--- a/wp/wp-includes/js/backbone.min.js	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/js/backbone.min.js	Tue Dec 15 13:49:49 2020 +0100
@@ -1,1 +1,2 @@
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this.constructor(this.attributes)},isNew:function(){return!this.has(this.idAttribute)},isValid:function(a){return this._validate({},c.extend({},a,{validate:!0}))},_validate:function(a,b){if(!b.validate||!this.validate)return!0;a=c.extend({},this.attributes,a);var d=this.validationError=this.validate(a,b)||null;return!d||(this.trigger("invalid",this,d,c.extend(b,{validationError:d})),!1)}});var u={keys:1,values:1,pairs:1,invert:1,pick:0,omit:0,chain:1,isEmpty:1};h(t,u,"attributes");var v=b.Collection=function(a,b){b||(b={}),b.model&&(this.model=b.model),void 0!==b.comparator&&(this.comparator=b.comparator),this._reset(),this.initialize.apply(this,arguments),a&&this.reset(a,c.extend({silent:!0},b))},w={add:!0,remove:!0,merge:!0},x={add:!0,remove:!1},y=function(a,b,c){c=Math.min(Math.max(c,0),a.length);var 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z={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(v,z,"models");var A=b.View=function(a){this.cid=c.uniqueId("view"),c.extend(this,c.pick(a,C)),this._ensureElement(),this.initialize.apply(this,arguments)},B=/^(\S+)\s*(.*)$/,C=["model","collection","el","id","attributes","className","tagName","events"];c.extend(A.prototype,k,{tagName:"div",$:function(a){return this.$el.find(a)},initialize:function(){},render:function(){return this},remove:function(){return this._removeElement(),this.stopListening(),this},_removeElement:function(){this.$el.remove()},setElement:function(a){return 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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