diff -r c7c34916027a -r 177826044cd9 wp/wp-includes/js/backbone.min.js
--- a/wp/wp-includes/js/backbone.min.js	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-includes/js/backbone.min.js	Mon Oct 14 18:28:13 2019 +0200
@@ -1,1 +1,1 @@
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i},_isModel:function(t){return t instanceof y},_addReference:function(t,e){this._byId[t.cid]=t;var i=this.modelId(t.attributes);if(i!=null)this._byId[i]=t;t.on("all",this._onModelEvent,this)},_removeReference:function(t,e){delete this._byId[t.cid];var i=this.modelId(t.attributes);if(i!=null)delete this._byId[i];if(this===t.collection)delete t.collection;t.off("all",this._onModelEvent,this)},_onModelEvent:function(t,e,i,r){if(e){if((t==="add"||t==="remove")&&i!==this)return;if(t==="destroy")this.remove(e,r);if(t==="change"){var n=this.modelId(e.previousAttributes());var s=this.modelId(e.attributes);if(n!==s){if(n!=null)delete this._byId[n];if(s!=null)this._byId[s]=e}}}this.trigger.apply(this,arguments)}});var S={forEach:3,each:3,map:3,collect:3,reduce:0,foldl:0,inject:0,reduceRight:0,foldr:0,find:3,detect:3,filter:3,select:3,reject:3,every:3,all:3,some:3,any:3,include:3,includes:3,contains:3,invoke:0,max:3,min:3,toArray:1,size:1,first:3,head:3,take:3,initial:3,rest:3,tail:3,drop:3,last:3,without:0,difference:0,indexOf:3,shuffle:1,lastIndexOf:3,isEmpty:1,chain:1,sample:3,partition:3,groupBy:3,countBy:3,sortBy:3,indexBy:3,findIndex:3,findLastIndex:3};h(x,S,"models");var k=e.View=function(t){this.cid=i.uniqueId("view");i.extend(this,i.pick(t,P));this._ensureElement();this.initialize.apply(this,arguments)};var T=/^(\S+)\s*(.*)$/;var P=["model","collection","el","id","attributes","className","tagName","events"];i.extend(k.prototype,u,{tagName:"div",$:function(t){return this.$el.find(t)},initialize:function(){},render:function(){return this},remove:function(){this._removeElement();this.stopListening();return this},_removeElement:function(){this.$el.remove()},setElement:function(t){this.undelegateEvents();this._setElement(t);this.delegateEvents();return this},_setElement:function(t){this.$el=t instanceof e.$?t:e.$(t);this.el=this.$el[0]},delegateEvents:function(t){t||(t=i.result(this,"events"));if(!t)return this;this.undelegateEvents();for(var e in t){var r=t[e];if(!i.isFunction(r))r=this[r];if(!r)continue;var n=e.match(T);this.delegate(n[1],n[2],i.bind(r,this))}return this},delegate:function(t,e,i){this.$el.on(t+".delegateEvents"+this.cid,e,i);return this},undelegateEvents:function(){if(this.$el)this.$el.off(".delegateEvents"+this.cid);return this},undelegate:function(t,e,i){this.$el.off(t+".delegateEvents"+this.cid,e,i);return this},_createElement:function(t){return document.createElement(t)},_ensureElement:function(){if(!this.el){var t=i.extend({},i.result(this,"attributes"));if(this.id)t.id=i.result(this,"id");if(this.className)t["class"]=i.result(this,"className");this.setElement(this._createElement(i.result(this,"tagName")));this._setAttributes(t)}else{this.setElement(i.result(this,"el"))}},_setAttributes:function(t){this.$el.attr(t)}});e.sync=function(t,r,n){var s=H[t];i.defaults(n||(n={}),{emulateHTTP:e.emulateHTTP,emulateJSON:e.emulateJSON});var a={type:s,dataType:"json"};if(!n.url){a.url=i.result(r,"url")||F()}if(n.data==null&&r&&(t==="create"||t==="update"||t==="patch")){a.contentType="application/json";a.data=JSON.stringify(n.attrs||r.toJSON(n))}if(n.emulateJSON){a.contentType="application/x-www-form-urlencoded";a.data=a.data?{model:a.data}:{}}if(n.emulateHTTP&&(s==="PUT"||s==="DELETE"||s==="PATCH")){a.type="POST";if(n.emulateJSON)a.data._method=s;var h=n.beforeSend;n.beforeSend=function(t){t.setRequestHeader("X-HTTP-Method-Override",s);if(h)return 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this},execute:function(t,e,i){if(t)t.apply(this,e)},navigate:function(t,i){e.history.navigate(t,i);return this},_bindRoutes:function(){if(!this.routes)return;this.routes=i.result(this,"routes");var t,e=i.keys(this.routes);while((t=e.pop())!=null){this.route(t,this.routes[t])}},_routeToRegExp:function(t){t=t.replace(j,"\\$&").replace(A,"(?:$1)?").replace(C,function(t,e){return e?t:"([^/?]+)"}).replace(R,"([^?]*?)");return new RegExp("^"+t+"(?:\\?([\\s\\S]*))?$")},_extractParameters:function(t,e){var r=t.exec(e).slice(1);return i.map(r,function(t,e){if(e===r.length-1)return t||null;return t?decodeURIComponent(t):null})}});var N=e.History=function(){this.handlers=[];this.checkUrl=i.bind(this.checkUrl,this);if(typeof window!=="undefined"){this.location=window.location;this.history=window.history}};var M=/^[#\/]|\s+$/g;var O=/^\/+|\/+$/g;var U=/#.*$/;N.started=false;i.extend(N.prototype,u,{interval:50,atRoot:function(){var t=this.location.pathname.replace(/[^\/]$/,"$&/");return 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f,g,h=[],i=[],j=[],k=[],l={},m=b.add,n=b.merge,o=b.remove,p=!1,q=this.comparator&&null==e&&b.sort!==!1,r=c.isString(this.comparator)?this.comparator:null;for(g=0;g<a.length;g++){f=a[g];var s=this.get(f);if(s){if(n&&f!==s){var t=this._isModel(f)?f.attributes:f;b.parse&&(t=s.parse(t,b)),s.set(t,b),j.push(s),q&&!p&&(p=s.hasChanged(r))}l[s.cid]||(l[s.cid]=!0,h.push(s)),a[g]=s}else m&&(f=a[g]=this._prepareModel(f,b),f&&(i.push(f),this._addReference(f,b),l[f.cid]=!0,h.push(f)))}if(o){for(g=0;g<this.length;g++)f=this.models[g],l[f.cid]||k.push(f);k.length&&this._removeModels(k,b)}var u=!1,v=!q&&m&&o;if(h.length&&v?(u=this.length!==h.length||c.some(this.models,function(a,b){return a!==h[b]}),this.models.length=0,y(this.models,h,0),this.length=this.models.length):i.length&&(q&&(p=!0),y(this.models,i,null==e?this.length:e),this.length=this.models.length),p&&this.sort({silent:!0}),!b.silent){for(g=0;g<i.length;g++)null!=e&&(b.index=e+g),f=i[g],f.trigger("add",f,this,b);(p||u)&&this.trigger("sort",this,b),(i.length||k.length||j.length)&&(b.changes={added:i,removed:k,merged:j},this.trigger("update",this,b))}return d?a[0]:a}},reset:function(a,b){b=b?c.clone(b):{};for(var d=0;d<this.models.length;d++)this._removeReference(this.models[d],b);return b.previousModels=this.models,this._reset(),a=this.add(a,c.extend({silent:!0},b)),b.silent||this.trigger("reset",this,b),a},push:function(a,b){return this.add(a,c.extend({at:this.length},b))},pop:function(a){var b=this.at(this.length-1);return this.remove(b,a)},unshift:function(a,b){return this.add(a,c.extend({at:0},b))},shift:function(a){var b=this.at(0);return this.remove(b,a)},slice:function(){return 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this.undelegateEvents(),this._setElement(a),this.delegateEvents(),this},_setElement:function(a){this.$el=a instanceof b.$?a:b.$(a),this.el=this.$el[0]},delegateEvents:function(a){if(a||(a=c.result(this,"events")),!a)return this;this.undelegateEvents();for(var b in a){var d=a[b];if(c.isFunction(d)||(d=this[d]),d){var e=b.match(B);this.delegate(e[1],e[2],c.bind(d,this))}}return this},delegate:function(a,b,c){return this.$el.on(a+".delegateEvents"+this.cid,b,c),this},undelegateEvents:function(){return this.$el&&this.$el.off(".delegateEvents"+this.cid),this},undelegate:function(a,b,c){return this.$el.off(a+".delegateEvents"+this.cid,b,c),this},_createElement:function(a){return document.createElement(a)},_ensureElement:function(){if(this.el)this.setElement(c.result(this,"el"));else{var a=c.extend({},c.result(this,"attributes"));this.id&&(a.id=c.result(this,"id")),this.className&&(a["class"]=c.result(this,"className")),this.setElement(this._createElement(c.result(this,"tagName"))),this._setAttributes(a)}},_setAttributes:function(a){this.$el.attr(a)}}),b.sync=function(a,d,e){var f=D[a];c.defaults(e||(e={}),{emulateHTTP:b.emulateHTTP,emulateJSON:b.emulateJSON});var g={type:f,dataType:"json"};if(e.url||(g.url=c.result(d,"url")||O()),null!=e.data||!d||"create"!==a&&"update"!==a&&"patch"!==a||(g.contentType="application/json",g.data=JSON.stringify(e.attrs||d.toJSON(e))),e.emulateJSON&&(g.contentType="application/x-www-form-urlencoded",g.data=g.data?{model:g.data}:{}),e.emulateHTTP&&("PUT"===f||"DELETE"===f||"PATCH"===f)){g.type="POST",e.emulateJSON&&(g.data._method=f);var h=e.beforeSend;e.beforeSend=function(a){if(a.setRequestHeader("X-HTTP-Method-Override",f),h)return h.apply(this,arguments)}}"GET"===g.type||e.emulateJSON||(g.processData=!1);var 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b.history.navigate(a,c),this},_bindRoutes:function(){if(this.routes){this.routes=c.result(this,"routes");for(var a,b=c.keys(this.routes);null!=(a=b.pop());)this.route(a,this.routes[a])}},_routeToRegExp:function(a){return a=a.replace(I,"\\$&").replace(F,"(?:$1)?").replace(G,function(a,b){return b?a:"([^/?]+)"}).replace(H,"([^?]*?)"),new RegExp("^"+a+"(?:\\?([\\s\\S]*))?$")},_extractParameters:function(a,b){var d=a.exec(b).slice(1);return c.map(d,function(a,b){return b===d.length-1?a||null:a?decodeURIComponent(a):null})}});var J=b.History=function(){this.handlers=[],this.checkUrl=c.bind(this.checkUrl,this),"undefined"!=typeof window&&(this.location=window.location,this.history=window.history)},K=/^[#\/]|\s+$/g,L=/^\/+|\/+$/g,M=/#.*$/;J.started=!1,c.extend(J.prototype,k,{interval:50,atRoot:function(){var a=this.location.pathname.replace(/[^\/]$/,"$&/");return a===this.root&&!this.getSearch()},matchRoot:function(){var a=this.decodeFragment(this.location.pathname),b=a.slice(0,this.root.length-1)+"/";return b===this.root},decodeFragment:function(a){return decodeURI(a.replace(/%25/g,"%2525"))},getSearch:function(){var a=this.location.href.replace(/#.*/,"").match(/\?.+/);return a?a[0]:""},getHash:function(a){var b=(a||this).location.href.match(/#(.*)$/);return b?b[1]:""},getPath:function(){var a=this.decodeFragment(this.location.pathname+this.getSearch()).slice(this.root.length-1);return"/"===a.charAt(0)?a.slice(1):a},getFragment:function(a){return null==a&&(a=this._usePushState||!this._wantsHashChange?this.getPath():this.getHash()),a.replace(K,"")},start:function(a){if(J.started)throw new Error("Backbone.history has already been started");if(J.started=!0,this.options=c.extend({root:"/"},this.options,a),this.root=this.options.root,this._wantsHashChange=this.options.hashChange!==!1,this._hasHashChange="onhashchange"in window&&(void 0===document.documentMode||document.documentMode>7),this._useHashChange=this._wantsHashChange&&this._hasHashChange,this._wantsPushState=!!this.options.pushState,this._hasPushState=!(!this.history||!this.history.pushState),this._usePushState=this._wantsPushState&&this._hasPushState,this.fragment=this.getFragment(),this.root=("/"+this.root+"/").replace(L,"/"),this._wantsHashChange&&this._wantsPushState){if(!this._hasPushState&&!this.atRoot()){var b=this.root.slice(0,-1)||"/";return this.location.replace(b+"#"+this.getPath()),!0}this._hasPushState&&this.atRoot()&&this.navigate(this.getHash(),{replace:!0})}if(!this._hasHashChange&&this._wantsHashChange&&!this._usePushState){this.iframe=document.createElement("iframe"),this.iframe.src="javascript:0",this.iframe.style.display="none",this.iframe.tabIndex=-1;var d=document.body,e=d.insertBefore(this.iframe,d.firstChild).contentWindow;e.document.open(),e.document.close(),e.location.hash="#"+this.fragment}var f=window.addEventListener||function(a,b){return attachEvent("on"+a,b)};if(this._usePushState?f("popstate",this.checkUrl,!1):this._useHashChange&&!this.iframe?f("hashchange",this.checkUrl,!1):this._wantsHashChange&&(this._checkUrlInterval=setInterval(this.checkUrl,this.interval)),!this.options.silent)return this.loadUrl()},stop:function(){var a=window.removeEventListener||function(a,b){return detachEvent("on"+a,b)};this._usePushState?a("popstate",this.checkUrl,!1):this._useHashChange&&!this.iframe&&a("hashchange",this.checkUrl,!1),this.iframe&&(document.body.removeChild(this.iframe),this.iframe=null),this._checkUrlInterval&&clearInterval(this._checkUrlInterval),J.started=!1},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(a){var b=this.getFragment();return b===this.fragment&&this.iframe&&(b=this.getHash(this.iframe.contentWindow)),b!==this.fragment&&(this.iframe&&this.navigate(b),void 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N=function(a,b){var d,e=this;return d=a&&c.has(a,"constructor")?a.constructor:function(){return e.apply(this,arguments)},c.extend(d,e,b),d.prototype=c.create(e.prototype,a),d.prototype.constructor=d,d.__super__=e.prototype,d};t.extend=v.extend=E.extend=A.extend=J.extend=N;var O=function(){throw new Error('A "url" property or function must be specified')},P=function(a,b){var c=b.error;b.error=function(d){c&&c.call(b.context,a,d,b),a.trigger("error",a,d,b)}};return b});
\ No newline at end of file