From b7f73d60bb3fc1cb63c517908bdaf9ef01831001 Mon Sep 17 00:00:00 2001
From: Neil Fraser <fraser@google.com>
Date: Thu, 31 Mar 2016 14:19:34 -0700
Subject: [PATCH] Routine recompile.

---
 blockly_compressed.js   | 107 +++++++++++++++++++++-------------------
 blockly_uncompressed.js |   4 +-
 msg/js/ba.js            |  22 ++++-----
 msg/js/he.js            |  10 ++--
 msg/js/pl.js            |   4 +-
 msg/js/zh-hant.js       |   4 +-
 6 files changed, 78 insertions(+), 73 deletions(-)

diff --git a/blockly_compressed.js b/blockly_compressed.js
index 1b94ef1c0..418052233 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -898,28 +898,28 @@ Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Block
 this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_();this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
 Blockly.Comment.prototype.setBubbleSize=function(a,b){this.textarea_?this.bubble_.setBubbleSize(a,b):(this.width_=a,this.height_=b)};Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.text_!=a&&(Blockly.Events.fire(new Blockly.Events.Change(this.block_,"comment",null,this.text_,a)),this.text_=a);this.textarea_&&(this.textarea_.value=a)};
 Blockly.Comment.prototype.dispose=function(){Blockly.Events.isEnabled()&&this.setText("");this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.type=b;a.workspace.connectionDBList&&(this.db_=a.workspace.connectionDBList[b],this.dbOpposite_=a.workspace.connectionDBList[Blockly.OPPOSITE_TYPE[b]],this.hidden_=!this.db_)};Blockly.Connection.CAN_CONNECT=0;Blockly.Connection.REASON_SELF_CONNECTION=1;Blockly.Connection.REASON_WRONG_TYPE=2;Blockly.Connection.REASON_TARGET_NULL=3;Blockly.Connection.REASON_CHECKS_FAILED=4;Blockly.Connection.REASON_DIFFERENT_WORKSPACES=5;
-Blockly.Connection.connect_=function(a,b){var c=a.getSourceBlock(),d=b.getSourceBlock();b.targetConnection&&b.disconnect();if(a.targetConnection){var e=a.targetBlock(),f=a.getShadowDom();a.setShadowDom(null);if(e.isShadow())f=Blockly.Xml.blockToDom(e),e.dispose(),e=null;else if(a.type==Blockly.INPUT_VALUE){if(!e.outputConnection)throw"Orphan block does not have an output connection.";var g=Blockly.Connection.lastConnectionInRow_(d,e);g&&(e.outputConnection.connect(g),e=null)}else if(a.type==Blockly.NEXT_STATEMENT){if(!e.previousConnection)throw"Orphan block does not have a previous connection.";
-for(g=d;g.nextConnection;)if(g.nextConnection.targetConnection)g=g.getNextBlock();else{e.previousConnection.checkType_(g.nextConnection)&&(g.nextConnection.connect(e.previousConnection),e=null);break}}if(e&&(a.disconnect(),Blockly.Events.recordUndo)){var h=Blockly.Events.getGroup();setTimeout(function(){e.workspace&&!e.getParent()&&(Blockly.Events.setGroup(h),e.outputConnection?e.outputConnection.bumpAwayFrom_(a):e.previousConnection&&e.previousConnection.bumpAwayFrom_(a),Blockly.Events.setGroup(!1))},
+Blockly.Connection.connect_=function(a,b){var c=a.getSourceBlock(),d=b.getSourceBlock();b.isConnected()&&b.disconnect();if(a.isConnected()){var e=a.targetBlock(),f=a.getShadowDom();a.setShadowDom(null);if(e.isShadow())f=Blockly.Xml.blockToDom(e),e.dispose(),e=null;else if(a.type==Blockly.INPUT_VALUE){if(!e.outputConnection)throw"Orphan block does not have an output connection.";var g=Blockly.Connection.lastConnectionInRow_(d,e);g&&(e.outputConnection.connect(g),e=null)}else if(a.type==Blockly.NEXT_STATEMENT){if(!e.previousConnection)throw"Orphan block does not have a previous connection.";
+for(g=d;g.nextConnection;)if(g.nextConnection.isConnected())g=g.getNextBlock();else{e.previousConnection.checkType_(g.nextConnection)&&(g.nextConnection.connect(e.previousConnection),e=null);break}}if(e&&(a.disconnect(),Blockly.Events.recordUndo)){var h=Blockly.Events.getGroup();setTimeout(function(){e.workspace&&!e.getParent()&&(Blockly.Events.setGroup(h),e.outputConnection?e.outputConnection.bumpAwayFrom_(a):e.previousConnection&&e.previousConnection.bumpAwayFrom_(a),Blockly.Events.setGroup(!1))},
 Blockly.BUMP_DELAY)}a.setShadowDom(f)}var k;Blockly.Events.isEnabled()&&(k=new Blockly.Events.Move(d));Blockly.Connection.connectReciprocally_(a,b);d.setParent(c);k&&(k.recordNew(),Blockly.Events.fire(k));c.rendered&&c.updateDisabled();d.rendered&&d.updateDisabled();c.rendered&&d.rendered&&(a.type==Blockly.NEXT_STATEMENT||a.type==Blockly.PREVIOUS_STATEMENT?d.render():c.render())};Blockly.Connection.prototype.targetConnection=null;Blockly.Connection.prototype.check_=null;
 Blockly.Connection.prototype.shadowDom_=null;Blockly.Connection.prototype.x_=0;Blockly.Connection.prototype.y_=0;Blockly.Connection.prototype.inDB_=!1;Blockly.Connection.prototype.db_=null;Blockly.Connection.prototype.dbOpposite_=null;Blockly.Connection.prototype.hidden_=null;
-Blockly.Connection.prototype.dispose=function(){if(this.targetConnection)throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);Blockly.highlightedConnection_==this&&(Blockly.highlightedConnection_=null);Blockly.localConnection_==this&&(Blockly.localConnection_=null);this.dbOpposite_=this.db_=null};Blockly.Connection.prototype.getSourceBlock=function(){return this.sourceBlock_};
-Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};Blockly.Connection.prototype.distanceFrom=function(a){var b=this.x_-a.x_;a=this.y_-a.y_;return Math.sqrt(b*b+a*a)};
+Blockly.Connection.prototype.dispose=function(){if(this.isConnected())throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);Blockly.highlightedConnection_==this&&(Blockly.highlightedConnection_=null);Blockly.localConnection_==this&&(Blockly.localConnection_=null);this.dbOpposite_=this.db_=null};Blockly.Connection.prototype.getSourceBlock=function(){return this.sourceBlock_};
+Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};Blockly.Connection.prototype.isConnected=function(){return!!this.targetConnection};Blockly.Connection.prototype.distanceFrom=function(a){var b=this.x_-a.x_;a=this.y_-a.y_;return Math.sqrt(b*b+a*a)};
 Blockly.Connection.prototype.canConnectWithReason_=function(a){if(a){if(this.sourceBlock_&&a.getSourceBlock()==this.sourceBlock_)return Blockly.Connection.REASON_SELF_CONNECTION;if(a.type!=Blockly.OPPOSITE_TYPE[this.type])return Blockly.Connection.REASON_WRONG_TYPE;if(this.sourceBlock_&&a.getSourceBlock()&&this.sourceBlock_.workspace!==a.getSourceBlock().workspace)return Blockly.Connection.REASON_DIFFERENT_WORKSPACES;if(!this.checkType_(a))return Blockly.Connection.REASON_CHECKS_FAILED}else return Blockly.Connection.REASON_TARGET_NULL;
 return Blockly.Connection.CAN_CONNECT};
 Blockly.Connection.prototype.checkConnection_=function(a){switch(this.canConnectWithReason_(a)){case Blockly.Connection.CAN_CONNECT:break;case Blockly.Connection.REASON_SELF_CONNECTION:throw"Attempted to connect a block to itself.";case Blockly.Connection.REASON_DIFFERENT_WORKSPACES:throw"Blocks not on same workspace.";case Blockly.Connection.REASON_WRONG_TYPE:throw"Attempt to connect incompatible types.";case Blockly.Connection.REASON_TARGET_NULL:throw"Target connection is null.";case Blockly.Connection.REASON_CHECKS_FAILED:throw"Connection checks failed.";
 default:throw"Unknown connection failure: this should never happen!";}};
-Blockly.Connection.prototype.isConnectionAllowed=function(a,b){if(this.distanceFrom(a)>b)return!1;var c=this.canConnectWithReason_(a);if(c!=Blockly.Connection.CAN_CONNECT&&c!=Blockly.Connection.REASON_MUST_DISCONNECT)return!1;if(a.type==Blockly.OUTPUT_VALUE||a.type==Blockly.PREVIOUS_STATEMENT)if(a.targetConnection||this.targetConnection)return!1;if(a.type==Blockly.INPUT_VALUE&&a.targetConnection&&!a.targetBlock().isMovable()&&!a.targetBlock().isShadow()||this.type==Blockly.PREVIOUS_STATEMENT&&a.targetConnection&&
+Blockly.Connection.prototype.isConnectionAllowed=function(a,b){if(this.distanceFrom(a)>b)return!1;var c=this.canConnectWithReason_(a);if(c!=Blockly.Connection.CAN_CONNECT&&c!=Blockly.Connection.REASON_MUST_DISCONNECT)return!1;if(a.type==Blockly.OUTPUT_VALUE||a.type==Blockly.PREVIOUS_STATEMENT)if(a.isConnected()||this.isConnected())return!1;if(a.type==Blockly.INPUT_VALUE&&a.isConnected()&&!a.targetBlock().isMovable()&&!a.targetBlock().isShadow()||this.type==Blockly.PREVIOUS_STATEMENT&&a.isConnected()&&
 !this.sourceBlock_.nextConnection)return!1;var c=a.getSourceBlock(),d=this.sourceBlock_;if(c&&d){do{if(d==c)return!1;c=c.getParent()}while(c)}return!0};Blockly.Connection.prototype.connect=function(a){this.targetConnection!=a&&(this.checkConnection_(a),this.isSuperior()?Blockly.Connection.connect_(this,a):Blockly.Connection.connect_(a,this))};Blockly.Connection.connectReciprocally_=function(a,b){goog.asserts.assert(a&&b,"Cannot connect null connections.");a.targetConnection=b;b.targetConnection=a};
 Blockly.Connection.singleConnection_=function(a,b){for(var c=!1,d=0;d<a.inputList.length;d++){var e=a.inputList[d].connection;if(e&&e.type==Blockly.INPUT_VALUE&&b.outputConnection.checkType_(e)){if(c)return null;c=e}}return c};Blockly.Connection.lastConnectionInRow_=function(a,b){for(var c=a,d;d=Blockly.Connection.singleConnection_(c,b);)if(c=d.targetBlock(),!c||c.isShadow())return d;return null};
 Blockly.Connection.prototype.disconnect=function(){var a=this.targetConnection;goog.asserts.assert(a,"Source connection not connected.");goog.asserts.assert(a.targetConnection==this,"Target connection not connected to source connection.");var b,c,d;this.isSuperior()?(b=this.sourceBlock_,c=a.getSourceBlock(),d=this):(b=a.getSourceBlock(),c=this.sourceBlock_,d=a);var e;Blockly.Events.isEnabled()&&(e=new Blockly.Events.Move(c));this.targetConnection=a.targetConnection=null;c.setParent(null);e&&(e.recordNew(),
 Blockly.Events.fire(e));a=d.getShadowDom();if(b.workspace&&a&&Blockly.Events.recordUndo){a=Blockly.Xml.domToBlock(b.workspace,a);if(a.outputConnection)d.connect(a.outputConnection);else if(a.previousConnection)d.connect(a.previousConnection);else throw"Child block does not have output or previous statement.";a.initSvg();a.render(!1)}b.rendered&&b.render();c.rendered&&(c.updateDisabled(),c.render())};
-Blockly.Connection.prototype.targetBlock=function(){return this.targetConnection?this.targetConnection.getSourceBlock():null};
+Blockly.Connection.prototype.targetBlock=function(){return this.isConnected()?this.targetConnection.getSourceBlock():null};
 Blockly.Connection.prototype.bumpAwayFrom_=function(a){if(Blockly.dragMode_==Blockly.DRAG_NONE){var b=this.sourceBlock_.getRootBlock();if(!b.isInFlyout){var c=!1;if(!b.isMovable()){b=a.getSourceBlock().getRootBlock();if(!b.isMovable())return;a=this;c=!0}b.getSvgRoot().parentNode.appendChild(b.getSvgRoot());var d=a.x_+Blockly.SNAP_RADIUS-this.x_;a=a.y_+Blockly.SNAP_RADIUS-this.y_;c&&(a=-a);b.RTL&&(d=-d);b.moveBy(d,a)}}};
 Blockly.Connection.prototype.moveTo=function(a,b){this.inDB_&&this.db_.removeConnection_(this);this.x_=a;this.y_=b;this.hidden_||this.db_.addConnection(this)};Blockly.Connection.prototype.moveBy=function(a,b){this.moveTo(this.x_+a,this.y_+b)};
 Blockly.Connection.prototype.tighten_=function(){var a=this.targetConnection.x_-this.x_,b=this.targetConnection.y_-this.y_;if(0!=a||0!=b){var c=this.targetBlock(),d=c.getSvgRoot();if(!d)throw"block is not rendered.";d=Blockly.getRelativeXY_(d);c.getSvgRoot().setAttribute("transform","translate("+(d.x-a)+","+(d.y-b)+")");c.moveConnections_(-a,-b)}};Blockly.Connection.prototype.closest=function(a,b,c){return this.dbOpposite_.searchForClosest(this,a,b,c)};
-Blockly.Connection.prototype.checkType_=function(a){if(!this.check_||!a.check_)return!0;for(var b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};Blockly.Connection.prototype.setCheck=function(a){a?(goog.isArray(a)||(a=[a]),this.check_=a,this.targetConnection&&!this.checkType_(this.targetConnection)&&((this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug(),this.sourceBlock_.bumpNeighbours_())):this.check_=null;return this};
+Blockly.Connection.prototype.checkType_=function(a){if(!this.check_||!a.check_)return!0;for(var b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};Blockly.Connection.prototype.setCheck=function(a){a?(goog.isArray(a)||(a=[a]),this.check_=a,this.isConnected()&&!this.checkType_(this.targetConnection)&&((this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug(),this.sourceBlock_.bumpNeighbours_())):this.check_=null;return this};
 Blockly.Connection.prototype.setShadowDom=function(a){this.shadowDom_=a};Blockly.Connection.prototype.getShadowDom=function(){return this.shadowDom_};Blockly.Connection.prototype.neighbours_=function(a){return this.dbOpposite_.getNeighbours(this,a)};Blockly.Connection.prototype.setHidden=function(a){(this.hidden_=a)&&this.inDB_?this.db_.removeConnection_(this):a||this.inDB_||this.db_.addConnection(this)};
-Blockly.Connection.prototype.hideAll=function(){this.setHidden(!0);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setHidden(!0);c=c.getIcons();for(d=0;d<c.length;d++)c[d].setVisible(!1)}};
+Blockly.Connection.prototype.hideAll=function(){this.setHidden(!0);if(this.isConnected())for(var a=this.targetBlock().getDescendants(),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setHidden(!0);c=c.getIcons();for(d=0;d<c.length;d++)c[d].setVisible(!1)}};
 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());a.length||(a[0]=b)}return a};
 Blockly.Connection.prototype.highlight=function(){var a;a=this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE?"m 0,0 "+Blockly.BlockSvg.TAB_PATH_DOWN+" v 5":"m -20,0 h 5 "+Blockly.BlockSvg.NOTCH_PATH_LEFT+" h 5";var b=this.sourceBlock_.getRelativeToSurfaceXY();Blockly.Connection.highlightedPath_=Blockly.createSvgElement("path",{"class":"blocklyHighlightedConnectionPath",d:a,transform:"translate("+(this.x_-b.x)+","+(this.y_-b.y)+")"+(this.sourceBlock_.RTL?" scale(-1 1)":"")},this.sourceBlock_.getSvgRoot())};
 Blockly.Connection.prototype.unhighlight=function(){goog.dom.removeNode(Blockly.Connection.highlightedPath_);delete Blockly.Connection.highlightedPath_};Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,25);this.setValue(a);this.setValidator(b)};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
@@ -997,7 +997,7 @@ Blockly.Xml.domToBlock=function(a,b){Blockly.Events.disable();var c=Blockly.Xml.
 Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=b.getAttribute("type");if(!d)throw"Block type unspecified: \n"+b.outerHTML;for(var e=b.getAttribute("id"),c=a.newBlock(d,e),f=null,e=0,g;g=b.childNodes[e];e++)if(3!=g.nodeType){for(var h=f=null,k=0,l;l=g.childNodes[k];k++)1==l.nodeType&&("block"==l.nodeName.toLowerCase()?f=l:"shadow"==l.nodeName.toLowerCase()&&(h=l));!f&&h&&(f=h);k=g.getAttribute("name");switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&(c.domToMutation(g),
 c.initSvg&&c.initSvg());break;case "comment":c.setCommentText(g.textContent);var q=g.getAttribute("pinned");q&&!c.isInFlyout&&setTimeout(function(){c.comment&&c.comment.setVisible&&c.comment.setVisible("true"==q)},1);f=parseInt(g.getAttribute("w"),10);g=parseInt(g.getAttribute("h"),10);!isNaN(f)&&!isNaN(g)&&c.comment&&c.comment.setVisible&&c.comment.setBubbleSize(f,g);break;case "data":c.data=g.textContent;break;case "title":case "field":f=c.getField(k);if(!f){console.warn("Ignoring non-existent field "+
 k+" in block "+d);break}f.setValue(g.textContent);break;case "value":case "statement":g=c.getInput(k);if(!g){console.warn("Ignoring non-existent input "+k+" in block "+d);break}h&&g.connection.setShadowDom(h);if(f)if(f=Blockly.Xml.domToBlockHeadless_(a,f),f.outputConnection)g.connection.connect(f.outputConnection);else if(f.previousConnection)g.connection.connect(f.previousConnection);else throw"Child block does not have output or previous statement.";break;case "next":h&&c.nextConnection&&c.nextConnection.setShadowDom(h);
-if(f){if(!c.nextConnection)throw"Next statement does not exist.";if(c.nextConnection.targetConnection)throw"Next statement is already connected.";f=Blockly.Xml.domToBlockHeadless_(a,f);if(!f.previousConnection)throw"Next block does not have previous statement.";c.nextConnection.connect(f.previousConnection)}break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(d=b.getAttribute("inline"))&&c.setInputsInline("true"==d);(d=b.getAttribute("disabled"))&&c.setDisabled("true"==d);(d=b.getAttribute("deletable"))&&
+if(f){if(!c.nextConnection)throw"Next statement does not exist.";if(c.nextConnection.isConnected())throw"Next statement is already connected.";f=Blockly.Xml.domToBlockHeadless_(a,f);if(!f.previousConnection)throw"Next block does not have previous statement.";c.nextConnection.connect(f.previousConnection)}break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(d=b.getAttribute("inline"))&&c.setInputsInline("true"==d);(d=b.getAttribute("disabled"))&&c.setDisabled("true"==d);(d=b.getAttribute("deletable"))&&
 c.setDeletable("true"==d);(d=b.getAttribute("movable"))&&c.setMovable("true"==d);(d=b.getAttribute("editable"))&&c.setEditable("true"==d);(d=b.getAttribute("collapsed"))&&c.setCollapsed("true"==d);"shadow"==b.nodeName.toLowerCase()&&c.setShadow(!0);c.validate&&c.validate();return c};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};goog.global.Blockly||(goog.global.Blockly={});
 goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});goog.global.Blockly.Xml.domToText=Blockly.Xml.domToText;goog.global.Blockly.Xml.domToWorkspace=Blockly.Xml.domToWorkspace;goog.global.Blockly.Xml.textToDom=Blockly.Xml.textToDom;goog.global.Blockly.Xml.workspaceToDom=Blockly.Xml.workspaceToDom;
 // Copyright 2015 Google Inc.  Apache License 2.0
@@ -1056,33 +1056,33 @@ for(var b=0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBloc
 this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
 Blockly.Mutator.prototype.workspaceChanged_=function(){if(Blockly.dragMode_==Blockly.DRAG_NONE)for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}if(this.rootBlock_.workspace==this.workspace_){Blockly.Events.setGroup(!0);c=this.block_;a=(a=c.mutationToDom())&&Blockly.Xml.domToText(a);b=c.rendered;c.rendered=!1;c.compose(this.rootBlock_);c.rendered=b;c.initSvg();b=(b=c.mutationToDom())&&Blockly.Xml.domToText(b);
 if(a!=b){Blockly.Events.fire(new Blockly.Events.Change(c,"mutation",null,a,b));var f=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(f);c.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)}c.rendered&&c.render();this.resizeBubble_();Blockly.Events.setGroup(!1)}};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){return{viewHeight:this.workspaceHeight_,viewWidth:this.workspaceWidth_,absoluteTop:0,absoluteLeft:0}};
-Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.targetConnection&&c.disconnect(),c.connect(a),!0)};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Mutator||(goog.global.Blockly.Mutator={});goog.global.Blockly.Mutator.reconnect=Blockly.Mutator.reconnect;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.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Mutator||(goog.global.Blockly.Mutator={});goog.global.Blockly.Mutator.reconnect=Blockly.Mutator.reconnect;Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
 Blockly.Warning.prototype.drawIcon_=function(a){Blockly.createSvgElement("path",{"class":"blocklyIconShape",d:"M2,15Q-1,15 0.5,12L6.5,1.7Q8,-1 9.5,1.7L15.5,12Q17,15 14,15z"},a);Blockly.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m7,4.8v3.16l0.27,2.27h1.46l0.27,-2.27v-3.16z"},a);Blockly.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"7",y:"11",height:"2",width:"2"},a)};
 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(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.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.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
-Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){this.id=c&&!Blockly.Block.getById(c)?c:Blockly.genUid();Blockly.Block.BlockDB_[this.id]=this;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_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=
-a;this.isInFlyout=a.isFlyout;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: "%s" is an unknown language block.',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();this.inputsInlineDefault=this.inputsInline;Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.Create(this));goog.isFunction(this.onchange)&&(this.onchangeWrapper_=this.onchange.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_))};
+Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){this.id=c&&!Blockly.Block.getById(c)?c:Blockly.genUid();Blockly.Block.BlockDB_[this.id]=this;this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=
+a.isFlyout;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: "%s" is an unknown language block.',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();this.inputsInlineDefault=this.inputsInline;Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.Create(this));goog.isFunction(this.onchange)&&(this.onchangeWrapper_=this.onchange.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_))};
 Blockly.Block.obtain=function(a,b){console.warn("Deprecated call to Blockly.Block.obtain, use workspace.newBlock instead.");return a.newBlock(b)};Blockly.Block.prototype.data=null;Blockly.Block.prototype.colour_="#000000";
 Blockly.Block.prototype.dispose=function(a){this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);this.unplug(a);Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.Delete(this));Blockly.Events.disable();this.workspace&&(this.workspace.removeTopBlock(this),this.workspace=null);for(a=this.childBlocks_.length-1;0<=a;a--)this.childBlocks_[a].dispose(!1);a=0;for(var b;b=this.inputList[a];a++)b.dispose();this.inputList.length=0;b=this.getConnections_(!0);for(a=
-0;a<b.length;a++){var c=b[a];c.targetConnection&&c.disconnect();b[a].dispose()}delete Blockly.Block.BlockDB_[this.id];Blockly.Events.enable()};
-Blockly.Block.prototype.unplug=function(a){if(this.outputConnection)this.outputConnection.targetConnection&&this.outputConnection.disconnect();else if(this.previousConnection){var b=null;this.previousConnection.targetConnection&&(b=this.previousConnection.targetConnection,this.previousConnection.disconnect());var c=this.getNextBlock();a&&c&&(a=this.nextConnection.targetConnection,a.disconnect(),b&&b.checkType_(a)&&b.connect(a))}};
-Blockly.Block.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.previousConnection&&b.push(this.previousConnection),this.nextConnection&&b.push(this.nextConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};Blockly.Block.prototype.lastConnectionInStack_=function(){for(var a=this.nextConnection;a;){var b=a.targetBlock();if(!b)return a;a=b.nextConnection}return null};
-Blockly.Block.prototype.bumpNeighbours_=function(){if(this.workspace&&Blockly.dragMode_==Blockly.DRAG_NONE){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0,d;d=b[c];c++){d.targetConnection&&d.isSuperior()&&d.targetBlock().bumpNeighbours_();for(var e=d.neighbours_(Blockly.SNAP_RADIUS),f=0,g;g=e[f];f++)d.targetConnection&&g.targetConnection||g.getSourceBlock().getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom_(d):d.bumpAwayFrom_(g))}}};
-Blockly.Block.prototype.getParent=function(){return this.parentBlock_};Blockly.Block.prototype.getInputWithBlock=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.connection&&c.connection.targetBlock()==a)return c;return null};Blockly.Block.prototype.getSurroundParent=function(){var a=this;do{var b=a,a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};
+0;a<b.length;a++){var c=b[a];c.isConnected()&&c.disconnect();b[a].dispose()}delete Blockly.Block.BlockDB_[this.id];Blockly.Events.enable()};
+Blockly.Block.prototype.unplug=function(a){if(this.outputConnection)this.outputConnection.isConnected()&&this.outputConnection.disconnect();else if(this.previousConnection){var b=null;this.previousConnection.isConnected()&&(b=this.previousConnection.targetConnection,this.previousConnection.disconnect());var c=this.getNextBlock();a&&c&&(a=this.nextConnection.targetConnection,a.disconnect(),b&&b.checkType_(a)&&b.connect(a))}};
+Blockly.Block.prototype.getConnections_=function(){var a=[];this.outputConnection&&a.push(this.outputConnection);this.previousConnection&&a.push(this.previousConnection);this.nextConnection&&a.push(this.nextConnection);for(var b=0,c;c=this.inputList[b];b++)c.connection&&a.push(c.connection);return a};Blockly.Block.prototype.lastConnectionInStack_=function(){for(var a=this.nextConnection;a;){var b=a.targetBlock();if(!b)return a;a=b.nextConnection}return null};
+Blockly.Block.prototype.bumpNeighbours_=function(){if(this.workspace&&Blockly.dragMode_==Blockly.DRAG_NONE){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0,d;d=b[c];c++){d.isConnected()&&d.isSuperior()&&d.targetBlock().bumpNeighbours_();for(var e=d.neighbours_(Blockly.SNAP_RADIUS),f=0,g;g=e[f];f++)d.isConnected()&&g.isConnected()||g.getSourceBlock().getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom_(d):d.bumpAwayFrom_(g))}}};Blockly.Block.prototype.getParent=function(){return this.parentBlock_};
+Blockly.Block.prototype.getInputWithBlock=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.connection&&c.connection.targetBlock()==a)return c;return null};Blockly.Block.prototype.getSurroundParent=function(){var a=this;do{var b=a,a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};
 Blockly.Block.prototype.getRootBlock=function(){var a,b=this;do a=b,b=a.parentBlock_;while(b);return a};Blockly.Block.prototype.getChildren=function(){return this.childBlocks_};
-Blockly.Block.prototype.setParent=function(a){if(a!=this.parentBlock_){if(this.parentBlock_){for(var b=this.parentBlock_.childBlocks_,c,d=0;c=b[d];d++)if(c==this){b.splice(d,1);break}if(this.previousConnection&&this.previousConnection.targetConnection)throw"Still connected to previous block.";if(this.outputConnection&&this.outputConnection.targetConnection)throw"Still connected to parent block.";this.parentBlock_=null}else this.workspace.removeTopBlock(this);(this.parentBlock_=a)?a.childBlocks_.push(this):
+Blockly.Block.prototype.setParent=function(a){if(a!=this.parentBlock_){if(this.parentBlock_){for(var b=this.parentBlock_.childBlocks_,c,d=0;c=b[d];d++)if(c==this){b.splice(d,1);break}if(this.previousConnection&&this.previousConnection.isConnected())throw"Still connected to previous block.";if(this.outputConnection&&this.outputConnection.isConnected())throw"Still connected to parent block.";this.parentBlock_=null}else this.workspace.removeTopBlock(this);(this.parentBlock_=a)?a.childBlocks_.push(this):
 this.workspace.addTopBlock(this)}};Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.childBlocks_[c];c++)a.push.apply(a,b.getDescendants());return a};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};
 Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isShadow=function(){return this.isShadow_};Blockly.Block.prototype.setShadow=function(a){this.isShadow_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable()};
 Blockly.Block.prototype.setConnectionsHidden=function(a){if(!a&&this.isCollapsed()){if(this.outputConnection&&this.outputConnection.setHidden(a),this.previousConnection&&this.previousConnection.setHidden(a),this.nextConnection){this.nextConnection.setHidden(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionsHidden(a)}}else for(var c=this.getConnections_(!0),d=0;b=c[d];d++)b.setHidden(a),b.isSuperior()&&(b=b.targetBlock())&&b.setConnectionsHidden(a)};
-Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.setColour=function(a){var b=parseFloat(a);if(isNaN(b))if(goog.isString(a)&&a.match(/^#[0-9a-fA-F]{6}$/))this.colour_=a;else throw"Invalid colour: "+a;else this.colour_=Blockly.hueToRgb(b);this.rendered&&this.updateColour()};
+Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.setColour=function(a){var b=parseFloat(a);if(isNaN(b))if(goog.isString(a)&&a.match(/^#[0-9a-fA-F]{6}$/))this.colour_=a;else throw"Invalid colour: "+a;else this.colour_=Blockly.hueToRgb(b)};
 Blockly.Block.prototype.getField=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.push(e.getValue());return a};
 Blockly.Block.prototype.renameVar=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f instanceof Blockly.FieldVariable&&Blockly.Names.equals(a,f.getValue())&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};Blockly.Block.prototype.getTitleValue=function(a){console.warn("Deprecated call to getTitleValue, use getFieldValue instead.");return this.getFieldValue(a)};
 Blockly.Block.prototype.setFieldValue=function(a,b){var c=this.getField(b);goog.asserts.assertObject(c,'Field "%s" not found.',b);c.setValue(a)};Blockly.Block.prototype.setTitleValue=function(a,b){console.warn("Deprecated call to setTitleValue, use setFieldValue instead.");this.setFieldValue(a,b)};
-Blockly.Block.prototype.setPreviousStatement=function(a,b){this.previousConnection&&(goog.asserts.assert(!this.previousConnection.targetConnection,"Must disconnect previous statement before removing connection."),this.previousConnection.dispose(),this.previousConnection=null);a&&(goog.asserts.assert(!this.outputConnection,"Remove output connection prior to adding previous connection."),void 0===b&&(b=null),this.previousConnection=new Blockly.Connection(this,Blockly.PREVIOUS_STATEMENT),this.previousConnection.setCheck(b));
-this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.setNextStatement=function(a,b){this.nextConnection&&(goog.asserts.assert(!this.nextConnection.targetConnection,"Must disconnect next statement before removing connection."),this.nextConnection.dispose(),this.nextConnection=null);a&&(void 0===b&&(b=null),this.nextConnection=new Blockly.Connection(this,Blockly.NEXT_STATEMENT),this.nextConnection.setCheck(b));this.rendered&&(this.render(),this.bumpNeighbours_())};
-Blockly.Block.prototype.setOutput=function(a,b){this.outputConnection&&(goog.asserts.assert(!this.outputConnection.targetConnection,"Must disconnect output value before removing connection."),this.outputConnection.dispose(),this.outputConnection=null);a&&(goog.asserts.assert(!this.previousConnection,"Remove previous connection prior to adding output connection."),void 0===b&&(b=null),this.outputConnection=new Blockly.Connection(this,Blockly.OUTPUT_VALUE),this.outputConnection.setCheck(b));this.rendered&&
-(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline!=a&&(Blockly.Events.fire(new Blockly.Events.Change(this,"inline",null,this.inputsInline,a)),this.inputsInline=a,this.rendered&&(this.render(),this.bumpNeighbours_()))};
+Blockly.Block.prototype.setPreviousStatement=function(a,b){this.previousConnection&&(goog.asserts.assert(!this.previousConnection.isConnected(),"Must disconnect previous statement before removing connection."),this.previousConnection.dispose(),this.previousConnection=null);a&&(goog.asserts.assert(!this.outputConnection,"Remove output connection prior to adding previous connection."),void 0===b&&(b=null),this.previousConnection=new Blockly.Connection(this,Blockly.PREVIOUS_STATEMENT),this.previousConnection.setCheck(b))};
+Blockly.Block.prototype.setNextStatement=function(a,b){this.nextConnection&&(goog.asserts.assert(!this.nextConnection.isConnected(),"Must disconnect next statement before removing connection."),this.nextConnection.dispose(),this.nextConnection=null);a&&(void 0===b&&(b=null),this.nextConnection=new Blockly.Connection(this,Blockly.NEXT_STATEMENT),this.nextConnection.setCheck(b))};
+Blockly.Block.prototype.setOutput=function(a,b){this.outputConnection&&(goog.asserts.assert(!this.outputConnection.isConnected(),"Must disconnect output value before removing connection."),this.outputConnection.dispose(),this.outputConnection=null);a&&(goog.asserts.assert(!this.previousConnection,"Remove previous connection prior to adding output connection."),void 0===b&&(b=null),this.outputConnection=new Blockly.Connection(this,Blockly.OUTPUT_VALUE),this.outputConnection.setCheck(b))};
+Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline!=a&&(Blockly.Events.fire(new Blockly.Events.Change(this,"inline",null,this.inputsInline,a)),this.inputsInline=a)};
 Blockly.Block.prototype.getInputsInline=function(){if(void 0!=this.inputsInline)return this.inputsInline;for(var a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.DUMMY_INPUT&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!1;for(a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.INPUT_VALUE&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!0;return!1};
 Blockly.Block.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.Events.fire(new Blockly.Events.Change(this,"disabled",null,this.disabled,a)),this.disabled=a)};Blockly.Block.prototype.getInheritedDisabled=function(){for(var a=this;;){a=a.getSurroundParent();if(!a)return!1;if(a.disabled)return!0}};Blockly.Block.prototype.isCollapsed=function(){return this.collapsed_};
 Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_!=a&&(Blockly.Events.fire(new Blockly.Events.Change(this,"collapsed",null,this.collapsed_,a)),this.collapsed_=a)};
@@ -1093,17 +1093,16 @@ void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.t
 Blockly.Block.prototype.interpolate_=function(a,b,c){var d=Blockly.tokenizeInterpolation(a),e=[],f=0;a=[];for(var g=0;g<d.length;g++){var h=d[g];"number"==typeof h?(goog.asserts.assert(0<h&&h<=b.length,'Message index "%s" out of range.',h),goog.asserts.assert(!e[h],'Message index "%s" duplicated.',h),e[h]=!0,f++,a.push(b[h-1])):(h=h.trim())&&a.push(h)}goog.asserts.assert(f==b.length,"Message does not reference all %s arg(s).",b.length);!a.length||"string"!=typeof a[a.length-1]&&0!=a[a.length-1].type.indexOf("field_")||
 (b={type:"input_dummy"},c&&(b.align=c),a.push(b));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE};d=[];for(g=0;g<a.length;g++)if(e=a[g],"string"==typeof e)d.push([e,void 0]);else{b=f=null;do switch(h=!1,e.type){case "input_value":b=this.appendValueInput(e.name);break;case "input_statement":b=this.appendStatementInput(e.name);break;case "input_dummy":b=this.appendDummyInput(e.name);break;case "field_label":f=new Blockly.FieldLabel(e.text,e["class"]);break;case "field_input":f=
 new Blockly.FieldTextInput(e.text);"boolean"==typeof e.spellcheck&&f.setSpellcheck(e.spellcheck);break;case "field_angle":f=new Blockly.FieldAngle(e.angle);break;case "field_checkbox":f=new Blockly.FieldCheckbox(e.checked?"TRUE":"FALSE");break;case "field_colour":f=new Blockly.FieldColour(e.colour);break;case "field_variable":f=new Blockly.FieldVariable(e.variable);break;case "field_dropdown":f=new Blockly.FieldDropdown(e.options);break;case "field_image":f=new Blockly.FieldImage(e.src,e.width,e.height,
-e.alt);break;case "field_date":if(Blockly.FieldDate){f=new Blockly.FieldDate(e.date);break}default:e.alt&&(e=e.alt,h=!0)}while(h);if(f)d.push([f,e.name]);else if(b){e.check&&b.setCheck(e.check);e.align&&b.setAlign(c[e.align]);for(e=0;e<d.length;e++)b.appendField(d[e][0],d[e][1]);d.length=0}}};
-Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=new Blockly.Connection(this,a);c=new Blockly.Input(a,b,this,c);this.inputList.push(c);this.rendered&&(this.render(),this.bumpNeighbours_());return c};
+e.alt);break;case "field_date":if(Blockly.FieldDate){f=new Blockly.FieldDate(e.date);break}default:e.alt&&(e=e.alt,h=!0)}while(h);if(f)d.push([f,e.name]);else if(b){e.check&&b.setCheck(e.check);e.align&&b.setAlign(c[e.align]);for(e=0;e<d.length;e++)b.appendField(d[e][0],d[e][1]);d.length=0}}};Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=new Blockly.Connection(this,a);c=new Blockly.Input(a,b,this,c);this.inputList.push(c);return c};
 Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;goog.asserts.assert(-1!=c,'Named input "%s" not found.',a);goog.asserts.assert(-1!=d,'Reference input "%s" not found.',b);this.moveNumberedInputBefore(c,d)}};
-Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){goog.asserts.assert(a!=b,"Can't move input to itself.");goog.asserts.assert(a<this.inputList.length,"Input index "+a+" out of bounds.");goog.asserts.assert(b<=this.inputList.length,"Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c);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){if(d.connection&&d.connection.targetConnection){d.connection.setShadowDom(null);var e=d.connection.targetBlock();e.isShadow()?e.dispose():e.unplug()}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.Events.fire(new Blockly.Events.Change(this,"comment",null,this.comment,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){goog.asserts.assert(!this.parentBlock_,"Block has parent.");var c=new Blockly.Events.Move(this);this.xy_.translate(a,b);c.recordNew();Blockly.Events.fire(c)};Blockly.Block.BlockDB_=Object.create(null);Blockly.Block.getById=function(a){return Blockly.Block.BlockDB_[a]||null};Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;
+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)};
+Blockly.Block.prototype.removeInput=function(a,b){for(var c=0,d;d=this.inputList[c];c++)if(d.name==a){if(d.connection&&d.connection.isConnected()){d.connection.setShadowDom(null);var e=d.connection.targetBlock();e.isShadow()?e.dispose():e.unplug()}d.dispose();this.inputList.splice(c,1);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.Events.fire(new Blockly.Events.Change(this,"comment",null,this.comment,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){goog.asserts.assert(!this.parentBlock_,"Block has parent.");var c=new Blockly.Events.Move(this);this.xy_.translate(a,b);c.recordNew();Blockly.Events.fire(c)};Blockly.Block.BlockDB_=Object.create(null);Blockly.Block.getById=function(a){return Blockly.Block.BlockDB_[a]||null};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,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(){Blockly.Events.disable();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);Blockly.Events.enable();Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.Create(c));c.select()}};Blockly.BlockSvg=function(a,b,c){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_);Blockly.BlockSvg.superClass_.constructor.call(this,
+Blockly.ContextMenu.callbackFactory=function(a,b){return function(){Blockly.Events.disable();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);Blockly.Events.enable();Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.Create(c));c.select()}};Blockly.BlockSvg=function(a,b,c){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;this.rendered=!1;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,
 a,b,c)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.INLINE=-1;
 Blockly.BlockSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();b=this.getIcons();for(a=0;a<b.length;a++)b[a].createIcon();this.updateColour();this.updateMovable();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)})}this.eventsInit_=
 !0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};Blockly.BlockSvg.prototype.select=function(){if(Blockly.selected!=this){var a=null;Blockly.selected&&(a=Blockly.selected.id,Blockly.Events.disable(),Blockly.selected.unselect(),Blockly.Events.enable());a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")}};
@@ -1150,7 +1149,10 @@ Blockly.BlockSvg.prototype.getCommentText=function(){return this.comment?this.co
 Blockly.BlockSvg.prototype.setWarningText=function(a,b){this.setWarningText.pid_||(this.setWarningText.pid_=Object.create(null));var c=b||"";if(c)this.setWarningText.pid_[c]&&(clearTimeout(this.setWarningText.pid_[c]),delete this.setWarningText.pid_[c]);else for(var d in this.setWarningText.pid_)clearTimeout(this.setWarningText.pid_[d]),delete this.setWarningText.pid_[d];if(Blockly.dragMode_==Blockly.DRAG_FREE){var e=this;this.setWarningText.pid_[c]=setTimeout(function(){e.workspace&&(delete e.setWarningText.pid_[c],
 e.setWarningText(a,c))},100)}else{this.isInFlyout&&(a=null);d=this.getSurroundParent();for(var f=null;d;)d.isCollapsed()&&(f=d),d=d.getSurroundParent();f&&f.setWarningText(a,"collapsed "+this.id+" "+c);d=!1;goog.isString(a)?(this.warning||(this.warning=new Blockly.Warning(this),d=!0),this.warning.setText(a,c)):this.warning&&!c?(this.warning.dispose(),d=!0):this.warning&&(d=this.warning.getText(),this.warning.setText("",c),(f=this.warning.getText())||this.warning.dispose(),d=d==f);d&&this.rendered&&
 (this.render(),this.bumpNeighbours_())}};Blockly.BlockSvg.prototype.setMutator=function(a){this.mutator&&this.mutator!==a&&this.mutator.dispose();a&&(a.block_=this,this.mutator=a,a.createIcon())};Blockly.BlockSvg.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.BlockSvg.superClass_.setDisabled.call(this,a),this.rendered&&this.updateDisabled())};Blockly.BlockSvg.prototype.addSelect=function(){Blockly.addClass_(this.svgGroup_,"blocklySelected");this.svgGroup_.parentNode.appendChild(this.svgGroup_)};
-Blockly.BlockSvg.prototype.removeSelect=function(){Blockly.removeClass_(this.svgGroup_,"blocklySelected")};Blockly.BlockSvg.prototype.addDragging=function(){Blockly.addClass_(this.svgGroup_,"blocklyDragging")};Blockly.BlockSvg.prototype.removeDragging=function(){Blockly.removeClass_(this.svgGroup_,"blocklyDragging")};
+Blockly.BlockSvg.prototype.removeSelect=function(){Blockly.removeClass_(this.svgGroup_,"blocklySelected")};Blockly.BlockSvg.prototype.addDragging=function(){Blockly.addClass_(this.svgGroup_,"blocklyDragging")};Blockly.BlockSvg.prototype.removeDragging=function(){Blockly.removeClass_(this.svgGroup_,"blocklyDragging")};Blockly.BlockSvg.prototype.setColour=function(a){Blockly.BlockSvg.superClass_.setColour.call(this,a);this.rendered&&this.updateColour()};
+Blockly.BlockSvg.prototype.setPreviousStatement=function(a,b){Blockly.BlockSvg.superClass_.setPreviousStatement.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.BlockSvg.prototype.setNextStatement=function(a,b){Blockly.BlockSvg.superClass_.setNextStatement.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.BlockSvg.prototype.setOutput=function(a,b){Blockly.BlockSvg.superClass_.setOutput.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_())};
+Blockly.BlockSvg.prototype.setInputsInline=function(a){Blockly.BlockSvg.superClass_.setInputsInline.call(this,a);this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.BlockSvg.prototype.removeInput=function(a,b){Blockly.BlockSvg.superClass_.removeInput.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.BlockSvg.prototype.moveNumberedInputBefore=function(a,b){Blockly.BlockSvg.superClass_.moveNumberedInputBefore.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_())};
+Blockly.BlockSvg.prototype.appendInput_=function(a,b){var c=Blockly.BlockSvg.superClass_.appendInput_.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_());return c};Blockly.BlockSvg.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.previousConnection&&b.push(this.previousConnection),this.nextConnection&&b.push(this.nextConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};
 // Copyright 2016 Google Inc.  Apache License 2.0
 Blockly.BlockSvg.render={};Blockly.BlockSvg.SEP_SPACE_X=10;Blockly.BlockSvg.SEP_SPACE_Y=10;Blockly.BlockSvg.INLINE_PADDING_Y=5;Blockly.BlockSvg.MIN_BLOCK_Y=25;Blockly.BlockSvg.TAB_HEIGHT=20;Blockly.BlockSvg.TAB_WIDTH=8;Blockly.BlockSvg.NOTCH_WIDTH=30;Blockly.BlockSvg.CORNER_RADIUS=8;Blockly.BlockSvg.START_HAT=!1;Blockly.BlockSvg.START_HAT_PATH="c 30,-15 70,-15 100,0";Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR="c 17.8,-9.2 45.3,-14.9 75,-8.7 M 100.5,0.5";Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL="m 25,-8.7 c 29.7,-6.2 57.2,-0.5 75,8.7";
 Blockly.BlockSvg.DISTANCE_45_INSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS-.5)+.5;Blockly.BlockSvg.DISTANCE_45_OUTSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS+.5)-.5;Blockly.BlockSvg.NOTCH_PATH_LEFT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_RIGHT="l -6,4 -3,0 -6,-4";Blockly.BlockSvg.JAGGED_TEETH="l 8,0 0,4 8,4 -16,8 8,4";Blockly.BlockSvg.JAGGED_TEETH_HEIGHT=20;Blockly.BlockSvg.JAGGED_TEETH_WIDTH=15;
@@ -1162,10 +1164,10 @@ Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL="a "+(Blockly.BlockSvg.C
 Blockly.BlockSvg.prototype.render=function(a){Blockly.Field.startCache();this.rendered=!0;var b=Blockly.BlockSvg.SEP_SPACE_X;this.RTL&&(b=-b);for(var c=this.getIcons(),d=0;d<c.length;d++)b=c[d].renderIcon(b);b+=this.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;c=this.renderCompute_(b);this.renderDraw_(b,c);!1!==a&&((a=this.getParent())?a.render(!0):Blockly.fireUiEvent(window,"resize"));Blockly.Field.stopCache()};
 Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){c+=Blockly.BlockSvg.INLINE_PADDING_Y;this.RTL&&(b=-b);for(var d=0,e;e=a[d];d++){var f=e.getSvgRoot();f&&(this.RTL?(b-=e.renderSep+e.renderWidth,f.setAttribute("transform","translate("+b+","+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(f.setAttribute("transform","translate("+(b+e.renderSep)+","+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X)))}return this.RTL?-b:b};
 Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.getInputsInline()&&!this.isCollapsed(),q=0,m;m=b[q];q++)if(m.isVisible()){var p;l&&k&&k!=Blockly.NEXT_STATEMENT&&m.type!=Blockly.NEXT_STATEMENT?p=c[c.length-1]:(k=m.type,p=[],p.type=l&&m.type!=
-Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:m.type,p.height=0,c.push(p));p.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.targetConnection){var n=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,n.height);m.renderWidth=Math.max(m.renderWidth,n.width)}l||q!=b.length-1?!l&&m.type==Blockly.INPUT_VALUE&&b[q+1]&&b[q+1].type==
-Blockly.NEXT_STATEMENT&&m.renderHeight--:m.renderHeight--;p.height=Math.max(p.height,m.renderHeight);m.fieldWidth=0;1==c.length&&(m.fieldWidth+=this.RTL?-a:a);for(var n=!1,r=0,t;t=m.fieldRow[r];r++){0!=r&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=t.getSize();t.renderWidth=u.width;t.renderSep=n&&t.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=t.renderWidth+t.renderSep;p.height=Math.max(p.height,u.height);n=t.EDITABLE}p.type!=Blockly.BlockSvg.INLINE&&(p.type==Blockly.NEXT_STATEMENT?
-(g=!0,e=Math.max(e,m.fieldWidth)):(p.type==Blockly.INPUT_VALUE?f=!0:p.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,m.fieldWidth)))}for(a=0;p=c[a];a++)if(p.thicker=!1,p.type==Blockly.BlockSvg.INLINE)for(b=0;m=p[b];b++)if(m.type==Blockly.INPUT_VALUE){p.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;p.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+
-Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
+Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:m.type,p.height=0,c.push(p));p.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.isConnected()){var n=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,n.height);m.renderWidth=Math.max(m.renderWidth,n.width)}l||q!=b.length-1?!l&&m.type==Blockly.INPUT_VALUE&&b[q+1]&&b[q+1].type==Blockly.NEXT_STATEMENT&&
+m.renderHeight--:m.renderHeight--;p.height=Math.max(p.height,m.renderHeight);m.fieldWidth=0;1==c.length&&(m.fieldWidth+=this.RTL?-a:a);for(var n=!1,r=0,t;t=m.fieldRow[r];r++){0!=r&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=t.getSize();t.renderWidth=u.width;t.renderSep=n&&t.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=t.renderWidth+t.renderSep;p.height=Math.max(p.height,u.height);n=t.EDITABLE}p.type!=Blockly.BlockSvg.INLINE&&(p.type==Blockly.NEXT_STATEMENT?(g=!0,e=Math.max(e,m.fieldWidth)):
+(p.type==Blockly.INPUT_VALUE?f=!0:p.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,m.fieldWidth)))}for(a=0;p=c[a];a++)if(p.thicker=!1,p.type==Blockly.BlockSvg.INLINE)for(b=0;m=p[b];b++)if(m.type==Blockly.INPUT_VALUE){p.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;p.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+Blockly.BlockSvg.TAB_WIDTH):
+h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
 Blockly.BlockSvg.prototype.renderDraw_=function(a,b){this.startHat_=!1;if(this.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.previousConnection){var c=this.previousConnection.targetBlock();c&&c.getNextBlock()==this&&(this.squareTopLeftCorner_=!0)}else Blockly.BlockSvg.START_HAT&&(this.startHat_=this.squareTopLeftCorner_=!0,b.rightEdge=Math.max(b.rightEdge,100));this.getNextBlock()&&(this.squareBottomLeftCorner_=
 !0)}var d=this.getRelativeToSurfaceXY(),e=[],f=[],c=[],g=[];this.renderDrawTop_(e,c,d,b.rightEdge);var h=this.renderDrawRight_(e,c,f,g,d,b,a);this.renderDrawBottom_(e,c,d,h);this.renderDrawLeft_(e,c,d,h);d=e.join(" ")+"\n"+f.join(" ");this.svgPath_.setAttribute("d",d);this.svgPathDark_.setAttribute("d",d);d=c.join(" ")+"\n"+g.join(" ");this.svgPathLight_.setAttribute("d",d);this.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform","scale(-1 1)"),
 this.svgPathDark_.setAttribute("transform","translate(1,1) scale(-1 1)"))};
@@ -1174,14 +1176,14 @@ this.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H"
 Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f,g){for(var h,k=0,l,q,m=0,p;p=f[m];m++){h=Blockly.BlockSvg.SEP_SPACE_X;0==m&&(h+=this.RTL?-g:g);b.push("M",f.rightEdge-.5+","+(k+.5));if(this.isCollapsed()){var n=p[0];l=k;this.renderFields_(n.fieldRow,h,l);a.push(Blockly.BlockSvg.JAGGED_TEETH);b.push("h 8");n=p.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",n);this.RTL&&(b.push("v 3.9 l 7.2,3.4 m -14.5,8.9 l 7.3,3.5"),b.push("v",n-.7));this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(p.type==
 Blockly.BlockSvg.INLINE){for(var r=0;n=p[r];r++)l=k,p.thicker&&(l+=Blockly.BlockSvg.INLINE_PADDING_Y),h=this.renderFields_(n.fieldRow,h,l),n.type!=Blockly.DUMMY_INPUT&&(h+=n.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),n.type==Blockly.INPUT_VALUE&&(c.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),c.push("v",n.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",n.renderWidth+
 2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),this.RTL?(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X-2.5+Blockly.BlockSvg.TAB_WIDTH-n.renderWidth+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",n.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+2.5),d.push("h",n.renderWidth-Blockly.BlockSvg.TAB_WIDTH+2)):(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+.5+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push("v",n.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-
-2-n.renderWidth),d.push("M",h-n.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),d.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),l=this.RTL?e.x-h-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:e.x+h+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,q=e.y+k+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.moveTo(l,q),n.connection.targetConnection&&n.connection.tighten_());h=Math.max(h,
+2-n.renderWidth),d.push("M",h-n.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),d.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),l=this.RTL?e.x-h-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:e.x+h+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,q=e.y+k+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.moveTo(l,q),n.connection.isConnected()&&n.connection.tighten_());h=Math.max(h,
 f.rightEdge);this.width=Math.max(this.width,h);a.push("H",h);b.push("H",h-.5);a.push("v",p.height);this.RTL&&b.push("v",p.height-1)}else p.type==Blockly.INPUT_VALUE?(n=p[0],l=k,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=r/2)),this.renderFields_(n.fieldRow,h,l),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),r=p.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",r),this.RTL?
-(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",r+.5)):(b.push("M",f.rightEdge-5+","+(k+Blockly.BlockSvg.TAB_HEIGHT-.7)),b.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),l=e.x+(this.RTL?-f.rightEdge-1:f.rightEdge+1),q=e.y+k,n.connection.moveTo(l,q),n.connection.targetConnection&&(n.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+n.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):p.type==Blockly.DUMMY_INPUT?(n=p[0],l=k,n.align!=Blockly.ALIGN_LEFT&&
+(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",r+.5)):(b.push("M",f.rightEdge-5+","+(k+Blockly.BlockSvg.TAB_HEIGHT-.7)),b.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),l=e.x+(this.RTL?-f.rightEdge-1:f.rightEdge+1),q=e.y+k,n.connection.moveTo(l,q),n.connection.isConnected()&&(n.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+n.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):p.type==Blockly.DUMMY_INPUT?(n=p[0],l=k,n.align!=Blockly.ALIGN_LEFT&&
 (r=f.rightEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,f.hasValue&&(r-=Blockly.BlockSvg.TAB_WIDTH),n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=r/2)),this.renderFields_(n.fieldRow,h,l),a.push("v",p.height),this.RTL&&b.push("v",p.height-1)):p.type==Blockly.NEXT_STATEMENT&&(n=p[0],0==m&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y),l=k,n.align!=Blockly.ALIGN_LEFT&&(r=f.statementEdge-n.fieldWidth-
 2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=r/2)),this.renderFields_(n.fieldRow,h,l),h=f.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",h),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",f.rightEdge),this.RTL?(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),
-b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+p.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR)),b.push("H",f.rightEdge-.5),l=e.x+(this.RTL?-h:h+1),q=e.y+k+1,n.connection.moveTo(l,q),n.connection.targetConnection&&(n.connection.tighten_(),
+b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+p.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR)),b.push("H",f.rightEdge-.5),l=e.x+(this.RTL?-h:h+1),q=e.y+k+1,n.connection.moveTo(l,q),n.connection.isConnected()&&(n.connection.tighten_(),
 this.width=Math.max(this.width,f.statementEdge+n.connection.targetBlock().getHeightWidth().width)),m==f.length-1||f[m+1].type==Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y);k+=p.height}f.length||(k=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",k),this.RTL&&b.push("V",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),
+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.isConnected()&&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")};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.DELETE="delete";Blockly.Events.CHANGE="change";Blockly.Events.MOVE="move";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};
@@ -1203,7 +1205,7 @@ Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superC
 Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Block.getById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
 Blockly.Events.Move.prototype.run=function(a){var b=Blockly.Block.getById(this.blockId);if(b){var c=a?this.newParentId:this.oldParentId,d=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var e=null;if(c&&(e=Blockly.Block.getById(c),!e)){console.warn("Can't connect to non-existant block: "+c);return}b.getParent()&&b.unplug();if(a)d=b.getRelativeToSurfaceXY(),b.moveBy(a.x-d.x,a.y-d.y);else{var b=b.outputConnection||b.previousConnection,f;if(d){if(c=e.getInput(d))f=c.connection}else b.type==
 Blockly.PREVIOUS_STATEMENT&&(f=e.nextConnection);f?b.connect(f):console.warn("Can't connect to non-existant input: "+d)}}else console.warn("Can't move non-existant block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this,a);this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
-Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);return a};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.FONTSIZE=11;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.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);return a};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.prototype.CURSOR="text";Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};
 Blockly.FieldTextInput.prototype.setValue=function(a){if(null!==a){if(this.sourceBlock_&&this.validator_){var b=this.validator_(a);null!==b&&void 0!==b&&(a=b)}Blockly.Field.prototype.setValue.call(this,a)}};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
 Blockly.FieldTextInput.prototype.showEditor_=function(a){this.workspace_=this.sourceBlock_.workspace;a=a||!1;if(!a&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD)){a=window.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_);if(this.sourceBlock_&&this.validator_){var b=this.validator_(a);void 0!==b&&(a=b)}this.setValue(a)}else{Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,this.widgetDispose_());var b=Blockly.WidgetDiv.DIV,c=goog.dom.createDom("input","blocklyHtmlInput");c.setAttribute("spellcheck",
 this.spellcheck_);var d=Blockly.FieldTextInput.FONTSIZE*this.workspace_.scale+"pt";b.style.fontSize=d;c.style.fontSize=d;Blockly.FieldTextInput.htmlInput_=c;b.appendChild(c);c.value=c.defaultValue=this.text_;c.oldValue_=null;this.validate_();this.resizeEditor_();a||(c.focus(),c.select());c.onKeyDownWrapper_=Blockly.bindEvent_(c,"keydown",this,this.onHtmlInputKeyDown_);c.onKeyUpWrapper_=Blockly.bindEvent_(c,"keyup",this,this.onHtmlInputChange_);c.onKeyPressWrapper_=Blockly.bindEvent_(c,"keypress",
@@ -1304,10 +1306,10 @@ g.setExpanded(!1);g=k;break;case "SEP":g&&("CATEGORY"==g.tagName.toUpperCase()?f
 Blockly.Toolbox.prototype.getClientRect=function(){var a=this.HtmlDiv.getBoundingClientRect();if(this.workspace_.RTL){var b=a.left+a.width+1E7;return new goog.math.Rect(a.left,-1E7,b,2E7)}b=1E7+a.width+a.left;return new goog.math.Rect(-1E7,-1E7,b,2E7)};Blockly.Toolbox.TreeControl=function(a,b){this.toolbox_=a;goog.ui.tree.TreeControl.call(this,goog.html.SafeHtml.EMPTY,b)};goog.inherits(Blockly.Toolbox.TreeControl,goog.ui.tree.TreeControl);
 Blockly.Toolbox.TreeControl.prototype.enterDocument=function(){Blockly.Toolbox.TreeControl.superClass_.enterDocument.call(this);if(goog.events.BrowserFeature.TOUCH_ENABLED){var a=this.getElement();Blockly.bindEvent_(a,goog.events.EventType.TOUCHSTART,this,this.handleTouchEvent_)}};Blockly.Toolbox.TreeControl.prototype.handleTouchEvent_=function(a){a.preventDefault();var b=this.getNodeFromEvent_(a);b&&a.type===goog.events.EventType.TOUCHSTART&&setTimeout(function(){b.onMouseDown(a)},1)};
 Blockly.Toolbox.TreeControl.prototype.createNode=function(a){return new Blockly.Toolbox.TreeNode(this.toolbox_,a?goog.html.SafeHtml.htmlEscape(a):goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};
-Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){var b=this.toolbox_;if(a!=this.selectedItem_&&a!=b.tree_){b.lastCategory_&&(b.lastCategory_.getRowElement().style.backgroundColor="");if(a){var c=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=c;b.addColour_(a)}goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a);a&&a.blocks&&a.blocks.length?(b.flyout_.show(a.blocks),b.lastCategory_!=a&&b.flyout_.scrollToStart()):b.flyout_.hide();a&&(b.lastCategory_=a)}};
-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"};Blockly.Css={};Blockly.Css.Cursor={OPEN:"handopen",CLOSED:"handclosed",DELETE:"handdelete"};Blockly.Css.currentCursor_="";Blockly.Css.styleSheet_=null;Blockly.Css.mediaPath_="";
+Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){var b=this.toolbox_;if(a!=this.selectedItem_&&a!=b.tree_){b.lastCategory_&&(b.lastCategory_.getRowElement().style.backgroundColor="");if(a){var c=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=c;b.addColour_(a)}c=this.getSelectedItem();goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a);a&&a.blocks&&a.blocks.length?(b.flyout_.show(a.blocks),b.lastCategory_!=a&&b.flyout_.scrollToStart()):b.flyout_.hide();c!=
+a&&c!=this&&(c=new Blockly.Events.Ui(null,"category",c&&c.getHtml(),a&&a.getHtml()),c.workspaceId=b.workspace_.id,Blockly.Events.fire(c));a&&(b.lastCategory_=a)}};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"};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(/[\\\/]$/,"");var c=c.replace(/<<<PATH>>>/g,Blockly.Css.mediaPath_),d=document.createElement("style");document.head.appendChild(d);c=document.createTextNode(c);d.appendChild(c);Blockly.Css.styleSheet_=d.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), auto",c=".blocklyDraggable {\n  cursor: "+b+";\n}\n";Blockly.Css.styleSheet_.deleteRule(0);Blockly.Css.styleSheet_.insertRule(c,0);for(var c=document.getElementsByClassName("blocklyToolboxDiv"),d=0,e;e=c[d];d++)e.style.cursor=a==Blockly.Css.Cursor.DELETE?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;","}",".blocklyNonSelectable {","user-select: none;","-moz-user-select: none;","-webkit-user-select: none;","-ms-user-select: none;","}",".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;",
@@ -1331,11 +1333,11 @@ Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;",
 Blockly.WidgetDiv.show=function(a,b,c){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block";Blockly.Events.setGroup(!0)};
 Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.DIV.style.left="",Blockly.WidgetDiv.DIV.style.top="",Blockly.WidgetDiv.DIV.style.height="",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV),Blockly.Events.setGroup(!1))};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+d.y+"px"};Blockly.constants={};Blockly.DRAG_RADIUS=5;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:96,height:124,url:"sprites.png"};Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;
-Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=Blockly.parseOptions_(b||{}),d=Blockly.createDom_(a,c),c=Blockly.createMainWorkspace_(d,c);Blockly.init_(c);c.markFocused();Blockly.bindEvent_(d,"focus",c,c.markFocused);return c};
-Blockly.parseToolboxTree_=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};
-Blockly.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=!(!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||{},p={};p.spacing=parseFloat(m.spacing)||0;p.colour=m.colour||"#888";p.length=
-parseFloat(m.length)||1;p.snap=0<p.spacing&&!!m.snap;m="https://blockly-demo.appspot.com/static/media/";a.media?m=a.media:a.path&&(m=a.path+"media/");var n=a.zoom||{},r={};r.controls=void 0===n.controls?!1:!!n.controls;r.wheel=void 0===n.wheel?!1:!!n.wheel;r.startScale=void 0===n.startScale?1:parseFloat(n.startScale);r.maxScale=void 0===n.maxScale?3:parseFloat(n.maxScale);r.minScale=void 0===n.minScale?.3:parseFloat(n.minScale);r.scaleSpeed=void 0===n.scaleSpeed?1.2:parseFloat(n.scaleSpeed);n=!!a.realtime;
-return{RTL:!!a.rtl,collapse:f,comments:g,disable:h,readOnly:b,maxBlocks:a.maxBlocks||Infinity,pathToMedia:m,hasCategories:d,hasScrollbars:l,hasTrashcan:e,hasSounds:k,hasCss:q,languageTree:c,gridOptions:p,zoomOptions:r,enableRealtime:n,realtimeOptions:n?a.realtimeOptions:void 0}};
+Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree_(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var l=a.scrollbars;void 0===l&&(l=d);var q=a.css;void 0===q&&(q=!0);var m="https://blockly-demo.appspot.com/static/media/";a.media?m=a.media:a.path&&(m=
+a.path+"media/");var p=!!a.realtime,n=p?a.realtimeOptions:void 0;this.RTL=!!a.rtl;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=m;this.hasCategories=d;this.hasScrollbars=l;this.hasTrashcan=e;this.hasSounds=k;this.hasCss=q;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.enableRealtime=p;this.realtimeOptions=n};
+Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=function(a){};Blockly.Options.prototype.getMetrics=function(){return null};
+Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:parseFloat(a.startScale);b.maxScale=void 0===a.maxScale?3:parseFloat(a.maxScale);b.minScale=void 0===a.minScale?.3:parseFloat(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:parseFloat(a.scaleSpeed);return b};
+Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=parseFloat(a.spacing)||0;b.colour=a.colour||"#888";b.length=parseFloat(a.length)||1;b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseToolboxTree_=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{}),d=Blockly.createDom_(a,c),c=Blockly.createMainWorkspace_(d,c);Blockly.init_(c);c.markFocused();Blockly.bindEvent_(d,"focus",c,c.markFocused);return c};
 Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);var c=Blockly.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},a),d=Blockly.createSvgElement("defs",{},c),e=String(Math.random()).substring(2),f=Blockly.createSvgElement("filter",{id:"blocklyEmbossFilter"+e},d);Blockly.createSvgElement("feGaussianBlur",
 {"in":"SourceAlpha",stdDeviation:1,result:"blur"},f);var g=Blockly.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},f);Blockly.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},g);Blockly.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},f);Blockly.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,
 k4:0},f);b.embossFilterId=f.id;f=Blockly.createSvgElement("pattern",{id:"blocklyDisabledPattern"+e,patternUnits:"userSpaceOnUse",width:10,height:10},d);Blockly.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},f);Blockly.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},f);b.disabledPatternId=f.id;d=Blockly.createSvgElement("pattern",{id:"blocklyGridPattern"+e,patternUnits:"userSpaceOnUse"},d);0<b.gridOptions.length&&0<b.gridOptions.spacing&&(Blockly.createSvgElement("line",
@@ -1343,9 +1345,10 @@ k4:0},f);b.embossFilterId=f.id;f=Blockly.createSvgElement("pattern",{id:"blockly
 Blockly.createMainWorkspace_=function(a,b){b.parentWorkspace=null;b.getMetrics=Blockly.getMainWorkspaceMetrics_;b.setMetrics=Blockly.setMainWorkspaceMetrics_;var c=new Blockly.WorkspaceSvg(b);c.scale=b.zoomOptions.startScale;a.appendChild(c.createDom("blocklyMainBackground"));c.translate(0,0);c.markFocused();b.readOnly||b.hasScrollbars||c.addChangeListener(function(){if(Blockly.dragMode_==Blockly.DRAG_NONE){var a=c.getMetrics(),e=a.viewLeft+a.absoluteLeft,f=a.viewTop+a.absoluteTop;if(a.contentTop<
 f||a.contentTop+a.contentHeight>a.viewHeight+f||a.contentLeft<(b.RTL?a.viewLeft:e)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+e))for(var g=c.getTopBlocks(!1),h=0,k;k=g[h];h++){var l=k.getRelativeToSurfaceXY(),q=k.getHeightWidth(),m=f+25-q.height-l.y;0<m&&k.moveBy(0,m);m=f+a.viewHeight-25-l.y;0>m&&k.moveBy(0,m);m=25+e-l.x-(b.RTL?0:q.width);0<m&&k.moveBy(m,0);m=e+a.viewWidth-25-l.x+(b.RTL?q.width:0);0>m&&k.moveBy(m,0)}}});Blockly.svgResize(c);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
 return c};
-Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEvent_(c,"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);b.languageTree&&(a.toolbox_?a.toolbox_.init(a):a.flyout_&&(a.flyout_.init(a),a.flyout_.show(b.languageTree.childNodes),a.scrollX=a.flyout_.width_,b.RTL&&(a.scrollX*=-1),a.translate(a.scrollX,0)));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+"disconnect.wav",b.pathToMedia+"disconnect.mp3",b.pathToMedia+"disconnect.ogg"],"disconnect");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.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEvent_(c,"contextmenu",null,function(a){Blockly.isTargetInput_(a)||a.preventDefault()});Blockly.bindEvent_(window,"resize",null,function(){Blockly.svgResize(a)});Blockly.inject.bindDocumentEvents_();b.languageTree&&(a.toolbox_?a.toolbox_.init(a):a.flyout_&&(a.flyout_.init(a),a.flyout_.show(b.languageTree.childNodes),a.scrollX=a.flyout_.width_,b.RTL&&(a.scrollX*=-1),a.translate(a.scrollX,0)));b.hasScrollbars&&(a.scrollbar=new Blockly.ScrollbarPair(a),
+a.scrollbar.resize());b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a)};
+Blockly.inject.bindDocumentEvents_=function(){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};
+Blockly.inject.loadSounds_=function(a,b){b.loadAudio_([a+"click.mp3",a+"click.wav",a+"click.ogg"],"click");b.loadAudio_([a+"disconnect.wav",a+"disconnect.mp3",a+"disconnect.ogg"],"disconnect");b.loadAudio_([a+"delete.mp3",a+"delete.ogg",a+"delete.wav"],"delete");var c=[],d=function(){for(;c.length;)Blockly.unbindEvent_(c.pop());b.preloadAudio_()};c.push(Blockly.bindEvent_(document,"mousemove",null,d));c.push(Blockly.bindEvent_(document,"touchstart",null,d))};
 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};
diff --git a/blockly_uncompressed.js b/blockly_uncompressed.js
index 02af5093b..64f35f7ba 100644
--- a/blockly_uncompressed.js
+++ b/blockly_uncompressed.js
@@ -64,11 +64,12 @@ goog.addDependency("../../../" + dir + "/core/field_variable.js", ['Blockly.Fiel
 goog.addDependency("../../../" + dir + "/core/flyout.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Comment', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/generator.js", ['Blockly.Generator'], ['Blockly.Block', 'goog.asserts']);
 goog.addDependency("../../../" + dir + "/core/icon.js", ['Blockly.Icon'], ['goog.dom']);
-goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.Css', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.ui.Component', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.Css', 'Blockly.Options', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.ui.Component', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/input.js", ['Blockly.Input'], ['Blockly.Connection', 'Blockly.FieldLabel', 'goog.asserts']);
 goog.addDependency("../../../" + dir + "/core/msg.js", ['Blockly.Msg'], []);
 goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.Timer', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/names.js", ['Blockly.Names'], []);
+goog.addDependency("../../../" + dir + "/core/options.js", ['Blockly.Options'], []);
 goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
 goog.addDependency("../../../" + dir + "/core/scrollbar.js", ['Blockly.Scrollbar', 'Blockly.ScrollbarPair'], ['goog.dom', 'goog.events']);
 goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Flyout', 'goog.dom', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
@@ -1618,6 +1619,7 @@ goog.require('Blockly.Input');
 goog.require('Blockly.Msg');
 goog.require('Blockly.Mutator');
 goog.require('Blockly.Names');
+goog.require('Blockly.Options');
 goog.require('Blockly.Procedures');
 goog.require('Blockly.Scrollbar');
 goog.require('Blockly.ScrollbarPair');
diff --git a/msg/js/ba.js b/msg/js/ba.js
index 9fdcf9bd6..b93d82c89 100644
--- a/msg/js/ba.js
+++ b/msg/js/ba.js
@@ -183,7 +183,7 @@ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_DIVIDE = "Ике һандың бүленде
 Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MINUS = "Ике һандың айырмаһын ҡайтара.";
 Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY = "Ике һандың ҡабатландығын ҡайтара.";
 Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER = "Дәрәжәгә күтәрелгән икенсе һандан тәүгеһенә ҡайтара.";
-Blockly.Msg.MATH_CHANGE_HELPURL = "https://ba.wikipedia.org/wiki/%D0%98%D0%B4%D0%B8%D0%BE%D0%BC%D0%B0_%28%D0%BF%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5%29#.D0.98.D0.BD.D0.BA.D1.80.D0.B5.D0.BC.D0.B5.D0.BD.D1.82";
+Blockly.Msg.MATH_CHANGE_HELPURL = "https://ba.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";
 Blockly.Msg.MATH_CHANGE_TITLE = "%1 тан %2 ҡа арттырырға";
 Blockly.Msg.MATH_CHANGE_TOOLTIP = "Үҙгәреүсән һанға өҫтәй '%1'.";
 Blockly.Msg.MATH_CONSTANT_HELPURL = "https://ba.wikipedia.org/wiki/Математик_константа";
@@ -302,16 +302,16 @@ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE = "to lower case";  // untranslat
 Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "to Title Case";  // untranslated
 Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "to UPPER CASE";  // untranslated
 Blockly.Msg.TEXT_CHANGECASE_TOOLTIP = "Return a copy of the text in a different case.";  // untranslated
-Blockly.Msg.TEXT_CHARAT_FIRST = "get first letter";  // untranslated
-Blockly.Msg.TEXT_CHARAT_FROM_END = "get letter # from end";  // untranslated
+Blockly.Msg.TEXT_CHARAT_FIRST = "тәүге хәрефте алырға";
+Blockly.Msg.TEXT_CHARAT_FROM_END = "№ хәрефен аҙаҡтан алырға";
 Blockly.Msg.TEXT_CHARAT_FROM_START = "хат алырға #";
 Blockly.Msg.TEXT_CHARAT_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-text";  // untranslated
-Blockly.Msg.TEXT_CHARAT_INPUT_INTEXT = "in text";  // untranslated
-Blockly.Msg.TEXT_CHARAT_LAST = "get last letter";  // untranslated
-Blockly.Msg.TEXT_CHARAT_RANDOM = "get random letter";  // untranslated
+Blockly.Msg.TEXT_CHARAT_INPUT_INTEXT = "текста";
+Blockly.Msg.TEXT_CHARAT_LAST = "һуңғы хәрефте алырға";
+Blockly.Msg.TEXT_CHARAT_RANDOM = "осраҡлы хәрефте алырға";
 Blockly.Msg.TEXT_CHARAT_TAIL = "";  // untranslated
 Blockly.Msg.TEXT_CHARAT_TOOLTIP = "Returns the letter at the specified position.";  // untranslated
-Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Add an item to the text.";  // untranslated
+Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Текстҡа элемент өҫтәү.";
 Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "ҡушылығыҙ";
 Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Add, remove, or reorder sections to reconfigure this text block.";  // untranslated
 Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "to letter # from end";  // untranslated
@@ -327,15 +327,15 @@ Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP = "Returns a specified portion of the tex
 Blockly.Msg.TEXT_INDEXOF_HELPURL = "https://github.com/google/blockly/wiki/Text#finding-text";  // untranslated
 Blockly.Msg.TEXT_INDEXOF_INPUT_INTEXT = "текстҡа";
 Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST = "find first occurrence of text";  // untranslated
-Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "find last occurrence of text";  // untranslated
+Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "Текстың һуңғы инеүен табырға";
 Blockly.Msg.TEXT_INDEXOF_TAIL = "";  // untranslated
 Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "Returns the index of the first/last occurrence of the first text in the second text. Returns 0 if text is not found.";  // untranslated
 Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";  // untranslated
 Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 буш";
 Blockly.Msg.TEXT_ISEMPTY_TOOLTIP = "Returns true if the provided text is empty.";  // untranslated
 Blockly.Msg.TEXT_JOIN_HELPURL = "https://github.com/google/blockly/wiki/Text#text-creation";  // untranslated
-Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "create text with";  // untranslated
-Blockly.Msg.TEXT_JOIN_TOOLTIP = "Create a piece of text by joining together any number of items.";  // untranslated
+Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "текст төҙөргә";
+Blockly.Msg.TEXT_JOIN_TOOLTIP = "Элементтарҙың теләһә күпме һанын берләштереп текст фрагментын булдыра.";
 Blockly.Msg.TEXT_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";  // untranslated
 Blockly.Msg.TEXT_LENGTH_TITLE = "оҙонлоғо %1";
 Blockly.Msg.TEXT_LENGTH_TOOLTIP = "Бирелгән текстағы символдар һанын (буш урындар менән бергә) кире ҡайтара.";
@@ -348,7 +348,7 @@ Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT = "Prompt for user for some text.";  // unt
 Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER = "prompt for number with message";  // untranslated
 Blockly.Msg.TEXT_PROMPT_TYPE_TEXT = "prompt for text with message";  // untranslated
 Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";  // untranslated
-Blockly.Msg.TEXT_TEXT_TOOLTIP = "A letter, word, or line of text.";  // untranslated
+Blockly.Msg.TEXT_TEXT_TOOLTIP = "Текстың хәрефе, һүҙе йәки юлы.";
 Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";  // untranslated
 Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "trim spaces from both sides of";  // untranslated
 Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "trim spaces from left side of";  // untranslated
diff --git a/msg/js/he.js b/msg/js/he.js
index ef7e4f703..af685f632 100644
--- a/msg/js/he.js
+++ b/msg/js/he.js
@@ -10,7 +10,7 @@ Blockly.Msg.ADD_COMMENT = "הוסף תגובה";
 Blockly.Msg.AUTH = "בבקשה נא לאשר את היישום הזה כדי לאפשר לעבודה שלך להישמר וכדי לאפשר את השיתוף על ידיך.";
 Blockly.Msg.CHANGE_VALUE_TITLE = "שנה ערך:";
 Blockly.Msg.CHAT = "שוחח עם משתף פעולה שלך על-ידי הקלדה בתיבה זו!";
-Blockly.Msg.CLEAN_UP = "Clean up Blocks";  // untranslated
+Blockly.Msg.CLEAN_UP = "סידור בלוקים";
 Blockly.Msg.COLLAPSE_ALL = "צמצם קטעי קוד";
 Blockly.Msg.COLLAPSE_BLOCK = "צמצם קטע קוד";
 Blockly.Msg.COLOUR_BLEND_COLOUR1 = "צבע 1";
@@ -53,7 +53,7 @@ Blockly.Msg.CONTROLS_IF_TOOLTIP_1 = "אם ערך נכון, לבצע כמה פע
 Blockly.Msg.CONTROLS_IF_TOOLTIP_2 = "אם הערך הוא אמת, לבצע את הבלוק הראשון של הפעולות. אחרת, לבצע את הבלוק השני של הפעולות.";
 Blockly.Msg.CONTROLS_IF_TOOLTIP_3 = "אם הערך הראשון הוא אמת, לבצע את הבלוק הראשון של הפעולות. אחרת, אם הערך השני הוא אמת, לבצע את הבלוק השני של הפעולות.";
 Blockly.Msg.CONTROLS_IF_TOOLTIP_4 = "אם הערך הראשון הוא אמת, לבצע את הבלוק הראשון של הפעולות. אחרת, אם הערך השני הוא אמת, לבצע את הבלוק השני של הפעולות. אם אף אחד מהם אינו נכון, לבצע את הבלוק האחרון של הפעולות.";
-Blockly.Msg.CONTROLS_REPEAT_HELPURL = "https://en.wikipedia.org/wiki/For_loop";  // untranslated
+Blockly.Msg.CONTROLS_REPEAT_HELPURL = "http://he.wikipedia.org/wiki/בקרת_זרימה";
 Blockly.Msg.CONTROLS_REPEAT_INPUT_DO = "תעשה";
 Blockly.Msg.CONTROLS_REPEAT_TITLE = "חזור על הפעולה %1 פעמים";
 Blockly.Msg.CONTROLS_REPEAT_TOOLTIP = "לעשות כמה פעולות מספר פעמים.";
@@ -289,7 +289,7 @@ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "שם הקלט:";
 Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "הוסף קלט לפונקציה";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "מקורות קלט";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "הוסף, הסר או סדר מחדש קלטים לפונקציה זו";
-Blockly.Msg.REDO = "Redo";  // untranslated
+Blockly.Msg.REDO = "ביצוע חוזר";
 Blockly.Msg.REMOVE_COMMENT = "הסר תגובה";
 Blockly.Msg.RENAME_VARIABLE = "שנה את שם המשתנה...";
 Blockly.Msg.RENAME_VARIABLE_TITLE = "שנה את שם כל '%1' המשתנים ל:";
@@ -348,14 +348,14 @@ Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT = "בקשה למשתמש להזין טקס
 Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER = "בקשה למספר עם הודעה";
 Blockly.Msg.TEXT_PROMPT_TYPE_TEXT = "בקשה להזנת טקסט עם הודעה";
 Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";  // untranslated
-Blockly.Msg.TEXT_TEXT_TOOLTIP = "A letter, word, or line of text.";  // untranslated
+Blockly.Msg.TEXT_TEXT_TOOLTIP = "אות, מילה, או שורת טקסט.";
 Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";  // untranslated
 Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "למחוק רווחים משני הקצוות";
 Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "למחוק רווחים מימין";
 Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "למחוק רווחים משמאל";
 Blockly.Msg.TEXT_TRIM_TOOLTIP = "להחזיר עותק של הטקסט לאחר מחיקת רווחים מאחד או משני הקצוות.";
 Blockly.Msg.TODAY = "היום";
-Blockly.Msg.UNDO = "Undo";  // untranslated
+Blockly.Msg.UNDO = "ביטול";
 Blockly.Msg.VARIABLES_DEFAULT_NAME = "פריט";
 Blockly.Msg.VARIABLES_GET_CREATE_SET = "ליצור 'הגדר %1'";
 Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";  // untranslated
diff --git a/msg/js/pl.js b/msg/js/pl.js
index d777e74d8..a1e43d013 100644
--- a/msg/js/pl.js
+++ b/msg/js/pl.js
@@ -289,7 +289,7 @@ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "nazwa wejścia:";
 Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "Dodaj dane wejściowe do funkcji.";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "wejścia";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "Dodaj, usuń lub zmień kolejność danych wejściowych dla tej funkcji.";
-Blockly.Msg.REDO = "Redo";  // untranslated
+Blockly.Msg.REDO = "Ponów";
 Blockly.Msg.REMOVE_COMMENT = "Usuń komentarz";
 Blockly.Msg.RENAME_VARIABLE = "Zmień nazwę zmiennej...";
 Blockly.Msg.RENAME_VARIABLE_TITLE = "Zmień nazwy wszystkich '%1' zmiennych na:";
@@ -355,7 +355,7 @@ Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "usuń spacje z lewej strony";
 Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "usuń spacje z prawej strony";
 Blockly.Msg.TEXT_TRIM_TOOLTIP = "Zwraca kopię tekstu z usuniętymi spacjami z jednego lub z obu końców tekstu.";
 Blockly.Msg.TODAY = "Dzisiaj";
-Blockly.Msg.UNDO = "Undo";  // untranslated
+Blockly.Msg.UNDO = "Cofnij";
 Blockly.Msg.VARIABLES_DEFAULT_NAME = "element";
 Blockly.Msg.VARIABLES_GET_CREATE_SET = "Utwórz blok 'ustaw %1'";
 Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";  // untranslated
diff --git a/msg/js/zh-hant.js b/msg/js/zh-hant.js
index 861889f87..0a58f600b 100644
--- a/msg/js/zh-hant.js
+++ b/msg/js/zh-hant.js
@@ -289,7 +289,7 @@ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "變量:";
 Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "添加函數輸入。";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "參數";
 Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "添加、刪除或重新排列此函數的輸入。";
-Blockly.Msg.REDO = "Redo";  // untranslated
+Blockly.Msg.REDO = "重試";
 Blockly.Msg.REMOVE_COMMENT = "移除註解";
 Blockly.Msg.RENAME_VARIABLE = "重新命名變量...";
 Blockly.Msg.RENAME_VARIABLE_TITLE = "將所有 \"%1\" 變量重新命名為:";
@@ -355,7 +355,7 @@ Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "消除左側空格";
 Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "消除右側空格";
 Blockly.Msg.TEXT_TRIM_TOOLTIP = "複製這段文字的同時刪除兩端多餘的空格。";
 Blockly.Msg.TODAY = "今天";
-Blockly.Msg.UNDO = "Undo";  // untranslated
+Blockly.Msg.UNDO = "還原";
 Blockly.Msg.VARIABLES_DEFAULT_NAME = "變量";
 Blockly.Msg.VARIABLES_GET_CREATE_SET = "建立 '設定 %1'";
 Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";  // untranslated