diff --git a/build/dat-gui.html b/build/dat-gui.html
index 1ce73c3..9599958 100755
--- a/build/dat-gui.html
+++ b/build/dat-gui.html
@@ -1,13 +1,14 @@
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CompoundObserver(a){Observer.call(this),this.reportChangesOnOpen_=a,this.value_=[],this.directObserver_=void 0,this.observed_=[]}function identFn(a){return a}function ObserverTransform(a,b,c,d){this.callback_=void 0,this.target_=void 0,this.value_=void 0,this.observable_=a,this.getValueFn_=b||identFn,this.setValueFn_=c||identFn,this.dontPassThroughSet_=d}function diffObjectFromChangeRecords(a,b,c){for(var d={},e={},f=0;f<b.length;f++){var g=b[f];expectedRecordTypes[g.type]?(g.name in c||(c[g.name]=g.oldValue),"update"!=g.type&&("add"!=g.type?g.name in d?(delete d[g.name],delete c[g.name]):e[g.name]=!0:g.name in e?delete e[g.name]:d[g.name]=!0)):(console.error("Unknown changeRecord type: "+g.type),console.error(g))}for(var h in d)d[h]=a[h];for(var h in e)e[h]=void 0;var i={};for(var h in c)if(!(h in d||h in e)){var j=a[h];c[h]!==j&&(i[h]=j)}return{added:d,removed:e,changed:i}}function newSplice(a,b,c){return{index:a,removed:b,addedCount:c}}function ArraySplice(){}function calcSplices(a,b,c,d,e,f){return arraySplice.calcSplices(a,b,c,d,e,f)}function intersect(a,b,c,d){return c>b||a>d?-1:b==c||d==a?0:c>a?d>b?b-c:d-c:b>d?d-a:b-a}function mergeSplice(a,b,c,d){for(var e=newSplice(b,c,d),f=!1,g=0,h=0;h<a.length;h++){var i=a[h];if(i.index+=g,!f){var j=intersect(e.index,e.index+e.removed.length,i.index,i.index+i.addedCount);if(j>=0){a.splice(h,1),h--,g-=i.addedCount-i.removed.length,e.addedCount+=i.addedCount-j;var k=e.removed.length+i.removed.length-j;if(e.addedCount||k){var c=i.removed;if(e.index<i.index){var l=e.removed.slice(0,i.index-e.index);Array.prototype.push.apply(l,c),c=l}if(e.index+e.removed.length>i.index+i.addedCount){var m=e.removed.slice(i.index+i.addedCount-e.index);Array.prototype.push.apply(c,m)}e.removed=c,i.index<e.index&&(e.index=i.index)}else f=!0}else if(e.index<i.index){f=!0,a.splice(h,0,e),h++;var n=e.addedCount-e.removed.length;i.index+=n,g+=n}}}f||a.push(e)}function createInitialSplices(a,b){for(var c=[],d=0;d<b.length;d++){var e=b[d];switch(e.type){case"splice":mergeSplice(c,e.index,e.removed.slice(),e.addedCount);break;case"add":case"update":case"delete":if(!isIndex(e.name))continue;var f=toNumber(e.name);if(0>f)continue;mergeSplice(c,f,[e.oldValue],1);break;default:console.error("Unexpected record type: "+JSON.stringify(e))}}return c}function projectArraySplices(a,b){var c=[];return createInitialSplices(a,b).forEach(function(b){return 1==b.addedCount&&1==b.removed.length?void(b.removed[0]!==a[b.index]&&c.push(b)):void(c=c.concat(calcSplices(a,b.index,b.index+b.addedCount,b.removed,0,b.removed.length)))}),c}var testingExposeCycleCount=global.testingExposeCycleCount,hasObserve=detectObjectObserve(),hasEval=detectEval(),numberIsNaN=global.Number.isNaN||function(a){return"number"==typeof a&&global.isNaN(a)},createObject="__proto__"in{}?function(a){return a}:function(a){var b=a.__proto__;if(!b)return a;var c=Object.create(b);return Object.getOwnPropertyNames(a).forEach(function(b){Object.defineProperty(c,b,Object.getOwnPropertyDescriptor(a,b))}),c},identStart="[$_a-zA-Z]",identPart="[$_a-zA-Z0-9]",identRegExp=new RegExp("^"+identStart+"+"+identPart+"*$"),pathStateMachine={beforePath:{ws:["beforePath"],ident:["inIdent","append"],"[":["beforeElement"],eof:["afterPath"]},inPath:{ws:["inPath"],".":["beforeIdent"],"[":["beforeElement"],eof:["afterPath"]},beforeIdent:{ws:["beforeIdent"],ident:["inIdent","append"]},inIdent:{ident:["inIdent","append"],0:["inIdent","append"],number:["inIdent","append"],ws:["inPath","push"],".":["beforeIdent","push"],"[":["beforeElement","push"],eof:["afterPath","push"]},beforeElement:{ws:["beforeElement"],0:["afterZero","append"],number:["inIndex","append"],"'":["inSingleQuote","append",""],'"':["inDoubleQuote","append",""]},afterZero:{ws:["afterElement","push"],"]":["inPath","push"]},inIndex:{0:["inIndex","append"],number:["inIndex","append"],ws:["afterElement"],"]":["inPath","push"]},inSingleQuote:{"'":["afterElement"],eof:["error"],"else":["inSingleQuote","append"]},inDoubleQuote:{'"':["afterElement"],eof:["error"],"else":["inDoubleQuote","append"]},afterElement:{ws:["afterElement"],"]":["inPath","push"]}},constructorIsPrivate={},pathCache={};Path.get=getPath,Path.prototype=createObject({__proto__:[],valid:!0,toString:function(){for(var a="",b=0;b<this.length;b++){var c=this[b];a+=isIdent(c)?b?"."+c:c:formatAccessor(c)}return a},getValueFrom:function(a){for(var b=0;b<this.length;b++){if(null==a)return;a=a[this[b]]}return a},iterateObjects:function(a,b){for(var c=0;c<this.length;c++){if(c&&(a=a[this[c-1]]),!isObject(a))return;b(a,this[0])}},compiledGetValueFromFn:function(){var a="",b="obj";a+="if (obj != null";for(var c,d=0;d<this.length-1;d++)c=this[d],b+=isIdent(c)?"."+c:formatAccessor(c),a+=" &&\n     "+b+" != null";a+=")\n";var c=this[d];return b+=isIdent(c)?"."+c:formatAccessor(c),a+="  return "+b+";\nelse\n  return undefined;",new Function("obj",a)},setValueFrom:function(a,b){if(!this.length)return!1;for(var c=0;c<this.length-1;c++){if(!isObject(a))return!1;a=a[this[c]]}return isObject(a)?(a[this[c]]=b,!0):!1}});var invalidPath=new Path("",constructorIsPrivate);invalidPath.valid=!1,invalidPath.getValueFrom=invalidPath.setValueFrom=function(){};var MAX_DIRTY_CHECK_CYCLES=1e3,eomTasks=[],runEOM=hasObserve?function(){var a={pingPong:!0},b=!1;return Object.observe(a,function(){runEOMTasks(),b=!1}),function(c){eomTasks.push(c),b||(b=!0,a.pingPong=!a.pingPong)}}():function(){return function(a){eomTasks.push(a)}}(),observedObjectCache=[],observedSetCache=[],lastObservedSet,UNOPENED=0,OPENED=1,CLOSED=2,RESETTING=3,nextObserverId=1;Observer.prototype={open:function(a,b){if(this.state_!=UNOPENED)throw Error("Observer has already been opened.");return addToAll(this),this.callback_=a,this.target_=b,this.connect_(),this.state_=OPENED,this.value_},close:function(){this.state_==OPENED&&(removeFromAll(this),this.disconnect_(),this.value_=void 0,this.callback_=void 0,this.target_=void 0,this.state_=CLOSED)},deliver:function(){this.state_==OPENED&&dirtyCheck(this)},report_:function(a){try{this.callback_.apply(this.target_,a)}catch(b){Observer._errorThrownDuringCallback=!0,console.error("Exception caught during observer callback: "+(b.stack||b))}},discardChanges:function(){return this.check_(void 0,!0),this.value_}};var collectObservers=!hasObserve,allObservers;Observer._allObserversCount=0,collectObservers&&(allObservers=[]);var runningMicrotaskCheckpoint=!1,hasDebugForceFullDelivery=hasObserve&&hasEval&&function(){try{return eval("%RunMicrotasks()"),!0}catch(ex){return!1}}();global.Platform=global.Platform||{},global.Platform.performMicrotaskCheckpoint=function(){if(!runningMicrotaskCheckpoint){if(hasDebugForceFullDelivery)return void eval("%RunMicrotasks()");if(collectObservers){runningMicrotaskCheckpoint=!0;var cycles=0,anyChanged,toCheck;do{cycles++,toCheck=allObservers,allObservers=[],anyChanged=!1;for(var i=0;i<toCheck.length;i++){var observer=toCheck[i];observer.state_==OPENED&&(observer.check_()&&(anyChanged=!0),allObservers.push(observer))}runEOMTasks()&&(anyChanged=!0)}while(MAX_DIRTY_CHECK_CYCLES>cycles&&anyChanged);testingExposeCycleCount&&(global.dirtyCheckCycleCount=cycles),runningMicrotaskCheckpoint=!1}}},collectObservers&&(global.Platform.clearObservers=function(){allObservers=[]}),ObjectObserver.prototype=createObject({__proto__:Observer.prototype,arrayObserve:!1,connect_:function(){hasObserve?this.directObserver_=getObservedObject(this,this.value_,this.arrayObserve):this.oldObject_=this.copyObject(this.value_)},copyObject:function(a){var b=Array.isArray(a)?[]:{};for(var c in a)b[c]=a[c];return Array.isArray(a)&&(b.length=a.length),b},check_:function(a){var b,c;if(hasObserve){if(!a)return!1;c={},b=diffObjectFromChangeRecords(this.value_,a,c)}else c=this.oldObject_,b=diffObjectFromOldObject(this.value_,this.oldObject_);return diffIsEmpty(b)?!1:(hasObserve||(this.oldObject_=this.copyObject(this.value_)),this.report_([b.added||{},b.removed||{},b.changed||{},function(a){return c[a]}]),!0)},disconnect_:function(){hasObserve?(this.directObserver_.close(),this.directObserver_=void 0):this.oldObject_=void 0},deliver:function(){this.state_==OPENED&&(hasObserve?this.directObserver_.deliver(!1):dirtyCheck(this))},discardChanges:function(){return this.directObserver_?this.directObserver_.deliver(!0):this.oldObject_=this.copyObject(this.value_),this.value_}}),ArrayObserver.prototype=createObject({__proto__:ObjectObserver.prototype,arrayObserve:!0,copyObject:function(a){return a.slice()},check_:function(a){var b;if(hasObserve){if(!a)return!1;b=projectArraySplices(this.value_,a)}else b=calcSplices(this.value_,0,this.value_.length,this.oldObject_,0,this.oldObject_.length);return b&&b.length?(hasObserve||(this.oldObject_=this.copyObject(this.value_)),this.report_([b]),!0):!1}}),ArrayObserver.applySplices=function(a,b,c){c.forEach(function(c){for(var d=[c.index,c.removed.length],e=c.index;e<c.index+c.addedCount;)d.push(b[e]),e++;Array.prototype.splice.apply(a,d)})},PathObserver.prototype=createObject({__proto__:Observer.prototype,get path(){return this.path_},connect_:function(){hasObserve&&(this.directObserver_=getObservedSet(this,this.object_)),this.check_(void 0,!0)},disconnect_:function(){this.value_=void 0,this.directObserver_&&(this.directObserver_.close(this),this.directObserver_=void 0)},iterateObjects_:function(a){this.path_.iterateObjects(this.object_,a)},check_:function(a,b){var c=this.value_;return this.value_=this.path_.getValueFrom(this.object_),b||areSameValue(this.value_,c)?!1:(this.report_([this.value_,c,this]),!0)},setValue:function(a){this.path_&&this.path_.setValueFrom(this.object_,a)}});var observerSentinel={};CompoundObserver.prototype=createObject({__proto__:Observer.prototype,connect_:function(){if(hasObserve){for(var a,b=!1,c=0;c<this.observed_.length;c+=2)if(a=this.observed_[c],a!==observerSentinel){b=!0;break}b&&(this.directObserver_=getObservedSet(this,a))}this.check_(void 0,!this.reportChangesOnOpen_)},disconnect_:function(){for(var a=0;a<this.observed_.length;a+=2)this.observed_[a]===observerSentinel&&this.observed_[a+1].close();this.observed_.length=0,this.value_.length=0,this.directObserver_&&(this.directObserver_.close(this),this.directObserver_=void 0)},addPath:function(a,b){if(this.state_!=UNOPENED&&this.state_!=RESETTING)throw Error("Cannot add paths once started.");var b=getPath(b);if(this.observed_.push(a,b),this.reportChangesOnOpen_){var c=this.observed_.length/2-1;this.value_[c]=b.getValueFrom(a)}},addObserver:function(a){if(this.state_!=UNOPENED&&this.state_!=RESETTING)throw Error("Cannot add observers once 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c?(this.report_([this.value_,c,this.observed_]),!0):!1}}),ObserverTransform.prototype={open:function(a,b){return this.callback_=a,this.target_=b,this.value_=this.getValueFn_(this.observable_.open(this.observedCallback_,this)),this.value_},observedCallback_:function(a){if(a=this.getValueFn_(a),!areSameValue(a,this.value_)){var b=this.value_;this.value_=a,this.callback_.call(this.target_,this.value_,b)}},discardChanges:function(){return this.value_=this.getValueFn_(this.observable_.discardChanges()),this.value_},deliver:function(){return this.observable_.deliver()},setValue:function(a){return a=this.setValueFn_(a),!this.dontPassThroughSet_&&this.observable_.setValue?this.observable_.setValue(a):void 0},close:function(){this.observable_&&this.observable_.close(),this.callback_=void 0,this.target_=void 0,this.observable_=void 0,this.value_=void 0,this.getValueFn_=void 0,this.setValueFn_=void 0}};var expectedRecordTypes={add:!0,update:!0,"delete":!0},EDIT_LEAVE=0,EDIT_UPDATE=1,EDIT_ADD=2,EDIT_DELETE=3;ArraySplice.prototype={calcEditDistances:function(a,b,c,d,e,f){for(var g=f-e+1,h=c-b+1,i=new Array(g),j=0;g>j;j++)i[j]=new Array(h),i[j][0]=j;for(var k=0;h>k;k++)i[0][k]=k;for(var j=1;g>j;j++)for(var k=1;h>k;k++)if(this.equals(a[b+k-1],d[e+j-1]))i[j][k]=i[j-1][k-1];else{var l=i[j-1][k]+1,m=i[j][k-1]+1;i[j][k]=m>l?l:m}return i},spliceOperationsFromEditDistances:function(a){for(var b=a.length-1,c=a[0].length-1,d=a[b][c],e=[];b>0||c>0;)if(0!=b)if(0!=c){var f,g=a[b-1][c-1],h=a[b-1][c],i=a[b][c-1];f=i>h?g>h?h:g:g>i?i:g,f==g?(g==d?e.push(EDIT_LEAVE):(e.push(EDIT_UPDATE),d=g),b--,c--):f==h?(e.push(EDIT_DELETE),b--,d=h):(e.push(EDIT_ADD),c--,d=i)}else e.push(EDIT_DELETE),b--;else e.push(EDIT_ADD),c--;return e.reverse(),e},calcSplices:function(a,b,c,d,e,f){var g=0,h=0,i=Math.min(c-b,f-e);if(0==b&&0==e&&(g=this.sharedPrefix(a,d,i)),c==a.length&&f==d.length&&(h=this.sharedSuffix(a,d,i-g)),b+=g,e+=g,c-=h,f-=h,c-b==0&&f-e==0)return[];if(b==c){for(var j=newSplice(b,[],0);f>e;)j.removed.push(d[e++]);return[j]}if(e==f)return[newSplice(b,[],c-b)];for(var k=this.spliceOperationsFromEditDistances(this.calcEditDistances(a,b,c,d,e,f)),j=void 0,l=[],m=b,n=e,o=0;o<k.length;o++)switch(k[o]){case EDIT_LEAVE:j&&(l.push(j),j=void 0),m++,n++;break;case EDIT_UPDATE:j||(j=newSplice(m,[],0)),j.addedCount++,m++,j.removed.push(d[n]),n++;break;case EDIT_ADD:j||(j=newSplice(m,[],0)),j.addedCount++,m++;break;case EDIT_DELETE:j||(j=newSplice(m,[],0)),j.removed.push(d[n]),n++}return j&&l.push(j),l},sharedPrefix:function(a,b,c){for(var d=0;c>d;d++)if(!this.equals(a[d],b[d]))return d;return c},sharedSuffix:function(a,b,c){for(var d=a.length,e=b.length,f=0;c>f&&this.equals(a[--d],b[--e]);)f++;return f},calculateSplices:function(a,b){return 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diff --git a/build/dat-gui.js b/build/dat-gui.js
index 9782cee..5611231 100755
--- a/build/dat-gui.js
+++ b/build/dat-gui.js
@@ -1,13 +1,14 @@
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expectedRecordTypes={add:!0,update:!0,"delete":!0},EDIT_LEAVE=0,EDIT_UPDATE=1,EDIT_ADD=2,EDIT_DELETE=3;ArraySplice.prototype={calcEditDistances:function(a,b,c,d,e,f){for(var g=f-e+1,h=c-b+1,i=new Array(g),j=0;g>j;j++)i[j]=new Array(h),i[j][0]=j;for(var k=0;h>k;k++)i[0][k]=k;for(var j=1;g>j;j++)for(var k=1;h>k;k++)if(this.equals(a[b+k-1],d[e+j-1]))i[j][k]=i[j-1][k-1];else{var l=i[j-1][k]+1,m=i[j][k-1]+1;i[j][k]=m>l?l:m}return i},spliceOperationsFromEditDistances:function(a){for(var b=a.length-1,c=a[0].length-1,d=a[b][c],e=[];b>0||c>0;)if(0!=b)if(0!=c){var f,g=a[b-1][c-1],h=a[b-1][c],i=a[b][c-1];f=i>h?g>h?h:g:g>i?i:g,f==g?(g==d?e.push(EDIT_LEAVE):(e.push(EDIT_UPDATE),d=g),b--,c--):f==h?(e.push(EDIT_DELETE),b--,d=h):(e.push(EDIT_ADD),c--,d=i)}else e.push(EDIT_DELETE),b--;else e.push(EDIT_ADD),c--;return e.reverse(),e},calcSplices:function(a,b,c,d,e,f){var 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a=0;a<h.length;a++)Object.unobserve(h[a],c),Observer.unobservedCount++;g.length=0,h.length=0,d=void 0,e=void 0,observedSetCache.push(this)}}};return i}function getObservedSet(a,b){return lastObservedSet&&lastObservedSet.object===b||(lastObservedSet=observedSetCache.pop()||newObservedSet(),lastObservedSet.object=b),lastObservedSet.open(a,b),lastObservedSet}function Observer(){this.state_=UNOPENED,this.callback_=void 0,this.target_=void 0,this.directObserver_=void 0,this.value_=void 0,this.id_=nextObserverId++}function addToAll(a){Observer._allObserversCount++,collectObservers&&allObservers.push(a)}function removeFromAll(){Observer._allObserversCount--}function ObjectObserver(a){Observer.call(this),this.value_=a,this.oldObject_=void 0}function ArrayObserver(a){if(!Array.isArray(a))throw Error("Provided object is not an Array");ObjectObserver.call(this,a)}function PathObserver(a,b){Observer.call(this),this.object_=a,this.path_=getPath(b),this.directObserver_=void 0}function CompoundObserver(a){Observer.call(this),this.reportChangesOnOpen_=a,this.value_=[],this.directObserver_=void 0,this.observed_=[]}function identFn(a){return a}function ObserverTransform(a,b,c,d){this.callback_=void 0,this.target_=void 0,this.value_=void 0,this.observable_=a,this.getValueFn_=b||identFn,this.setValueFn_=c||identFn,this.dontPassThroughSet_=d}function diffObjectFromChangeRecords(a,b,c){for(var d={},e={},f=0;f<b.length;f++){var g=b[f];expectedRecordTypes[g.type]?(g.name in c||(c[g.name]=g.oldValue),"update"!=g.type&&("add"!=g.type?g.name in d?(delete d[g.name],delete c[g.name]):e[g.name]=!0:g.name in e?delete e[g.name]:d[g.name]=!0)):(console.error("Unknown changeRecord type: "+g.type),console.error(g))}for(var h in d)d[h]=a[h];for(var h in e)e[h]=void 0;var i={};for(var h in c)if(!(h in d||h in e)){var j=a[h];c[h]!==j&&(i[h]=j)}return{added:d,removed:e,changed:i}}function newSplice(a,b,c){return{index:a,removed:b,addedCount:c}}function ArraySplice(){}function calcSplices(a,b,c,d,e,f){return arraySplice.calcSplices(a,b,c,d,e,f)}function intersect(a,b,c,d){return c>b||a>d?-1:b==c||d==a?0:c>a?d>b?b-c:d-c:b>d?d-a:b-a}function mergeSplice(a,b,c,d){for(var e=newSplice(b,c,d),f=!1,g=0,h=0;h<a.length;h++){var i=a[h];if(i.index+=g,!f){var j=intersect(e.index,e.index+e.removed.length,i.index,i.index+i.addedCount);if(j>=0){a.splice(h,1),h--,g-=i.addedCount-i.removed.length,e.addedCount+=i.addedCount-j;var k=e.removed.length+i.removed.length-j;if(e.addedCount||k){var c=i.removed;if(e.index<i.index){var l=e.removed.slice(0,i.index-e.index);Array.prototype.push.apply(l,c),c=l}if(e.index+e.removed.length>i.index+i.addedCount){var m=e.removed.slice(i.index+i.addedCount-e.index);Array.prototype.push.apply(c,m)}e.removed=c,i.index<e.index&&(e.index=i.index)}else f=!0}else if(e.index<i.index){f=!0,a.splice(h,0,e),h++;var n=e.addedCount-e.removed.length;i.index+=n,g+=n}}}f||a.push(e)}function createInitialSplices(a,b){for(var c=[],d=0;d<b.length;d++){var e=b[d];switch(e.type){case"splice":mergeSplice(c,e.index,e.removed.slice(),e.addedCount);break;case"add":case"update":case"delete":if(!isIndex(e.name))continue;var f=toNumber(e.name);if(0>f)continue;mergeSplice(c,f,[e.oldValue],1);break;default:console.error("Unexpected record type: "+JSON.stringify(e))}}return c}function projectArraySplices(a,b){var c=[];return createInitialSplices(a,b).forEach(function(b){return 1==b.addedCount&&1==b.removed.length?void(b.removed[0]!==a[b.index]&&c.push(b)):void(c=c.concat(calcSplices(a,b.index,b.index+b.addedCount,b.removed,0,b.removed.length)))}),c}var testingExposeCycleCount=global.testingExposeCycleCount,hasObserve=detectObjectObserve(),hasEval=detectEval(),numberIsNaN=global.Number.isNaN||function(a){return"number"==typeof a&&global.isNaN(a)},createObject="__proto__"in{}?function(a){return a}:function(a){var b=a.__proto__;if(!b)return a;var c=Object.create(b);return Object.getOwnPropertyNames(a).forEach(function(b){Object.defineProperty(c,b,Object.getOwnPropertyDescriptor(a,b))}),c},identStart="[$_a-zA-Z]",identPart="[$_a-zA-Z0-9]",identRegExp=new RegExp("^"+identStart+"+"+identPart+"*$"),pathStateMachine={beforePath:{ws:["beforePath"],ident:["inIdent","append"],"[":["beforeElement"],eof:["afterPath"]},inPath:{ws:["inPath"],".":["beforeIdent"],"[":["beforeElement"],eof:["afterPath"]},beforeIdent:{ws:["beforeIdent"],ident:["inIdent","append"]},inIdent:{ident:["inIdent","append"],0:["inIdent","append"],number:["inIdent","append"],ws:["inPath","push"],".":["beforeIdent","push"],"[":["beforeElement","push"],eof:["afterPath","push"]},beforeElement:{ws:["beforeElement"],0:["afterZero","append"],number:["inIndex","append"],"\'":["inSingleQuote","append",""],\'"\':["inDoubleQuote","append",""]},afterZero:{ws:["afterElement","push"],"]":["inPath","push"]},inIndex:{0:["inIndex","append"],number:["inIndex","append"],ws:["afterElement"],"]":["inPath","push"]},inSingleQuote:{"\'":["afterElement"],eof:["error"],"else":["inSingleQuote","append"]},inDoubleQuote:{\'"\':["afterElement"],eof:["error"],"else":["inDoubleQuote","append"]},afterElement:{ws:["afterElement"],"]":["inPath","push"]}},constructorIsPrivate={},pathCache={};Path.get=getPath,Path.prototype=createObject({__proto__:[],valid:!0,toString:function(){for(var a="",b=0;b<this.length;b++){var c=this[b];a+=isIdent(c)?b?"."+c:c:formatAccessor(c)}return a},getValueFrom:function(a){for(var b=0;b<this.length;b++){if(null==a)return;a=a[this[b]]}return a},iterateObjects:function(a,b){for(var c=0;c<this.length;c++){if(c&&(a=a[this[c-1]]),!isObject(a))return;b(a,this[0])}},compiledGetValueFromFn:function(){var a="",b="obj";a+="if (obj != null";for(var c,d=0;d<this.length-1;d++)c=this[d],b+=isIdent(c)?"."+c:formatAccessor(c),a+=" &&\\n     "+b+" != null";a+=")\\n";var c=this[d];return b+=isIdent(c)?"."+c:formatAccessor(c),a+="  return "+b+";\\nelse\\n  return undefined;",new Function("obj",a)},setValueFrom:function(a,b){if(!this.length)return!1;for(var c=0;c<this.length-1;c++){if(!isObject(a))return!1;a=a[this[c]]}return isObject(a)?(a[this[c]]=b,!0):!1}});var invalidPath=new Path("",constructorIsPrivate);invalidPath.valid=!1,invalidPath.getValueFrom=invalidPath.setValueFrom=function(){};var MAX_DIRTY_CHECK_CYCLES=1e3,eomTasks=[],runEOM=hasObserve?function(){var a={pingPong:!0},b=!1;return Object.observe(a,function(){runEOMTasks(),b=!1}),function(c){eomTasks.push(c),b||(b=!0,a.pingPong=!a.pingPong)}}():function(){return function(a){eomTasks.push(a)}}(),observedObjectCache=[],observedSetCache=[],lastObservedSet,UNOPENED=0,OPENED=1,CLOSED=2,RESETTING=3,nextObserverId=1;Observer.prototype={open:function(a,b){if(this.state_!=UNOPENED)throw Error("Observer has already been opened.");return addToAll(this),this.callback_=a,this.target_=b,this.connect_(),this.state_=OPENED,this.value_},close:function(){this.state_==OPENED&&(removeFromAll(this),this.disconnect_(),this.value_=void 0,this.callback_=void 0,this.target_=void 0,this.state_=CLOSED)},deliver:function(){this.state_==OPENED&&dirtyCheck(this)},report_:function(a){try{this.callback_.apply(this.target_,a)}catch(b){Observer._errorThrownDuringCallback=!0,console.error("Exception caught during observer callback: "+(b.stack||b))}},discardChanges:function(){return this.check_(void 0,!0),this.value_}};var collectObservers=!hasObserve,allObservers;Observer._allObserversCount=0,collectObservers&&(allObservers=[]);var runningMicrotaskCheckpoint=!1,hasDebugForceFullDelivery=hasObserve&&hasEval&&function(){try{return eval("%RunMicrotasks()"),!0}catch(ex){return!1}}();global.Platform=global.Platform||{},global.Platform.performMicrotaskCheckpoint=function(){if(!runningMicrotaskCheckpoint){if(hasDebugForceFullDelivery)return void eval("%RunMicrotasks()");if(collectObservers){runningMicrotaskCheckpoint=!0;var cycles=0,anyChanged,toCheck;do{cycles++,toCheck=allObservers,allObservers=[],anyChanged=!1;for(var i=0;i<toCheck.length;i++){var observer=toCheck[i];observer.state_==OPENED&&(observer.check_()&&(anyChanged=!0),allObservers.push(observer))}runEOMTasks()&&(anyChanged=!0)}while(MAX_DIRTY_CHECK_CYCLES>cycles&&anyChanged);testingExposeCycleCount&&(global.dirtyCheckCycleCount=cycles),runningMicrotaskCheckpoint=!1}}},collectObservers&&(global.Platform.clearObservers=function(){allObservers=[]}),ObjectObserver.prototype=createObject({__proto__:Observer.prototype,arrayObserve:!1,connect_:function(){hasObserve?this.directObserver_=getObservedObject(this,this.value_,this.arrayObserve):this.oldObject_=this.copyObject(this.value_)},copyObject:function(a){var b=Array.isArray(a)?[]:{};for(var c in a)b[c]=a[c];return Array.isArray(a)&&(b.length=a.length),b},check_:function(a){var b,c;if(hasObserve){if(!a)return!1;c={},b=diffObjectFromChangeRecords(this.value_,a,c)}else c=this.oldObject_,b=diffObjectFromOldObject(this.value_,this.oldObject_);return diffIsEmpty(b)?!1:(hasObserve||(this.oldObject_=this.copyObject(this.value_)),this.report_([b.added||{},b.removed||{},b.changed||{},function(a){return c[a]}]),!0)},disconnect_:function(){hasObserve?(this.directObserver_.close(),this.directObserver_=void 0):this.oldObject_=void 0},deliver:function(){this.state_==OPENED&&(hasObserve?this.directObserver_.deliver(!1):dirtyCheck(this))},discardChanges:function(){return this.directObserver_?this.directObserver_.deliver(!0):this.oldObject_=this.copyObject(this.value_),this.value_}}),ArrayObserver.prototype=createObject({__proto__:ObjectObserver.prototype,arrayObserve:!0,copyObject:function(a){return a.slice()},check_:function(a){var b;if(hasObserve){if(!a)return!1;b=projectArraySplices(this.value_,a)}else b=calcSplices(this.value_,0,this.value_.length,this.oldObject_,0,this.oldObject_.length);return b&&b.length?(hasObserve||(this.oldObject_=this.copyObject(this.value_)),this.report_([b]),!0):!1}}),ArrayObserver.applySplices=function(a,b,c){c.forEach(function(c){for(var d=[c.index,c.removed.length],e=c.index;e<c.index+c.addedCount;)d.push(b[e]),e++;Array.prototype.splice.apply(a,d)})},PathObserver.prototype=createObject({__proto__:Observer.prototype,get path(){return this.path_},connect_:function(){hasObserve&&(this.directObserver_=getObservedSet(this,this.object_)),this.check_(void 0,!0)},disconnect_:function(){this.value_=void 0,this.directObserver_&&(this.directObserver_.close(this),this.directObserver_=void 0)},iterateObjects_:function(a){this.path_.iterateObjects(this.object_,a)},check_:function(a,b){var c=this.value_;return this.value_=this.path_.getValueFrom(this.object_),b||areSameValue(this.value_,c)?!1:(this.report_([this.value_,c,this]),!0)},setValue:function(a){this.path_&&this.path_.setValueFrom(this.object_,a)}});var observerSentinel={};CompoundObserver.prototype=createObject({__proto__:Observer.prototype,connect_:function(){if(hasObserve){for(var a,b=!1,c=0;c<this.observed_.length;c+=2)if(a=this.observed_[c],a!==observerSentinel){b=!0;break}b&&(this.directObserver_=getObservedSet(this,a))}this.check_(void 0,!this.reportChangesOnOpen_)},disconnect_:function(){for(var a=0;a<this.observed_.length;a+=2)this.observed_[a]===observerSentinel&&this.observed_[a+1].close();this.observed_.length=0,this.value_.length=0,this.directObserver_&&(this.directObserver_.close(this),this.directObserver_=void 0)},addPath:function(a,b){if(this.state_!=UNOPENED&&this.state_!=RESETTING)throw Error("Cannot add paths once started.");var b=getPath(b);if(this.observed_.push(a,b),this.reportChangesOnOpen_){var c=this.observed_.length/2-1;this.value_[c]=b.getValueFrom(a)}},addObserver:function(a){if(this.state_!=UNOPENED&&this.state_!=RESETTING)throw Error("Cannot add observers once started.");if(this.observed_.push(observerSentinel,a),this.reportChangesOnOpen_){var b=this.observed_.length/2-1;this.value_[b]=a.open(this.deliver,this)}},startReset:function(){if(this.state_!=OPENED)throw Error("Can only reset while open");this.state_=RESETTING,this.disconnect_()},finishReset:function(){if(this.state_!=RESETTING)throw Error("Can only finishReset after startReset");return this.state_=OPENED,this.connect_(),this.value_},iterateObjects_:function(a){for(var b,c=0;c<this.observed_.length;c+=2)b=this.observed_[c],b!==observerSentinel&&this.observed_[c+1].iterateObjects(b,a)},check_:function(a,b){for(var c,d=0;d<this.observed_.length;d+=2){var e,f=this.observed_[d],g=this.observed_[d+1];if(f===observerSentinel){var h=g;e=this.state_===UNOPENED?h.open(this.deliver,this):h.discardChanges()}else e=g.getValueFrom(f);b?this.value_[d/2]=e:areSameValue(e,this.value_[d/2])||(c=c||[],c[d/2]=this.value_[d/2],this.value_[d/2]=e)}return c?(this.report_([this.value_,c,this.observed_]),!0):!1}}),ObserverTransform.prototype={open:function(a,b){return this.callback_=a,this.target_=b,this.value_=this.getValueFn_(this.observable_.open(this.observedCallback_,this)),this.value_},observedCallback_:function(a){if(a=this.getValueFn_(a),!areSameValue(a,this.value_)){var b=this.value_;this.value_=a,this.callback_.call(this.target_,this.value_,b)}},discardChanges:function(){return this.value_=this.getValueFn_(this.observable_.discardChanges()),this.value_},deliver:function(){return this.observable_.deliver()},setValue:function(a){return a=this.setValueFn_(a),!this.dontPassThroughSet_&&this.observable_.setValue?this.observable_.setValue(a):void 0},close:function(){this.observable_&&this.observable_.close(),this.callback_=void 0,this.target_=void 0,this.observable_=void 0,this.value_=void 0,this.getValueFn_=void 0,this.setValueFn_=void 0}};var expectedRecordTypes={add:!0,update:!0,"delete":!0},EDIT_LEAVE=0,EDIT_UPDATE=1,EDIT_ADD=2,EDIT_DELETE=3;ArraySplice.prototype={calcEditDistances:function(a,b,c,d,e,f){for(var g=f-e+1,h=c-b+1,i=new Array(g),j=0;g>j;j++)i[j]=new Array(h),i[j][0]=j;for(var k=0;h>k;k++)i[0][k]=k;for(var j=1;g>j;j++)for(var k=1;h>k;k++)if(this.equals(a[b+k-1],d[e+j-1]))i[j][k]=i[j-1][k-1];else{var l=i[j-1][k]+1,m=i[j][k-1]+1;i[j][k]=m>l?l:m}return i},spliceOperationsFromEditDistances:function(a){for(var b=a.length-1,c=a[0].length-1,d=a[b][c],e=[];b>0||c>0;)if(0!=b)if(0!=c){var f,g=a[b-1][c-1],h=a[b-1][c],i=a[b][c-1];f=i>h?g>h?h:g:g>i?i:g,f==g?(g==d?e.push(EDIT_LEAVE):(e.push(EDIT_UPDATE),d=g),b--,c--):f==h?(e.push(EDIT_DELETE),b--,d=h):(e.push(EDIT_ADD),c--,d=i)}else e.push(EDIT_DELETE),b--;else e.push(EDIT_ADD),c--;return e.reverse(),e},calcSplices:function(a,b,c,d,e,f){var g=0,h=0,i=Math.min(c-b,f-e);if(0==b&&0==e&&(g=this.sharedPrefix(a,d,i)),c==a.length&&f==d.length&&(h=this.sharedSuffix(a,d,i-g)),b+=g,e+=g,c-=h,f-=h,c-b==0&&f-e==0)return[];if(b==c){for(var j=newSplice(b,[],0);f>e;)j.removed.push(d[e++]);return[j]}if(e==f)return[newSplice(b,[],c-b)];for(var k=this.spliceOperationsFromEditDistances(this.calcEditDistances(a,b,c,d,e,f)),j=void 0,l=[],m=b,n=e,o=0;o<k.length;o++)switch(k[o]){case EDIT_LEAVE:j&&(l.push(j),j=void 0),m++,n++;break;case EDIT_UPDATE:j||(j=newSplice(m,[],0)),j.addedCount++,m++,j.removed.push(d[n]),n++;break;case EDIT_ADD:j||(j=newSplice(m,[],0)),j.addedCount++,m++;break;case EDIT_DELETE:j||(j=newSplice(m,[],0)),j.removed.push(d[n]),n++}return j&&l.push(j),l},sharedPrefix:function(a,b,c){for(var d=0;c>d;d++)if(!this.equals(a[d],b[d]))return d;return c},sharedSuffix:function(a,b,c){for(var d=a.length,e=b.length,f=0;c>f&&this.equals(a[--d],b[--e]);)f++;return f},calculateSplices:function(a,b){return 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 '<div hidden><script>Gui.register("dat-gui-string",function(value){return typeof value=="string"});Polymer("dat-gui-string",{click:function(e){this.$.input.select()},keydown:function(e){if(e.keyCode==13){this.$.input.blur()}}});</script><polymer-element name="dat-gui-string" extends="dat-gui-base" assetpath="../elements/dat-gui-string/"><template><style>input{font:10px \'Lucida Grande\',sans-serif;color:#ecebe0;-webkit-font-smoothing:antialiased;height:100%;width:100%;display:inline-block;background-color:transparent;border:0;-webkit-border-radius:0;border-radius:0;padding:0;outline:0;-webkit-transition:background-color .15s linear;-moz-transition:background-color .15s linear;-o-transition:background-color .15s linear;-ms-transition:background-color .15s linear;transition:background-color .15s linear;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}:host-context(.touch-true) input{font-size:13.5px}input:focus{background:rgba(255,255,255,.05)}:host-context(.touch-false) input:hover{background:rgba(255,255,255,.05)}</style><style>input{color:#1ebd6e;padding-left:8px}</style><input id="input" type="text" value="{{ value }}" on-click="{{ click }}" on-keydown="{{ keydown }}"></template></polymer-element></div>',
 '<div hidden><script>Gui.register("dat-gui-boolean",function(value){return typeof value=="boolean"});Polymer("dat-gui-boolean",{ready:function(){},toggle:function(){this.value=!this.value}});</script><polymer-element name="dat-gui-boolean" extends="dat-gui-base" assetpath="../elements/dat-gui-boolean/"><template><style>input{font:10px \'Lucida Grande\',sans-serif;color:#ecebe0;-webkit-font-smoothing:antialiased;height:100%;width:100%;display:inline-block;background-color:transparent;border:0;-webkit-border-radius:0;border-radius:0;padding:0;outline:0;-webkit-transition:background-color .15s linear;-moz-transition:background-color .15s linear;-o-transition:background-color .15s linear;-ms-transition:background-color .15s linear;transition:background-color .15s linear;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}:host-context(.touch-true) input{font-size:13.5px}input:focus{background:rgba(255,255,255,.05)}:host-context(.touch-false) input:hover{background:rgba(255,255,255,.05)}</style><style>#container{height:100%;cursor:pointer;padding-left:8px}#switch-track{width:2em;height:.8em;background:rgba(255,255,255,.25);border-radius:999px;-webkit-transition:background .1s linear;-moz-transition:background .1s linear;-o-transition:background .1s linear;-ms-transition:background .1s linear;transition:background .1s linear}#switch-knob{height:.8em;width:.8em;border-radius:100%;background:#ecebe0;-webkit-transition:-webkit-transform .15s cubic-bezier(0.25,.25,0,1);-moz-transition:-moz-transform .15s cubic-bezier(0.25,.25,0,1);-o-transition:-o-transform .15s cubic-bezier(0.25,.25,0,1);-ms-transition:-ms-transform .15s cubic-bezier(0.25,.25,0,1);transition:transform .15s cubic-bezier(0.25,.25,0,1)}.value-true #switch-track{background:#864694}.value-true #switch-knob{-webkit-transform:translate3d(1.2em,0,0);-moz-transform:translate3d(1.2em,0,0);-o-transform:translate3d(1.2em,0,0);-ms-transform:translate3d(1.2em,0,0);transform:translate3d(1.2em,0,0)}:host-context(.touch-false) .value-false:hover #switch-knob{-webkit-transform:scale(1.5);-moz-transform:scale(1.5);-o-transform:scale(1.5);-ms-transform:scale(1.5);transform:scale(1.5)}:host-context(.touch-false) .value-true:hover #switch-knob{-webkit-transform:translate3d(1.2em,0,0) scale(1.5);-moz-transform:translate3d(1.2em,0,0) scale(1.5);-o-transform:translate3d(1.2em,0,0) scale(1.5);-ms-transform:translate3d(1.2em,0,0) scale(1.5);transform:translate3d(1.2em,0,0) scale(1.5)}#text{margin-left:8px}.value-false #text{color:rgba(255,255,255,.25)}</style><div id="container" horizontal="" layout="" center="" on-tap="{{ toggle }}" class="value-{{ value }}"><div id="switch-track"><div id="switch-knob"></div></div></div></template></polymer-element></div>',
diff --git a/gulpfile.js b/gulpfile.js
index 8ef2454..ef1f713 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -4,7 +4,7 @@ Main Gulp tasks
 -----------------
 
     * default - dev
-    
+
     * build - create a vulcanized compiled version after linting and formatting
     * dev - launch server, watch for code changes, lint, format
     * docs - compile the docs and update gh-pages
@@ -59,7 +59,7 @@ gulp.task( 'test', function() {
 
 } );
 
-gulp.task( 'watch', [ 'build', 'test' ], function() {
+gulp.task( 'watch', [ 'lint', 'build', 'test' ], function() {
     // watches and builds all tasks
 
     gulp.watch( paths.build, [ 'build' ] );
@@ -75,7 +75,10 @@ gulp.task( 'watch', [ 'build', 'test' ], function() {
         base: './'
     } )
         .pipe( $.esformatter( formattingOptions ) )
-        .pipe( gulp.dest( './' ) );
+        .pipe( gulp.dest( './' ) )
+        .pipe( $.jshint( '.jshintrc' ) )
+        .pipe( $.jshint.reporter( 'jshint-stylish' ) )
+        .pipe( $.jshint.reporter( 'fail' ) );
 
 } );