function pegasus(t,e,n){return n=new XMLHttpRequest,n.open("GET",t),t=[],n.timeout=pegasus.timeout||1e4,n.ontimeout=function(t){e=t},n.onreadystatechange=n.then=function(e,o,i,r){if(e&&e.call&&(t=[,e,o]),s&&t[2]&&t[2](s,n),4==n.readyState&&(i=t[0|n.status/200])){try{r=JSON.parse(n.responseText)}catch(s){r=null}i(r,n)}},n.send(),n}if("document"in self&&("classList"in document.createElement("_")?!function(){"use strict";var t=document.createElement("_");if(t.classList.add("c1","c2"),!t.classList.contains("c2")){var e=function(t){var e=DOMTokenList.prototype[t];DOMTokenList.prototype[t]=function(t){var n,o=arguments.length;for(n=0;n=0,n=navigator.userAgent.indexOf("Android")>0&&!e,o=/iP(ad|hone|od)/.test(navigator.userAgent)&&!e,i=o&&/OS 4_\d(_\d)?/.test(navigator.userAgent),r=o&&/OS [6-7]_\d/.test(navigator.userAgent),s=navigator.userAgent.indexOf("BB10")>0;t.prototype.needsClick=function(t){switch(t.nodeName.toLowerCase()){case"button":case"select":case"textarea":if(t.disabled)return!0;break;case"input":if(o&&"file"===t.type||t.disabled)return!0;break;case"label":case"iframe":case"video":return!0}return/\bneedsclick\b/.test(t.className)},t.prototype.needsFocus=function(t){switch(t.nodeName.toLowerCase()){case"textarea":return!0;case"select":return!n;case"input":switch(t.type){case"button":case"checkbox":case"file":case"image":case"radio":case"submit":return!1}return!t.disabled&&!t.readOnly;default:return/\bneedsfocus\b/.test(t.className)}},t.prototype.sendClick=function(t,e){var n,o;document.activeElement&&document.activeElement!==t&&document.activeElement.blur(),o=e.changedTouches[0],n=document.createEvent("MouseEvents"),n.initMouseEvent(this.determineEventType(t),!0,!0,window,1,o.screenX,o.screenY,o.clientX,o.clientY,!1,!1,!1,!1,0,null),n.forwardedTouchEvent=!0,t.dispatchEvent(n)},t.prototype.determineEventType=function(t){return n&&"select"===t.tagName.toLowerCase()?"mousedown":"click"},t.prototype.focus=function(t){var e;o&&t.setSelectionRange&&0!==t.type.indexOf("date")&&"time"!==t.type&&"month"!==t.type?(e=t.value.length,t.setSelectionRange(e,e)):t.focus()},t.prototype.updateScrollParent=function(t){var e,n;if(e=t.fastClickScrollParent,!e||!e.contains(t)){n=t;do{if(n.scrollHeight>n.offsetHeight){e=n,t.fastClickScrollParent=n;break}n=n.parentElement}while(n)}e&&(e.fastClickLastScrollTop=e.scrollTop)},t.prototype.getTargetElementFromEventTarget=function(t){return t.nodeType===Node.TEXT_NODE?t.parentNode:t},t.prototype.onTouchStart=function(t){var e,n,r;if(t.targetTouches.length>1)return!0;if(e=this.getTargetElementFromEventTarget(t.target),n=t.targetTouches[0],o){if(r=window.getSelection(),r.rangeCount&&!r.isCollapsed)return!0;if(!i){if(n.identifier&&n.identifier===this.lastTouchIdentifier)return t.preventDefault(),!1;this.lastTouchIdentifier=n.identifier,this.updateScrollParent(e)}}return this.trackingClick=!0,this.trackingClickStart=t.timeStamp,this.targetElement=e,this.touchStartX=n.pageX,this.touchStartY=n.pageY,t.timeStamp-this.lastClickTimen||Math.abs(e.pageY-this.touchStartY)>n},t.prototype.onTouchMove=function(t){return!this.trackingClick||((this.targetElement!==this.getTargetElementFromEventTarget(t.target)||this.touchHasMoved(t))&&(this.trackingClick=!1,this.targetElement=null),!0)},t.prototype.findControl=function(t){return void 0!==t.control?t.control:t.htmlFor?document.getElementById(t.htmlFor):t.querySelector("button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea")},t.prototype.onTouchEnd=function(t){var e,s,a,c,l,u=this.targetElement;if(!this.trackingClick)return!0;if(t.timeStamp-this.lastClickTimethis.tapTimeout)return!0;if(this.cancelNextClick=!1,this.lastClickTime=t.timeStamp,s=this.trackingClickStart,this.trackingClick=!1,this.trackingClickStart=0,r&&(l=t.changedTouches[0],u=document.elementFromPoint(l.pageX-window.pageXOffset,l.pageY-window.pageYOffset)||u,u.fastClickScrollParent=this.targetElement.fastClickScrollParent),a=u.tagName.toLowerCase(),"label"===a){if(e=this.findControl(u)){if(this.focus(u),n)return!1;u=e}}else if(this.needsFocus(u))return t.timeStamp-s>100||o&&window.top!==window&&"input"===a?(this.targetElement=null,!1):(this.focus(u),this.sendClick(u,t),o&&"select"===a||(this.targetElement=null,t.preventDefault()),!1);return!(!o||i||(c=u.fastClickScrollParent,!c||c.fastClickLastScrollTop===c.scrollTop))||(this.needsClick(u)||(t.preventDefault(),this.sendClick(u,t)),!1)},t.prototype.onTouchCancel=function(){this.trackingClick=!1,this.targetElement=null},t.prototype.onMouse=function(t){return!this.targetElement||(!!t.forwardedTouchEvent||(!t.cancelable||(!(!this.needsClick(this.targetElement)||this.cancelNextClick)||(t.stopImmediatePropagation?t.stopImmediatePropagation():t.propagationStopped=!0,t.stopPropagation(),t.preventDefault(),!1))))},t.prototype.onClick=function(t){var e;return this.trackingClick?(this.targetElement=null,this.trackingClick=!1,!0):"submit"===t.target.type&&0===t.detail||(e=this.onMouse(t),e||(this.targetElement=null),e)},t.prototype.destroy=function(){var t=this.layer;n&&(t.removeEventListener("mouseover",this.onMouse,!0),t.removeEventListener("mousedown",this.onMouse,!0),t.removeEventListener("mouseup",this.onMouse,!0)),t.removeEventListener("click",this.onClick,!0),t.removeEventListener("touchstart",this.onTouchStart,!1),t.removeEventListener("touchmove",this.onTouchMove,!1),t.removeEventListener("touchend",this.onTouchEnd,!1),t.removeEventListener("touchcancel",this.onTouchCancel,!1)},t.notNeeded=function(t){var e,o,i,r;if("undefined"==typeof window.ontouchstart)return!0;if(o=+(/Chrome\/([0-9]+)/.exec(navigator.userAgent)||[,0])[1]){if(!n)return!0;if(e=document.querySelector("meta[name=viewport]")){if(e.content.indexOf("user-scalable=no")!==-1)return!0;if(o>31&&document.documentElement.scrollWidth<=window.outerWidth)return!0}}if(s&&(i=navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/),i[1]>=10&&i[2]>=3&&(e=document.querySelector("meta[name=viewport]")))){if(e.content.indexOf("user-scalable=no")!==-1)return!0;if(document.documentElement.scrollWidth<=window.outerWidth)return!0}return"none"===t.style.msTouchAction||"manipulation"===t.style.touchAction||(r=+(/Firefox\/([0-9]+)/.exec(navigator.userAgent)||[,0])[1],!!(r>=27&&(e=document.querySelector("meta[name=viewport]"),e&&(e.content.indexOf("user-scalable=no")!==-1||document.documentElement.scrollWidth<=window.outerWidth)))||("none"===t.style.touchAction||"manipulation"===t.style.touchAction))},t.attach=function(e,n){return new t(e,n)},"function"==typeof define&&"object"==typeof define.amd&&define.amd?define(function(){return t}):"undefined"!=typeof module&&module.exports?(module.exports=t.attach,module.exports.FastClick=t):window.FastClick=t}(),function(){var t=function(e){var n=new t.Index;return n.pipeline.add(t.trimmer,t.stopWordFilter,t.stemmer),e&&e.call(n,n),n};t.version="0.6.0",t.utils={},t.utils.warn=function(t){return function(e){t.console&&console.warn&&console.warn(e)}}(this),t.utils.asString=function(t){return void 0===t||null===t?"":t.toString()},t.EventEmitter=function(){this.events={}},t.EventEmitter.prototype.addListener=function(){var t=Array.prototype.slice.call(arguments),e=t.pop(),n=t;if("function"!=typeof e)throw new TypeError("last argument must be a function");n.forEach(function(t){this.hasHandler(t)||(this.events[t]=[]),this.events[t].push(e)},this)},t.EventEmitter.prototype.removeListener=function(t,e){if(this.hasHandler(t)){var n=this.events[t].indexOf(e);this.events[t].splice(n,1),this.events[t].length||delete this.events[t]}},t.EventEmitter.prototype.emit=function(t){if(this.hasHandler(t)){var e=Array.prototype.slice.call(arguments,1);this.events[t].forEach(function(t){t.apply(void 0,e)})}},t.EventEmitter.prototype.hasHandler=function(t){return t in this.events},t.tokenizer=function(e){return arguments.length&&null!=e&&void 0!=e?Array.isArray(e)?e.map(function(e){return t.utils.asString(e).toLowerCase()}):e.toString().trim().toLowerCase().split(t.tokenizer.seperator):[]},t.tokenizer.seperator=/[\s\-]+/,t.Pipeline=function(){this._stack=[]},t.Pipeline.registeredFunctions={},t.Pipeline.registerFunction=function(e,n){n in this.registeredFunctions&&t.utils.warn("Overwriting existing registered function: "+n),e.label=n,t.Pipeline.registeredFunctions[e.label]=e},t.Pipeline.warnIfFunctionNotRegistered=function(e){var n=e.label&&e.label in this.registeredFunctions;n||t.utils.warn("Function is not registered with pipeline. This may cause problems when serialising the index.\n",e)},t.Pipeline.load=function(e){var n=new t.Pipeline;return e.forEach(function(e){var o=t.Pipeline.registeredFunctions[e];if(!o)throw new Error("Cannot load un-registered function: "+e);n.add(o)}),n},t.Pipeline.prototype.add=function(){var e=Array.prototype.slice.call(arguments);e.forEach(function(e){t.Pipeline.warnIfFunctionNotRegistered(e),this._stack.push(e)},this)},t.Pipeline.prototype.after=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var o=this._stack.indexOf(e);if(o==-1)throw new Error("Cannot find existingFn");o+=1,this._stack.splice(o,0,n)},t.Pipeline.prototype.before=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var o=this._stack.indexOf(e);if(o==-1)throw new Error("Cannot find existingFn");this._stack.splice(o,0,n)},t.Pipeline.prototype.remove=function(t){var e=this._stack.indexOf(t);e!=-1&&this._stack.splice(e,1)},t.Pipeline.prototype.run=function(t){for(var e=[],n=t.length,o=this._stack.length,i=0;in.idx?n=n.next:(o+=e.val*n.val,e=e.next,n=n.next);return o},t.Vector.prototype.similarity=function(t){return this.dot(t)/(this.magnitude()*t.magnitude())},t.SortedSet=function(){this.length=0,this.elements=[]},t.SortedSet.load=function(t){var e=new this;return e.elements=t,e.length=t.length,e},t.SortedSet.prototype.add=function(){var t,e;for(t=0;t1;){if(r===t)return i;rt&&(n=i),o=n-e,i=e+Math.floor(o/2),r=this.elements[i]}return r===t?i:-1},t.SortedSet.prototype.locationFor=function(t){for(var e=0,n=this.elements.length,o=n-e,i=e+Math.floor(o/2),r=this.elements[i];o>1;)rt&&(n=i),o=n-e,i=e+Math.floor(o/2),r=this.elements[i];return r>t?i:rr-1||i>s-1)break;a[o]!==c[i]?a[o]c[i]&&i++:(n.add(a[o]),o++,i++)}return n},t.SortedSet.prototype.clone=function(){var e=new t.SortedSet;return e.elements=this.toArray(),e.length=e.elements.length,e},t.SortedSet.prototype.union=function(t){var e,n,o;return this.length>=t.length?(e=this,n=t):(e=t,n=this),o=e.clone(),o.add.apply(o,n.toArray()),o},t.SortedSet.prototype.toJSON=function(){return this.toArray()},t.Index=function(){this._fields=[],this._ref="id",this.pipeline=new t.Pipeline,this.documentStore=new t.Store,this.tokenStore=new t.TokenStore,this.corpusTokens=new t.SortedSet,this.eventEmitter=new t.EventEmitter,this._idfCache={},this.on("add","remove","update",function(){this._idfCache={}}.bind(this))},t.Index.prototype.on=function(){var t=Array.prototype.slice.call(arguments);return this.eventEmitter.addListener.apply(this.eventEmitter,t)},t.Index.prototype.off=function(t,e){return this.eventEmitter.removeListener(t,e)},t.Index.load=function(e){e.version!==t.version&&t.utils.warn("version mismatch: current "+t.version+" importing "+e.version);var n=new this;return n._fields=e.fields,n._ref=e.ref,n.documentStore=t.Store.load(e.documentStore),n.tokenStore=t.TokenStore.load(e.tokenStore),n.corpusTokens=t.SortedSet.load(e.corpusTokens),n.pipeline=t.Pipeline.load(e.pipeline),n},t.Index.prototype.field=function(t,e){var e=e||{},n={name:t,boost:e.boost||1};return this._fields.push(n),this},t.Index.prototype.ref=function(t){return this._ref=t,this},t.Index.prototype.add=function(e,n){var o={},i=new t.SortedSet,r=e[this._ref],n=void 0===n||n;this._fields.forEach(function(n){var r=this.pipeline.run(t.tokenizer(e[n.name]));o[n.name]=r,t.SortedSet.prototype.add.apply(i,r)},this),this.documentStore.set(r,i),t.SortedSet.prototype.add.apply(this.corpusTokens,i.toArray());for(var s=0;s0&&(o=1+Math.log(this.documentStore.length/n)),this._idfCache[e]=o},t.Index.prototype.search=function(e){var n=this.pipeline.run(t.tokenizer(e)),o=new t.Vector,i=[],r=this._fields.reduce(function(t,e){return t+e.boost},0),s=n.some(function(t){return this.tokenStore.has(t)},this);if(!s)return[];n.forEach(function(e,n,s){var a=1/s.length*this._fields.length*r,c=this,l=this.tokenStore.expand(e).reduce(function(n,i){var r=c.corpusTokens.indexOf(i),s=c.idf(i),l=1,u=new t.SortedSet;if(i!==e){var d=Math.max(3,i.length-e.length);l=1/Math.log(d)}r>-1&&o.insert(r,a*s*l);for(var h=c.tokenStore.get(i),f=Object.keys(h),p=f.length,m=0;mt){for(;" "!=this[t]&&--t>0;);return this.substring(0,t)+"…"}return this},HTMLElement.prototype.wrap=function(t){t.length||(t=[t]);for(var e=t.length-1;e>=0;e--){var n=e>0?this.cloneNode(!0):this,o=t[e],i=o.parentNode,r=o.nextSibling;n.appendChild(o),r?i.insertBefore(n,r):i.appendChild(n)}},document.addEventListener("DOMContentLoaded",function(){"use strict";Modernizr.addTest("ios",function(){return!!navigator.userAgent.match(/(iPad|iPhone|iPod)/g)}),Modernizr.addTest("standalone",function(){return!!navigator.standalone}),FastClick.attach(document.body);var t=document.getElementById("toggle-search"),e=(document.getElementById("reset-search"),document.querySelector(".drawer")),n=document.querySelectorAll(".anchor"),o=document.querySelector(".search .field"),i=document.querySelector(".query"),r=document.querySelector(".results .meta");Array.prototype.forEach.call(n,function(t){t.querySelector("a").addEventListener("click",function(){document.getElementById("toggle-drawer").checked=!1,document.body.classList.remove("toggle-drawer")})});var s=window.pageYOffset,a=function(){var t=window.pageYOffset+window.innerHeight,n=Math.max(0,window.innerHeight-e.offsetHeight);t>document.body.clientHeight-(96-n)?"absolute"!=e.style.position&&(e.style.position="absolute",e.style.top=null,e.style.bottom=0):e.offsetHeighte.offsetTop+e.offsetHeight?(e.style.position="fixed",e.style.top=null,e.style.bottom="-96px"):window.pageYOffsets?e.style.top&&(e.style.position="absolute",e.style.top=Math.max(0,s)+"px",e.style.bottom=null):e.style.bottom&&(e.style.position="absolute",e.style.top=t-e.offsetHeight+"px",e.style.bottom=null),s=Math.max(0,window.pageYOffset)},c=function(){var t=document.querySelector(".main");window.removeEventListener("scroll",a),matchMedia("only screen and (max-width: 959px)").matches?(e.style.position=null,e.style.top=null,e.style.bottom=null):e.offsetHeight+961e4?n=(n/1e3).toFixed(0)+"k":n>1e3&&(n=(n/1e3).toFixed(1)+"k");var o=document.querySelector(".repo-stars .count");o.innerHTML=n},function(t,e){console.error(t,e.status)})}),"standalone"in window.navigator&&window.navigator.standalone){var node,remotes=!1;document.addEventListener("click",function(t){for(node=t.target;"A"!==node.nodeName&&"HTML"!==node.nodeName;)node=node.parentNode;"href"in node&&node.href.indexOf("http")!==-1&&(node.href.indexOf(document.location.host)!==-1||remotes)&&(t.preventDefault(),document.location.href=node.href)},!1)}