*lunr-http://lunrjs.com - A bit like Solr, but much smaller and not as bright - 2.3.5
*Copyright(C)2018OliverNightingale
*@licenseMIT
*/!function(){var t,l,u,e,n,d,f,h,p,m,y,v,g,w,E,_,x,b,k,S,T,L,C,O,R,r,D=function(e){var t=new D.Builder;return t.pipeline.add(D.trimmer,D.stopWordFilter,D.stemmer),t.searchPipeline.add(D.stemmer),e.call(t,t),t.build()};D.version="2.3.5",D.utils={},D.utils.warn=(t=this,function(e){t.console&&console.warn&&console.warn(e)}),D.utils.asString=function(e){return null==e?"":e.toString()},D.utils.clone=function(e){if(null==e)return e;for(var t=Object.create(null),n=Object.keys(e),r=0;r<n.length;r++){var i=n[r],o=e[i];if(Array.isArray(o))t[i]=o.slice();else{if("string"!=typeof o&&"number"!=typeof o&&"boolean"!=typeof o)throw new TypeError("clone is not deep and does not support nested objects");t[i]=o}}return t},D.FieldRef=function(e,t,n){this.docRef=e,this.fieldName=t,this._stringValue=n},D.FieldRef.joiner="/",D.FieldRef.fromString=function(e){var t=e.indexOf(D.FieldRef.joiner);if(-1===t)throw"malformedfieldrefstring";var n=e.slice(0,t),r=e.slice(t+1);return new D.FieldRef(r,n,e)},D.FieldRef.prototype.toString=function(){return null==this._stringValue&&(this._stringValue=this.fieldName+D.FieldRef.joiner+this.docRef),this._stringValue},D.Set=function(e){if(this.elements=Object.create(null),e){this.length=e.length;for(var t=0;t<this.length;t++)this.elements[e[t]]=!0}else this.length=0},D.Set.complete={intersect:function(e){return e},union:function(e){return e},contains:function(){return!0}},D.Set.empty={intersect:function(){return this},union:function(e){return e},contains:function(){return!1}},D.Set.prototype.contains=function(e){return!!this.elements[e]},D.Set.prototype.intersect=function(e){var t,n,r,i=[];if(e===D.Set.complete)return this;if(e===D.Set.empty)return e;n=this.length<e.length?(t=this,e):(t=e,this),r=Object.keys(t.elements);for(var o=0;o<r.length;o++){var a=r[o];a in n.elements&&i.push(a)}return new D.Set(i)},D.Set.prototype.union=function(e){return e===D.Set.complete?D.Set.complete:e===D.Set.empty?this:new D.Set(Object.keys(this.elements).concat(Object.keys(e.elements)))},D.idf=function(e,t){var n=0;for(var r in e)"_index"!=r&&(n+=Object.keys(e[r]).length);var i=(t-n+.5)/(n+.5);return Math.log(1+Math.abs(i))},D.Token=function(e,t){this.str=e||"",this.metadata=t||{}},D.Token.prototype.toString=function(){return this.str},D.Token.prototype.update=function(e){return this.str=e(this.str,this.metadata),this},D.Token.prototype.clone=function(e){return e=e||function(e){return e},new D.Token(e(this.str,this.metadata),this.metadata)},D.tokenizer=function(e,t){if(null==e||null==e)return[];if(Array.isArray(e))return e.map(function(e){return new D.Token(D.utils.asString(e).toLowerCase(),D.utils.clone(t))});for(var n=e.toString().trim().toLowerCase(),r=n.length,i=[],o=0,a=0;o<=r;o++){var s=o-a;if(n.charAt(o).match(D.tokenizer.separator)||o==r){if(0<s){var c=D.utils.clone(t)||{};c.position=[a,s],c.index=i.length,i.push(new D.Token(n.slice(a,o),c))}a=o+1}}return i},D.tokenizer.separator=/[\s\-]+/,D.Pipeline=function(){this._stack=[]},D.Pipeline.registeredFunctions=Object.create(null),D.Pipeline.registerFunction=function(e,t){t in this.registeredFunctions&&D.utils.warn("Overwritingexistingregisteredfunction:"+t),e.label=t,D.Pipeline.registeredFunctions[e.label]=e},D.Pipeline.warnIfFunctionNotRegistered=function(e){e.label&&e.label in this.registeredFunctions||D.utils.warn("Functionisnotregisteredwithpipeline.Thismaycauseproblemswhenserialisingtheindex.\n",e)},D.Pipeline.load=function(e){var n=new D.Pipeline;return e.forEach(function(e){var t=D.Pipeline.registeredFunctions[e];if(!t)throw new Error("Cannotloadunregisteredfunction:"+e);n.add(t)}),n},D.Pipeline.prototype.add=function(){Array.prototype.slice.call(arguments).forEach(function(e){D.Pipeline.warnIfFunctionNotRegistered(e),this._stack.push(e)},this)},D.Pipeline.prototype.after=function(e,t){D.Pipeline.warnIfFunctionNotRegistered(t);var n=this._stack.indexOf(e);if(-1==n)throw new Error("CannotfindexistingFn");n+=1,this._stack.splice(n,0,t)},D.Pipeline.prototype.before=function(e,t){D.Pipeline.warnIfFunctionNotRegistered(t);varn=this._stack.index