Blockly.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1, 1)"},this.svgGroup_);this.svgPath_=Blockly.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;Blockly.Tooltip.bindMouseEvents(this.svgPath_)};goog.inherits(Blockly.BlockSvg,Blockly.Block);
 Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;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();this.mutator&&this.mutator.createIcon();this.updateColour();this.updateMovable();if(!this.workspace.options.readOnly&&!this.eventsInit_){Blockly.bindEvent_(this.getSvgRoot(),"mousedown",this,this.onMouseDown_);var c=this;Blockly.bindEvent_(this.getSvgRoot(),"touchstart",null,function(a){Blockly.longStart_(a,c)})}goog.isFunction(this.onchange)&&
 !this.eventsInit_&&(this.onchangeWrapper_=Blockly.bindEvent_(this.workspace.getCanvas(),"blocklyWorkspaceChange",this,this.onchange));this.eventsInit_=!0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};Blockly.BlockSvg.prototype.select=function(){Blockly.selected&&Blockly.selected.unselect();Blockly.selected=this;this.addSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};
@@ -1146,11 +1120,7 @@ k-1));return k};
 Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c,d){this.height=d+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+(this.RTL?.5:-.5)+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.moveTo(this.RTL?c.x-Blockly.BlockSvg.NOTCH_WIDTH:c.x+Blockly.BlockSvg.NOTCH_WIDTH,c.y+d+1),this.nextConnection.targetConnection&&this.nextConnection.tighten_(),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),this.RTL||b.push("M","0.5,"+(d-.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+","+(d-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-.5+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 0.5,"+(d-Blockly.BlockSvg.CORNER_RADIUS))))};
 Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b,c,d){this.outputConnection?(this.outputConnection.moveTo(c.x,c.y),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")};
-// Copyright 2013 Google Inc.  Apache License 2.0
-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"};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a);this.setChangeHandler(b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);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)};
+",-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);this.setChangeHandler(b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);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.setText=function(a){if(null!==a){if(this.sourceBlock_&&this.changeHandler_){var b=this.changeHandler_(a);null!==b&&void 0!==b&&(a=b)}Blockly.Field.prototype.setText.call(this,a)}};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
 Blockly.FieldTextInput.prototype.showEditor_=function(a){var b=a||!1;if(!b&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD))a=window.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_),this.sourceBlock_&&this.changeHandler_&&(b=this.changeHandler_(a),void 0!==b&&(a=b)),null!==a&&this.setText(a);else{Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,this.widgetDispose_());var c=Blockly.WidgetDiv.DIV;a=goog.dom.createDom("input","blocklyHtmlInput");a.setAttribute("spellcheck",this.spellcheck_);
 Blockly.FieldTextInput.htmlInput_=a;c.appendChild(a);a.value=a.defaultValue=this.text_;a.oldValue_=null;this.validate_();this.resizeEditor_();b||(a.focus(),a.select());a.onKeyDownWrapper_=Blockly.bindEvent_(a,"keydown",this,this.onHtmlInputKeyDown_);a.onKeyUpWrapper_=Blockly.bindEvent_(a,"keyup",this,this.onHtmlInputChange_);a.onKeyPressWrapper_=Blockly.bindEvent_(a,"keypress",this,this.onHtmlInputChange_);b=this.sourceBlock_.workspace.getCanvas();a.onWorkspaceChangeWrapper_=Blockly.bindEvent_(b,
@@ -1158,9 +1128,7 @@ Blockly.FieldTextInput.htmlInput_=a;c.appendChild(a);a.value=a.defaultValue=this
 Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.assertObject(Blockly.FieldTextInput.htmlInput_);var b=Blockly.FieldTextInput.htmlInput_;this.sourceBlock_&&this.changeHandler_&&(a=this.changeHandler_(b.value));null===a?Blockly.addClass_(b,"blocklyInvalidInput"):Blockly.removeClass_(b,"blocklyInvalidInput")};
 Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.fieldGroup_.getBBox();a.style.width=b.width+"px";b=this.getAbsoluteXY_();if(this.sourceBlock_.RTL){var c=this.borderRect_.getBBox();b.x+=c.width;b.x-=a.offsetWidth}b.y+=1;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_,c=b.value;if(a.sourceBlock_&&a.changeHandler_){var d=a.changeHandler_(c);null===d?c=b.defaultValue:void 0!==d&&(c=d)}a.setText(c);a.sourceBlock_.rendered&&a.sourceBlock_.render();Blockly.unbindEvent_(b.onKeyDownWrapper_);Blockly.unbindEvent_(b.onKeyUpWrapper_);Blockly.unbindEvent_(b.onKeyPressWrapper_);Blockly.unbindEvent_(b.onWorkspaceChangeWrapper_);Blockly.FieldTextInput.htmlInput_=
-null;Blockly.WidgetDiv.DIV.style.width="auto"}};Blockly.FieldTextInput.numberValidator=function(a){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};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));Blockly.FieldAngle.superClass_.constructor.call(this,a,null);this.setChangeHandler(b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);
+null;Blockly.WidgetDiv.DIV.style.width="auto"}};Blockly.FieldTextInput.numberValidator=function(a){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.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));Blockly.FieldAngle.superClass_.constructor.call(this,a,null);this.setChangeHandler(b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);
 Blockly.FieldAngle.prototype.setChangeHandler=function(a){Blockly.FieldAngle.superClass_.setChangeHandler(a?function(b){var c=a.call(this,b);if(null===c)var d=c;else void 0===c&&(c=b),d=Blockly.FieldAngle.angleValidator.call(this,c),void 0!==d&&(d=c);return d===b?void 0:d}:Blockly.FieldAngle.angleValidator)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;
 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){var a=Blockly.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),b=Blockly.createSvgElement("circle",
@@ -1169,20 +1137,14 @@ Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClas
 Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGElement.getBoundingClientRect(),c=a.clientX-b.left-Blockly.FieldAngle.HALF;a=a.clientY-b.top-Blockly.FieldAngle.HALF;b=Math.atan(-a/c);isNaN(b)||(b=goog.math.toDegrees(b),0>c?b+=180:0<a&&(b+=360),Blockly.FieldAngle.ROUND&&(b=Math.round(b/Blockly.FieldAngle.ROUND)*Blockly.FieldAngle.ROUND),360<=b&&(b-=360),b=String(b),Blockly.FieldTextInput.htmlInput_.value=b,this.setText(b),this.validate_())};
 Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.textElement_&&(this.updateGraph_(),this.sourceBlock_.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.size_.width=0)};
 Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=goog.math.toRadians(Number(this.getText()));if(isNaN(a))this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+", "+Blockly.FieldAngle.HALF),this.line_.setAttribute("x2",Blockly.FieldAngle.HALF),this.line_.setAttribute("y2",Blockly.FieldAngle.HALF);else{var b=Blockly.FieldAngle.HALF+Math.cos(a)*Blockly.FieldAngle.RADIUS,c=Blockly.FieldAngle.HALF+Math.sin(a)*-Blockly.FieldAngle.RADIUS;this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+
-", "+Blockly.FieldAngle.HALF+" h "+Blockly.FieldAngle.RADIUS+" A "+Blockly.FieldAngle.RADIUS+","+Blockly.FieldAngle.RADIUS+" 0 "+(a>Math.PI?1:0)+" 0 "+b+","+c+" z");this.line_.setAttribute("x2",b);this.line_.setAttribute("y2",c)}}};Blockly.FieldAngle.angleValidator=function(a){a=Blockly.FieldTextInput.numberValidator(a);null!==a&&(a%=360,0>a&&(a+=360),a=String(a));return a};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"");this.setChangeHandler(b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.prototype.CURSOR="default";
+", "+Blockly.FieldAngle.HALF+" h "+Blockly.FieldAngle.RADIUS+" A "+Blockly.FieldAngle.RADIUS+","+Blockly.FieldAngle.RADIUS+" 0 "+(a>Math.PI?1:0)+" 0 "+b+","+c+" z");this.line_.setAttribute("x2",b);this.line_.setAttribute("y2",c)}}};Blockly.FieldAngle.angleValidator=function(a){a=Blockly.FieldTextInput.numberValidator(a);null!==a&&(a%=360,0>a&&(a+=360),a=String(a));return a};Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"");this.setChangeHandler(b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.prototype.CURSOR="default";
 Blockly.FieldCheckbox.prototype.init=function(a){this.sourceBlock_||(Blockly.FieldCheckbox.superClass_.init.call(this,a),this.checkElement_=Blockly.createSvgElement("text",{"class":"blocklyText",x:-3},this.fieldGroup_),a=document.createTextNode("\u2713"),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="TRUE"==a;this.state_!==a&&(this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"),this.sourceBlock_&&this.sourceBlock_.rendered&&this.sourceBlock_.workspace.fireChangeEvent())};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;if(this.sourceBlock_&&this.changeHandler_){var b=this.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&this.setValue(String(a).toUpperCase())};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,"\u00a0\u00a0\u00a0");this.setChangeHandler(b);this.setValue(a);this.colours_=null;this.columns_=0};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.prototype.init=function(a){Blockly.FieldColour.superClass_.init.call(this,a);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.CURSOR="default";
+Blockly.FieldCheckbox.prototype.setValue=function(a){a="TRUE"==a;this.state_!==a&&(this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"),this.sourceBlock_&&this.sourceBlock_.rendered&&this.sourceBlock_.workspace.fireChangeEvent())};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;if(this.sourceBlock_&&this.changeHandler_){var b=this.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&this.setValue(String(a).toUpperCase())};Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,"\u00a0\u00a0\u00a0");this.setChangeHandler(b);this.setValue(a);this.colours_=null;this.columns_=0};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.prototype.init=function(a){Blockly.FieldColour.superClass_.init.call(this,a);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.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a);this.sourceBlock_&&this.sourceBlock_.rendered&&(Blockly.Realtime.blockChanged(this.sourceBlock_),this.sourceBlock_.workspace.fireChangeEvent())};
 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=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);var b=goog.dom.getViewportSize(),c=goog.style.getViewportPageOffset(document),d=this.getAbsoluteXY_(),e=this.borderRect_.getBBox();a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());var f=goog.style.getSize(a.getElement());
 d.y=d.y+f.height+e.height>=b.height+c.y?d.y-(f.height-1):d.y+(e.height-1);this.sourceBlock_.RTL?(d.x+=e.width,d.x-=f.width,d.x<c.x&&(d.x=c.x)):d.x>b.width+c.x-f.width&&(d.x=b.width+c.x-f.width);Blockly.WidgetDiv.position(d.x,d.y,b,c,this.sourceBlock_.RTL);var g=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(a,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();if(g.sourceBlock_&&g.changeHandler_){var b=g.changeHandler_(a);
-void 0!==b&&(a=b)}null!==a&&g.setValue(a)})};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.setChangeHandler(b);this.trimOptions_();var c=this.getOptions_()[0];this.value_=c[1];Blockly.FieldDropdown.superClass_.constructor.call(this,c[0])};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.CURSOR="default";
+void 0!==b&&(a=b)}null!==a&&g.setValue(a)})};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_)};Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.setChangeHandler(b);this.trimOptions_();var c=this.getOptions_()[0];this.value_=c[1];Blockly.FieldDropdown.superClass_.constructor.call(this,c[0])};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.CURSOR="default";
 Blockly.FieldDropdown.prototype.init=function(a){this.sourceBlock_||(this.arrow_=Blockly.createSvgElement("tspan",{},null),this.arrow_.appendChild(document.createTextNode(a.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR)),Blockly.FieldDropdown.superClass_.init.call(this,a),a=this.text_,this.text_=null,this.setText(a))};
 Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,null);for(var a=this,b=new goog.ui.Menu,c=this.getOptions_(),d=0;d<c.length;d++){var e=c[d][1],f=new goog.ui.MenuItem(c[d][0]);f.setValue(e);f.setCheckable(!0);b.addChild(f,!0);f.setChecked(e==this.value_)}goog.events.listen(b,goog.ui.Component.EventType.ACTION,function(b){if(b=b.target){b=b.getValue();if(a.sourceBlock_&&a.changeHandler_){var c=a.changeHandler_(b);void 0!==c&&(b=c)}null!==b&&a.setValue(b)}Blockly.WidgetDiv.hideIfOwner(a)});
 b.getHandler().listen(b.getElement(),goog.events.EventType.TOUCHSTART,function(a){this.getOwnerControl(a.target).handleMouseDown(a)});b.getHandler().listen(b.getElement(),goog.events.EventType.TOUCHEND,function(a){this.getOwnerControl(a.target).performActionInternal(a)});c=goog.dom.getViewportSize();d=goog.style.getViewportPageOffset(document);e=this.getAbsoluteXY_();f=this.borderRect_.getBBox();b.render(Blockly.WidgetDiv.DIV);var g=b.getElement();Blockly.addClass_(g,"blocklyDropdownMenu");var h=
@@ -1190,45 +1152,31 @@ goog.style.getSize(g);h.height=g.scrollHeight;e.y=e.y+h.height+f.height>=c.heigh
 Blockly.FieldDropdown.prototype.trimOptions_=function(){this.suffixField=this.prefixField=null;var a=this.menuGenerator_;if(goog.isArray(a)&&!(2>a.length)){var b=a.map(function(a){return a[0]}),c=Blockly.shortestStringLength(b),d=Blockly.commonWordPrefix(b,c),e=Blockly.commonWordSuffix(b,c);if((d||e)&&!(c<=d+e)){d&&(this.prefixField=b[0].substring(0,d-1));e&&(this.suffixField=b[0].substr(1-e));b=[];for(c=0;c<a.length;c++){var f=a[c][0],g=a[c][1],f=f.substring(d,f.length-e);b[c]=[f,g]}this.menuGenerator_=
 b}}};Blockly.FieldDropdown.prototype.getOptions_=function(){return goog.isFunction(this.menuGenerator_)?this.menuGenerator_.call(this):this.menuGenerator_};Blockly.FieldDropdown.prototype.getValue=function(){return this.value_};Blockly.FieldDropdown.prototype.setValue=function(a){this.value_=a;for(var b=this.getOptions_(),c=0;c<b.length;c++)if(b[c][1]==a){this.setText(b[c][0]);return}this.setText(a)};
 Blockly.FieldDropdown.prototype.setText=function(a){this.sourceBlock_&&this.arrow_&&(this.arrow_.style.fill=Blockly.makeColour(this.sourceBlock_.getColour()));null!==a&&a!==this.text_&&(this.text_=a,this.updateTextNode_(),this.textElement_&&(this.sourceBlock_.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_)),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent()))};
-Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldImage=function(a,b,c,d){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_={height:this.height_+10,width:this.width_};this.text_=d||"";this.setValue(a)};goog.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.prototype.rectElement_=null;Blockly.FieldImage.prototype.EDITABLE=!1;
+Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};Blockly.FieldImage=function(a,b,c,d){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_={height:this.height_+10,width:this.width_};this.text_=d||"";this.setValue(a)};goog.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.prototype.rectElement_=null;Blockly.FieldImage.prototype.EDITABLE=!1;
 Blockly.FieldImage.prototype.init=function(a){if(!this.sourceBlock_){this.sourceBlock_=a;var b=6-Blockly.BlockSvg.FIELD_HEIGHT;this.fieldGroup_=Blockly.createSvgElement("g",{},null);this.imageElement_=Blockly.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px",y:b},this.fieldGroup_);this.setValue(this.src_);goog.userAgent.GECKO&&(this.rectElement_=Blockly.createSvgElement("rect",{height:this.height_+"px",width:this.width_+"px",y:b,"fill-opacity":0},this.fieldGroup_));a.getSvgRoot().appendChild(this.fieldGroup_);
 a=this.rectElement_||this.imageElement_;a.tooltip=this.sourceBlock_;Blockly.Tooltip.bindMouseEvents(a)}};Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.rectElement_=this.imageElement_=this.fieldGroup_=null};Blockly.FieldImage.prototype.setTooltip=function(a){(this.rectElement_||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",goog.isString(a)?a:""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Variables={};Blockly.Variables.NAME_TYPE="VARIABLE";Blockly.Variables.allVariables=function(a){var b;if(a.getDescendants)b=a.getDescendants();else if(a.getAllBlocks)b=a.getAllBlocks();else throw"Not Block or Workspace: "+a;a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVars;if(d)for(var d=d.call(b[c]),e=0;e<d.length;e++){var f=d[e];f&&(a[f.toLowerCase()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};
+Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",goog.isString(a)?a:""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.Variables={};Blockly.Variables.NAME_TYPE="VARIABLE";Blockly.Variables.allVariables=function(a){var b;if(a.getDescendants)b=a.getDescendants();else if(a.getAllBlocks)b=a.getAllBlocks();else throw"Not Block or Workspace: "+a;a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVars;if(d)for(var d=d.call(b[c]),e=0;e<d.length;e++){var f=d[e];f&&(a[f.toLowerCase()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};
 Blockly.Variables.renameVariable=function(a,b,c){c=c.getAllBlocks();for(var d=0;d<c.length;d++){var e=c[d].renameVar;e&&e.call(c[d],a,b)}};
 Blockly.Variables.flyoutCategory=function(a,b,c,d){var e=Blockly.Variables.allVariables(d.targetWorkspace);e.sort(goog.string.caseInsensitiveCompare);e.unshift(null);for(var f=void 0,g=0;g<e.length;g++)if(e[g]!==f){var h=Blockly.Blocks.variables_get?Blockly.Block.obtain(d,"variables_get"):null;h&&h.initSvg();var k=Blockly.Blocks.variables_set?Blockly.Block.obtain(d,"variables_set"):null;k&&k.initSvg();null===e[g]?f=(h||k).getVars()[0]:(h&&h.setFieldValue(e[g],"VAR"),k&&k.setFieldValue(e[g],"VAR"));
-k&&a.push(k);h&&a.push(h);h&&k?b.push(c,3*c):b.push(2*c)}};Blockly.Variables.generateUniqueName=function(a){a=Blockly.Variables.allVariables(a);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].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};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldVariable=function(a,b){Blockly.FieldVariable.superClass_.constructor.call(this,Blockly.FieldVariable.dropdownCreate,null);this.setChangeHandler(b);this.setValue(a||"")};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);
+k&&a.push(k);h&&a.push(h);h&&k?b.push(c,3*c):b.push(2*c)}};Blockly.Variables.generateUniqueName=function(a){a=Blockly.Variables.allVariables(a);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].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.FieldVariable=function(a,b){Blockly.FieldVariable.superClass_.constructor.call(this,Blockly.FieldVariable.dropdownCreate,null);this.setChangeHandler(b);this.setValue(a||"")};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);
 Blockly.FieldVariable.prototype.setChangeHandler=function(a){Blockly.FieldVariable.superClass_.setChangeHandler(a?function(b){var c=a.call(this,b);if(null===c)var d=c;else void 0===c&&(c=b),d=Blockly.FieldVariable.dropdownChange.call(this,c),void 0!==d&&(d=c);return d===b?void 0:d}:Blockly.FieldVariable.dropdownChange)};
 Blockly.FieldVariable.prototype.init=function(a){this.sourceBlock_||(this.getValue()||this.setValue(Blockly.Variables.generateUniqueName(a.isInFlyout?a.workspace.targetWorkspace:a.workspace)),Blockly.FieldVariable.superClass_.init.call(this,a))};Blockly.FieldVariable.prototype.getValue=function(){return this.getText()};Blockly.FieldVariable.prototype.setValue=function(a){this.value_=a;this.setText(a)};
 Blockly.FieldVariable.dropdownCreate=function(){var a=this.sourceBlock_&&this.sourceBlock_.workspace?Blockly.Variables.allVariables(this.sourceBlock_.workspace):[],b=this.getText();b&&-1==a.indexOf(b)&&a.push(b);a.sort(goog.string.caseInsensitiveCompare);a.push(Blockly.Msg.RENAME_VARIABLE);a.push(Blockly.Msg.NEW_VARIABLE);for(var b=[],c=0;c<a.length;c++)b[c]=[a[c],a[c]];return b};
 Blockly.FieldVariable.dropdownChange=function(a){function b(a,b){Blockly.hideChaff();var c=window.prompt(a,b);c&&(c=c.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),c==Blockly.Msg.RENAME_VARIABLE||c==Blockly.Msg.NEW_VARIABLE)&&(c=null);return c}var c=this.sourceBlock_.workspace;if(a==Blockly.Msg.RENAME_VARIABLE){var d=this.getText();(a=b(Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",d),d))&&Blockly.Variables.renameVariable(d,a,c);return null}if(a==Blockly.Msg.NEW_VARIABLE)return(a=b(Blockly.Msg.NEW_VARIABLE_TITLE,
-""))?(Blockly.Variables.renameVariable(a,a,c),a):null};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Generator=function(a){this.name_=a;this.RESERVED_WORDS_="";this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;
+""))?(Blockly.Variables.renameVariable(a,a,c),a):null};Blockly.Generator=function(a){this.name_=a;this.RESERVED_WORDS_="";this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;
 Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&this.scrubNakedValue&&(e=this.scrubNakedValue(e)),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};
 Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/\n(.)/g,"\n"+b+"$1")};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[this.scrub_(a,b[0]),b[1]];if(goog.isString(b))return this.STATEMENT_PREFIX&&(b=this.STATEMENT_PREFIX.replace(/%1/g,"'"+a.id+"'")+b),this.scrub_(a,b);if(null===b)return"";goog.asserts.fail("Invalid code generated: %s",
 b)};Blockly.Generator.prototype.valueToCode=function(a,b,c){isNaN(c)&&goog.asserts.fail('Expecting valid order from block "%s".',a.type);a=a.getInputTargetBlock(b);if(!a)return"";var d=this.blockToCode(a);if(""===d)return"";goog.asserts.assertArray(d,'Expecting tuple from value block "%s".',a.type);b=d[0];d=d[1];isNaN(d)&&goog.asserts.fail('Expecting valid order from value block "%s".',a.type);b&&c<=d&&(c!=d||0!=c&&99!=c)&&(b="("+b+")");return b};
 Blockly.Generator.prototype.statementToCode=function(a,b){var c=a.getInputTargetBlock(b),d=this.blockToCode(c);goog.asserts.assertString(d,'Expecting code from statement block "%s".',c&&c.type);d&&(d=this.prefixLines(d,this.INDENT));return d};Blockly.Generator.prototype.addLoopTrap=function(a,b){this.INFINITE_LOOP_TRAP&&(a=this.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+b+"'")+a);this.STATEMENT_PREFIX&&(a+=this.prefixLines(this.STATEMENT_PREFIX.replace(/%1/g,"'"+b+"'"),this.INDENT));return a};
-Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,this.NAME_TYPE);this.functionNames_[a]=c;this.definitions_[a]=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c)}return this.functionNames_[a]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Names=function(a,b){this.variablePrefix_=b||"";this.reservedDict_=Object.create(null);if(a)for(var c=a.split(","),d=0;d<c.length;d++)this.reservedDict_[c[d]]=!0;this.reset()};Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null)};
+Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,this.NAME_TYPE);this.functionNames_[a]=c;this.definitions_[a]=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c)}return this.functionNames_[a]};Blockly.Names=function(a,b){this.variablePrefix_=b||"";this.reservedDict_=Object.create(null);if(a)for(var c=a.split(","),d=0;d<c.length;d++)this.reservedDict_[c[d]]=!0;this.reset()};Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null)};
 Blockly.Names.prototype.getName=function(a,b){var c=a.toLowerCase()+"_"+b,d=b==Blockly.Variables.NAME_TYPE?this.variablePrefix_:"";if(c in this.db_)return d+this.db_[c];var e=this.getDistinctName(a,b);this.db_[c]=e.substr(d.length);return e};Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a),d="";this.dbReverse_[c+d]||c+d in this.reservedDict_;)d=d?d+1:2;c+=d;this.dbReverse_[c]=!0;return(b==Blockly.Variables.NAME_TYPE?this.variablePrefix_:"")+c};
-Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Procedures={};Blockly.Procedures.NAME_TYPE="PROCEDURE";Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++){var e=a[d].getProcedureDef;e&&(e=e.call(a[d]))&&(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){var c=a[0].toLowerCase(),d=b[0].toLowerCase();return c>d?1:c<d?-1:0};
+Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE="PROCEDURE";Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++){var e=a[d].getProcedureDef;e&&(e=e.call(a[d]))&&(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){var c=a[0].toLowerCase(),d=b[0].toLowerCase();return c>d?1:c<d?-1:0};
 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){b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d]!=c){var e=b[d].getProcedureDef;if(e&&(e=e.call(b[d]),Blockly.Names.equals(e[0],a)))return!1}return!0};
 Blockly.Procedures.rename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");a=Blockly.Procedures.findLegalName(a,this.sourceBlock_);for(var b=this.sourceBlock_.workspace.getAllBlocks(),c=0;c<b.length;c++){var d=b[c].renameProcedure;d&&d.call(b[c],this.text_,a)}return a};
 Blockly.Procedures.flyoutCategory=function(a,b,c,d){function e(e,f){for(var k=0;k<e.length;k++){var l=Blockly.Block.obtain(d,f);l.setFieldValue(e[k][0],"NAME");for(var q=[],m=0;m<e[k][1].length;m++)q[m]="ARG"+m;l.setProcedureParameters(e[k][1],q);l.initSvg();a.push(l);b.push(2*c)}}if(Blockly.Blocks.procedures_defnoreturn){var f=Blockly.Block.obtain(d,"procedures_defnoreturn");f.initSvg();a.push(f);b.push(2*c)}Blockly.Blocks.procedures_defreturn&&(f=Blockly.Block.obtain(d,"procedures_defreturn"),f.initSvg(),
 a.push(f),b.push(2*c));Blockly.Blocks.procedures_ifreturn&&(f=Blockly.Block.obtain(d,"procedures_ifreturn"),f.initSvg(),a.push(f),b.push(2*c));b.length&&(b[b.length-1]=3*c);f=Blockly.Procedures.allProcedures(d.targetWorkspace);e(f[0],"procedures_callnoreturn");e(f[1],"procedures_callreturn")};Blockly.Procedures.getCallers=function(a,b){for(var c=[],d=b.getAllBlocks(),e=0;e<d.length;e++){var f=d[e].getProcedureCall;f&&(f=f.call(d[e]))&&Blockly.Names.equals(f,a)&&c.push(d[e])}return c};
-Blockly.Procedures.disposeCallers=function(a,b){for(var c=Blockly.Procedures.getCallers(a,b),d=0;d<c.length;d++)c[d].dispose(!0,!1)};Blockly.Procedures.mutateCallers=function(a,b,c,d){a=Blockly.Procedures.getCallers(a,b);for(b=0;b<a.length;b++)a[b].setProcedureParameters(c,d)};Blockly.Procedures.getDefinition=function(a,b){for(var c=b.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getProcedureDef;if(e&&(e=e.call(c[d]))&&Blockly.Names.equals(e[0],a))return c[d]}return null};
-// Copyright 2013 Google Inc.  Apache License 2.0
-var rtclient={INSTALL_SCOPE:"https://www.googleapis.com/auth/drive.install",FILE_SCOPE:"https://www.googleapis.com/auth/drive.file",APPDATA_SCOPE:"https://www.googleapis.com/auth/drive.appdata",OPENID_SCOPE:"openid",REALTIME_MIMETYPE:"application/vnd.google-apps.drive-sdk",FOLDER_KEY:"folderId",getParams:function(){function a(a){a=a.slice(1).split("&");for(var b=0;b<a.length;b++){var d=a[b].split("=");c[decodeURIComponent(d[0])]=decodeURIComponent(d[1])}}var b=goog.global.location||{},c={},d=b.hash;
+Blockly.Procedures.disposeCallers=function(a,b){for(var c=Blockly.Procedures.getCallers(a,b),d=0;d<c.length;d++)c[d].dispose(!0,!1)};Blockly.Procedures.mutateCallers=function(a,b,c,d){a=Blockly.Procedures.getCallers(a,b);for(b=0;b<a.length;b++)a[b].setProcedureParameters(c,d)};Blockly.Procedures.getDefinition=function(a,b){for(var c=b.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getProcedureDef;if(e&&(e=e.call(c[d]))&&Blockly.Names.equals(e[0],a))return c[d]}return null};var rtclient={INSTALL_SCOPE:"https://www.googleapis.com/auth/drive.install",FILE_SCOPE:"https://www.googleapis.com/auth/drive.file",APPDATA_SCOPE:"https://www.googleapis.com/auth/drive.appdata",OPENID_SCOPE:"openid",REALTIME_MIMETYPE:"application/vnd.google-apps.drive-sdk",FOLDER_KEY:"folderId",getParams:function(){function a(a){a=a.slice(1).split("&");for(var b=0;b<a.length;b++){var d=a[b].split("=");c[decodeURIComponent(d[0])]=decodeURIComponent(d[1])}}var b=goog.global.location||{},c={},d=b.hash;
 d&&a(d);(b=b.search)&&a(b);return c}};rtclient.params=rtclient.getParams();rtclient.getOption=function(a,b,c){if(a.hasOwnProperty(b))return a[b];void 0===c&&console.error(b+" should be present in the options.");return c};rtclient.Authorizer=function(a){this.clientId=rtclient.getOption(a,"clientId");this.userId=rtclient.params.userId;this.authButton=document.getElementById(rtclient.getOption(a,"authButtonElementId"));this.authDiv=document.getElementById(rtclient.getOption(a,"authDivElementId"))};
 rtclient.Authorizer.prototype.start=function(a){var b=this;gapi.load("auth:client,drive-realtime,drive-share",function(){b.authorize(a)})};
 rtclient.Authorizer.prototype.authorize=function(a){var b=this.clientId,c=this.userId,d=this,e=function(b){b&&!b.error?(d.authButton.disabled=!0,d.fetchUserId(a),d.authDiv.style.display="none"):(d.authButton.disabled=!1,d.authButton.onclick=f,d.authDiv.style.display="block")},f=function(){gapi.auth.authorize({client_id:b,scope:[rtclient.INSTALL_SCOPE,rtclient.FILE_SCOPE,rtclient.OPENID_SCOPE,rtclient.APPDATA_SCOPE],user_id:c,immediate:!1},e)};gapi.auth.authorize({client_id:b,scope:[rtclient.INSTALL_SCOPE,
@@ -1241,9 +1189,7 @@ rtclient.RealtimeLoader.prototype.redirectTo=function(a,b){var c=[];a&&c.push("f
 this.handleErrors)};rtclient.RealtimeLoader.prototype.start=function(){var a=this;this.authorizer.start(function(){a.registerTypes&&a.registerTypes();a.afterAuth&&a.afterAuth();a.load()})};
 rtclient.RealtimeLoader.prototype.handleErrors=function(a){a.type==gapi.drive.realtime.ErrorType.TOKEN_REFRESH_REQUIRED?this.authorizer.authorize():a.type==gapi.drive.realtime.ErrorType.CLIENT_ERROR?(alert("An Error happened: "+a.message),window.location.href="/"):a.type==gapi.drive.realtime.ErrorType.NOT_FOUND&&(alert("The file was not found. It does not exist or you do not have read access to the file."),window.location.href="/")};
 rtclient.RealtimeLoader.prototype.load=function(){var a=rtclient.params.fileIds;a&&(a=a.split(","));var b=this.authorizer.userId,b=rtclient.params.state;if(a)for(var c in a)gapi.drive.realtime.load(a[c],this.onFileLoaded,this.initializeModel,this.handleErrors);else{if(b&&(c=rtclient.parseState(b),"open"==c.action)){a=c.ids;b=c.userId;this.redirectTo(a,b);return}this.autoCreate&&this.createNewFileAndRedirect()}};
-rtclient.RealtimeLoader.prototype.createNewFileAndRedirect=function(){var a=this;rtclient.createRealtimeFile(this.defaultTitle,this.newFileMimeType,this.defaultFolderTitle,function(b){b.id?(a.afterCreate&&a.afterCreate(b.id),a.redirectTo([b.id],a.authorizer.userId)):(console.error("Error creating file."),console.error(b))})};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Realtime={};Blockly.Realtime.enabled_=!1;Blockly.Realtime.document_=null;Blockly.Realtime.model_=null;Blockly.Realtime.sessionId_=null;Blockly.Realtime.initUi_=null;Blockly.Realtime.blocksMap_=null;Blockly.Realtime.withinSync=!1;Blockly.Realtime.realtimeLoader_=null;Blockly.Realtime.chatBoxElementId_=null;Blockly.Realtime.chatBoxInitialText_=null;Blockly.Realtime.withinUndo_=!1;Blockly.Realtime.isEnabled=function(){return Blockly.Realtime.enabled_};Blockly.Realtime.undoElementId_=null;
+rtclient.RealtimeLoader.prototype.createNewFileAndRedirect=function(){var a=this;rtclient.createRealtimeFile(this.defaultTitle,this.newFileMimeType,this.defaultFolderTitle,function(b){b.id?(a.afterCreate&&a.afterCreate(b.id),a.redirectTo([b.id],a.authorizer.userId)):(console.error("Error creating file."),console.error(b))})};Blockly.Realtime={};Blockly.Realtime.enabled_=!1;Blockly.Realtime.document_=null;Blockly.Realtime.model_=null;Blockly.Realtime.sessionId_=null;Blockly.Realtime.initUi_=null;Blockly.Realtime.blocksMap_=null;Blockly.Realtime.withinSync=!1;Blockly.Realtime.realtimeLoader_=null;Blockly.Realtime.chatBoxElementId_=null;Blockly.Realtime.chatBoxInitialText_=null;Blockly.Realtime.withinUndo_=!1;Blockly.Realtime.isEnabled=function(){return Blockly.Realtime.enabled_};Blockly.Realtime.undoElementId_=null;
 Blockly.Realtime.redoElementId_=null;Blockly.Realtime.PROGRESS_URL_="progress.gif";Blockly.Realtime.ANONYMOUS_URL_="anon.jpeg";Blockly.Realtime.initializeModel_=function(a){Blockly.Realtime.model_=a;var b=a.createMap();a.getRoot().set("blocks",b);b=a.createList();a.getRoot().set("topBlocks",b);Blockly.Realtime.chatBoxElementId_&&a.getRoot().set(Blockly.Realtime.chatBoxElementId_,a.createString(Blockly.Realtime.chatBoxInitialText_))};Blockly.Realtime.removeBlock=function(a){Blockly.Realtime.blocksMap_["delete"](a.id.toString())};
 Blockly.Realtime.addTopBlock=function(a){-1==Blockly.Realtime.topBlocks_.indexOf(a)&&Blockly.Realtime.topBlocks_.push(a)};Blockly.Realtime.removeTopBlock=function(a){Blockly.Realtime.topBlocks_.removeValue(a)};Blockly.Realtime.obtainBlock=function(a,b){return Blockly.Realtime.model_.create(Blockly.Block,a,b)};Blockly.Realtime.getBlockById=function(a){return Blockly.Realtime.blocksMap_.get(a)};
 Blockly.Realtime.logEvent_=function(a){console.log("Object event:");console.log("  id: "+a.target.id);console.log("  type: "+a.type);if(a=a.events)for(var b=a.length,c=0;c<b;c++){var d=a[c];console.log("  child event:");console.log("    id: "+d.target.id);console.log("    type: "+d.type)}};
@@ -1265,9 +1211,7 @@ Blockly.Realtime.realtimeLoader_.start()};
 Blockly.Realtime.addAuthUi_=function(a){a.style.background="url("+Blockly.pathToMedia+Blockly.Realtime.PROGRESS_URL_+") no-repeat center center";var b=goog.style.getBounds(a),c=goog.dom.createDom("div");c.id=Blockly.Realtime.rtclientOptions_.authDivElementId;var d=goog.dom.createDom("p",null,Blockly.Msg.AUTH);c.appendChild(d);d=goog.dom.createDom("button",null,"Authorize");d.id=Blockly.Realtime.rtclientOptions_.authButtonElementId;c.appendChild(d);a.appendChild(c);c.style.display="none";c.style.position=
 "relative";c.style.textAlign="center";c.style.border="1px solid";c.style.backgroundColor="#f6f9ff";c.style.borderRadius="15px";c.style.boxShadow="10px 10px 5px #888";c.style.width=b.width/3+"px";a=goog.style.getBounds(c);c.style.left=(b.width-a.width)/3+"px";c.style.top=(b.height-a.height)/4+"px";return c};
 Blockly.Realtime.updateCollabUi_=function(){if(Blockly.Realtime.collabElementId){var a=goog.dom.getElement(Blockly.Realtime.collabElementId);goog.dom.removeChildren(a);for(var b=Blockly.Realtime.document_.getCollaborators(),c=0;c<b.length;c++){var d=b[c],e=goog.dom.createDom("img",{src:d.photoUrl||Blockly.pathToMedia+Blockly.Realtime.ANONYMOUS_URL_,alt:d.displayName,title:d.displayName+(d.isMe?" ("+Blockly.Msg.ME+")":"")});e.style.backgroundColor=d.color;goog.dom.appendChild(a,e)}}};
-Blockly.Realtime.onCollaboratorJoined_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.onCollaboratorLeft_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.doCommand=function(a){a()};Blockly.Realtime.genUid=function(a){var b=Blockly.Realtime.sessionId_+"-"+a;return Blockly.Realtime.blocksMap_.has(b)?Blockly.Realtime.genUid("-"+a):b};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Flyout=function(a){var b=this;a.getMetrics=function(){return b.getMetrics_()};a.setMetrics=function(a){return b.setMetrics_(a)};this.workspace_=new Blockly.WorkspaceSvg(a);this.workspace_.isFlyout=!0;this.RTL=!!a.RTL;this.eventWrappers_=[];this.height_=this.width_=0;this.buttons_=[];this.listeners_=[]};Blockly.Flyout.prototype.autoClose=!0;Blockly.Flyout.prototype.CORNER_RADIUS=8;
+Blockly.Realtime.onCollaboratorJoined_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.onCollaboratorLeft_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.doCommand=function(a){a()};Blockly.Realtime.genUid=function(a){var b=Blockly.Realtime.sessionId_+"-"+a;return Blockly.Realtime.blocksMap_.has(b)?Blockly.Realtime.genUid("-"+a):b};Blockly.Flyout=function(a){var b=this;a.getMetrics=function(){return b.getMetrics_()};a.setMetrics=function(a){return b.setMetrics_(a)};this.workspace_=new Blockly.WorkspaceSvg(a);this.workspace_.isFlyout=!0;this.RTL=!!a.RTL;this.eventWrappers_=[];this.height_=this.width_=0;this.buttons_=[];this.listeners_=[]};Blockly.Flyout.prototype.autoClose=!0;Blockly.Flyout.prototype.CORNER_RADIUS=8;
 Blockly.Flyout.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{"class":"blocklyFlyout"},null);this.svgBackground_=Blockly.createSvgElement("path",{"class":"blocklyFlyoutBackground"},this.svgGroup_);this.svgGroup_.appendChild(this.workspace_.createDom());return this.svgGroup_};
 Blockly.Flyout.prototype.init=function(a){this.targetWorkspace_=a;this.workspace_.targetWorkspace=a;this.scrollbar_=new Blockly.Scrollbar(this.workspace_,!1,!1);this.hide();this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,"wheel",this,this.wheel_));this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,"mousewheel",this,this.wheel_));this.eventWrappers_.concat(Blockly.bindEvent_(this.targetWorkspace_.getCanvas(),"blocklyWorkspaceChange",this,this.filterForCapacity_));this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,
 "mousedown",this,this.onMouseDown_))};Blockly.Flyout.prototype.dispose=function(){this.hide();Blockly.unbindEvent_(this.eventWrappers_);this.eventWrappers_.length=0;this.scrollbar_&&(this.scrollbar_.dispose(),this.scrollbar_=null);this.workspace_=null;this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.targetWorkspace_=this.svgBackground_=null};
@@ -1290,9 +1234,7 @@ Blockly.Flyout.prototype.onMouseMoveBlock_=function(a){if("mousemove"==a.type&&1
 Blockly.Flyout.prototype.createBlockFunc_=function(a){var b=this;return function(c){if(!Blockly.isRightButton(c)&&!a.disabled){var d=Blockly.Xml.blockToDom_(a),d=Blockly.Xml.domToBlock(b.targetWorkspace_,d),e=a.getSvgRoot();if(!e)throw"originBlock is not rendered.";var e=Blockly.getSvgXY_(e),f=d.getSvgRoot();if(!f)throw"block is not rendered.";f=Blockly.getSvgXY_(f);d.moveBy(e.x-f.x,e.y-f.y);b.autoClose?b.hide():b.filterForCapacity_();d.onMouseDown_(c)}}};
 Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.targetWorkspace_.remainingCapacity(),b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getDescendants().length>a;d.setDisabled(e)}};Blockly.Flyout.prototype.getRect=function(){var a=Blockly.getSvgXY_(this.svgGroup_).x;this.RTL||(a-=1E7);return new goog.math.Rect(a,-1E7,1E7+this.width_,this.height_+2E7)};
 Blockly.Flyout.terminateDrag_=function(){Blockly.Flyout.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseUpWrapper_),Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.onMouseMoveBlockWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseMoveBlockWrapper_),Blockly.Flyout.onMouseMoveBlockWrapper_=null);Blockly.Flyout.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseMoveWrapper_),Blockly.Flyout.onMouseMoveWrapper_=null);Blockly.Flyout.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseUpWrapper_),
-Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.startDownEvent_=null;Blockly.Flyout.startBlock_=null;Blockly.Flyout.startFlyout_=null};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Toolbox=function(a){this.workspace_=a};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;Blockly.Toolbox.prototype.CONFIG_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};
+Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.startDownEvent_=null;Blockly.Flyout.startBlock_=null;Blockly.Flyout.startFlyout_=null};Blockly.Toolbox=function(a){this.workspace_=a};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;Blockly.Toolbox.prototype.CONFIG_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};
 Blockly.Toolbox.prototype.init=function(){var a=this.workspace_;this.HtmlDiv=goog.dom.createDom("div","blocklyToolboxDiv");this.HtmlDiv.setAttribute("dir",this.workspace_.RTL?"RTL":"LTR");document.body.appendChild(this.HtmlDiv);Blockly.bindEvent_(this.HtmlDiv,"mousedown",this,function(a){Blockly.isRightButton(a)||a.target==this.HtmlDiv?Blockly.hideChaff(!1):Blockly.hideChaff(!0)});this.flyout_=new Blockly.Flyout({parentWorkspace:a,RTL:a.RTL,svg:a.options.svg});goog.dom.insertSiblingAfter(this.flyout_.createDom(),
 a.svgGroup_);this.flyout_.init(a);this.CONFIG_.cleardotPath=a.options.pathToMedia+"1x1.gif";this.CONFIG_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+(this.workspace_.RTL?"Rtl":"Ltr");var b=new Blockly.Toolbox.TreeControl(this,this.CONFIG_);this.tree_=b;b.setShowRootNode(!1);b.setShowLines(!1);b.setShowExpandIcons(!1);b.setSelectedItem(null);this.populate_(a.options.languageTree);b.render(this.HtmlDiv);this.position()};
 Blockly.Toolbox.prototype.dispose=function(){this.flyout_.dispose();this.tree_.dispose();goog.dom.removeNode(this.HtmlDiv)};Blockly.Toolbox.prototype.position=function(){var a=this.HtmlDiv;if(a){var b=this.workspace_.options.svg,c=goog.style.getPageOffset(b),b=Blockly.svgSize(b);a.style.left=this.workspace_.RTL?c.x+b.width-a.offsetWidth+"px":c.x+"px";a.style.height=b.height+"px";a.style.top=c.y+"px";this.width=a.offsetWidth;this.workspace_.RTL||--this.width;this.flyout_.position()}};
@@ -1303,9 +1245,7 @@ Blockly.Toolbox.TreeControl.prototype.handleTouchEvent_=function(a){a.preventDef
 Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){Blockly.removeAllRanges();if(this.selectedItem_!=a){goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a);var b=this.toolbox_;a&&a.blocks&&a.blocks.length?(b.flyout_.show(a.blocks),b.lastCategory_!=a.blocks&&(b.flyout_.scrollToTop(),b.lastCategory_=a.blocks)):b.flyout_.hide()}};
 Blockly.Toolbox.TreeNode=function(a,b,c,d){goog.ui.tree.TreeNode.call(this,b,c,d);a&&(b=function(){Blockly.fireUiEvent(window,"resize")},goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.EXPAND,b),goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.COLLAPSE,b))};goog.inherits(Blockly.Toolbox.TreeNode,goog.ui.tree.TreeNode);Blockly.Toolbox.TreeNode.prototype.getExpandIconSafeHtml=function(){return goog.html.SafeHtml.create("span")};
 Blockly.Toolbox.TreeNode.prototype.onMouseDown=function(a){this.hasChildren()&&this.isUserCollapsible_?(this.toggle(),this.select()):this.isSelected()?this.getTree().setSelectedItem(null):this.select();this.updateRow()};Blockly.Toolbox.TreeNode.prototype.onDoubleClick_=function(a){};Blockly.Toolbox.TreeSeparator=function(){Blockly.Toolbox.TreeNode.call(this,null,"",Blockly.Toolbox.TreeSeparator.CONFIG_)};goog.inherits(Blockly.Toolbox.TreeSeparator,Blockly.Toolbox.TreeNode);
-Blockly.Toolbox.TreeSeparator.CONFIG_={cssTreeRow:"blocklyTreeSeparator"};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Css={};Blockly.Css.Cursor={OPEN:"handopen",CLOSED:"handclosed",DELETE:"handdelete"};Blockly.Css.currentCursor_="";Blockly.Css.styleSheet_=null;Blockly.Css.mediaPath_="";
+Blockly.Toolbox.TreeSeparator.CONFIG_={cssTreeRow:"blocklyTreeSeparator"};Blockly.Css={};Blockly.Css.Cursor={OPEN:"handopen",CLOSED:"handclosed",DELETE:"handdelete"};Blockly.Css.currentCursor_="";Blockly.Css.styleSheet_=null;Blockly.Css.mediaPath_="";
 Blockly.Css.inject=function(a,b){if(!Blockly.Css.styleSheet_){var c=".blocklyDraggable {}\n";a&&(c+=Blockly.Css.CONTENT.join("\n"),Blockly.FieldDate&&(c+=Blockly.FieldDate.CSS.join("\n")));Blockly.Css.mediaPath_=b.replace(/[\\\/]$/,"");c=c.replace(/<<<PATH>>>/g,Blockly.Css.mediaPath_);Blockly.Css.styleSheet_=goog.cssom.addCssText(c).sheet;Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN)}};
 Blockly.Css.setCursor=function(a){if(Blockly.Css.currentCursor_!=a){Blockly.Css.currentCursor_=a;var b="url("+Blockly.Css.mediaPath_+"/"+a+".cur) "+(a==Blockly.Css.Cursor.OPEN?"8 5":"7 3")+", auto";goog.cssom.replaceCssRule("",".blocklyDraggable {\n  cursor: "+b+";\n}\n",Blockly.Css.styleSheet_,0);for(var c=document.getElementsByClassName("blocklyToolboxDiv"),d=0,e;e=c[d];d++)e.style.cursor=a==Blockly.Css.Cursor.OPEN?"":b;document.body.parentNode.style.cursor=a==Blockly.Css.Cursor.OPEN?"":b}};
 Blockly.Css.CONTENT=[".blocklySvg {","  background-color: #fff;","  outline: none;","  overflow: hidden;","}",".blocklyWidgetDiv {","  display: none;","  position: absolute;","  z-index: 999;","}",".blocklyTooltipDiv {","  background-color: #ffffc7;","  border: 1px solid #ddc;","  box-shadow: 4px 4px 20px 1px rgba(0,0,0,.15);","  color: #000;","  display: none;","  font-family: sans-serif;","  font-size: 9pt;","  opacity: 0.9;","  padding: 2px;","  position: absolute;","  z-index: 1000;","}",".blocklyResizeSE {",
@@ -1325,13 +1265,9 @@ Blockly.Css.CONTENT=[".blocklySvg {","  background-color: #fff;","  outline: non
 "}",".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;","  -moz-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;","}",""];
-// Copyright 2013 Google Inc.  Apache License 2.0
-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;Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
+"  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;Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.owner_=null,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.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c.height-b+"px"};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=Blockly.parseOptions_(b||{}),d,e=function(){var b=Blockly.createDom_(a,c);d=Blockly.createMainWorkspace_(b,c);Blockly.init_(d);d.markFocused();Blockly.bindEvent_(b,"focus",d,d.markFocused)};if(c.enableRealtime){var f=document.getElementById("realtime");f&&(f.style.display="block");Blockly.Realtime.startRealtime(e,a,c.realtimeOptions)}else e();
+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.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c.height-b+"px"};Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=Blockly.parseOptions_(b||{}),d,e=function(){var b=Blockly.createDom_(a,c);d=Blockly.createMainWorkspace_(b,c);Blockly.init_(d);d.markFocused();Blockly.bindEvent_(b,"focus",d,d.markFocused)};if(c.enableRealtime){var f=document.getElementById("realtime");f&&(f.style.display="block");Blockly.Realtime.startRealtime(e,a,c.realtimeOptions)}else e();
 return d};Blockly.parseToolboxTree_=function(a){a?("string"!=typeof a&&"undefined"==typeof XSLTProcessor&&(a=a.outerHTML),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};
 Blockly.parseOptions_=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.parseToolboxTree_(a.toolbox),d=Boolean(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 l=a.scrollbars;void 0===l&&(l=d);var q=a.css;void 0===q&&(q=!0);var m=a.grid||{};m.spacing=m.spacing?parseFloat(m.spacing):0;m.colour||(m.colour=
 "#888");m.length=m.length?parseFloat(m.length):1;m.snap=0<m.spacing&&!!m.snap;var p="https://blockly-demo.appspot.com/static/media/";a.media?p=a.media:a.path&&(p=a.path+"media/");var n=!!a.realtime;return{RTL:!!a.rtl,collapse:f,comments:g,disable:h,readOnly:b,maxBlocks:a.maxBlocks||Infinity,pathToMedia:p,hasCategories:d,hasScrollbars:l,hasTrashcan:e,hasSounds:k,hasCss:q,languageTree:c,gridOptions:m,enableRealtime:n,realtimeOptions:n?a.realtimeOptions:void 0}};
@@ -1344,9 +1280,7 @@ a.viewLeft:e)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+e))fo
 Blockly.init_=function(a){var b=a.options;Blockly.bindEvent_(a.options.svg,"contextmenu",null,function(a){Blockly.isTargetInput_(a)||a.preventDefault()});Blockly.bindEvent_(window,"resize",null,function(){Blockly.svgResize(a)});Blockly.documentEventsBound_||(Blockly.bindEvent_(document,"keydown",null,Blockly.onKeyDown_),Blockly.bindEvent_(document,"touchend",null,Blockly.longStop_),Blockly.bindEvent_(document,"touchcancel",null,Blockly.longStop_),document.addEventListener("mouseup",Blockly.onMouseUp_,
 !1),goog.userAgent.IPAD&&Blockly.bindEvent_(window,"orientationchange",document,function(){Blockly.fireUiEvent(window,"resize")}),Blockly.documentEventsBound_=!0);if(b.languageTree)if(a.toolbox_)a.toolbox_.init(a);else if(a.flyout_){a.flyout_.init(a);a.flyout_.show(b.languageTree.childNodes);a.scrollX=a.flyout_.width_;b.RTL&&(a.scrollX*=-1);var c="translate("+a.scrollX+", 0)";a.getCanvas().setAttribute("transform",c);a.getBubbleCanvas().setAttribute("transform",c)}b.hasScrollbars&&(a.scrollbar=new Blockly.ScrollbarPair(a),
 a.scrollbar.resize());if(b.hasSounds){a.loadAudio_([b.pathToMedia+"click.mp3",b.pathToMedia+"click.wav",b.pathToMedia+"click.ogg"],"click");a.loadAudio_([b.pathToMedia+"delete.mp3",b.pathToMedia+"delete.ogg",b.pathToMedia+"delete.wav"],"delete");var d=[],b=function(){for(;d.length;)Blockly.unbindEvent_(d.pop());a.preloadAudio_()};d.push(Blockly.bindEvent_(document,"mousemove",null,b));d.push(Blockly.bindEvent_(document,"touchstart",null,b))}};
-Blockly.updateToolbox=function(a){console.warn("Deprecated call to Blockly.updateToolbox, use workspace.updateToolbox instead.");Blockly.getMainWorkspace().updateToolbox(a)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.utils={};Blockly.addClass_=function(a,b){var c=a.getAttribute("class")||"";-1==(" "+c+" ").indexOf(" "+b+" ")&&(c&&(c+=" "),a.setAttribute("class",c+b))};Blockly.removeClass_=function(a,b){var c=a.getAttribute("class");if(-1!=(" "+c+" ").indexOf(" "+b+" ")){for(var c=c.split(/\s+/),d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):a.removeAttribute("class")}};
+Blockly.updateToolbox=function(a){console.warn("Deprecated call to Blockly.updateToolbox, use workspace.updateToolbox instead.");Blockly.getMainWorkspace().updateToolbox(a)};Blockly.utils={};Blockly.addClass_=function(a,b){var c=a.getAttribute("class")||"";-1==(" "+c+" ").indexOf(" "+b+" ")&&(c&&(c+=" "),a.setAttribute("class",c+b))};Blockly.removeClass_=function(a,b){var c=a.getAttribute("class");if(-1!=(" "+c+" ").indexOf(" "+b+" ")){for(var c=c.split(/\s+/),d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):a.removeAttribute("class")}};
 Blockly.hasClass_=function(a,b){return-1!=(" "+a.getAttribute("class")+" ").indexOf(" "+b+" ")};Blockly.bindEvent_=function(a,b,c,d){var e=c?function(a){d.call(c,a)}:d;a.addEventListener(b,e,!1);var f=[[a,b,e]];if(b in Blockly.bindEvent_.TOUCH_MAP)for(var e=function(a){if(1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}d.call(c,a);a.preventDefault()},g=0,h;h=Blockly.bindEvent_.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e]);return f};
 Blockly.bindEvent_.TOUCH_MAP={};goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.bindEvent_.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};
 Blockly.fireUiEventNow=function(a,b){var c=Blockly.fireUiEvent.DB_[b];if(c){var d=c.indexOf(a);-1!=d&&c.splice(d,1)}if(document.createEvent)c=document.createEvent("UIEvents"),c.initEvent(b,!0,!0),a.dispatchEvent(c);else if(document.createEventObject)c=document.createEventObject(),a.fireEvent("on"+b,c);else throw"FireEvent: No event creation mechanism.";};
@@ -1357,9 +1291,7 @@ Blockly.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.SVG_
 Blockly.mouseToSvg=function(a,b){var c=b.createSVGPoint();c.x=a.clientX;c.y=a.clientY;var d=b.getScreenCTM(),d=d.inverse();return c.matrixTransform(d)};Blockly.shortestStringLength=function(a){if(!a.length)return 0;for(var b=a[0].length,c=1;c<a.length;c++)b=Math.min(b,a[c].length);return b};
 Blockly.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0][e],g=1;g<a.length;g++)if(f!=a[g][e])return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g][e])&&" "!=f)return c;return d};
 Blockly.commonWordSuffix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0].substr(-e-1,1),g=1;g<a.length;g++)if(f!=a[g].substr(-e-1,1))return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g].charAt(a[g].length-e-1))&&" "!=f)return c;return d};Blockly.isNumber=function(a){return!!a.match(/^\s*-?\d+(\.\d+)?\s*$/)};
-Blockly.tokenizeInterpolation=function(a){var b=[];a=a.split("");a.push("");for(var c=0,d=[],e=null,f=0;f<a.length;f++){var g=a[f];0==c?"%"==g?c=1:d.push(g):1==c?"%"==g?(d.push(g),c=0):"0"<=g&&"9">=g?(c=2,e=g,(g=d.join(""))&&b.push(g),d.length=0):(d.push("%",g),c=0):2==c&&("0"<=g&&"9">=g?e+=g:(b.push(parseInt(e,10)),f--,c=0))}(g=d.join(""))&&b.push(g);return b};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:64,height:92,url:"sprites.png"};Blockly.makeColour=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};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.tokenizeInterpolation=function(a){var b=[];a=a.split("");a.push("");for(var c=0,d=[],e=null,f=0;f<a.length;f++){var g=a[f];0==c?"%"==g?c=1:d.push(g):1==c?"%"==g?(d.push(g),c=0):"0"<=g&&"9">=g?(c=2,e=g,(g=d.join(""))&&b.push(g),d.length=0):(d.push("%",g),c=0):2==c&&("0"<=g&&"9">=g?e+=g:(b.push(parseInt(e,10)),f--,c=0))}(g=d.join(""))&&b.push(g);return b};Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:64,height:92,url:"sprites.png"};Blockly.makeColour=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};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.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;Blockly.selected=null;Blockly.highlightedConnection_=null;Blockly.localConnection_=null;Blockly.DRAG_RADIUS=5;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;
 Blockly.mainWorkspace=null;Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.dragMode_=0;Blockly.onTouchUpWrapper_=null;Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};
 Blockly.svgResize=function(a){for(;a.options.parentWorkspace;)a=a.options.parentWorkspace;var b=a.options.svg,c=b.parentNode;if(c){var d=c.offsetWidth,c=c.offsetHeight;b.cachedWidth_!=d&&(b.setAttribute("width",d+"px"),b.cachedWidth_=d);b.cachedHeight_!=c&&(b.setAttribute("height",c+"px"),b.cachedHeight_=c);a.resize()}};
diff --git a/blockly_uncompressed.js b/blockly_uncompressed.js
index f0ea964be..5df7c0793 100644
--- a/blockly_uncompressed.js
+++ b/blockly_uncompressed.js
@@ -597,7 +597,7 @@ goog.addDependency("i18n/numberformatsymbolsext.js", ['goog.i18n.NumberFormatSym
 goog.addDependency("i18n/ordinalrules.js", ['goog.i18n.ordinalRules'], []);
 goog.addDependency("i18n/pluralrules.js", ['goog.i18n.pluralRules'], []);
 goog.addDependency("i18n/pluralrules_test.js", ['goog.i18n.pluralRulesTest'], ['goog.i18n.pluralRules', 'goog.testing.jsunit']);
-goog.addDependency("i18n/timezone.js", ['goog.i18n.TimeZone'], ['goog.array', 'goog.date.DateLike', 'goog.string']);
+goog.addDependency("i18n/timezone.js", ['goog.i18n.TimeZone'], ['goog.array', 'goog.date.DateLike', 'goog.object', 'goog.string']);
 goog.addDependency("i18n/timezone_test.js", ['goog.i18n.TimeZoneTest'], ['goog.i18n.TimeZone', 'goog.testing.jsunit']);
 goog.addDependency("i18n/uchar.js", ['goog.i18n.uChar'], []);
 goog.addDependency("i18n/uchar_test.js", ['goog.i18n.uCharTest'], ['goog.i18n.uChar', 'goog.testing.jsunit']);
diff --git a/blocks_compressed.js b/blocks_compressed.js
index aac7a3f8b..adc42183c 100644
--- a/blocks_compressed.js
+++ b/blocks_compressed.js
@@ -8,9 +8,7 @@ Blockly.Blocks.colour_random={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR
 Blockly.Blocks.colour_rgb={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_RGB_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendValueInput("RED").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_TITLE).appendField(Blockly.Msg.COLOUR_RGB_RED);this.appendValueInput("GREEN").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_GREEN);this.appendValueInput("BLUE").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_BLUE);
 this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_RGB_TOOLTIP)}};
 Blockly.Blocks.colour_blend={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_BLEND_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendValueInput("COLOUR1").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_TITLE).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR1);this.appendValueInput("COLOUR2").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR2);this.appendValueInput("RATIO").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_RATIO);
-this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_BLEND_TOOLTIP)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.lists={};Blockly.Blocks.lists.HUE=260;Blockly.Blocks.lists_create_empty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Array");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);this.setTooltip(Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP)}};
+this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_BLEND_TOOLTIP)}};Blockly.Blocks.lists={};Blockly.Blocks.lists.HUE=260;Blockly.Blocks.lists_create_empty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Array");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);this.setTooltip(Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP)}};
 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"),
 10);this.updateShape_()},decompose:function(a){var b=Blockly.Block.obtain(a,"lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=Blockly.Block.obtain(a,"lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){a=a.getInputTargetBlock("STACK");for(var b=[],c=0;a;)b[c]=a.valueConnection_,a=a.nextConnection&&a.nextConnection.targetBlock(),c++;this.itemCount_=c;this.updateShape_();
 for(c=0;c<this.itemCount_;c++)b[c]&&this.getInput("ADD"+c).connection.connect(b[c])},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(){if(this.getInput("EMPTY"))this.removeInput("EMPTY");else for(var a=0;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++;if(0==this.itemCount_)this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);
@@ -35,9 +33,7 @@ Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly
 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 f=this.sourceBlock_;f.updateAt_(a,e);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_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"))}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.logic={};Blockly.Blocks.logic.HUE=210;
+this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Blocks.logic.HUE=210;
 Blockly.Blocks.controls_if={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_IF_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.appendValueInput("IF0").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendStatementInput("DO0").appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setMutator(new Blockly.Mutator(["controls_if_elseif","controls_if_else"]));var a=this;this.setTooltip(function(){if(a.elseifCount_||a.elseCount_){if(!a.elseifCount_&&
 a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_2;if(a.elseifCount_&&!a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_3;if(a.elseifCount_&&a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_4}else return Blockly.Msg.CONTROLS_IF_TOOLTIP_1;return""});this.elseCount_=this.elseifCount_=0},mutationToDom:function(){if(!this.elseifCount_&&!this.elseCount_)return null;var a=document.createElement("mutation");this.elseifCount_&&a.setAttribute("elseif",this.elseifCount_);this.elseCount_&&a.setAttribute("else",
 1);return a},domToMutation:function(a){this.elseifCount_=parseInt(a.getAttribute("elseif"),10)||0;this.elseCount_=parseInt(a.getAttribute("else"),10)||0;for(a=1;a<=this.elseifCount_;a++)this.appendValueInput("IF"+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)},decompose:function(a){var b=Blockly.Block.obtain(a,
@@ -55,9 +51,7 @@ OR:Blockly.Msg.LOGIC_OPERATION_TOOLTIP_OR}[a]})}};Blockly.Blocks.logic_negate={i
 Blockly.Blocks.logic_boolean={init:function(){var a=[[Blockly.Msg.LOGIC_BOOLEAN_TRUE,"TRUE"],[Blockly.Msg.LOGIC_BOOLEAN_FALSE,"FALSE"]];this.setHelpUrl(Blockly.Msg.LOGIC_BOOLEAN_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0,"Boolean");this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"BOOL");this.setTooltip(Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP)}};
 Blockly.Blocks.logic_null={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_NULL_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0);this.appendDummyInput().appendField(Blockly.Msg.LOGIC_NULL);this.setTooltip(Blockly.Msg.LOGIC_NULL_TOOLTIP)}};
 Blockly.Blocks.logic_ternary={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_TERNARY_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.appendValueInput("IF").setCheck("Boolean").appendField(Blockly.Msg.LOGIC_TERNARY_CONDITION);this.appendValueInput("THEN").appendField(Blockly.Msg.LOGIC_TERNARY_IF_TRUE);this.appendValueInput("ELSE").appendField(Blockly.Msg.LOGIC_TERNARY_IF_FALSE);this.setOutput(!0);this.setTooltip(Blockly.Msg.LOGIC_TERNARY_TOOLTIP);this.prevParentConnection_=null},onchange:function(){var a=
-this.getInputTargetBlock("THEN"),b=this.getInputTargetBlock("ELSE"),c=this.outputConnection.targetConnection;if((a||b)&&c)for(var d=0;2>d;d++){var e=1==d?a:b;e&&!e.outputConnection.checkType_(c)&&(c===this.prevParentConnection_?(this.setParent(null),c.sourceBlock_.bumpNeighbours_()):(e.setParent(null),e.bumpNeighbours_()))}this.prevParentConnection_=c}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.loops={};Blockly.Blocks.loops.HUE=120;Blockly.Blocks.controls_repeat_ext={init:function(){this.jsonInit({message0:Blockly.Msg.CONTROLS_REPEAT_TITLE,args0:[{type:"input_value",name:"TIMES",check:"Number"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.loops.HUE,tooltip:Blockly.Msg.CONTROLS_REPEAT_TOOLTIP,helpUrl:Blockly.Msg.CONTROLS_REPEAT_HELPURL});this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO)}};
+this.getInputTargetBlock("THEN"),b=this.getInputTargetBlock("ELSE"),c=this.outputConnection.targetConnection;if((a||b)&&c)for(var d=0;2>d;d++){var e=1==d?a:b;e&&!e.outputConnection.checkType_(c)&&(c===this.prevParentConnection_?(this.setParent(null),c.sourceBlock_.bumpNeighbours_()):(e.setParent(null),e.bumpNeighbours_()))}this.prevParentConnection_=c}};Blockly.Blocks.loops={};Blockly.Blocks.loops.HUE=120;Blockly.Blocks.controls_repeat_ext={init:function(){this.jsonInit({message0:Blockly.Msg.CONTROLS_REPEAT_TITLE,args0:[{type:"input_value",name:"TIMES",check:"Number"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.loops.HUE,tooltip:Blockly.Msg.CONTROLS_REPEAT_TOOLTIP,helpUrl:Blockly.Msg.CONTROLS_REPEAT_HELPURL});this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO)}};
 Blockly.Blocks.controls_repeat={init:function(){this.jsonInit({message0:Blockly.Msg.CONTROLS_REPEAT_TITLE,args0:[{type:"field_input",name:"TIMES",text:"10"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.loops.HUE,tooltip:Blockly.Msg.CONTROLS_REPEAT_TOOLTIP,helpUrl:Blockly.Msg.CONTROLS_REPEAT_HELPURL});this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO);this.getField("TIMES").setChangeHandler(Blockly.FieldTextInput.nonnegativeIntegerValidator)}};
 Blockly.Blocks.controls_whileUntil={init:function(){var a=[[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE,"WHILE"],[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL,"UNTIL"]];this.setHelpUrl(Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendValueInput("BOOL").setCheck("Boolean").appendField(new Blockly.FieldDropdown(a),"MODE");this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);
 var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE");return{WHILE:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE,UNTIL:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}[a]})}};
@@ -67,9 +61,7 @@ c=goog.dom.createDom("block",null,c);c.setAttribute("type","variables_get");b.ca
 Blockly.Blocks.controls_forEach={init:function(){this.jsonInit({message0:Blockly.Msg.CONTROLS_FOREACH_TITLE,args0:[{type:"field_variable",name:"VAR",variable:null},{type:"input_value",name:"LIST",check:"Array"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.loops.HUE,helpUrl:Blockly.Msg.CONTROLS_FOREACH_HELPURL});this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_DO);var a=this;this.setTooltip(function(){return Blockly.Msg.CONTROLS_FOREACH_TOOLTIP.replace("%1",
 a.getFieldValue("VAR"))})},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:Blockly.Blocks.controls_for.customContextMenu};
 Blockly.Blocks.controls_flow_statements={init:function(){var a=[[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK,"BREAK"],[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE,"CONTINUE"]];this.setHelpUrl(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"FLOW");this.setPreviousStatement(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("FLOW");return{BREAK:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK,
-CONTINUE:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}[a]})},onchange:function(){var a=!1,b=this;do{if("controls_repeat"==b.type||"controls_repeat_ext"==b.type||"controls_forEach"==b.type||"controls_for"==b.type||"controls_whileUntil"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?this.setWarningText(null):this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.math={};Blockly.Blocks.math.HUE=230;Blockly.Blocks.math_number={init:function(){this.setHelpUrl(Blockly.Msg.MATH_NUMBER_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.appendDummyInput().appendField(new Blockly.FieldTextInput("0",Blockly.FieldTextInput.numberValidator),"NUM");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.MATH_NUMBER_TOOLTIP)}};
+CONTINUE:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}[a]})},onchange:function(){var a=!1,b=this;do{if("controls_repeat"==b.type||"controls_repeat_ext"==b.type||"controls_forEach"==b.type||"controls_for"==b.type||"controls_whileUntil"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?this.setWarningText(null):this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING)}};Blockly.Blocks.math={};Blockly.Blocks.math.HUE=230;Blockly.Blocks.math_number={init:function(){this.setHelpUrl(Blockly.Msg.MATH_NUMBER_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.appendDummyInput().appendField(new Blockly.FieldTextInput("0",Blockly.FieldTextInput.numberValidator),"NUM");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.MATH_NUMBER_TOOLTIP)}};
 Blockly.Blocks.math_arithmetic={init:function(){var a=[[Blockly.Msg.MATH_ADDITION_SYMBOL,"ADD"],[Blockly.Msg.MATH_SUBTRACTION_SYMBOL,"MINUS"],[Blockly.Msg.MATH_MULTIPLICATION_SYMBOL,"MULTIPLY"],[Blockly.Msg.MATH_DIVISION_SYMBOL,"DIVIDE"],[Blockly.Msg.MATH_POWER_SYMBOL,"POWER"]];this.setHelpUrl(Blockly.Msg.MATH_ARITHMETIC_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendValueInput("A").setCheck("Number");this.appendValueInput("B").setCheck("Number").appendField(new Blockly.FieldDropdown(a),
 "OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{ADD:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_ADD,MINUS:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MINUS,MULTIPLY:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY,DIVIDE:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_DIVIDE,POWER:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER}[a]})}};
 Blockly.Blocks.math_single={init:function(){var a=[[Blockly.Msg.MATH_SINGLE_OP_ROOT,"ROOT"],[Blockly.Msg.MATH_SINGLE_OP_ABSOLUTE,"ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]];this.setHelpUrl(Blockly.Msg.MATH_SINGLE_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendValueInput("NUM").setCheck("Number").appendField(new Blockly.FieldDropdown(a),"OP");var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{ROOT:Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT,
@@ -89,9 +81,7 @@ RANDOM:Blockly.Msg.MATH_ONLIST_TOOLTIP_RANDOM}[a]})},updateType_:function(a){"MO
 Blockly.Blocks.math_modulo={init:function(){this.jsonInit({message0:Blockly.Msg.MATH_MODULO_TITLE,args0:[{type:"input_value",name:"DIVIDEND",check:"Number"},{type:"input_value",name:"DIVISOR",check:"Number"}],inputsInline:!0,output:"Number",colour:Blockly.Blocks.math.HUE,tooltip:Blockly.Msg.MATH_MODULO_TOOLTIP,helpUrl:Blockly.Msg.MATH_MODULO_HELPURL})}};
 Blockly.Blocks.math_constrain={init:function(){this.jsonInit({message0:Blockly.Msg.MATH_CONSTRAIN_TITLE,args0:[{type:"input_value",name:"VALUE",check:"Number"},{type:"input_value",name:"LOW",check:"Number"},{type:"input_value",name:"HIGH",check:"Number"}],inputsInline:!0,output:"Number",colour:Blockly.Blocks.math.HUE,tooltip:Blockly.Msg.MATH_CONSTRAIN_TOOLTIP,helpUrl:Blockly.Msg.MATH_CONSTRAIN_HELPURL})}};
 Blockly.Blocks.math_random_int={init:function(){this.jsonInit({message0:Blockly.Msg.MATH_RANDOM_INT_TITLE,args0:[{type:"input_value",name:"FROM",check:"Number"},{type:"input_value",name:"TO",check:"Number"}],inputsInline:!0,output:"Number",colour:Blockly.Blocks.math.HUE,tooltip:Blockly.Msg.MATH_RANDOM_INT_TOOLTIP,helpUrl:Blockly.Msg.MATH_RANDOM_INT_HELPURL})}};
-Blockly.Blocks.math_random_float={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendDummyInput().appendField(Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM);this.setTooltip(Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.procedures={};Blockly.Blocks.procedures.HUE=290;
+Blockly.Blocks.math_random_float={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendDummyInput().appendField(Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM);this.setTooltip(Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP)}};Blockly.Blocks.procedures={};Blockly.Blocks.procedures.HUE=290;
 Blockly.Blocks.procedures_defnoreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.setColour(Blockly.Blocks.procedures.HUE);var a=Blockly.Procedures.findLegalName(Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE,this),a=new Blockly.FieldTextInput(a,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.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.arguments_=[];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(", "));this.setFieldValue(a,"PARAMS")},mutationToDom:function(){for(var a=document.createElement("mutation"),b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}this.hasStatements_||
@@ -118,9 +108,7 @@ Blockly.Blocks.procedures_callreturn={init:function(){this.setHelpUrl(Blockly.Ms
 setProcedureParameters:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters,renderArgs_:Blockly.Blocks.procedures_callnoreturn.renderArgs_,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,renameVar:Blockly.Blocks.procedures_callnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu};
 Blockly.Blocks.procedures_ifreturn={init:function(){this.setHelpUrl("http://c2.com/cgi/wiki?GuardClause");this.setColour(Blockly.Blocks.procedures.HUE);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.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);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(){var a=!1,b=this;do{if("procedures_defnoreturn"==b.type||"procedures_defreturn"==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.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.texts={};Blockly.Blocks.texts.HUE=160;
+(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.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING)}};Blockly.Blocks.texts={};Blockly.Blocks.texts.HUE=160;
 Blockly.Blocks.text={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_TEXT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendDummyInput().appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TEXT_TOOLTIP)},newQuote_:function(a){return new Blockly.FieldImage(a==this.RTL?"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAqUlEQVQI1z3KvUpCcRiA8ef9E4JNHhI0aFEacm1o0BsI0Slx8wa8gLauoDnoBhq7DcfWhggONDmJJgqCPA7neJ7p934EOOKOnM8Q7PDElo/4x4lFb2DmuUjcUzS3URnGib9qaPNbuXvBO3sGPHJDRG6fGVdMSeWDP2q99FQdFrz26Gu5Tq7dFMzUvbXy8KXeAj57cOklgA+u1B5AoslLtGIHQMaCVnwDnADZIFIrXsoXrgAAAABJRU5ErkJggg==":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAn0lEQVQI1z3OMa5BURSF4f/cQhAKjUQhuQmFNwGJEUi0RKN5rU7FHKhpjEH3TEMtkdBSCY1EIv8r7nFX9e29V7EBAOvu7RPjwmWGH/VuF8CyN9/OAdvqIXYLvtRaNjx9mMTDyo+NjAN1HNcl9ZQ5oQMM3dgDUqDo1l8DzvwmtZN7mnD+PkmLa+4mhrxVA9fRowBWmVBhFy5gYEjKMfz9AylsaRRgGzvZAAAAAElFTkSuQmCC",
 12,12,'"')}};
 Blockly.Blocks.text_join={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_JOIN_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.itemCount_=2;this.updateShape_();this.setOutput(!0,"String");this.setMutator(new Blockly.Mutator(["text_create_join_item"]));this.setTooltip(Blockly.Msg.TEXT_JOIN_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);
@@ -146,9 +134,7 @@ Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.T
 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})},
 updateType_:function(a){"NUMBER"==a?this.outputConnection.setCheck("Number"):this.outputConnection.setCheck("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(){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));this.setOutput(!0,"String");b=this;this.setTooltip(function(){return"TEXT"==
-b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},newQuote_:Blockly.Blocks.text.newQuote_,updateType_:Blockly.Blocks.text_prompt_ext.updateType_,mutationToDom:Blockly.Blocks.text_prompt_ext.mutationToDom,domToMutation:Blockly.Blocks.text_prompt_ext.domToMutation};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.variables={};Blockly.Blocks.variables.HUE=330;
+b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},newQuote_:Blockly.Blocks.text.newQuote_,updateType_:Blockly.Blocks.text_prompt_ext.updateType_,mutationToDom:Blockly.Blocks.text_prompt_ext.mutationToDom,domToMutation:Blockly.Blocks.text_prompt_ext.domToMutation};Blockly.Blocks.variables={};Blockly.Blocks.variables.HUE=330;
 Blockly.Blocks.variables_get={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_GET_HELPURL);this.setColour(Blockly.Blocks.variables.HUE);this.appendDummyInput().appendField(new Blockly.FieldVariable(Blockly.Msg.VARIABLES_DEFAULT_NAME),"VAR");this.setOutput(!0);this.setTooltip(Blockly.Msg.VARIABLES_GET_TOOLTIP);this.contextMenuMsg_=Blockly.Msg.VARIABLES_GET_CREATE_SET},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&
 this.setFieldValue(b,"VAR")},contextMenuType_:"variables_set",customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("VAR");b.text=this.contextMenuMsg_.replace("%1",c);c=goog.dom.createDom("field",null,c);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",this.contextMenuType_);b.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(b)}};
 Blockly.Blocks.variables_set={init:function(){this.jsonInit({message0:Blockly.Msg.VARIABLES_SET,args0:[{type:"field_variable",name:"VAR",variable:Blockly.Msg.VARIABLES_DEFAULT_NAME},{type:"input_value",name:"VALUE"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.variables.HUE,tooltip:Blockly.Msg.VARIABLES_SET_TOOLTIP,helpUrl:Blockly.Msg.VARIABLES_SET_HELPURL});this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,
diff --git a/build.py b/build.py
index 865cb6eab..783ac3cc7 100755
--- a/build.py
+++ b/build.py
@@ -300,6 +300,8 @@ class Gen_compressed(threading.Thread):
       code = code.replace(remove, "")
 
       # Trim down Google's Apache licences.
+      # The Closure Compiler used to preserve these until August 2015.
+      # Delete this in a few months if the licences don't return.
       LICENSE = re.compile("""/\\*
 
  [\w ]+
diff --git a/core/tooltip.js b/core/tooltip.js
index af33d4a1d..d71a4cd76 100644
--- a/core/tooltip.js
+++ b/core/tooltip.js
@@ -194,8 +194,8 @@ Blockly.Tooltip.onMouseMove_ = function(e) {
   if (Blockly.Tooltip.visible) {
     // Compute the distance between the mouse position when the tooltip was
     // shown and the current mouse position.  Pythagorean theorem.
-    var dx = Blockly.Tooltip.lastX_ - e.clientX;
-    var dy = Blockly.Tooltip.lastY_ - e.clientY;
+    var dx = Blockly.Tooltip.lastX_ - e.pageX;
+    var dy = Blockly.Tooltip.lastY_ - e.pageY;
     var dr = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2));
     if (dr > Blockly.Tooltip.RADIUS_OK) {
       Blockly.Tooltip.hide();
@@ -204,8 +204,8 @@ Blockly.Tooltip.onMouseMove_ = function(e) {
     // The mouse moved, clear any previously scheduled tooltip.
     clearTimeout(Blockly.Tooltip.showPid_);
     // Maybe this time the mouse will stay put.  Schedule showing of tooltip.
-    Blockly.Tooltip.lastX_ = e.clientX;
-    Blockly.Tooltip.lastY_ = e.clientY;
+    Blockly.Tooltip.lastX_ = e.pageX;
+    Blockly.Tooltip.lastY_ = e.pageY;
     Blockly.Tooltip.showPid_ =
         setTimeout(Blockly.Tooltip.show_, Blockly.Tooltip.HOVER_MS);
   }
@@ -263,16 +263,17 @@ Blockly.Tooltip.show_ = function() {
   }
   var anchorY = Blockly.Tooltip.lastY_ + Blockly.Tooltip.OFFSET_Y;
 
-  if (anchorY + Blockly.Tooltip.DIV.offsetHeight > windowSize.height) {
+  if (anchorY + Blockly.Tooltip.DIV.offsetHeight >
+      windowSize.height + window.scrollY) {
     // Falling off the bottom of the screen; shift the tooltip up.
     anchorY -= Blockly.Tooltip.DIV.offsetHeight + 2 * Blockly.Tooltip.OFFSET_Y;
   }
   if (rtl) {
     // Prevent falling off left edge in RTL mode.
-    anchorX = Math.max(Blockly.Tooltip.MARGINS, anchorX);
+    anchorX = Math.max(Blockly.Tooltip.MARGINS - window.scrollX, anchorX);
   } else {
     if (anchorX + Blockly.Tooltip.DIV.offsetWidth >
-        windowSize.width - 2 * Blockly.Tooltip.MARGINS) {
+        windowSize.width + window.scrollX - 2 * Blockly.Tooltip.MARGINS) {
       // Falling off the right edge of the screen;
       // clamp the tooltip on the edge.
       anchorX = windowSize.width - Blockly.Tooltip.DIV.offsetWidth -
diff --git a/dart_compressed.js b/dart_compressed.js
index 3fa4d3286..884c53ac8 100644
--- a/dart_compressed.js
+++ b/dart_compressed.js
@@ -9,17 +9,13 @@ Blockly.Dart.ORDER_ASSIGNMENT=15;Blockly.Dart.ORDER_NONE=99;
 Blockly.Dart.init=function(a){Blockly.Dart.definitions_=Object.create(null);Blockly.Dart.functionNames_=Object.create(null);Blockly.Dart.variableDB_?Blockly.Dart.variableDB_.reset():Blockly.Dart.variableDB_=new Blockly.Names(Blockly.Dart.RESERVED_WORDS_);var b=[];a=Blockly.Variables.allVariables(a);for(var c=0;c<a.length;c++)b[c]="var "+Blockly.Dart.variableDB_.getName(a[c],Blockly.Variables.NAME_TYPE)+";";Blockly.Dart.definitions_.variables=b.join("\n")};
 Blockly.Dart.finish=function(a){a&&(a=Blockly.Dart.prefixLines(a,Blockly.Dart.INDENT));a="main() {\n"+a+"}";var b=[],c=[],d;for(d in Blockly.Dart.definitions_){var e=Blockly.Dart.definitions_[d];e.match(/^import\s/)?b.push(e):c.push(e)}return(b.join("\n")+"\n\n"+c.join("\n\n")).replace(/\n\n+/g,"\n\n").replace(/\n*$/,"\n\n\n")+a};Blockly.Dart.scrubNakedValue=function(a){return a+";\n"};
 Blockly.Dart.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/\$/g,"\\$").replace(/'/g,"\\'");return"'"+a+"'"};
-Blockly.Dart.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.Dart.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.Dart.allNestedComments(d))&&(c+=Blockly.Dart.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.Dart.blockToCode(e);return c+b+e};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.colour={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.Dart.ORDER_ATOMIC]};
+Blockly.Dart.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.Dart.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.Dart.allNestedComments(d))&&(c+=Blockly.Dart.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.Dart.blockToCode(e);return c+b+e};Blockly.Dart.colour={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.Dart.ORDER_ATOMIC]};
 Blockly.Dart.colour_random=function(a){Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";return[Blockly.Dart.provideFunction_("colour_random",["String "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"() {","  String hex = '0123456789abcdef';","  var rnd = new Math.Random();","  return '#${hex[rnd.nextInt(16)]}${hex[rnd.nextInt(16)]}'","      '${hex[rnd.nextInt(16)]}${hex[rnd.nextInt(16)]}'","      '${hex[rnd.nextInt(16)]}${hex[rnd.nextInt(16)]}';","}"])+"()",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.colour_rgb=function(a){var b=Blockly.Dart.valueToCode(a,"RED",Blockly.Dart.ORDER_NONE)||0,c=Blockly.Dart.valueToCode(a,"GREEN",Blockly.Dart.ORDER_NONE)||0;a=Blockly.Dart.valueToCode(a,"BLUE",Blockly.Dart.ORDER_NONE)||0;Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";return[Blockly.Dart.provideFunction_("colour_rgb",["String "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"(num r, num g, num b) {","  num rn = (Math.max(Math.min(r, 1), 0) * 255).round();","  String rs = rn.toInt().toRadixString(16);",
 "  rs = '0$rs';","  rs = rs.substring(rs.length - 2);","  num gn = (Math.max(Math.min(g, 1), 0) * 255).round();","  String gs = gn.toInt().toRadixString(16);","  gs = '0$gs';","  gs = gs.substring(gs.length - 2);","  num bn = (Math.max(Math.min(b, 1), 0) * 255).round();","  String bs = bn.toInt().toRadixString(16);","  bs = '0$bs';","  bs = bs.substring(bs.length - 2);","  return '#$rs$gs$bs';","}"])+"("+b+", "+c+", "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.colour_blend=function(a){var b=Blockly.Dart.valueToCode(a,"COLOUR1",Blockly.Dart.ORDER_NONE)||"'#000000'",c=Blockly.Dart.valueToCode(a,"COLOUR2",Blockly.Dart.ORDER_NONE)||"'#000000'";a=Blockly.Dart.valueToCode(a,"RATIO",Blockly.Dart.ORDER_NONE)||.5;Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";return[Blockly.Dart.provideFunction_("colour_blend",["String "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"(String c1, String c2, num ratio) {","  ratio = Math.max(Math.min(ratio, 1), 0);",
 "  int r1 = int.parse('0x${c1.substring(1, 3)}');","  int g1 = int.parse('0x${c1.substring(3, 5)}');","  int b1 = int.parse('0x${c1.substring(5, 7)}');","  int r2 = int.parse('0x${c2.substring(1, 3)}');","  int g2 = int.parse('0x${c2.substring(3, 5)}');","  int b2 = int.parse('0x${c2.substring(5, 7)}');","  num rn = (r1 * (1 - ratio) + r2 * ratio).round();","  String rs = rn.toInt().toRadixString(16);","  num gn = (g1 * (1 - ratio) + g2 * ratio).round();","  String gs = gn.toInt().toRadixString(16);",
-"  num bn = (b1 * (1 - ratio) + b2 * ratio).round();","  String bs = bn.toInt().toRadixString(16);","  rs = '0$rs';","  rs = rs.substring(rs.length - 2);","  gs = '0$gs';","  gs = gs.substring(gs.length - 2);","  bs = '0$bs';","  bs = bs.substring(bs.length - 2);","  return '#$rs$gs$bs';","}"])+"("+b+", "+c+", "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.lists={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.lists_create_empty=function(a){return["[]",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.Dart.valueToCode(a,"ADD"+c,Blockly.Dart.ORDER_NONE)||"null";b="["+b.join(", ")+"]";return[b,Blockly.Dart.ORDER_ATOMIC]};
+"  num bn = (b1 * (1 - ratio) + b2 * ratio).round();","  String bs = bn.toInt().toRadixString(16);","  rs = '0$rs';","  rs = rs.substring(rs.length - 2);","  gs = '0$gs';","  gs = gs.substring(gs.length - 2);","  bs = '0$bs';","  bs = bs.substring(bs.length - 2);","  return '#$rs$gs$bs';","}"])+"("+b+", "+c+", "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.lists={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.lists_create_empty=function(a){return["[]",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.Dart.valueToCode(a,"ADD"+c,Blockly.Dart.ORDER_NONE)||"null";b="["+b.join(", ")+"]";return[b,Blockly.Dart.ORDER_ATOMIC]};
 Blockly.Dart.lists_repeat=function(a){var b=Blockly.Dart.valueToCode(a,"ITEM",Blockly.Dart.ORDER_NONE)||"null";return["new List.filled("+(Blockly.Dart.valueToCode(a,"NUM",Blockly.Dart.ORDER_NONE)||"0")+", "+b+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.lists_length=function(a){return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"[]")+".length",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.lists_isEmpty=function(a){return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"[]")+".isEmpty",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.lists_indexOf=function(a){var b="FIRST"==a.getFieldValue("END")?"indexOf":"lastIndexOf",c=Blockly.Dart.valueToCode(a,"FIND",Blockly.Dart.ORDER_NONE)||"''";return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"[]")+"."+b+"("+c+") + 1",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.lists_getIndex=function(a){var b=a.getFieldValue("MODE")||"GET",c=a.getFieldValue("WHERE")||"FROM_START",d=Blockly.Dart.valueToCode(a,"AT",Blockly.Dart.ORDER_UNARY_PREFIX)||"1";a=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"[]";if("FIRST"==c){if("GET"==b)return[a+".first",Blockly.Dart.ORDER_UNARY_POSTFIX];if("GET_REMOVE"==b)return[a+".removeAt(0)",Blockly.Dart.ORDER_UNARY_POSTFIX];if("REMOVE"==b)return a+".removeAt(0);\n"}else if("LAST"==c){if("GET"==b)return[a+
@@ -33,23 +29,17 @@ c+".insert("+c+".length - "+f+", "+a+");\n"}else if("RANDOM"==e){Blockly.Dart.de
 Blockly.Dart.lists_getSublist=function(a){var b=Blockly.Dart.valueToCode(a,"LIST",Blockly.Dart.ORDER_UNARY_POSTFIX)||"[]",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2"),e=Blockly.Dart.valueToCode(a,"AT1",Blockly.Dart.ORDER_NONE)||"1";a=Blockly.Dart.valueToCode(a,"AT2",Blockly.Dart.ORDER_NONE)||"1";("FIRST"==c||"FROM_START"==c&&Blockly.isNumber(e))&&("LAST"==d||"FROM_START"==d&&Blockly.isNumber(a))?(e="FIRST"==c?0:parseInt(e,10)-1,"LAST"==d?b=b+".sublist("+e+")":(a=parseInt(a,10),b=b+".sublist("+
 e+", "+a+")")):b=Blockly.Dart.provideFunction_("lists_get_sublist",["List "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"(list, where1, at1, where2, at2) {","  int getAt(where, at) {","    if (where == 'FROM_START') {","      at--;","    } else if (where == 'FROM_END') {","      at = list.length - at;","    } else if (where == 'FIRST') {","      at = 0;","    } else if (where == 'LAST') {","      at = list.length - 1;","    } else {","      throw 'Unhandled option (lists_getSublist).';","    }","    return at;",
 "  }","  at1 = getAt(where1, at1);","  at2 = getAt(where2, at2) + 1;","  return list.sublist(at1, at2);","}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")";return[b,Blockly.Dart.ORDER_UNARY_POSTFIX]};
-Blockly.Dart.lists_split=function(a){var b=Blockly.Dart.valueToCode(a,"INPUT",Blockly.Dart.ORDER_UNARY_POSTFIX),c=Blockly.Dart.valueToCode(a,"DELIM",Blockly.Dart.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="split";else if("JOIN"==a)b||(b="[]"),a="join";else throw"Unknown mode: "+a;return[b+"."+a+"("+c+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.logic={};Blockly.Dart.controls_if=function(a){for(var b=0,c=Blockly.Dart.valueToCode(a,"IF"+b,Blockly.Dart.ORDER_NONE)||"false",d=Blockly.Dart.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.Dart.valueToCode(a,"IF"+b,Blockly.Dart.ORDER_NONE)||"false",d=Blockly.Dart.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.Dart.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
+Blockly.Dart.lists_split=function(a){var b=Blockly.Dart.valueToCode(a,"INPUT",Blockly.Dart.ORDER_UNARY_POSTFIX),c=Blockly.Dart.valueToCode(a,"DELIM",Blockly.Dart.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="split";else if("JOIN"==a)b||(b="[]"),a="join";else throw"Unknown mode: "+a;return[b+"."+a+"("+c+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.logic={};Blockly.Dart.controls_if=function(a){for(var b=0,c=Blockly.Dart.valueToCode(a,"IF"+b,Blockly.Dart.ORDER_NONE)||"false",d=Blockly.Dart.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.Dart.valueToCode(a,"IF"+b,Blockly.Dart.ORDER_NONE)||"false",d=Blockly.Dart.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.Dart.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
 Blockly.Dart.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c="=="==b||"!="==b?Blockly.Dart.ORDER_EQUALITY:Blockly.Dart.ORDER_RELATIONAL,d=Blockly.Dart.valueToCode(a,"A",c)||"0";a=Blockly.Dart.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
 Blockly.Dart.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"&&":"||",c="&&"==b?Blockly.Dart.ORDER_LOGICAL_AND:Blockly.Dart.ORDER_LOGICAL_OR,d=Blockly.Dart.valueToCode(a,"A",c);a=Blockly.Dart.valueToCode(a,"B",c);if(d||a){var e="&&"==b?"true":"false";d||(d=e);a||(a=e)}else a=d="false";return[d+" "+b+" "+a,c]};Blockly.Dart.logic_negate=function(a){var b=Blockly.Dart.ORDER_UNARY_PREFIX;return["!"+(Blockly.Dart.valueToCode(a,"BOOL",b)||"true"),b]};
-Blockly.Dart.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.logic_null=function(a){return["null",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.logic_ternary=function(a){var b=Blockly.Dart.valueToCode(a,"IF",Blockly.Dart.ORDER_CONDITIONAL)||"false",c=Blockly.Dart.valueToCode(a,"THEN",Blockly.Dart.ORDER_CONDITIONAL)||"null";a=Blockly.Dart.valueToCode(a,"ELSE",Blockly.Dart.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.Dart.ORDER_CONDITIONAL]};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.loops={};
+Blockly.Dart.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.logic_null=function(a){return["null",Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.logic_ternary=function(a){var b=Blockly.Dart.valueToCode(a,"IF",Blockly.Dart.ORDER_CONDITIONAL)||"false",c=Blockly.Dart.valueToCode(a,"THEN",Blockly.Dart.ORDER_CONDITIONAL)||"null";a=Blockly.Dart.valueToCode(a,"ELSE",Blockly.Dart.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.Dart.ORDER_CONDITIONAL]};Blockly.Dart.loops={};
 Blockly.Dart.controls_repeat_ext=function(a){var b=a.getField("TIMES")?Number(a.getFieldValue("TIMES")):Blockly.Dart.valueToCode(a,"TIMES",Blockly.Dart.ORDER_ASSIGNMENT)||"0",c=Blockly.Dart.statementToCode(a,"DO"),c=Blockly.Dart.addLoopTrap(c,a.id);a="";var d=Blockly.Dart.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE),e=b;b.match(/^\w+$/)||Blockly.isNumber(b)||(e=Blockly.Dart.variableDB_.getDistinctName("repeat_end",Blockly.Variables.NAME_TYPE),a+="var "+e+" = "+b+";\n");return a+
 ("for (int "+d+" = 0; "+d+" < "+e+"; "+d+"++) {\n"+c+"}\n")};Blockly.Dart.controls_repeat=Blockly.Dart.controls_repeat_ext;Blockly.Dart.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.Dart.valueToCode(a,"BOOL",b?Blockly.Dart.ORDER_UNARY_PREFIX:Blockly.Dart.ORDER_NONE)||"false",d=Blockly.Dart.statementToCode(a,"DO"),d=Blockly.Dart.addLoopTrap(d,a.id);b&&(c="!"+c);return"while ("+c+") {\n"+d+"}\n"};
 Blockly.Dart.controls_for=function(a){var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.Dart.valueToCode(a,"FROM",Blockly.Dart.ORDER_ASSIGNMENT)||"0",d=Blockly.Dart.valueToCode(a,"TO",Blockly.Dart.ORDER_ASSIGNMENT)||"0",e=Blockly.Dart.valueToCode(a,"BY",Blockly.Dart.ORDER_ASSIGNMENT)||"1",f=Blockly.Dart.statementToCode(a,"DO"),f=Blockly.Dart.addLoopTrap(f,a.id);if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&Blockly.isNumber(e)){var g=parseFloat(c)<=
 parseFloat(d);a="for ("+b+" = "+c+"; "+b+(g?" <= ":" >= ")+d+"; "+b;b=Math.abs(parseFloat(e));a=(1==b?a+(g?"++":"--"):a+((g?" += ":" -= ")+b))+(") {\n"+f+"}\n")}else a="",g=c,c.match(/^\w+$/)||Blockly.isNumber(c)||(g=Blockly.Dart.variableDB_.getDistinctName(b+"_start",Blockly.Variables.NAME_TYPE),a+="var "+g+" = "+c+";\n"),c=d,d.match(/^\w+$/)||Blockly.isNumber(d)||(c=Blockly.Dart.variableDB_.getDistinctName(b+"_end",Blockly.Variables.NAME_TYPE),a+="var "+c+" = "+d+";\n"),d=Blockly.Dart.variableDB_.getDistinctName(b+
 "_inc",Blockly.Variables.NAME_TYPE),a+="num "+d+" = ",a=Blockly.isNumber(e)?a+(Math.abs(e)+";\n"):a+("("+e+").abs();\n"),a+="if ("+g+" > "+c+") {\n",a+=Blockly.Dart.INDENT+d+" = -"+d+";\n",a+="}\n",a+="for ("+b+" = "+g+";\n     "+d+" >= 0 ? "+b+" <= "+c+" : "+b+" >= "+c+";\n     "+b+" += "+d+") {\n"+f+"}\n";return a};
 Blockly.Dart.controls_forEach=function(a){var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.Dart.valueToCode(a,"LIST",Blockly.Dart.ORDER_ASSIGNMENT)||"[]",d=Blockly.Dart.statementToCode(a,"DO"),d=Blockly.Dart.addLoopTrap(d,a.id);return"for (var "+b+" in  "+c+") {\n"+d+"}\n"};
-Blockly.Dart.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.math={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.math_number=function(a){a=window.parseFloat(a.getFieldValue("NUM"));return[a,0>a?Blockly.Dart.ORDER_UNARY_PREFIX:Blockly.Dart.ORDER_ATOMIC]};
+Blockly.Dart.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};Blockly.Dart.math={};Blockly.Dart.addReservedWords("Math");Blockly.Dart.math_number=function(a){a=window.parseFloat(a.getFieldValue("NUM"));return[a,0>a?Blockly.Dart.ORDER_UNARY_PREFIX:Blockly.Dart.ORDER_ATOMIC]};
 Blockly.Dart.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.Dart.ORDER_ADDITIVE],MINUS:[" - ",Blockly.Dart.ORDER_ADDITIVE],MULTIPLY:[" * ",Blockly.Dart.ORDER_MULTIPLICATIVE],DIVIDE:[" / ",Blockly.Dart.ORDER_MULTIPLICATIVE],POWER:[null,Blockly.Dart.ORDER_NONE]}[a.getFieldValue("OP")],c=b[0],b=b[1],d=Blockly.Dart.valueToCode(a,"A",b)||"0";a=Blockly.Dart.valueToCode(a,"B",b)||"0";return c?[d+c+a,b]:(Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;",["Math.pow("+d+", "+a+
 ")",Blockly.Dart.ORDER_UNARY_POSTFIX])};
 Blockly.Dart.math_single=function(a){var b=a.getFieldValue("OP"),c;if("NEG"==b)return a=Blockly.Dart.valueToCode(a,"NUM",Blockly.Dart.ORDER_UNARY_PREFIX)||"0","-"==a[0]&&(a=" "+a),["-"+a,Blockly.Dart.ORDER_UNARY_PREFIX];Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";a="ABS"==b||"ROUND"==b.substring(0,5)?Blockly.Dart.valueToCode(a,"NUM",Blockly.Dart.ORDER_UNARY_POSTFIX)||"0":"SIN"==b||"COS"==b||"TAN"==b?Blockly.Dart.valueToCode(a,"NUM",Blockly.Dart.ORDER_MULTIPLICATIVE)||
@@ -72,16 +62,12 @@ Blockly.Dart.math_on_list=function(a){var b=a.getFieldValue("OP");a=Blockly.Dart
 Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.math_modulo=function(a){var b=Blockly.Dart.valueToCode(a,"DIVIDEND",Blockly.Dart.ORDER_MULTIPLICATIVE)||"0";a=Blockly.Dart.valueToCode(a,"DIVISOR",Blockly.Dart.ORDER_MULTIPLICATIVE)||"0";return[b+" % "+a,Blockly.Dart.ORDER_MULTIPLICATIVE]};
 Blockly.Dart.math_constrain=function(a){Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";var b=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_NONE)||"0",c=Blockly.Dart.valueToCode(a,"LOW",Blockly.Dart.ORDER_NONE)||"0";a=Blockly.Dart.valueToCode(a,"HIGH",Blockly.Dart.ORDER_NONE)||"double.INFINITY";return["Math.min(Math.max("+b+", "+c+"), "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.math_random_int=function(a){Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";var b=Blockly.Dart.valueToCode(a,"FROM",Blockly.Dart.ORDER_NONE)||"0";a=Blockly.Dart.valueToCode(a,"TO",Blockly.Dart.ORDER_NONE)||"0";return[Blockly.Dart.provideFunction_("math_random_int",["int "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"(num a, num b) {","  if (a > b) {","    // Swap a and b to ensure a is smaller.","    num c = a;","    a = b;","    b = c;","  }","  return new Math.Random().nextInt(b - a + 1) + a;",
-"}"])+"("+b+", "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.math_random_float=function(a){Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";return["new Math.Random().nextDouble()",Blockly.Dart.ORDER_UNARY_POSTFIX]};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.procedures={};
+"}"])+"("+b+", "+a+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.math_random_float=function(a){Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;";return["new Math.Random().nextDouble()",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.procedures={};
 Blockly.Dart.procedures_defreturn=function(a){var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=Blockly.Dart.statementToCode(a,"STACK");Blockly.Dart.STATEMENT_PREFIX&&(c=Blockly.Dart.prefixLines(Blockly.Dart.STATEMENT_PREFIX.replace(/%1/g,"'"+a.id+"'"),Blockly.Dart.INDENT)+c);Blockly.Dart.INFINITE_LOOP_TRAP&&(c=Blockly.Dart.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);var d=Blockly.Dart.valueToCode(a,"RETURN",Blockly.Dart.ORDER_NONE)||"";d&&(d="  return "+
 d+";\n");for(var e=d?"dynamic":"void",f=[],g=0;g<a.arguments_.length;g++)f[g]=Blockly.Dart.variableDB_.getName(a.arguments_[g],Blockly.Variables.NAME_TYPE);c=e+" "+b+"("+f.join(", ")+") {\n"+c+d+"}";c=Blockly.Dart.scrub_(a,c);Blockly.Dart.definitions_[b]=c;return null};Blockly.Dart.procedures_defnoreturn=Blockly.Dart.procedures_defreturn;
 Blockly.Dart.procedures_callreturn=function(a){for(var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Dart.valueToCode(a,"ARG"+d,Blockly.Dart.ORDER_NONE)||"null";return[b+"("+c.join(", ")+")",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.procedures_callnoreturn=function(a){for(var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Dart.valueToCode(a,"ARG"+d,Blockly.Dart.ORDER_NONE)||"null";return b+"("+c.join(", ")+");\n"};
-Blockly.Dart.procedures_ifreturn=function(a){var b="if ("+(Blockly.Dart.valueToCode(a,"CONDITION",Blockly.Dart.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.texts={};Blockly.Dart.addReservedWords("Html,Math");Blockly.Dart.text=function(a){return[Blockly.Dart.quote_(a.getFieldValue("TEXT")),Blockly.Dart.ORDER_ATOMIC]};
+Blockly.Dart.procedures_ifreturn=function(a){var b="if ("+(Blockly.Dart.valueToCode(a,"CONDITION",Blockly.Dart.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};Blockly.Dart.texts={};Blockly.Dart.addReservedWords("Html,Math");Blockly.Dart.text=function(a){return[Blockly.Dart.quote_(a.getFieldValue("TEXT")),Blockly.Dart.ORDER_ATOMIC]};
 Blockly.Dart.text_join=function(a){var b;if(0==a.itemCount_)return["''",Blockly.Dart.ORDER_ATOMIC];if(1==a.itemCount_)b=(Blockly.Dart.valueToCode(a,"ADD0",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''")+".toString()";else{b=Array(a.itemCount_);for(var c=0;c<a.itemCount_;c++)b[c]=Blockly.Dart.valueToCode(a,"ADD"+c,Blockly.Dart.ORDER_NONE)||"''";b="["+b.join(",")+"].join()"}return[b,Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.text_append=function(a){var b=Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);a=Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''";return b+" = ["+b+", "+a+"].join();\n"};Blockly.Dart.text_length=function(a){return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''")+".length",Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.text_isEmpty=function(a){return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''")+".isEmpty",Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.text_indexOf=function(a){var b="FIRST"==a.getFieldValue("END")?"indexOf":"lastIndexOf",c=Blockly.Dart.valueToCode(a,"FIND",Blockly.Dart.ORDER_NONE)||"''";return[(Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''")+"."+b+"("+c+") + 1",Blockly.Dart.ORDER_UNARY_POSTFIX]};
@@ -93,6 +79,4 @@ Blockly.Dart.text_getSubstring=function(a){var b=Blockly.Dart.valueToCode(a,"STR
 Blockly.Dart.text_changeCase=function(a){var b={UPPERCASE:".toUpperCase()",LOWERCASE:".toLowerCase()",TITLECASE:null}[a.getFieldValue("CASE")];b?(a=Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''",a+=b):(b=Blockly.Dart.provideFunction_("text_toTitleCase",["String "+Blockly.Dart.FUNCTION_NAME_PLACEHOLDER_+"(String str) {","  RegExp exp = new RegExp(r'\\b');","  List<String> list = str.split(exp);","  final title = new StringBuffer();","  for (String part in list) {","    if (part.length > 0) {",
 "      title.write(part[0].toUpperCase());","      if (part.length > 0) {","        title.write(part.substring(1).toLowerCase());","      }","    }","  }","  return title.toString();","}"]),a=Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_NONE)||"''",a=b+"("+a+")");return[a,Blockly.Dart.ORDER_UNARY_POSTFIX]};
 Blockly.Dart.text_trim=function(a){var b={LEFT:".replaceFirst(new RegExp(r'^\\s+'), '')",RIGHT:".replaceFirst(new RegExp(r'\\s+$'), '')",BOTH:".trim()"}[a.getFieldValue("MODE")];return[(Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_UNARY_POSTFIX)||"''")+b,Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.text_print=function(a){return"print("+(Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_NONE)||"''")+");\n"};
-Blockly.Dart.text_prompt_ext=function(a){Blockly.Dart.definitions_.import_dart_html="import 'dart:html' as Html;";var b="Html.window.prompt("+(a.getField("TEXT")?Blockly.Dart.quote_(a.getFieldValue("TEXT")):Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_NONE)||"''")+", '')";"NUMBER"==a.getFieldValue("TYPE")&&(Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;",b="Math.parseDouble("+b+")");return[b,Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.text_prompt=Blockly.Dart.text_prompt_ext;
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Dart.variables={};Blockly.Dart.variables_get=function(a){return[Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.variables_set=function(a){var b=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_ASSIGNMENT)||"0";return Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
+Blockly.Dart.text_prompt_ext=function(a){Blockly.Dart.definitions_.import_dart_html="import 'dart:html' as Html;";var b="Html.window.prompt("+(a.getField("TEXT")?Blockly.Dart.quote_(a.getFieldValue("TEXT")):Blockly.Dart.valueToCode(a,"TEXT",Blockly.Dart.ORDER_NONE)||"''")+", '')";"NUMBER"==a.getFieldValue("TYPE")&&(Blockly.Dart.definitions_.import_dart_math="import 'dart:math' as Math;",b="Math.parseDouble("+b+")");return[b,Blockly.Dart.ORDER_UNARY_POSTFIX]};Blockly.Dart.text_prompt=Blockly.Dart.text_prompt_ext;Blockly.Dart.variables={};Blockly.Dart.variables_get=function(a){return[Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Dart.ORDER_ATOMIC]};Blockly.Dart.variables_set=function(a){var b=Blockly.Dart.valueToCode(a,"VALUE",Blockly.Dart.ORDER_ASSIGNMENT)||"0";return Blockly.Dart.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
diff --git a/javascript_compressed.js b/javascript_compressed.js
index 29b806358..422ee63c0 100644
--- a/javascript_compressed.js
+++ b/javascript_compressed.js
@@ -10,16 +10,12 @@ Blockly.JavaScript.ORDER_LOGICAL_AND=13;Blockly.JavaScript.ORDER_LOGICAL_OR=14;B
 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_);var b=[];a=Blockly.Variables.allVariables(a);for(var c=0;c<a.length;c++)b[c]="var "+Blockly.JavaScript.variableDB_.getName(a[c],Blockly.Variables.NAME_TYPE)+";";Blockly.JavaScript.definitions_.variables=b.join("\n")};
 Blockly.JavaScript.finish=function(a){var b=[],c;for(c in Blockly.JavaScript.definitions_)b.push(Blockly.JavaScript.definitions_[c]);return b.join("\n\n")+"\n\n\n"+a};Blockly.JavaScript.scrubNakedValue=function(a){return a+";\n"};Blockly.JavaScript.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/'/g,"\\'");return"'"+a+"'"};
 Blockly.JavaScript.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.JavaScript.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.JavaScript.allNestedComments(d))&&(c+=Blockly.JavaScript.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.JavaScript.blockToCode(e);return c+b+
-e};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.colour={};Blockly.JavaScript.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.colour_random=function(a){return[Blockly.JavaScript.provideFunction_("colour_random",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"() {","  var num = Math.floor(Math.random() * Math.pow(2, 24));","  return '#' + ('00000' + num.toString(16)).substr(-6);","}"])+"()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
+e};Blockly.JavaScript.colour={};Blockly.JavaScript.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.colour_random=function(a){return[Blockly.JavaScript.provideFunction_("colour_random",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"() {","  var num = Math.floor(Math.random() * Math.pow(2, 24));","  return '#' + ('00000' + num.toString(16)).substr(-6);","}"])+"()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.colour_rgb=function(a){var b=Blockly.JavaScript.valueToCode(a,"RED",Blockly.JavaScript.ORDER_COMMA)||0,c=Blockly.JavaScript.valueToCode(a,"GREEN",Blockly.JavaScript.ORDER_COMMA)||0;a=Blockly.JavaScript.valueToCode(a,"BLUE",Blockly.JavaScript.ORDER_COMMA)||0;return[Blockly.JavaScript.provideFunction_("colour_rgb",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(r, g, b) {","  r = Math.max(Math.min(Number(r), 100), 0) * 2.55;","  g = Math.max(Math.min(Number(g), 100), 0) * 2.55;",
 "  b = Math.max(Math.min(Number(b), 100), 0) * 2.55;","  r = ('0' + (Math.round(r) || 0).toString(16)).slice(-2);","  g = ('0' + (Math.round(g) || 0).toString(16)).slice(-2);","  b = ('0' + (Math.round(b) || 0).toString(16)).slice(-2);","  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.colour_blend=function(a){var b=Blockly.JavaScript.valueToCode(a,"COLOUR1",Blockly.JavaScript.ORDER_COMMA)||"'#000000'",c=Blockly.JavaScript.valueToCode(a,"COLOUR2",Blockly.JavaScript.ORDER_COMMA)||"'#000000'";a=Blockly.JavaScript.valueToCode(a,"RATIO",Blockly.JavaScript.ORDER_COMMA)||.5;return[Blockly.JavaScript.provideFunction_("colour_blend",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(c1, c2, ratio) {","  ratio = Math.max(Math.min(Number(ratio), 1), 0);","  var r1 = parseInt(c1.substring(1, 3), 16);",
 "  var g1 = parseInt(c1.substring(3, 5), 16);","  var b1 = parseInt(c1.substring(5, 7), 16);","  var r2 = parseInt(c2.substring(1, 3), 16);","  var g2 = parseInt(c2.substring(3, 5), 16);","  var b2 = parseInt(c2.substring(5, 7), 16);","  var r = Math.round(r1 * (1 - ratio) + r2 * ratio);","  var g = Math.round(g1 * (1 - ratio) + g2 * ratio);","  var b = Math.round(b1 * (1 - ratio) + b2 * ratio);","  r = ('0' + (r || 0).toString(16)).slice(-2);","  g = ('0' + (g || 0).toString(16)).slice(-2);","  b = ('0' + (b || 0).toString(16)).slice(-2);",
-"  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.lists={};Blockly.JavaScript.lists_create_empty=function(a){return["[]",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"null";b="["+b.join(", ")+"]";return[b,Blockly.JavaScript.ORDER_ATOMIC]};
+"  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.lists={};Blockly.JavaScript.lists_create_empty=function(a){return["[]",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"null";b="["+b.join(", ")+"]";return[b,Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.lists_repeat=function(a){var b=Blockly.JavaScript.provideFunction_("lists_repeat",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(value, n) {","  var array = [];","  for (var i = 0; i < n; i++) {","    array[i] = value;","  }","  return array;","}"]),c=Blockly.JavaScript.valueToCode(a,"ITEM",Blockly.JavaScript.ORDER_COMMA)||"null";a=Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_COMMA)||"0";return[b+"("+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.lists_length=function(a){return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_FUNCTION_CALL)||"[]")+".length",Blockly.JavaScript.ORDER_MEMBER]};Blockly.JavaScript.lists_isEmpty=function(a){return["!"+(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"[]")+".length",Blockly.JavaScript.ORDER_LOGICAL_NOT]};
 Blockly.JavaScript.lists_indexOf=function(a){var b="FIRST"==a.getFieldValue("END")?"indexOf":"lastIndexOf",c=Blockly.JavaScript.valueToCode(a,"FIND",Blockly.JavaScript.ORDER_NONE)||"''";return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"[]")+"."+b+"("+c+") + 1",Blockly.JavaScript.ORDER_MEMBER]};
@@ -32,16 +28,12 @@ Blockly.JavaScript.lists_setIndex=function(a){function b(){if(c.match(/^\w+$/))r
 c+".splice("+c+".length - "+f+", 0, "+a+");\n"}else if("RANDOM"==e){e=b();f=Blockly.JavaScript.variableDB_.getDistinctName("tmp_x",Blockly.Variables.NAME_TYPE);e+="var "+f+" = Math.floor(Math.random() * "+c+".length);\n";if("SET"==d)return e+=c+"["+f+"] = "+a+";\n";if("INSERT"==d)return e+=c+".splice("+f+", 0, "+a+");\n"}throw"Unhandled combination (lists_setIndex).";};
 Blockly.JavaScript.lists_getSublist=function(a){var b=Blockly.JavaScript.valueToCode(a,"LIST",Blockly.JavaScript.ORDER_MEMBER)||"[]",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2"),e=Blockly.JavaScript.valueToCode(a,"AT1",Blockly.JavaScript.ORDER_NONE)||"1";a=Blockly.JavaScript.valueToCode(a,"AT2",Blockly.JavaScript.ORDER_NONE)||"1";return["FIRST"==c&&"LAST"==d?b+".concat()":Blockly.JavaScript.provideFunction_("lists_get_sublist",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+
 "(list, where1, at1, where2, at2) {","  function getAt(where, at) {","    if (where == 'FROM_START') {","      at--;","    } else if (where == 'FROM_END') {","      at = list.length - at;","    } else if (where == 'FIRST') {","      at = 0;","    } else if (where == 'LAST') {","      at = list.length - 1;","    } else {","      throw 'Unhandled option (lists_getSublist).';","    }","    return at;","  }","  at1 = getAt(where1, at1);","  at2 = getAt(where2, at2) + 1;","  return list.slice(at1, at2);",
-"}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.lists_split=function(a){var b=Blockly.JavaScript.valueToCode(a,"INPUT",Blockly.JavaScript.ORDER_MEMBER),c=Blockly.JavaScript.valueToCode(a,"DELIM",Blockly.JavaScript.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="split";else if("JOIN"==a)b||(b="[]"),a="join";else throw"Unknown mode: "+a;return[b+"."+a+"("+c+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.logic={};
+"}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.lists_split=function(a){var b=Blockly.JavaScript.valueToCode(a,"INPUT",Blockly.JavaScript.ORDER_MEMBER),c=Blockly.JavaScript.valueToCode(a,"DELIM",Blockly.JavaScript.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="split";else if("JOIN"==a)b||(b="[]"),a="join";else throw"Unknown mode: "+a;return[b+"."+a+"("+c+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.logic={};
 Blockly.JavaScript.controls_if=function(a){for(var b=0,c=Blockly.JavaScript.valueToCode(a,"IF"+b,Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.JavaScript.valueToCode(a,"IF"+b,Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.JavaScript.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
 Blockly.JavaScript.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c="=="==b||"!="==b?Blockly.JavaScript.ORDER_EQUALITY:Blockly.JavaScript.ORDER_RELATIONAL,d=Blockly.JavaScript.valueToCode(a,"A",c)||"0";a=Blockly.JavaScript.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
 Blockly.JavaScript.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"&&":"||",c="&&"==b?Blockly.JavaScript.ORDER_LOGICAL_AND:Blockly.JavaScript.ORDER_LOGICAL_OR,d=Blockly.JavaScript.valueToCode(a,"A",c);a=Blockly.JavaScript.valueToCode(a,"B",c);if(d||a){var e="&&"==b?"true":"false";d||(d=e);a||(a=e)}else a=d="false";return[d+" "+b+" "+a,c]};
 Blockly.JavaScript.logic_negate=function(a){var b=Blockly.JavaScript.ORDER_LOGICAL_NOT;return["!"+(Blockly.JavaScript.valueToCode(a,"BOOL",b)||"true"),b]};Blockly.JavaScript.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.logic_null=function(a){return["null",Blockly.JavaScript.ORDER_ATOMIC]};
-Blockly.JavaScript.logic_ternary=function(a){var b=Blockly.JavaScript.valueToCode(a,"IF",Blockly.JavaScript.ORDER_CONDITIONAL)||"false",c=Blockly.JavaScript.valueToCode(a,"THEN",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";a=Blockly.JavaScript.valueToCode(a,"ELSE",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.JavaScript.ORDER_CONDITIONAL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.loops={};
+Blockly.JavaScript.logic_ternary=function(a){var b=Blockly.JavaScript.valueToCode(a,"IF",Blockly.JavaScript.ORDER_CONDITIONAL)||"false",c=Blockly.JavaScript.valueToCode(a,"THEN",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";a=Blockly.JavaScript.valueToCode(a,"ELSE",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.JavaScript.ORDER_CONDITIONAL]};Blockly.JavaScript.loops={};
 Blockly.JavaScript.controls_repeat_ext=function(a){var b=a.getField("TIMES")?Number(a.getFieldValue("TIMES")):Blockly.JavaScript.valueToCode(a,"TIMES",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",c=Blockly.JavaScript.statementToCode(a,"DO"),c=Blockly.JavaScript.addLoopTrap(c,a.id);a="";var d=Blockly.JavaScript.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE),e=b;b.match(/^\w+$/)||Blockly.isNumber(b)||(e=Blockly.JavaScript.variableDB_.getDistinctName("repeat_end",Blockly.Variables.NAME_TYPE),
 a+="var "+e+" = "+b+";\n");return a+("for (var "+d+" = 0; "+d+" < "+e+"; "+d+"++) {\n"+c+"}\n")};Blockly.JavaScript.controls_repeat=Blockly.JavaScript.controls_repeat_ext;
 Blockly.JavaScript.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.JavaScript.valueToCode(a,"BOOL",b?Blockly.JavaScript.ORDER_LOGICAL_NOT:Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"),d=Blockly.JavaScript.addLoopTrap(d,a.id);b&&(c="!"+c);return"while ("+c+") {\n"+d+"}\n"};
@@ -49,9 +41,7 @@ Blockly.JavaScript.controls_for=function(a){var b=Blockly.JavaScript.variableDB_
 Blockly.isNumber(e)){var g=parseFloat(c)<=parseFloat(d);a="for ("+b+" = "+c+"; "+b+(g?" <= ":" >= ")+d+"; "+b;b=Math.abs(parseFloat(e));a=(1==b?a+(g?"++":"--"):a+((g?" += ":" -= ")+b))+(") {\n"+f+"}\n")}else a="",g=c,c.match(/^\w+$/)||Blockly.isNumber(c)||(g=Blockly.JavaScript.variableDB_.getDistinctName(b+"_start",Blockly.Variables.NAME_TYPE),a+="var "+g+" = "+c+";\n"),c=d,d.match(/^\w+$/)||Blockly.isNumber(d)||(c=Blockly.JavaScript.variableDB_.getDistinctName(b+"_end",Blockly.Variables.NAME_TYPE),
 a+="var "+c+" = "+d+";\n"),d=Blockly.JavaScript.variableDB_.getDistinctName(b+"_inc",Blockly.Variables.NAME_TYPE),a+="var "+d+" = ",a=Blockly.isNumber(e)?a+(Math.abs(e)+";\n"):a+("Math.abs("+e+");\n"),a+="if ("+g+" > "+c+") {\n",a+=Blockly.JavaScript.INDENT+d+" = -"+d+";\n",a+="}\n",a+="for ("+b+" = "+g+";\n     "+d+" >= 0 ? "+b+" <= "+c+" : "+b+" >= "+c+";\n     "+b+" += "+d+") {\n"+f+"}\n";return a};
 Blockly.JavaScript.controls_forEach=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.JavaScript.valueToCode(a,"LIST",Blockly.JavaScript.ORDER_ASSIGNMENT)||"[]",d=Blockly.JavaScript.statementToCode(a,"DO"),d=Blockly.JavaScript.addLoopTrap(d,a.id);a="";var e=c;c.match(/^\w+$/)||(e=Blockly.JavaScript.variableDB_.getDistinctName(b+"_list",Blockly.Variables.NAME_TYPE),a+="var "+e+" = "+c+";\n");c=Blockly.JavaScript.variableDB_.getDistinctName(b+
-"_index",Blockly.Variables.NAME_TYPE);d=Blockly.JavaScript.INDENT+b+" = "+e+"["+c+"];\n"+d;return a+("for (var "+c+" in "+e+") {\n"+d+"}\n")};Blockly.JavaScript.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.math={};Blockly.JavaScript.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.JavaScript.ORDER_ATOMIC]};
+"_index",Blockly.Variables.NAME_TYPE);d=Blockly.JavaScript.INDENT+b+" = "+e+"["+c+"];\n"+d;return a+("for (var "+c+" in "+e+") {\n"+d+"}\n")};Blockly.JavaScript.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};Blockly.JavaScript.math={};Blockly.JavaScript.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.JavaScript.ORDER_ADDITION],MINUS:[" - ",Blockly.JavaScript.ORDER_SUBTRACTION],MULTIPLY:[" * ",Blockly.JavaScript.ORDER_MULTIPLICATION],DIVIDE:[" / ",Blockly.JavaScript.ORDER_DIVISION],POWER:[null,Blockly.JavaScript.ORDER_COMMA]}[a.getFieldValue("OP")],c=b[0],b=b[1],d=Blockly.JavaScript.valueToCode(a,"A",b)||"0";a=Blockly.JavaScript.valueToCode(a,"B",b)||"0";return c?[d+c+a,b]:["Math.pow("+d+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.math_single=function(a){var b=a.getFieldValue("OP"),c;if("NEG"==b)return a=Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_UNARY_NEGATION)||"0","-"==a[0]&&(a=" "+a),["-"+a,Blockly.JavaScript.ORDER_UNARY_NEGATION];a="SIN"==b||"COS"==b||"TAN"==b?Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_DIVISION)||"0":Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_NONE)||"0";switch(b){case "ABS":c="Math.abs("+a+")";break;case "ROOT":c="Math.sqrt("+
 a+")";break;case "LN":c="Math.log("+a+")";break;case "EXP":c="Math.exp("+a+")";break;case "POW10":c="Math.pow(10,"+a+")";break;case "ROUND":c="Math.round("+a+")";break;case "ROUNDUP":c="Math.ceil("+a+")";break;case "ROUNDDOWN":c="Math.floor("+a+")";break;case "SIN":c="Math.sin("+a+" / 180 * Math.PI)";break;case "COS":c="Math.cos("+a+" / 180 * Math.PI)";break;case "TAN":c="Math.tan("+a+" / 180 * Math.PI)"}if(c)return[c,Blockly.JavaScript.ORDER_FUNCTION_CALL];switch(b){case "LOG10":c="Math.log("+a+
@@ -70,16 +60,12 @@ Blockly.JavaScript.math_on_list=function(a){var b=a.getFieldValue("OP");switch(b
 "LIST",Blockly.JavaScript.ORDER_NONE)||"[]";a=b+"("+a+")";break;default:throw"Unknown operator: "+b;}return[a,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_modulo=function(a){var b=Blockly.JavaScript.valueToCode(a,"DIVIDEND",Blockly.JavaScript.ORDER_MODULUS)||"0";a=Blockly.JavaScript.valueToCode(a,"DIVISOR",Blockly.JavaScript.ORDER_MODULUS)||"0";return[b+" % "+a,Blockly.JavaScript.ORDER_MODULUS]};
 Blockly.JavaScript.math_constrain=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_COMMA)||"0",c=Blockly.JavaScript.valueToCode(a,"LOW",Blockly.JavaScript.ORDER_COMMA)||"0";a=Blockly.JavaScript.valueToCode(a,"HIGH",Blockly.JavaScript.ORDER_COMMA)||"Infinity";return["Math.min(Math.max("+b+", "+c+"), "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.math_random_int=function(a){var b=Blockly.JavaScript.valueToCode(a,"FROM",Blockly.JavaScript.ORDER_COMMA)||"0";a=Blockly.JavaScript.valueToCode(a,"TO",Blockly.JavaScript.ORDER_COMMA)||"0";return[Blockly.JavaScript.provideFunction_("math_random_int",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(a, b) {","  if (a > b) {","    // Swap a and b to ensure a is smaller.","    var c = a;","    a = b;","    b = c;","  }","  return Math.floor(Math.random() * (b - a + 1) + a);",
-"}"])+"("+b+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_random_float=function(a){return["Math.random()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.procedures={};
+"}"])+"("+b+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_random_float=function(a){return["Math.random()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.procedures={};
 Blockly.JavaScript.procedures_defreturn=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=Blockly.JavaScript.statementToCode(a,"STACK");Blockly.JavaScript.STATEMENT_PREFIX&&(c=Blockly.JavaScript.prefixLines(Blockly.JavaScript.STATEMENT_PREFIX.replace(/%1/g,"'"+a.id+"'"),Blockly.JavaScript.INDENT)+c);Blockly.JavaScript.INFINITE_LOOP_TRAP&&(c=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);var d=Blockly.JavaScript.valueToCode(a,
 "RETURN",Blockly.JavaScript.ORDER_NONE)||"";d&&(d="  return "+d+";\n");for(var e=[],f=0;f<a.arguments_.length;f++)e[f]=Blockly.JavaScript.variableDB_.getName(a.arguments_[f],Blockly.Variables.NAME_TYPE);c="function "+b+"("+e.join(", ")+") {\n"+c+d+"}";c=Blockly.JavaScript.scrub_(a,c);Blockly.JavaScript.definitions_[b]=c;return null};Blockly.JavaScript.procedures_defnoreturn=Blockly.JavaScript.procedures_defreturn;
 Blockly.JavaScript.procedures_callreturn=function(a){for(var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.JavaScript.valueToCode(a,"ARG"+d,Blockly.JavaScript.ORDER_COMMA)||"null";return[b+"("+c.join(", ")+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.procedures_callnoreturn=function(a){for(var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.JavaScript.valueToCode(a,"ARG"+d,Blockly.JavaScript.ORDER_COMMA)||"null";return b+"("+c.join(", ")+");\n"};
-Blockly.JavaScript.procedures_ifreturn=function(a){var b="if ("+(Blockly.JavaScript.valueToCode(a,"CONDITION",Blockly.JavaScript.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.texts={};Blockly.JavaScript.text=function(a){return[Blockly.JavaScript.quote_(a.getFieldValue("TEXT")),Blockly.JavaScript.ORDER_ATOMIC]};
+Blockly.JavaScript.procedures_ifreturn=function(a){var b="if ("+(Blockly.JavaScript.valueToCode(a,"CONDITION",Blockly.JavaScript.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};Blockly.JavaScript.texts={};Blockly.JavaScript.text=function(a){return[Blockly.JavaScript.quote_(a.getFieldValue("TEXT")),Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.text_join=function(a){var b;if(0==a.itemCount_)return["''",Blockly.JavaScript.ORDER_ATOMIC];if(1==a.itemCount_)return b=Blockly.JavaScript.valueToCode(a,"ADD0",Blockly.JavaScript.ORDER_NONE)||"''",["String("+b+")",Blockly.JavaScript.ORDER_FUNCTION_CALL];if(2==a.itemCount_)return b=Blockly.JavaScript.valueToCode(a,"ADD0",Blockly.JavaScript.ORDER_NONE)||"''",a=Blockly.JavaScript.valueToCode(a,"ADD1",Blockly.JavaScript.ORDER_NONE)||"''",["String("+b+") + String("+a+")",Blockly.JavaScript.ORDER_ADDITION];
 b=Array(a.itemCount_);for(var c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"''";b="["+b.join(",")+"].join('')";return[b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.text_append=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);a=Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''";return b+" = String("+b+") + String("+a+");\n"};
 Blockly.JavaScript.text_length=function(a){return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_FUNCTION_CALL)||"''")+".length",Blockly.JavaScript.ORDER_MEMBER]};Blockly.JavaScript.text_isEmpty=function(a){return["!"+(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"''"),Blockly.JavaScript.ORDER_LOGICAL_NOT]};
@@ -92,6 +78,4 @@ d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.text_changeCase=function(a){var b={UPPERCASE:".toUpperCase()",LOWERCASE:".toLowerCase()",TITLECASE:null}[a.getFieldValue("CASE")];b?(a=Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_MEMBER)||"''",a+=b):(b=Blockly.JavaScript.provideFunction_("text_toTitleCase",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(str) {","  return str.replace(/\\S+/g,","      function(txt) {return txt[0].toUpperCase() + txt.substring(1).toLowerCase();});","}"]),a=Blockly.JavaScript.valueToCode(a,
 "TEXT",Blockly.JavaScript.ORDER_NONE)||"''",a=b+"("+a+")");return[a,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.text_trim=function(a){var b={LEFT:".replace(/^[\\s\\xa0]+/, '')",RIGHT:".replace(/[\\s\\xa0]+$/, '')",BOTH:".trim()"}[a.getFieldValue("MODE")];return[(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_MEMBER)||"''")+b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.text_print=function(a){return"window.alert("+(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''")+");\n"};Blockly.JavaScript.text_prompt_ext=function(a){var b="window.prompt("+(a.getField("TEXT")?Blockly.JavaScript.quote_(a.getFieldValue("TEXT")):Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''")+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="parseFloat("+b+")");return[b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-Blockly.JavaScript.text_prompt=Blockly.JavaScript.text_prompt_ext;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.variables={};Blockly.JavaScript.variables_get=function(a){return[Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.variables_set=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0";return Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
+Blockly.JavaScript.text_prompt=Blockly.JavaScript.text_prompt_ext;Blockly.JavaScript.variables={};Blockly.JavaScript.variables_get=function(a){return[Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.variables_set=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0";return Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
diff --git a/php_compressed.js b/php_compressed.js
index 464f5325a..0ee9fc05b 100644
--- a/php_compressed.js
+++ b/php_compressed.js
@@ -8,15 +8,11 @@ Blockly.PHP.ORDER_ATOMIC=0;Blockly.PHP.ORDER_CLONE=1;Blockly.PHP.ORDER_NEW=1;Blo
 Blockly.PHP.ORDER_BITWISE_SHIFT=7;Blockly.PHP.ORDER_RELATIONAL=8;Blockly.PHP.ORDER_IN=8;Blockly.PHP.ORDER_INSTANCEOF=8;Blockly.PHP.ORDER_EQUALITY=9;Blockly.PHP.ORDER_BITWISE_AND=10;Blockly.PHP.ORDER_BITWISE_XOR=11;Blockly.PHP.ORDER_BITWISE_OR=12;Blockly.PHP.ORDER_CONDITIONAL=13;Blockly.PHP.ORDER_ASSIGNMENT=14;Blockly.PHP.ORDER_LOGICAL_AND=15;Blockly.PHP.ORDER_LOGICAL_OR=16;Blockly.PHP.ORDER_COMMA=17;Blockly.PHP.ORDER_NONE=99;
 Blockly.PHP.init=function(a){Blockly.PHP.definitions_=Object.create(null);Blockly.PHP.functionNames_=Object.create(null);Blockly.PHP.variableDB_?Blockly.PHP.variableDB_.reset():Blockly.PHP.variableDB_=new Blockly.Names(Blockly.PHP.RESERVED_WORDS_,"$");var b=[];a=Blockly.Variables.allVariables(a);for(var c=0;c<a.length;c++)b[c]=Blockly.PHP.variableDB_.getName(a[c],Blockly.Variables.NAME_TYPE)+";";Blockly.PHP.definitions_.variables=b.join("\n")};
 Blockly.PHP.finish=function(a){var b=[],c;for(c in Blockly.PHP.definitions_)b.push(Blockly.PHP.definitions_[c]);return b.join("\n\n")+"\n\n\n"+a};Blockly.PHP.scrubNakedValue=function(a){return a+";\n"};Blockly.PHP.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/'/g,"\\'");return"'"+a+"'"};
-Blockly.PHP.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.PHP.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.PHP.allNestedComments(d))&&(c+=Blockly.PHP.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.PHP.blockToCode(e);return c+b+e};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.colour={};Blockly.PHP.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.colour_random=function(a){return[Blockly.PHP.provideFunction_("colour_random",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"() {","  return '#' . str_pad(dechex(mt_rand(0, 0xFFFFFF)), 6, '0', STR_PAD_LEFT);","}"])+"()",Blockly.PHP.ORDER_FUNCTION_CALL]};
+Blockly.PHP.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.PHP.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.PHP.allNestedComments(d))&&(c+=Blockly.PHP.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.PHP.blockToCode(e);return c+b+e};Blockly.PHP.colour={};Blockly.PHP.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.colour_random=function(a){return[Blockly.PHP.provideFunction_("colour_random",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"() {","  return '#' . str_pad(dechex(mt_rand(0, 0xFFFFFF)), 6, '0', STR_PAD_LEFT);","}"])+"()",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.colour_rgb=function(a){var b=Blockly.PHP.valueToCode(a,"RED",Blockly.PHP.ORDER_COMMA)||0,c=Blockly.PHP.valueToCode(a,"GREEN",Blockly.PHP.ORDER_COMMA)||0;a=Blockly.PHP.valueToCode(a,"BLUE",Blockly.PHP.ORDER_COMMA)||0;return[Blockly.PHP.provideFunction_("colour_rgb",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($r, $g, $b) {","  $r = round(max(min($r, 100), 0) * 2.55);","  $g = round(max(min($g, 100), 0) * 2.55);","  $b = round(max(min($b, 100), 0) * 2.55);",'  $hex = "#";','  $hex .= str_pad(dechex($r), 2, "0", STR_PAD_LEFT);',
 '  $hex .= str_pad(dechex($g), 2, "0", STR_PAD_LEFT);','  $hex .= str_pad(dechex($b), 2, "0", STR_PAD_LEFT);',"  return $hex;","}"])+"("+b+", "+c+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.colour_blend=function(a){var b=Blockly.PHP.valueToCode(a,"COLOUR1",Blockly.PHP.ORDER_COMMA)||"'#000000'",c=Blockly.PHP.valueToCode(a,"COLOUR2",Blockly.PHP.ORDER_COMMA)||"'#000000'";a=Blockly.PHP.valueToCode(a,"RATIO",Blockly.PHP.ORDER_COMMA)||.5;return[Blockly.PHP.provideFunction_("colour_blend",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($c1, $c2, $ratio) {","  $ratio = max(min($ratio, 1), 0);","  $r1 = hexdec(substr($c1, 1, 2));","  $g1 = hexdec(substr($c1, 3, 2));","  $b1 = hexdec(substr($c1, 5, 2));",
-"  $r2 = hexdec(substr($c2, 1, 2));","  $g2 = hexdec(substr($c2, 3, 2));","  $b2 = hexdec(substr($c2, 5, 2));","  $r = round($r1 * (1 - $ratio) + $r2 * $ratio);","  $g = round($g1 * (1 - $ratio) + $g2 * $ratio);","  $b = round($b1 * (1 - $ratio) + $b2 * $ratio);",'  $hex = "#";','  $hex .= str_pad(dechex($r), 2, "0", STR_PAD_LEFT);','  $hex .= str_pad(dechex($g), 2, "0", STR_PAD_LEFT);','  $hex .= str_pad(dechex($b), 2, "0", STR_PAD_LEFT);',"  return $hex;","}"])+"("+b+", "+c+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.lists={};Blockly.PHP.lists_create_empty=function(a){return["array()",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.PHP.valueToCode(a,"ADD"+c,Blockly.PHP.ORDER_COMMA)||"null";b="array("+b.join(", ")+")";return[b,Blockly.PHP.ORDER_ATOMIC]};
+"  $r2 = hexdec(substr($c2, 1, 2));","  $g2 = hexdec(substr($c2, 3, 2));","  $b2 = hexdec(substr($c2, 5, 2));","  $r = round($r1 * (1 - $ratio) + $r2 * $ratio);","  $g = round($g1 * (1 - $ratio) + $g2 * $ratio);","  $b = round($b1 * (1 - $ratio) + $b2 * $ratio);",'  $hex = "#";','  $hex .= str_pad(dechex($r), 2, "0", STR_PAD_LEFT);','  $hex .= str_pad(dechex($g), 2, "0", STR_PAD_LEFT);','  $hex .= str_pad(dechex($b), 2, "0", STR_PAD_LEFT);',"  return $hex;","}"])+"("+b+", "+c+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.lists={};Blockly.PHP.lists_create_empty=function(a){return["array()",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.PHP.valueToCode(a,"ADD"+c,Blockly.PHP.ORDER_COMMA)||"null";b="array("+b.join(", ")+")";return[b,Blockly.PHP.ORDER_ATOMIC]};
 Blockly.PHP.lists_repeat=function(a){var b=Blockly.PHP.provideFunction_("lists_repeat",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($value, $count) {","  $array = array();","  for ($index = 0; $index < $count; $index++) {","    $array[] = $value;","  }","  return $array;","}"]),c=Blockly.PHP.valueToCode(a,"ITEM",Blockly.PHP.ORDER_COMMA)||"null";a=Blockly.PHP.valueToCode(a,"NUM",Blockly.PHP.ORDER_COMMA)||"0";return[b+"("+c+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.lists_length=function(a){return["count("+(Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_FUNCTION_CALL)||"array()")+")",Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.lists_isEmpty=function(a){return["empty("+(Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_FUNCTION_CALL)||"array()")+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.lists_indexOf=function(a){a.getFieldValue("END");var b=Blockly.PHP.valueToCode(a,"FIND",Blockly.PHP.ORDER_NONE)||"''",c=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_MEMBER)||"[]";return[("FIRST"==a.getFieldValue("END")?Blockly.PHP.provideFunction_("indexOf",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($haystack, $needle) {","  for ($index = 0; $index < count($haystack); $index++) {","    if ($haystack[$index] == $needle) return $index+1;","  }","  return 0;","}"]):Blockly.PHP.provideFunction_("lastIndexOf",
@@ -33,23 +29,17 @@ Blockly.Variables.NAME_TYPE);e+=d+" = rand(0, count("+b+")-1);\n";if("SET"==c)re
 Blockly.PHP.lists_getSublist=function(a){var b=Blockly.PHP.valueToCode(a,"LIST",Blockly.PHP.ORDER_MEMBER)||"array()",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2"),e=Blockly.PHP.valueToCode(a,"AT1",Blockly.PHP.ORDER_NONE)||"1";a=Blockly.PHP.valueToCode(a,"AT2",Blockly.PHP.ORDER_NONE)||"1";return["FIRST"==c&&"LAST"==d?b:Blockly.PHP.provideFunction_("lists_get_sublist",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($list, $where1, $at1, $where2, $at2) {","  if ($where2 == 'FROM_START') {",
 "    $at2--;","  } else if ($where2 == 'FROM_END') {","    $at2 = $at2 - $at1;","  } else if ($where2 == 'FIRST') {","    $at2 = 0;","  } else if ($where2 == 'LAST') {","    $at2 = count($list);","  } else {","    throw 'Unhandled option (lists_getSublist).';","  }","  if ($where1 == 'FROM_START') {","    $at1--;","  } else if ($where1 == 'FROM_END') {","    $at1 = count($list) - $at1;","  } else if ($where1 == 'FIRST') {","    $at1 = 0;","  } else if ($where1 == 'LAST') {","    $at1 = count($list) - 1;",
 "  } else {","    throw 'Unhandled option (lists_getSublist).';","  }","  return array_slice($list, $at1, $at2);","}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
-Blockly.PHP.lists_split=function(a){var b=Blockly.PHP.valueToCode(a,"INPUT",Blockly.PHP.ORDER_MEMBER),c=Blockly.PHP.valueToCode(a,"DELIM",Blockly.PHP.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="explode";else if("JOIN"==a)b||(b="array()"),a="implode";else throw"Unknown mode: "+a;return[a+"("+c+", "+b+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.logic={};Blockly.PHP.controls_if=function(a){for(var b=0,c=Blockly.PHP.valueToCode(a,"IF"+b,Blockly.PHP.ORDER_NONE)||"false",d=Blockly.PHP.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.PHP.valueToCode(a,"IF"+b,Blockly.PHP.ORDER_NONE)||"false",d=Blockly.PHP.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.PHP.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
+Blockly.PHP.lists_split=function(a){var b=Blockly.PHP.valueToCode(a,"INPUT",Blockly.PHP.ORDER_MEMBER),c=Blockly.PHP.valueToCode(a,"DELIM",Blockly.PHP.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="explode";else if("JOIN"==a)b||(b="array()"),a="implode";else throw"Unknown mode: "+a;return[a+"("+c+", "+b+")",Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.logic={};Blockly.PHP.controls_if=function(a){for(var b=0,c=Blockly.PHP.valueToCode(a,"IF"+b,Blockly.PHP.ORDER_NONE)||"false",d=Blockly.PHP.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.PHP.valueToCode(a,"IF"+b,Blockly.PHP.ORDER_NONE)||"false",d=Blockly.PHP.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.PHP.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
 Blockly.PHP.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c="=="==b||"!="==b?Blockly.PHP.ORDER_EQUALITY:Blockly.PHP.ORDER_RELATIONAL,d=Blockly.PHP.valueToCode(a,"A",c)||"0";a=Blockly.PHP.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
 Blockly.PHP.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"&&":"||",c="&&"==b?Blockly.PHP.ORDER_LOGICAL_AND:Blockly.PHP.ORDER_LOGICAL_OR,d=Blockly.PHP.valueToCode(a,"A",c);a=Blockly.PHP.valueToCode(a,"B",c);if(d||a){var e="&&"==b?"true":"false";d||(d=e);a||(a=e)}else a=d="false";return[d+" "+b+" "+a,c]};Blockly.PHP.logic_negate=function(a){var b=Blockly.PHP.ORDER_LOGICAL_NOT;return["!"+(Blockly.PHP.valueToCode(a,"BOOL",b)||"true"),b]};
-Blockly.PHP.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.logic_null=function(a){return["null",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.logic_ternary=function(a){var b=Blockly.PHP.valueToCode(a,"IF",Blockly.PHP.ORDER_CONDITIONAL)||"false",c=Blockly.PHP.valueToCode(a,"THEN",Blockly.PHP.ORDER_CONDITIONAL)||"null";a=Blockly.PHP.valueToCode(a,"ELSE",Blockly.PHP.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.PHP.ORDER_CONDITIONAL]};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.loops={};
+Blockly.PHP.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.logic_null=function(a){return["null",Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.logic_ternary=function(a){var b=Blockly.PHP.valueToCode(a,"IF",Blockly.PHP.ORDER_CONDITIONAL)||"false",c=Blockly.PHP.valueToCode(a,"THEN",Blockly.PHP.ORDER_CONDITIONAL)||"null";a=Blockly.PHP.valueToCode(a,"ELSE",Blockly.PHP.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.PHP.ORDER_CONDITIONAL]};Blockly.PHP.loops={};
 Blockly.PHP.controls_repeat_ext=function(a){var b=a.getField("TIMES")?Number(a.getFieldValue("TIMES")):Blockly.PHP.valueToCode(a,"TIMES",Blockly.PHP.ORDER_ASSIGNMENT)||"0",c=Blockly.PHP.statementToCode(a,"DO"),c=Blockly.PHP.addLoopTrap(c,a.id);a="";var d=Blockly.PHP.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE),e=b;b.match(/^\w+$/)||Blockly.isNumber(b)||(e=Blockly.PHP.variableDB_.getDistinctName("repeat_end",Blockly.Variables.NAME_TYPE),a+=e+" = "+b+";\n");return a+("for ("+d+" = 0; "+
 d+" < "+e+"; "+d+"++) {\n"+c+"}\n")};Blockly.PHP.controls_repeat=Blockly.PHP.controls_repeat_ext;Blockly.PHP.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.PHP.valueToCode(a,"BOOL",b?Blockly.PHP.ORDER_LOGICAL_NOT:Blockly.PHP.ORDER_NONE)||"false",d=Blockly.PHP.statementToCode(a,"DO"),d=Blockly.PHP.addLoopTrap(d,a.id);b&&(c="!"+c);return"while ("+c+") {\n"+d+"}\n"};
 Blockly.PHP.controls_for=function(a){var b=Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.PHP.valueToCode(a,"FROM",Blockly.PHP.ORDER_ASSIGNMENT)||"0",d=Blockly.PHP.valueToCode(a,"TO",Blockly.PHP.ORDER_ASSIGNMENT)||"0",e=Blockly.PHP.valueToCode(a,"BY",Blockly.PHP.ORDER_ASSIGNMENT)||"1",g=Blockly.PHP.statementToCode(a,"DO"),g=Blockly.PHP.addLoopTrap(g,a.id);if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&Blockly.isNumber(e)){var f=parseFloat(c)<=parseFloat(d);
 a="for ("+b+" = "+c+"; "+b+(f?" <= ":" >= ")+d+"; "+b;b=Math.abs(parseFloat(e));a=(1==b?a+(f?"++":"--"):a+((f?" += ":" -= ")+b))+(") {\n"+g+"}\n")}else a="",f=c,c.match(/^\w+$/)||Blockly.isNumber(c)||(f=Blockly.PHP.variableDB_.getDistinctName(b+"_start",Blockly.Variables.NAME_TYPE),a+=f+" = "+c+";\n"),c=d,d.match(/^\w+$/)||Blockly.isNumber(d)||(c=Blockly.PHP.variableDB_.getDistinctName(b+"_end",Blockly.Variables.NAME_TYPE),a+=c+" = "+d+";\n"),d=Blockly.PHP.variableDB_.getDistinctName(b+"_inc",Blockly.Variables.NAME_TYPE),
 a+=d+" = ",a=Blockly.isNumber(e)?a+(Math.abs(e)+";\n"):a+("abs("+e+");\n"),a+="if ("+f+" > "+c+") {\n",a+=Blockly.PHP.INDENT+d+" = -"+d+";\n",a+="}\n",a+="for ("+b+" = "+f+";\n     "+d+" >= 0 ? "+b+" <= "+c+" : "+b+" >= "+c+";\n     "+b+" += "+d+") {\n"+g+"}\n";return a};
 Blockly.PHP.controls_forEach=function(a){var b=Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.PHP.valueToCode(a,"LIST",Blockly.PHP.ORDER_ASSIGNMENT)||"[]",d=Blockly.PHP.statementToCode(a,"DO"),d=Blockly.PHP.addLoopTrap(d,a.id);return""+("foreach ("+c+" as "+b+") {\n"+d+"}\n")};
-Blockly.PHP.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.math={};Blockly.PHP.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.PHP.ORDER_ATOMIC]};
+Blockly.PHP.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};Blockly.PHP.math={};Blockly.PHP.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.PHP.ORDER_ATOMIC]};
 Blockly.PHP.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.PHP.ORDER_ADDITION],MINUS:[" - ",Blockly.PHP.ORDER_SUBTRACTION],MULTIPLY:[" * ",Blockly.PHP.ORDER_MULTIPLICATION],DIVIDE:[" / ",Blockly.PHP.ORDER_DIVISION],POWER:[null,Blockly.PHP.ORDER_COMMA]}[a.getFieldValue("OP")],c=b[0],b=b[1],d=Blockly.PHP.valueToCode(a,"A",b)||"0";a=Blockly.PHP.valueToCode(a,"B",b)||"0";return c?[d+c+a,b]:["pow("+d+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.math_single=function(a){var b=a.getFieldValue("OP"),c;if("NEG"==b)return a=Blockly.PHP.valueToCode(a,"NUM",Blockly.PHP.ORDER_UNARY_NEGATION)||"0","-"==a[0]&&(a=" "+a),["-"+a,Blockly.PHP.ORDER_UNARY_NEGATION];a="SIN"==b||"COS"==b||"TAN"==b?Blockly.PHP.valueToCode(a,"NUM",Blockly.PHP.ORDER_DIVISION)||"0":Blockly.PHP.valueToCode(a,"NUM",Blockly.PHP.ORDER_NONE)||"0";switch(b){case "ABS":c="abs("+a+")";break;case "ROOT":c="sqrt("+a+")";break;case "LN":c="log("+a+")";break;case "EXP":c="exp("+
 a+")";break;case "POW10":c="pow(10,"+a+")";break;case "ROUND":c="round("+a+")";break;case "ROUNDUP":c="ceil("+a+")";break;case "ROUNDDOWN":c="floor("+a+")";break;case "SIN":c="sin("+a+" / 180 * pi())";break;case "COS":c="cos("+a+" / 180 * pi())";break;case "TAN":c="tan("+a+" / 180 * pi())"}if(c)return[c,Blockly.PHP.ORDER_FUNCTION_CALL];switch(b){case "LOG10":c="log("+a+") / log(10)";break;case "ASIN":c="asin("+a+") / pi() * 180";break;case "ACOS":c="acos("+a+") / pi() * 180";break;case "ATAN":c="atan("+
@@ -64,16 +54,12 @@ Blockly.PHP.math_on_list=function(a){var b=a.getFieldValue("OP");switch(b){case
 "}"]);a=Blockly.PHP.valueToCode(a,"LIST",Blockly.PHP.ORDER_NONE)||"[]";a=b+"("+a+")";break;default:throw"Unknown operator: "+b;}return[a,Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.math_modulo=function(a){var b=Blockly.PHP.valueToCode(a,"DIVIDEND",Blockly.PHP.ORDER_MODULUS)||"0";a=Blockly.PHP.valueToCode(a,"DIVISOR",Blockly.PHP.ORDER_MODULUS)||"0";return[b+" % "+a,Blockly.PHP.ORDER_MODULUS]};
 Blockly.PHP.math_constrain=function(a){var b=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_COMMA)||"0",c=Blockly.PHP.valueToCode(a,"LOW",Blockly.PHP.ORDER_COMMA)||"0";a=Blockly.PHP.valueToCode(a,"HIGH",Blockly.PHP.ORDER_COMMA)||"Infinity";return["min(max("+b+", "+c+"), "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.math_random_int=function(a){var b=Blockly.PHP.valueToCode(a,"FROM",Blockly.PHP.ORDER_COMMA)||"0";a=Blockly.PHP.valueToCode(a,"TO",Blockly.PHP.ORDER_COMMA)||"0";return[Blockly.PHP.provideFunction_("math_random_int",["function "+Blockly.PHP.FUNCTION_NAME_PLACEHOLDER_+"($a, $b) {","  if ($a > $b) {","    return rand($b, $a);","  }","  return rand($a, $b);","}"])+"("+b+", "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
-Blockly.PHP.math_random_float=function(a){return["(float)rand()/(float)getrandmax()",Blockly.PHP.ORDER_FUNCTION_CALL]};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.procedures={};
+Blockly.PHP.math_random_float=function(a){return["(float)rand()/(float)getrandmax()",Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.procedures={};
 Blockly.PHP.procedures_defreturn=function(a){for(var b=Blockly.Variables.allVariables(a),c=b.length-1;0<=c;c--){var d=b[c];-1==a.arguments_.indexOf(d)?b[c]=Blockly.PHP.variableDB_.getName(d,Blockly.Variables.NAME_TYPE):b.splice(c,1)}b=b.length?"  global "+b.join(", ")+";\n":"";c=Blockly.PHP.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE);d=Blockly.PHP.statementToCode(a,"STACK");Blockly.PHP.STATEMENT_PREFIX&&(d=Blockly.PHP.prefixLines(Blockly.PHP.STATEMENT_PREFIX.replace(/%1/g,"'"+
 a.id+"'"),Blockly.PHP.INDENT)+d);Blockly.PHP.INFINITE_LOOP_TRAP&&(d=Blockly.PHP.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+d);var e=Blockly.PHP.valueToCode(a,"RETURN",Blockly.PHP.ORDER_NONE)||"";e&&(e="  return "+e+";\n");for(var g=[],f=0;f<a.arguments_.length;f++)g[f]=Blockly.PHP.variableDB_.getName(a.arguments_[f],Blockly.Variables.NAME_TYPE);b="function "+c+"("+g.join(", ")+") {\n"+b+d+e+"}";b=Blockly.PHP.scrub_(a,b);Blockly.PHP.definitions_[c]=b;return null};
 Blockly.PHP.procedures_defnoreturn=Blockly.PHP.procedures_defreturn;Blockly.PHP.procedures_callreturn=function(a){for(var b=Blockly.PHP.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.PHP.valueToCode(a,"ARG"+d,Blockly.PHP.ORDER_COMMA)||"null";return[b+"("+c.join(", ")+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.procedures_callnoreturn=function(a){for(var b=Blockly.PHP.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.PHP.valueToCode(a,"ARG"+d,Blockly.PHP.ORDER_COMMA)||"null";return b+"("+c.join(", ")+");\n"};
-Blockly.PHP.procedures_ifreturn=function(a){var b="if ("+(Blockly.PHP.valueToCode(a,"CONDITION",Blockly.PHP.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.texts={};Blockly.PHP.text=function(a){return[Blockly.PHP.quote_(a.getFieldValue("TEXT")),Blockly.PHP.ORDER_ATOMIC]};
+Blockly.PHP.procedures_ifreturn=function(a){var b="if ("+(Blockly.PHP.valueToCode(a,"CONDITION",Blockly.PHP.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};Blockly.PHP.texts={};Blockly.PHP.text=function(a){return[Blockly.PHP.quote_(a.getFieldValue("TEXT")),Blockly.PHP.ORDER_ATOMIC]};
 Blockly.PHP.text_join=function(a){var b;if(0==a.itemCount_)return["''",Blockly.PHP.ORDER_ATOMIC];if(1==a.itemCount_)return b=Blockly.PHP.valueToCode(a,"ADD0",Blockly.PHP.ORDER_NONE)||"''",[b,Blockly.PHP.ORDER_FUNCTION_CALL];if(2==a.itemCount_)return b=Blockly.PHP.valueToCode(a,"ADD0",Blockly.PHP.ORDER_NONE)||"''",a=Blockly.PHP.valueToCode(a,"ADD1",Blockly.PHP.ORDER_NONE)||"''",[b+" . "+a,Blockly.PHP.ORDER_ADDITION];b=Array(a.itemCount_);for(var c=0;c<a.itemCount_;c++)b[c]=Blockly.PHP.valueToCode(a,
 "ADD"+c,Blockly.PHP.ORDER_COMMA)||"''";b="implode('', array("+b.join(",")+"))";return[b,Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.text_append=function(a){var b=Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);a=Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_NONE)||"''";return b+" .= "+a+";\n"};Blockly.PHP.text_length=function(a){return["strlen("+(Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_FUNCTION_CALL)||"''")+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.text_isEmpty=function(a){return["empty("+(Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_FUNCTION_CALL)||"''")+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
@@ -86,6 +72,4 @@ Blockly.PHP.text_getSubstring=function(a){var b=Blockly.PHP.valueToCode(a,"STRIN
 "  return substr($text, $at1, $at2);","}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.text_changeCase=function(a){var b;"UPPERCASE"==a.getFieldValue("CASE")?(a=Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_FUNCTION_CALL)||"''",b="strtoupper("+a+")"):"LOWERCASE"==a.getFieldValue("CASE")?(a=Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_FUNCTION_CALL)||"''",b="strtolower("+a+")"):"TITLECASE"==a.getFieldValue("CASE")&&(a=Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_FUNCTION_CALL)||"''",b="ucwords(strtolower("+a+"))");return[b,Blockly.PHP.ORDER_FUNCTION_CALL]};
 Blockly.PHP.text_trim=function(a){var b={LEFT:"ltrim",RIGHT:"rtrim",BOTH:"trim"}[a.getFieldValue("MODE")];a=Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_NONE)||"''";return[b+"("+a+")",Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.text_print=function(a){return"print("+(Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_NONE)||"''")+");\n"};
-Blockly.PHP.text_prompt_ext=function(a){var b="readline("+(a.getField("TEXT")?Blockly.PHP.quote_(a.getFieldValue("TEXT")):Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_NONE)||"''")+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="floatval("+b+")");return[b,Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.text_prompt=Blockly.PHP.text_prompt_ext;
-// Copyright 2015 Google Inc.  Apache License 2.0
-Blockly.PHP.variables={};Blockly.PHP.variables_get=function(a){return[Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.variables_set=function(a){var b=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_ASSIGNMENT)||"0";return Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
+Blockly.PHP.text_prompt_ext=function(a){var b="readline("+(a.getField("TEXT")?Blockly.PHP.quote_(a.getFieldValue("TEXT")):Blockly.PHP.valueToCode(a,"TEXT",Blockly.PHP.ORDER_NONE)||"''")+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="floatval("+b+")");return[b,Blockly.PHP.ORDER_FUNCTION_CALL]};Blockly.PHP.text_prompt=Blockly.PHP.text_prompt_ext;Blockly.PHP.variables={};Blockly.PHP.variables_get=function(a){return[Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.PHP.ORDER_ATOMIC]};Blockly.PHP.variables_set=function(a){var b=Blockly.PHP.valueToCode(a,"VALUE",Blockly.PHP.ORDER_ASSIGNMENT)||"0";return Blockly.PHP.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
diff --git a/python_compressed.js b/python_compressed.js
index a3eb0edf7..9d8a53f71 100644
--- a/python_compressed.js
+++ b/python_compressed.js
@@ -8,15 +8,11 @@ Blockly.Python.ORDER_ATOMIC=0;Blockly.Python.ORDER_COLLECTION=1;Blockly.Python.O
 Blockly.Python.ORDER_RELATIONAL=11;Blockly.Python.ORDER_LOGICAL_NOT=12;Blockly.Python.ORDER_LOGICAL_AND=13;Blockly.Python.ORDER_LOGICAL_OR=14;Blockly.Python.ORDER_CONDITIONAL=15;Blockly.Python.ORDER_LAMBDA=16;Blockly.Python.ORDER_NONE=99;Blockly.Python.PASS="  pass\n";
 Blockly.Python.init=function(a){Blockly.Python.definitions_=Object.create(null);Blockly.Python.functionNames_=Object.create(null);Blockly.Python.variableDB_?Blockly.Python.variableDB_.reset():Blockly.Python.variableDB_=new Blockly.Names(Blockly.Python.RESERVED_WORDS_);var b=[];a=Blockly.Variables.allVariables(a);for(var c=0;c<a.length;c++)b[c]=Blockly.Python.variableDB_.getName(a[c],Blockly.Variables.NAME_TYPE)+" = None";Blockly.Python.definitions_.variables=b.join("\n")};
 Blockly.Python.finish=function(a){var b=[],c=[],d;for(d in Blockly.Python.definitions_){var e=Blockly.Python.definitions_[d];e.match(/^(from\s+\S+\s+)?import\s+\S+/)?b.push(e):c.push(e)}return(b.join("\n")+"\n\n"+c.join("\n\n")).replace(/\n\n+/g,"\n\n").replace(/\n*$/,"\n\n\n")+a};Blockly.Python.scrubNakedValue=function(a){return a+"\n"};Blockly.Python.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/\%/g,"\\%").replace(/'/g,"\\'");return"'"+a+"'"};
-Blockly.Python.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.Python.prefixLines(d,"# ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.Python.allNestedComments(d))&&(c+=Blockly.Python.prefixLines(d,"# "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.Python.blockToCode(e);return c+b+e};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.colour={};Blockly.Python.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.colour_random=function(a){Blockly.Python.definitions_.import_random="import random";return["'#%06x' % random.randint(0, 2**24 - 1)",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.Python.prefixLines(d,"# ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.Python.allNestedComments(d))&&(c+=Blockly.Python.prefixLines(d,"# "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.Python.blockToCode(e);return c+b+e};Blockly.Python.colour={};Blockly.Python.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.colour_random=function(a){Blockly.Python.definitions_.import_random="import random";return["'#%06x' % random.randint(0, 2**24 - 1)",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.colour_rgb=function(a){var b=Blockly.Python.provideFunction_("colour_rgb",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(r, g, b):","  r = round(min(100, max(0, r)) * 2.55)","  g = round(min(100, max(0, g)) * 2.55)","  b = round(min(100, max(0, b)) * 2.55)","  return '#%02x%02x%02x' % (r, g, b)"]),c=Blockly.Python.valueToCode(a,"RED",Blockly.Python.ORDER_NONE)||0,d=Blockly.Python.valueToCode(a,"GREEN",Blockly.Python.ORDER_NONE)||0;a=Blockly.Python.valueToCode(a,"BLUE",Blockly.Python.ORDER_NONE)||
 0;return[b+"("+c+", "+d+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.colour_blend=function(a){var b=Blockly.Python.provideFunction_("colour_blend",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(colour1, colour2, ratio):","  r1, r2 = int(colour1[1:3], 16), int(colour2[1:3], 16)","  g1, g2 = int(colour1[3:5], 16), int(colour2[3:5], 16)","  b1, b2 = int(colour1[5:7], 16), int(colour2[5:7], 16)","  ratio = min(1, max(0, ratio))","  r = round(r1 * (1 - ratio) + r2 * ratio)","  g = round(g1 * (1 - ratio) + g2 * ratio)","  b = round(b1 * (1 - ratio) + b2 * ratio)",
-"  return '#%02x%02x%02x' % (r, g, b)"]),c=Blockly.Python.valueToCode(a,"COLOUR1",Blockly.Python.ORDER_NONE)||"'#000000'",d=Blockly.Python.valueToCode(a,"COLOUR2",Blockly.Python.ORDER_NONE)||"'#000000'";a=Blockly.Python.valueToCode(a,"RATIO",Blockly.Python.ORDER_NONE)||0;return[b+"("+c+", "+d+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.lists={};Blockly.Python.lists_create_empty=function(a){return["[]",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.Python.valueToCode(a,"ADD"+c,Blockly.Python.ORDER_NONE)||"None";b="["+b.join(", ")+"]";return[b,Blockly.Python.ORDER_ATOMIC]};
+"  return '#%02x%02x%02x' % (r, g, b)"]),c=Blockly.Python.valueToCode(a,"COLOUR1",Blockly.Python.ORDER_NONE)||"'#000000'",d=Blockly.Python.valueToCode(a,"COLOUR2",Blockly.Python.ORDER_NONE)||"'#000000'";a=Blockly.Python.valueToCode(a,"RATIO",Blockly.Python.ORDER_NONE)||0;return[b+"("+c+", "+d+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.lists={};Blockly.Python.lists_create_empty=function(a){return["[]",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.Python.valueToCode(a,"ADD"+c,Blockly.Python.ORDER_NONE)||"None";b="["+b.join(", ")+"]";return[b,Blockly.Python.ORDER_ATOMIC]};
 Blockly.Python.lists_repeat=function(a){var b=Blockly.Python.valueToCode(a,"ITEM",Blockly.Python.ORDER_NONE)||"None";a=Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";return["["+b+"] * "+a,Blockly.Python.ORDER_MULTIPLICATIVE]};Blockly.Python.lists_length=function(a){return["len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"[]")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.lists_isEmpty=function(a){return["not len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"[]")+")",Blockly.Python.ORDER_LOGICAL_NOT]};
 Blockly.Python.lists_indexOf=function(a){var b=Blockly.Python.valueToCode(a,"FIND",Blockly.Python.ORDER_NONE)||"[]",c=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_MEMBER)||"''";return[("FIRST"==a.getFieldValue("END")?Blockly.Python.provideFunction_("first_index",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(myList, elem):","  try: theIndex = myList.index(elem) + 1","  except: theIndex = 0","  return theIndex"]):Blockly.Python.provideFunction_("last_index",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+
@@ -30,24 +26,18 @@ Blockly.Python.lists_setIndex=function(a){var b=Blockly.Python.valueToCode(a,"LI
 b+"\n",b=d,d=e);e=Blockly.Python.variableDB_.getDistinctName("tmp_x",Blockly.Variables.NAME_TYPE);d+=e+" = int(random.random() * len("+b+"))\n";if("SET"==c)return d+(b+"["+e+"] = "+a+"\n");if("INSERT"==c)return d+=b+".insert("+e+", "+a+")\n"}throw"Unhandled combination (lists_setIndex).";};
 Blockly.Python.lists_getSublist=function(a){var b=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_MEMBER)||"[]",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2"),e=Blockly.Python.valueToCode(a,"AT1",Blockly.Python.ORDER_ADDITIVE)||"1";a=Blockly.Python.valueToCode(a,"AT2",Blockly.Python.ORDER_ADDITIVE)||"1";"FIRST"==c||"FROM_START"==c&&"1"==e?e="":"FROM_START"==c?e=Blockly.isNumber(e)?parseInt(e,10)-1:"int("+e+" - 1)":"FROM_END"==c&&(e=Blockly.isNumber(e)?-parseInt(e,10):"-int("+e+")");
 "LAST"==d||"FROM_END"==d&&"1"==a?a="":"FROM_START"==c?a=Blockly.isNumber(a)?parseInt(a,10):"int("+a+")":"FROM_END"==c&&(Blockly.isNumber(a)?(a=1-parseInt(a,10),0==a&&(a="")):(Blockly.Python.definitions_.import_sys="import sys",a="int(1 - "+a+") or sys.maxsize"));return[b+"["+e+" : "+a+"]",Blockly.Python.ORDER_MEMBER]};
-Blockly.Python.lists_split=function(a){var b=a.getFieldValue("MODE");if("SPLIT"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_MEMBER)||"''",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_NONE),a=b+".split("+a+")";else if("JOIN"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_NONE)||"[]",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_MEMBER)||"''",a=a+".join("+b+")";else throw"Unknown mode: "+b;return[a,Blockly.Python.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.logic={};
+Blockly.Python.lists_split=function(a){var b=a.getFieldValue("MODE");if("SPLIT"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_MEMBER)||"''",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_NONE),a=b+".split("+a+")";else if("JOIN"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_NONE)||"[]",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_MEMBER)||"''",a=a+".join("+b+")";else throw"Unknown mode: "+b;return[a,Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.logic={};
 Blockly.Python.controls_if=function(a){for(var b=0,c=Blockly.Python.valueToCode(a,"IF"+b,Blockly.Python.ORDER_NONE)||"False",d=Blockly.Python.statementToCode(a,"DO"+b)||Blockly.Python.PASS,e="if "+c+":\n"+d,b=1;b<=a.elseifCount_;b++)c=Blockly.Python.valueToCode(a,"IF"+b,Blockly.Python.ORDER_NONE)||"False",d=Blockly.Python.statementToCode(a,"DO"+b)||Blockly.Python.PASS,e+="elif "+c+":\n"+d;a.elseCount_&&(d=Blockly.Python.statementToCode(a,"ELSE")||Blockly.Python.PASS,e+="else:\n"+d);return e};
 Blockly.Python.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c=Blockly.Python.ORDER_RELATIONAL,d=Blockly.Python.valueToCode(a,"A",c)||"0";a=Blockly.Python.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
 Blockly.Python.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"and":"or",c="and"==b?Blockly.Python.ORDER_LOGICAL_AND:Blockly.Python.ORDER_LOGICAL_OR,d=Blockly.Python.valueToCode(a,"A",c);a=Blockly.Python.valueToCode(a,"B",c);if(d||a){var e="and"==b?"True":"False";d||(d=e);a||(a=e)}else a=d="False";return[d+" "+b+" "+a,c]};Blockly.Python.logic_negate=function(a){return["not "+(Blockly.Python.valueToCode(a,"BOOL",Blockly.Python.ORDER_LOGICAL_NOT)||"True"),Blockly.Python.ORDER_LOGICAL_NOT]};
 Blockly.Python.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"True":"False",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.logic_null=function(a){return["None",Blockly.Python.ORDER_ATOMIC]};
-Blockly.Python.logic_ternary=function(a){var b=Blockly.Python.valueToCode(a,"IF",Blockly.Python.ORDER_CONDITIONAL)||"False",c=Blockly.Python.valueToCode(a,"THEN",Blockly.Python.ORDER_CONDITIONAL)||"None";a=Blockly.Python.valueToCode(a,"ELSE",Blockly.Python.ORDER_CONDITIONAL)||"None";return[c+" if "+b+" else "+a,Blockly.Python.ORDER_CONDITIONAL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.loops={};Blockly.Python.controls_repeat_ext=function(a){var b=a.getField("TIMES")?parseInt(a.getFieldValue("TIMES"),10):Blockly.Python.valueToCode(a,"TIMES",Blockly.Python.ORDER_NONE)||"0",b=Blockly.isNumber(b)?parseInt(b,10):"int("+b+")",c=Blockly.Python.statementToCode(a,"DO"),c=Blockly.Python.addLoopTrap(c,a.id)||Blockly.Python.PASS;return"for "+Blockly.Python.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE)+" in range("+b+"):\n"+c};
+Blockly.Python.logic_ternary=function(a){var b=Blockly.Python.valueToCode(a,"IF",Blockly.Python.ORDER_CONDITIONAL)||"False",c=Blockly.Python.valueToCode(a,"THEN",Blockly.Python.ORDER_CONDITIONAL)||"None";a=Blockly.Python.valueToCode(a,"ELSE",Blockly.Python.ORDER_CONDITIONAL)||"None";return[c+" if "+b+" else "+a,Blockly.Python.ORDER_CONDITIONAL]};Blockly.Python.loops={};Blockly.Python.controls_repeat_ext=function(a){var b=a.getField("TIMES")?parseInt(a.getFieldValue("TIMES"),10):Blockly.Python.valueToCode(a,"TIMES",Blockly.Python.ORDER_NONE)||"0",b=Blockly.isNumber(b)?parseInt(b,10):"int("+b+")",c=Blockly.Python.statementToCode(a,"DO"),c=Blockly.Python.addLoopTrap(c,a.id)||Blockly.Python.PASS;return"for "+Blockly.Python.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE)+" in range("+b+"):\n"+c};
 Blockly.Python.controls_repeat=Blockly.Python.controls_repeat_ext;Blockly.Python.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.Python.valueToCode(a,"BOOL",b?Blockly.Python.ORDER_LOGICAL_NOT:Blockly.Python.ORDER_NONE)||"False",d=Blockly.Python.statementToCode(a,"DO"),d=Blockly.Python.addLoopTrap(d,a.id)||Blockly.Python.PASS;b&&(c="not "+c);return"while "+c+":\n"+d};
 Blockly.Python.controls_for=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0",d=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0",e=Blockly.Python.valueToCode(a,"BY",Blockly.Python.ORDER_NONE)||"1",g=Blockly.Python.statementToCode(a,"DO"),g=Blockly.Python.addLoopTrap(g,a.id)||Blockly.Python.PASS,f="",h=function(){return Blockly.Python.provideFunction_("upRange",
 ["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(start, stop, step):","  while start <= stop:","    yield start","    start += abs(step)"])},k=function(){return Blockly.Python.provideFunction_("downRange",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(start, stop, step):","  while start >= stop:","    yield start","    start -= abs(step)"])};a=function(a,b,c){return"("+a+" <= "+b+") and "+h()+"("+a+", "+b+", "+c+") or "+k()+"("+a+", "+b+", "+c+")"};if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&
 Blockly.isNumber(e))c=parseFloat(c),d=parseFloat(d),e=Math.abs(parseFloat(e)),0===c%1&&0===d%1&&0===e%1?(c<=d?(d++,a=0==c&&1==e?d:c+", "+d,1!=e&&(a+=", "+e)):(d--,a=c+", "+d+", -"+e),a="range("+a+")"):(a=c<d?h():k(),a+="("+c+", "+d+", "+e+")");else{var l=function(a,c){if(Blockly.isNumber(a))a=parseFloat(a);else if(a.match(/^\w+$/))a="float("+a+")";else{var d=Blockly.Python.variableDB_.getDistinctName(b+c,Blockly.Variables.NAME_TYPE);f+=d+" = float("+a+")\n";a=d}return a},c=l(c,"_start"),d=l(d,"_end");
 l(e,"_inc");a="number"==typeof c&&"number"==typeof d?c<d?h(c,d,e):k(c,d,e):a(c,d,e)}return f+="for "+b+" in "+a+":\n"+g};Blockly.Python.controls_forEach=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_RELATIONAL)||"[]",d=Blockly.Python.statementToCode(a,"DO"),d=Blockly.Python.addLoopTrap(d,a.id)||Blockly.Python.PASS;return"for "+b+" in "+c+":\n"+d};
-Blockly.Python.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break\n";case "CONTINUE":return"continue\n"}throw"Unknown flow statement.";};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.math={};Blockly.Python.addReservedWords("math,random");Blockly.Python.math_number=function(a){a=parseFloat(a.getFieldValue("NUM"));return[a,0>a?Blockly.Python.ORDER_UNARY_SIGN:Blockly.Python.ORDER_ATOMIC]};
+Blockly.Python.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break\n";case "CONTINUE":return"continue\n"}throw"Unknown flow statement.";};Blockly.Python.math={};Blockly.Python.addReservedWords("math,random");Blockly.Python.math_number=function(a){a=parseFloat(a.getFieldValue("NUM"));return[a,0>a?Blockly.Python.ORDER_UNARY_SIGN:Blockly.Python.ORDER_ATOMIC]};
 Blockly.Python.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.Python.ORDER_ADDITIVE],MINUS:[" - ",Blockly.Python.ORDER_ADDITIVE],MULTIPLY:[" * ",Blockly.Python.ORDER_MULTIPLICATIVE],DIVIDE:[" / ",Blockly.Python.ORDER_MULTIPLICATIVE],POWER:[" ** ",Blockly.Python.ORDER_EXPONENTIATION]}[a.getFieldValue("OP")],c=b[0],b=b[1],d=Blockly.Python.valueToCode(a,"A",b)||"0";a=Blockly.Python.valueToCode(a,"B",b)||"0";return[d+c+a,b]};
 Blockly.Python.math_single=function(a){var b=a.getFieldValue("OP"),c;if("NEG"==b)return c=Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_UNARY_SIGN)||"0",["-"+c,Blockly.Python.ORDER_UNARY_SIGN];Blockly.Python.definitions_.import_math="import math";a="SIN"==b||"COS"==b||"TAN"==b?Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_MULTIPLICATIVE)||"0":Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_NONE)||"0";switch(b){case "ABS":c="math.fabs("+a+")";break;case "ROOT":c="math.sqrt("+
 a+")";break;case "LN":c="math.log("+a+")";break;case "LOG10":c="math.log10("+a+")";break;case "EXP":c="math.exp("+a+")";break;case "POW10":c="math.pow(10,"+a+")";break;case "ROUND":c="round("+a+")";break;case "ROUNDUP":c="math.ceil("+a+")";break;case "ROUNDDOWN":c="math.floor("+a+")";break;case "SIN":c="math.sin("+a+" / 180.0 * math.pi)";break;case "COS":c="math.cos("+a+" / 180.0 * math.pi)";break;case "TAN":c="math.tan("+a+" / 180.0 * math.pi)"}if(c)return[c,Blockly.Python.ORDER_FUNCTION_CALL];switch(b){case "ASIN":c=
@@ -63,16 +53,12 @@ b=b+"("+a+")";break;case "MEDIAN":b=Blockly.Python.provideFunction_("math_median
 "  for counted_item, item_count in counts:","    if item_count == maxCount:","      modes.append(counted_item)","  return modes"]);b=b+"("+a+")";break;case "STD_DEV":Blockly.Python.definitions_.import_math="import math";b=Blockly.Python.provideFunction_("math_standard_deviation",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(numbers):","  n = len(numbers)","  if n == 0: return","  mean = float(sum(numbers)) / n","  variance = sum((x - mean) ** 2 for x in numbers) / n","  return math.sqrt(variance)"]);
 b=b+"("+a+")";break;case "RANDOM":Blockly.Python.definitions_.import_random="import random";b="random.choice("+a+")";break;default:throw"Unknown operator: "+b;}return[b,Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.math_modulo=function(a){var b=Blockly.Python.valueToCode(a,"DIVIDEND",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";a=Blockly.Python.valueToCode(a,"DIVISOR",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";return[b+" % "+a,Blockly.Python.ORDER_MULTIPLICATIVE]};
 Blockly.Python.math_constrain=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0",c=Blockly.Python.valueToCode(a,"LOW",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"HIGH",Blockly.Python.ORDER_NONE)||"float('inf')";return["min(max("+b+", "+c+"), "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
-Blockly.Python.math_random_int=function(a){Blockly.Python.definitions_.import_random="import random";var b=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0";return["random.randint("+b+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.math_random_float=function(a){Blockly.Python.definitions_.import_random="import random";return["random.random()",Blockly.Python.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.procedures={};
+Blockly.Python.math_random_int=function(a){Blockly.Python.definitions_.import_random="import random";var b=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0";return["random.randint("+b+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.math_random_float=function(a){Blockly.Python.definitions_.import_random="import random";return["random.random()",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.procedures={};
 Blockly.Python.procedures_defreturn=function(a){for(var b=Blockly.Variables.allVariables(a),c=b.length-1;0<=c;c--){var d=b[c];-1==a.arguments_.indexOf(d)?b[c]=Blockly.Python.variableDB_.getName(d,Blockly.Variables.NAME_TYPE):b.splice(c,1)}b=b.length?"  global "+b.join(", ")+"\n":"";c=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE);d=Blockly.Python.statementToCode(a,"STACK");Blockly.Python.STATEMENT_PREFIX&&(d=Blockly.Python.prefixLines(Blockly.Python.STATEMENT_PREFIX.replace(/%1/g,"'"+
 a.id+"'"),Blockly.Python.INDENT)+d);Blockly.Python.INFINITE_LOOP_TRAP&&(d=Blockly.Python.INFINITE_LOOP_TRAP.replace(/%1/g,'"'+a.id+'"')+d);var e=Blockly.Python.valueToCode(a,"RETURN",Blockly.Python.ORDER_NONE)||"";e?e="  return "+e+"\n":d||(d=Blockly.Python.PASS);for(var g=[],f=0;f<a.arguments_.length;f++)g[f]=Blockly.Python.variableDB_.getName(a.arguments_[f],Blockly.Variables.NAME_TYPE);b="def "+c+"("+g.join(", ")+"):\n"+b+d+e;b=Blockly.Python.scrub_(a,b);Blockly.Python.definitions_[c]=b;return null};
 Blockly.Python.procedures_defnoreturn=Blockly.Python.procedures_defreturn;Blockly.Python.procedures_callreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return[b+"("+c.join(", ")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.procedures_callnoreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return b+"("+c.join(", ")+")\n"};
-Blockly.Python.procedures_ifreturn=function(a){var b="if "+(Blockly.Python.valueToCode(a,"CONDITION",Blockly.Python.ORDER_NONE)||"False")+":\n";a.hasReturnValue_?(a=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"None",b+="  return "+a+"\n"):b+="  return\n";return b};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.texts={};Blockly.Python.text=function(a){return[Blockly.Python.quote_(a.getFieldValue("TEXT")),Blockly.Python.ORDER_ATOMIC]};
+Blockly.Python.procedures_ifreturn=function(a){var b="if "+(Blockly.Python.valueToCode(a,"CONDITION",Blockly.Python.ORDER_NONE)||"False")+":\n";a.hasReturnValue_?(a=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"None",b+="  return "+a+"\n"):b+="  return\n";return b};Blockly.Python.texts={};Blockly.Python.text=function(a){return[Blockly.Python.quote_(a.getFieldValue("TEXT")),Blockly.Python.ORDER_ATOMIC]};
 Blockly.Python.text_join=function(a){var b;if(0==a.itemCount_)return["''",Blockly.Python.ORDER_ATOMIC];if(1==a.itemCount_)return b=Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''",["str("+b+")",Blockly.Python.ORDER_FUNCTION_CALL];if(2==a.itemCount_)return b=Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''",a=Blockly.Python.valueToCode(a,"ADD1",Blockly.Python.ORDER_NONE)||"''",["str("+b+") + str("+a+")",Blockly.Python.ORDER_UNARY_SIGN];b=[];for(var c=0;c<a.itemCount_;c++)b[c]=
 Blockly.Python.valueToCode(a,"ADD"+c,Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.variableDB_.getDistinctName("temp_value",Blockly.Variables.NAME_TYPE);b="''.join([str("+a+") for "+a+" in ["+b.join(", ")+"]])";return[b,Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.text_append=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);a=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''";return b+" = str("+b+") + str("+a+")\n"};
 Blockly.Python.text_length=function(a){return["len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"''")+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.text_isEmpty=function(a){return["not len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"''")+")",Blockly.Python.ORDER_LOGICAL_NOT]};
@@ -84,6 +70,4 @@ e+")");"LAST"==d||"FROM_END"==d&&"1"==a?a="":"FROM_START"==c?a=Blockly.isNumber(
 Blockly.Python.text_changeCase=function(a){var b={UPPERCASE:".upper()",LOWERCASE:".lower()",TITLECASE:".title()"}[a.getFieldValue("CASE")];return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+b,Blockly.Python.ORDER_MEMBER]};Blockly.Python.text_trim=function(a){var b={LEFT:".lstrip()",RIGHT:".rstrip()",BOTH:".strip()"}[a.getFieldValue("MODE")];return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+b,Blockly.Python.ORDER_MEMBER]};
 Blockly.Python.text_print=function(a){return"print("+(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''")+")\n"};
 Blockly.Python.text_prompt_ext=function(a){var b=Blockly.Python.provideFunction_("text_prompt",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(msg):","  try:","    return raw_input(msg)","  except NameError:","    return input(msg)"]),c=a.getField("TEXT")?Blockly.Python.quote_(a.getFieldValue("TEXT")):Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''",b=b+"("+c+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="float("+b+")");return[b,Blockly.Python.ORDER_FUNCTION_CALL]};
-Blockly.Python.text_prompt=Blockly.Python.text_prompt_ext;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Python.variables={};Blockly.Python.variables_get=function(a){return[Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.variables_set=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0";return Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+"\n"};
\ No newline at end of file
+Blockly.Python.text_prompt=Blockly.Python.text_prompt_ext;Blockly.Python.variables={};Blockly.Python.variables_get=function(a){return[Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.variables_set=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0";return Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+"\n"};
\ No newline at end of file