diff --git a/material/assets/javascripts/application-16f434a21a.js b/material/assets/javascripts/application-16f434a21a.js
index 057cdeebe70cef404cb1d360d0d15feb913120d0..de780a4c894f680f4c38dd0172489944c42e3977 100644
--- a/material/assets/javascripts/application-16f434a21a.js
+++ b/material/assets/javascripts/application-16f434a21a.js
@@ -1,58 +1,2901 @@
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+);
+});
+}}]), t;
+}();
+    e.default=l, t.exports=e.default;
+}
+, function(t, e, n) {
+    var r, o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t) {
+    return typeof t;
+}
+: function(t) {
+    return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol": typeof t;
+}
+;
+    !function() {
+    "use strict";
+    /**
+	  * @preserve FastClick:  polyfill to remove click delays on browsers with touch UIs.
 	  *
 	  * @codingstandard ftlabs-jsv2
 	  * @copyright The Financial Times Limited [All Rights Reserved]
 	  * @license MIT License (see LICENSE.txt)
 	  */
-function i(t,e){function n(t,e){return function(){return t.apply(e,arguments)}}var r;if(e=e||{},this.trackingClick=!1,this.trackingClickStart=0,this.targetElement=null,this.touchStartX=0,this.touchStartY=0,this.lastTouchIdentifier=0,this.touchBoundary=e.touchBoundary||10,this.layer=t,this.tapDelay=e.tapDelay||200,this.tapTimeout=e.tapTimeout||700,!i.notNeeded(t)){for(var o=["onMouse","onClick","onTouchStart","onTouchMove","onTouchEnd","onTouchCancel"],s=this,u=0,c=o.length;u<c;u++)s[o[u]]=n(s[o[u]],s);a&&(t.addEventListener("mouseover",this.onMouse,!0),t.addEventListener("mousedown",this.onMouse,!0),t.addEventListener("mouseup",this.onMouse,!0)),t.addEventListener("click",this.onClick,!0),t.addEventListener("touchstart",this.onTouchStart,!1),t.addEventListener("touchmove",this.onTouchMove,!1),t.addEventListener("touchend",this.onTouchEnd,!1),t.addEventListener("touchcancel",this.onTouchCancel,!1),Event.prototype.stopImmediatePropagation||(t.removeEventListener=function(e,n,r){var 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0!==t.control?t.control:t.htmlFor?document.getElementById(t.htmlFor):t.querySelector("button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea")},i.prototype.onTouchEnd=function(t){var e,n,r,o,i,s=this.targetElement;if(!this.trackingClick)return!0;if(t.timeStamp-this.lastClickTime<this.tapDelay)return this.cancelNextClick=!0,!0;if(t.timeStamp-this.trackingClickStart>this.tapTimeout)return!0;if(this.cancelNextClick=!1,this.lastClickTime=t.timeStamp,n=this.trackingClickStart,this.trackingClick=!1,this.trackingClickStart=0,l&&(i=t.changedTouches[0],s=document.elementFromPoint(i.pageX-window.pageXOffset,i.pageY-window.pageYOffset)||s,s.fastClickScrollParent=this.targetElement.fastClickScrollParent),r=s.tagName.toLowerCase(),"label"===r){if(e=this.findControl(s)){if(this.focus(s),a)return!1;s=e}}else if(this.needsFocus(s))return 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+    u<c;
+    u++)s[o[u]]=n(s[o[u]], s);
+    a&&(t.addEventListener("mouseover", this.onMouse, !0), t.addEventListener("mousedown", this.onMouse, !0), t.addEventListener("mouseup", this.onMouse, !0)), t.addEventListener("click", this.onClick, !0), t.addEventListener("touchstart", this.onTouchStart, !1), t.addEventListener("touchmove", this.onTouchMove, !1), t.addEventListener("touchend", this.onTouchEnd, !1), t.addEventListener("touchcancel", this.onTouchCancel, !1), Event.prototype.stopImmediatePropagation||(t.removeEventListener=function(e, n, r) {
+    var o=Node.prototype.removeEventListener;
+    "click"===e?o.call(t, e, n.hijacked||n, r): o.call(t, e, n, r);
+}
+, t.addEventListener=function(e, n, r) {
+    var o=Node.prototype.addEventListener;
+    "click"===e?o.call(t, e, n.hijacked||(n.hijacked=function(t) {
+    t.propagationStopped||n(t);
+}
+), r): o.call(t, e, n, r);
+}), "function"==typeof t.onclick&&(r=t.onclick, t.addEventListener("click", function(t) {
+    r(t);
+}
+, !1), t.onclick=null);
+}}var s=navigator.userAgent.indexOf("Windows Phone")>=0, a=navigator.userAgent.indexOf("Android")>0&&!s, u=/iP(ad|hone|od)/.test(navigator.userAgent)&&!s, c=u&&/OS 4_\d(_\d)?/.test(navigator.userAgent), l=u&&/OS [6-7]_\d/.test(navigator.userAgent), f=navigator.userAgent.indexOf("BB10")>0;
+    i.prototype.needsClick=function(t) {
+    switch(t.nodeName.toLowerCase()) {
+    case"button": case"select":case"textarea":if(t.disabled)return!0;
+    break;
+    case"input": if(u&&"file"===t.type||t.disabled)return!0;
+    break;
+    case"label": case"iframe":case"video":return!0;
+}
+return/\bneedsclick\b/.test(t.className);
+}, i.prototype.needsFocus=function(t) {
+    switch(t.nodeName.toLowerCase()) {
+    case"textarea": return!0;
+    case"select": return!a;
+    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);
+}
+}, i.prototype.sendClick=function(t, e) {
+    var n, r;
+    document.activeElement&&document.activeElement!==t&&document.activeElement.blur(), r=e.changedTouches[0], n=document.createEvent("MouseEvents"), n.initMouseEvent(this.determineEventType(t), !0, !0, window, 1, r.screenX, r.screenY, r.clientX, r.clientY, !1, !1, !1, !1, 0, null), n.forwardedTouchEvent=!0, t.dispatchEvent(n);
+}
+, i.prototype.determineEventType=function(t) {
+    return a&&"select"===t.tagName.toLowerCase()?"mousedown": "click"}
+, i.prototype.focus=function(t) {
+    var e;
+    u&&t.setSelectionRange&&0!==t.type.indexOf("date")&&"time"!==t.type&&"month"!==t.type?(e=t.value.length, t.setSelectionRange(e, e)): t.focus();
+}
+, i.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);
+}, i.prototype.getTargetElementFromEventTarget=function(t) {
+    return t.nodeType===Node.TEXT_NODE?t.parentNode: t;
+}
+, i.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], u) {
+    if(r=window.getSelection(), r.rangeCount&&!r.isCollapsed)return!0;
+    if(!c) {
+    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.lastClickTime<this.tapDelay&&t.preventDefault(), !0;
+}, i.prototype.touchHasMoved=function(t) {
+    var e=t.changedTouches[0], n=this.touchBoundary;
+    return Math.abs(e.pageX-this.touchStartX)>n||Math.abs(e.pageY-this.touchStartY)>n;
+}
+, i.prototype.onTouchMove=function(t) {
+    return!this.trackingClick||((this.targetElement!==this.getTargetElementFromEventTarget(t.target)||this.touchHasMoved(t))&&(this.trackingClick=!1, this.targetElement=null), !0);
+}
+, i.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");
+}
+, i.prototype.onTouchEnd=function(t) {
+    var e, n, r, o, i, s=this.targetElement;
+    if(!this.trackingClick)return!0;
+    if(t.timeStamp-this.lastClickTime<this.tapDelay)return this.cancelNextClick=!0, !0;
+    if(t.timeStamp-this.trackingClickStart>this.tapTimeout)return!0;
+    if(this.cancelNextClick=!1, this.lastClickTime=t.timeStamp, n=this.trackingClickStart, this.trackingClick=!1, this.trackingClickStart=0, l&&(i=t.changedTouches[0], s=document.elementFromPoint(i.pageX-window.pageXOffset, i.pageY-window.pageYOffset)||s, s.fastClickScrollParent=this.targetElement.fastClickScrollParent), r=s.tagName.toLowerCase(), "label"===r) {
+    if(e=this.findControl(s)) {
+    if(this.focus(s), a)return!1;
+    s=e;
+}
+}else if(this.needsFocus(s))return t.timeStamp-n>100||u&&window.top!==window&&"input"===r?(this.targetElement=null, !1): (this.focus(s), this.sendClick(s, t), u&&"select"===r||(this.targetElement=null, t.preventDefault()), !1);
+    return!(!u||c||(o=s.fastClickScrollParent, !o||o.fastClickLastScrollTop===o.scrollTop))||(this.needsClick(s)||(t.preventDefault(), this.sendClick(s, t)), !1);
+}
+, i.prototype.onTouchCancel=function() {
+    this.trackingClick=!1, this.targetElement=null;
+}
+, i.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))));
+}
+, i.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);
+}
+, i.prototype.destroy=function() {
+    var t=this.layer;
+    a&&(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);
+}
+, i.notNeeded=function(t) {
+    var e, n, r, o;
+    if("undefined"==typeof window.ontouchstart)return!0;
+    if(n=+(/Chrome\/([0-9]+)/.exec(navigator.userAgent)||[, 0])[1]) {
+    if(!a)return!0;
+    if(e=document.querySelector("meta[name=viewport]")) {
+    if(e.content.indexOf("user-scalable=no")!==-1)return!0;
+    if(n>31&&document.documentElement.scrollWidth<=window.outerWidth)return!0;
+}
+}if(f&&(r=navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/), r[1]>=10&&r[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||(o=+(/Firefox\/([0-9]+)/.exec(navigator.userAgent)||[, 0])[1], !!(o>=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));
+}, i.attach=function(t, e) {
+    return new i(t, e);
+}
+, "object"===o(n(69))&&n(69)?(r=function() {
+    return i;
+}
+.call(e, n, e, t), !(void 0!==r&&(t.exports=r))): "undefined"!=typeof t&&t.exports?(t.exports=i.attach, t.exports.FastClick=i):window.FastClick=i;
+}();
+}, function(t, e) {
+    (function(e) {
+    t.exports=e;
+}
+).call(e,  {
+}
+);
+}
+, function(t, e, n) {
+    "use strict";
+    function r(t) {
+    return t&&t.__esModule?t:  {
+    default: t;
+}
+}Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var o=n(71), i=r(o), s=n(74), a=r(s), u=n(78), c=r(u), l=n(83), f=r(l), d=n(86), h=r(d);
+    e.default= {
+    Event: i.default, Nav:a.default, Search:c.default, Sidebar:f.default, Source:h.default;
+}
+, t.exports=e.default;
+}, function(t, e, n) {
+    "use strict";
+    function r(t) {
+    return t&&t.__esModule?t:  {
+    default: t;
+}
+}Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var o=n(72), i=r(o), s=n(73), a=r(s);
+    e.default= {
+    Listener: i.default, MatchMedia:a.default;
+}
+, t.exports=e.default;
+}, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), o=function() {
+    function t(e, r, o) {
+    var i=this;
+    n(this, t), this.els_="string"==typeof e?document.querySelectorAll(e): [].concat(e), this.handler_="function"==typeof o? {
+    update: o;
+}
+:o, this.events_=[].concat(r), this.update_=function(t) {
+    return i.handler_.update(t);
+}
+}return r(t, [ {
+    key: "listen", value:function() {
+    var t=this;
+    Array.prototype.forEach.call(this.els_, function(e) {
+    t.events_.forEach(function(n) {
+    e.addEventListener(n, t.update_, !1);
+}
+);
+}), "function"==typeof this.handler_.setup&&this.handler_.setup();
+}},  {
+    key: "unlisten", value:function() {
+    var t=this;
+    Array.prototype.forEach.call(this.els_, function(e) {
+    t.events_.forEach(function(n) {
+    e.removeEventListener(n, t.update_);
+}
+);
+}), "function"==typeof this.handler_.reset&&this.handler_.reset();
+}}]), t;
+}();
+    e.default=o, t.exports=e.default;
+}
+, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function t(e, r) {
+    n(this, t), this.handler_=function(t) {
+    t.matches?r.listen(): r.unlisten();
+}
+;
+    var o=window.matchMedia(e);
+    o.addListener(this.handler_), this.handler_(o);
+}
+;
+    e.default=r, t.exports=e.default;
+}
+, function(t, e, n) {
+    "use strict";
+    function r(t) {
+    return t&&t.__esModule?t:  {
+    default: t;
+}
+}Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var o=n(75), i=r(o), s=n(76), a=r(s), u=n(77), c=r(u);
+    e.default= {
+    Blur: i.default, Collapse:a.default, Scrolling:c.default;
+}
+, t.exports=e.default;
+}, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), o=function() {
+    function t(e) {
+    n(this, t), this.els_="string"==typeof e?document.querySelectorAll(e): e, this.index_=0, this.offset_=window.pageYOffset, this.anchors_=[].map.call(this.els_, function(t) {
+    return document.getElementById(t.hash.substring(1));
+}
+);
+}return r(t, [ {
+    key: "setup", value:function() {
+    this.update();
+}
+},  {
+    key: "update", value:function() {
+    var t=window.pageYOffset;
+    if(0!==this.anchors_.length) {
+    if(this.offset_<=t)for(var e=this.index_+1;
+    e<this.els_.length&&this.anchors_[e].offsetTop-80<=t;
+    e++)e>0&&(this.els_[e-1].dataset.mdState="blur"), this.index_=e;
+    else for(var n=this.index_;
+    n>=0;
+    n--) {
+    if(!(this.anchors_[n].offsetTop-80>t)) {
+    this.index_=n;
+    break;
+}
+n>0&&(this.els_[n-1].dataset.mdState="");
+}this.offset_=t;
+}}},  {
+    key: "reset", value:function() {
+    Array.prototype.forEach.call(this.els_, function(t) {
+    t.dataset.mdState=""}
+), this.index_=0, this.offset_=window.pageYOffset;
+}}]), t;
+}();
+    e.default=o, t.exports=e.default;
+}
+, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), o=function() {
+    function t(e) {
+    n(this, t), this.el_="string"==typeof e?document.querySelector(e): e;
+}
+return r(t, [ {
+    key: "update", value:function() {
+    var t=this, e=this.el_.getBoundingClientRect().height;
+    e?(this.el_.style.maxHeight=e+"px", requestAnimationFrame(function() {
+    t.el_.setAttribute("data-md-state", "animate"), t.el_.style.maxHeight="0px"}
+)): !function() {
+    t.el_.setAttribute("data-md-state", "expand"), t.el_.style.maxHeight="";
+    var e=t.el_.getBoundingClientRect().height;
+    t.el_.removeAttribute("data-md-state"), t.el_.style.maxHeight="0px", requestAnimationFrame(function() {
+    t.el_.setAttribute("data-md-state", "animate"), t.el_.style.maxHeight=e+"px"}
+);
+}();
+    var n=function t(e) {
+    e.target.removeAttribute("data-md-state"), e.target.style.maxHeight="", e.target.removeEventListener("transitionend", t);
+}
+;
+    this.el_.addEventListener("transitionend", n, !1);
+}
+},  {
+    key: "reset", value:function() {
+    this.el_.dataset.mdState="", this.el_.style.maxHeight=""}
+}]), t;
+}();
+    e.default=o, t.exports=e.default;
+}
+, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), o=function() {
+    function t(e) {
+    n(this, t), this.el_="string"==typeof e?document.querySelector(e): e;
+}
+return r(t, [ {
+    key: "setup", value:function() {
+    this.el_.children[1].style.webkitOverflowScrolling="touch";
+    var t=this.el_.querySelectorAll("[data-md-toggle]");
+    Array.prototype.forEach.call(t, function(t) {
+    if(t.checked) {
+    for(var e=t.nextElementSibling;
+    "NAV"!==e.tagName;
+    )e=e.nextElementSibling;
+    var n=t.parentNode.parentNode, r=e.children[e.children.length-1];
+    n.style.webkitOverflowScrolling="", r.style.webkitOverflowScrolling="touch"}
+});
+}},  {
+    key: "update", value:function(t) {
+    for(var e=t.target.nextElementSibling;
+    "NAV"!==e.tagName;
+    )e=e.nextElementSibling;
+    var n=t.target.parentNode.parentNode, r=e.children[e.children.length-1];
+    n.style.webkitOverflowScrolling="", r.style.webkitOverflowScrolling="", t.target.checked||!function() {
+    var t=function t() {
+    n.style.webkitOverflowScrolling="touch", e.removeEventListener("transitionend", t);
+}
+;
+    e.addEventListener("transitionend", t, !1);
+}
+(), t.target.checked&&!function() {
+    var t=function t() {
+    r.style.webkitOverflowScrolling="touch", e.removeEventListener("transitionend", t, !1);
+}
+;
+    e.addEventListener("transitionend", t, !1);
+}
+();
+}},  {
+    key: "reset", value:function() {
+    this.el_.children[1].style.webkitOverflowScrolling="";
+    var t=this.el_.querySelectorAll("[data-md-toggle]");
+    Array.prototype.forEach.call(t, function(t) {
+    if(t.checked) {
+    for(var e=t.nextElementSibling;
+    "NAV"!==e.tagName;
+    )e=e.nextElementSibling;
+    var n=t.parentNode.parentNode, r=e.children[e.children.length-1];
+    n.style.webkitOverflowScrolling="", r.style.webkitOverflowScrolling=""}
+});
+}}]), t;
+}();
+    e.default=o, t.exports=e.default;
+}
+, function(t, e, n) {
+    "use strict";
+    function r(t) {
+    return t&&t.__esModule?t:  {
+    default: t;
+}
+}Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var o=n(79), i=r(o), s=n(80), a=r(s);
+    e.default= {
+    Lock: i.default, Result:a.default;
+}
+, t.exports=e.default;
+}, function(t, e) {
+    "use strict";
+    function n(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var r=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), o=function() {
+    function t(e) {
+    n(this, t), this.el_="string"==typeof e?document.querySelector(e): e;
+}
+return r(t, [ {
+    key: "setup", value:function() {
+    this.update();
+}
+},  {
+    key: "update", value:function() {
+    var t=this;
+    this.el_.checked?(this.offset_=window.pageYOffset, setTimeout(function() {
+    window.scrollTo(0, 0), t.el_.checked&&(document.body.dataset.mdState="lock");
+}
+, 400)): (document.body.dataset.mdState="", setTimeout(function() {
+    "undefined"!=typeof t.offset_&&window.scrollTo(0, t.offset_);
+}
+, 100));
+}},  {
+    key: "reset", value:function() {
+    "lock"===document.body.dataset.mdState&&window.scrollTo(0, this.offset_), document.body.dataset.mdState=""}
+}]), t;
+}();
+    e.default=o, t.exports=e.default;
+}
+, function(t, e, n) {
+    (function(r) {
+    "use strict";
+    function o(t) {
+    return t&&t.__esModule?t:  {
+    default: t;
+}
+}function i(t, e) {
+    if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");
+}
+Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+);
+    var s=function() {
+    function t(t, e) {
+    var n=[], r=!0, o=!1, i=void 0;
+    try {
+    for(var s, a=t[Symbol.iterator]();
+    !(r=(s=a.next()).done)&&(n.push(s.value), !e||n.length!==e);
+    r=!0);
+}
+catch(t) {
+    o=!0, i=t;
+}
+finally {
+    try {
+    !r&&a.return&&a.return();
+}
+finally {
+    if(o)throw i;
+}
+}return n;
+}return function(e, n) {
+    if(Array.isArray(e))return e;
+    if(Symbol.iterator in Object(e))return t(e, n);
+    throw new TypeError("Invalid attempt to destructure non-iterable instance");
+}
+}(), a=function() {
+    function t(t, e) {
+    for(var n=0;
+    n<e.length;
+    n++) {
+    var r=e[n];
+    r.enumerable=r.enumerable||!1, r.configurable=!0, "value"in r&&(r.writable=!0), Object.defineProperty(t, r.key, r);
+}
+}return function(e, n, r) {
+    return n&&t(e.prototype, n), r&&t(e, r), e;
+}
+}(), u=n(82), c=o(u), l=function() {
+    function t(e, n) {
+    i(this, t), this.el_="string"==typeof e?document.querySelector(e): e, this.data_=n, this.meta_=r.createElement("div",  {
+    class: "md-search-result__meta"}
+, "Type to start searching"), this.list_=r.createElement("ol",  {
+    class: "md-search-result__list"}
+), this.el_.appendChild(this.meta_), this.el_.appendChild(this.list_), this.truncate_=function(t, e) {
+    var n=e;
+    if(t.length>n) {
+    for(;
+    " "!==t[n]&&--n>0;
+    );
+    return t.substring(0, n)+"..."}
+return t;
+}}return a(t, [ {
+    key: "update", value:function(t) {
+    var e=this;
+    if("focus"!==t.type||this.index_) {
+    if("keyup"===t.type) {
+    for(;
+    this.list_.firstChild;
+    )this.list_.removeChild(this.list_.firstChild);
+    var n=this.index_.search(t.target.value);
+    n.forEach(function(t) {
+    var n=e.data_[t.ref], o=n.location.split("#"), i=s(o, 1), a=i[0];
+    a=a.replace(/^(\/?\. {
+    2;
+}
+)+/g, ""), e.list_.appendChild(r.createElement("li",  {
+    class: "md-search-result__item"}
+, r.createElement("a",  {
+    href: n.location, title:n.title, class:"md-search-result__link", "data-md-rel":a===document.location.pathname?"anchor":""}
+, r.createElement("article",  {
+    class: "md-search-result__article"}
+, r.createElement("h1",  {
+    class: "md-search-result__title"}
+, n.title), r.createElement("p",  {
+    class: "md-search-result__teaser"}
+, e.truncate_(n.text, 140))))));
+});
+    var o=this.list_.querySelectorAll("[data-md-rel=anchor]");
+    Array.prototype.forEach.call(o, function(t) {
+    t.addEventListener("click", function(e) {
+    var n=document.querySelector("[data-md-toggle=search]");
+    n.checked&&(n.checked=!1, n.dispatchEvent(new CustomEvent("change"))), e.preventDefault(), setTimeout(function() {
+    document.location.href=t.href;
+}
+, 100);
+});
+}), this.meta_.textContent=n.length+" search result"+(1!==n.length?"s": "");
+}}else!function() {
+    var t=function(t) {
+    e.index_=(0, c.default)(function() {
+    this.field("title",  {
+    boost: 10;
+}
+), this.field("text"), this.ref("location");
+}), e.data_=t.reduce(function(t, n) {
+    return e.index_.add(n), t[n.location]=n, t;
+}
+,  {
+}
+);
+}
+;
+    setTimeout(function() {
+    return"function"==typeof e.data_?e.data_().then(t): t(e.data_);
+}
+, 250);
+}();
+}}]), t;
+}();
+    e.default=l, t.exports=e.default;
+}
+).call(e, n(81));
+}, function(t, e) {
+    "use strict";
+    Object.defineProperty(e, "__esModule",  {
+    value: !0;
+}
+), e.default= {
+    createElement: function(t, e) {
+    var n=document.createElement(t);
+    e&&Array.prototype.forEach.call(Object.keys(e), function(t) {
+    n.setAttribute(t, e[t]);
+}
+);
+    for(var r=function t(e) {
+    Array.prototype.forEach.call(e, function(e) {
+    "string"==typeof e||"number"==typeof e?n.textContent+=e: Array.isArray(e)?t(e):n.appendChild(e);
+}
+);
+}, o=arguments.length, i=Array(o>2?o-2:0), s=2;
+    s<o;
+    s++)i[s-2]=arguments[s];
+    return r(i), n;
+}
+}, t.exports=e.default;
+}, function(t, e, n) {
+    var r, o;
+    "function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t) {
+    return typeof t;
+}
+: function(t) {
+    return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol": typeof t;
+}
+;
+    !function() {
+    var i=function t(e) {
+    var n=new t.Index;
+    return n.pipeline.add(t.trimmer, t.stopWordFilter, t.stemmer), e&&e.call(n, n), n;
+}
+;
+    i.version="0.7.2", /*!
 	   * lunr.utils
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.utils={},i.utils.warn=function(t){return function(e){t.console&&console.warn&&console.warn(e)}}(this),i.utils.asString=function(t){return void 0===t||null===t?"":t.toString()},/*!
+i.utils= {
+}
+, i.utils.warn=function(t) {
+    return function(e) {
+    t.console&&console.warn&&console.warn(e);
+}
+}(this), i.utils.asString=function(t) {
+    return void 0===t||null===t?"": t.toString();
+}
+, /*!
 	   * lunr.EventEmitter
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.EventEmitter=function(){this.events={}},i.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)},i.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]}},i.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)})}},i.EventEmitter.prototype.hasHandler=function(t){return t in this.events},/*!
+i.EventEmitter=function() {
+    this.events= {
+}
+}
+, i.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);
+}, i.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];
+}
+}, i.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);
+}
+);
+}}, i.EventEmitter.prototype.hasHandler=function(t) {
+    return t in this.events;
+}
+, /*!
 	   * lunr.tokenizer
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.tokenizer=function(t){if(!arguments.length||null==t||void 0==t)return[];if(Array.isArray(t))return t.map(function(t){return i.utils.asString(t).toLowerCase()});var e=i.tokenizer.seperator||i.tokenizer.separator;return t.toString().trim().toLowerCase().split(e)},i.tokenizer.seperator=!1,i.tokenizer.separator=/[\s\-]+/,i.tokenizer.load=function(t){var e=this.registeredFunctions[t];if(!e)throw new Error("Cannot load un-registered function: "+t);return e},i.tokenizer.label="default",i.tokenizer.registeredFunctions={default:i.tokenizer},i.tokenizer.registerFunction=function(t,e){e in this.registeredFunctions&&i.utils.warn("Overwriting existing tokenizer: "+e),t.label=e,this.registeredFunctions[e]=t},/*!
+i.tokenizer=function(t) {
+    if(!arguments.length||null==t||void 0==t)return[];
+    if(Array.isArray(t))return t.map(function(t) {
+    return i.utils.asString(t).toLowerCase();
+}
+);
+    var e=i.tokenizer.seperator||i.tokenizer.separator;
+    return t.toString().trim().toLowerCase().split(e);
+}
+, i.tokenizer.seperator=!1, i.tokenizer.separator=/[\s\-]+/, i.tokenizer.load=function(t) {
+    var e=this.registeredFunctions[t];
+    if(!e)throw new Error("Cannot load un-registered function:  "+t);
+    return e;
+}
+, i.tokenizer.label="default", i.tokenizer.registeredFunctions= {
+    default: i.tokenizer;
+}
+, i.tokenizer.registerFunction=function(t, e) {
+    e in this.registeredFunctions&&i.utils.warn("Overwriting existing tokenizer:  "+e), t.label=e, this.registeredFunctions[e]=t;
+}
+, /*!
 	   * lunr.Pipeline
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.Pipeline=function(){this._stack=[]},i.Pipeline.registeredFunctions={},i.Pipeline.registerFunction=function(t,e){e in this.registeredFunctions&&i.utils.warn("Overwriting existing registered function: "+e),t.label=e,i.Pipeline.registeredFunctions[t.label]=t},i.Pipeline.warnIfFunctionNotRegistered=function(t){var e=t.label&&t.label in this.registeredFunctions;e||i.utils.warn("Function is not registered with pipeline. This may cause problems when serialising the index.\n",t)},i.Pipeline.load=function(t){var e=new i.Pipeline;return t.forEach(function(t){var n=i.Pipeline.registeredFunctions[t];if(!n)throw new Error("Cannot load un-registered function: "+t);e.add(n)}),e},i.Pipeline.prototype.add=function(){var t=Array.prototype.slice.call(arguments);t.forEach(function(t){i.Pipeline.warnIfFunctionNotRegistered(t),this._stack.push(t)},this)},i.Pipeline.prototype.after=function(t,e){i.Pipeline.warnIfFunctionNotRegistered(e);var n=this._stack.indexOf(t);if(n==-1)throw new Error("Cannot find existingFn");n+=1,this._stack.splice(n,0,e)},i.Pipeline.prototype.before=function(t,e){i.Pipeline.warnIfFunctionNotRegistered(e);var n=this._stack.indexOf(t);if(n==-1)throw new Error("Cannot find existingFn");this._stack.splice(n,0,e)},i.Pipeline.prototype.remove=function(t){var e=this._stack.indexOf(t);e!=-1&&this._stack.splice(e,1)},i.Pipeline.prototype.run=function(t){for(var e=[],n=t.length,r=this._stack.length,o=0;o<n;o++){for(var i=t[o],s=0;s<r&&(i=this._stack[s](i,o,t),void 0!==i&&""!==i);s++);void 0!==i&&""!==i&&e.push(i)}return e},i.Pipeline.prototype.reset=function(){this._stack=[]},i.Pipeline.prototype.toJSON=function(){return this._stack.map(function(t){return i.Pipeline.warnIfFunctionNotRegistered(t),t.label})},/*!
+i.Pipeline=function() {
+    this._stack=[];
+}
+, i.Pipeline.registeredFunctions= {
+}
+, i.Pipeline.registerFunction=function(t, e) {
+    e in this.registeredFunctions&&i.utils.warn("Overwriting existing registered function:  "+e), t.label=e, i.Pipeline.registeredFunctions[t.label]=t;
+}
+, i.Pipeline.warnIfFunctionNotRegistered=function(t) {
+    var e=t.label&&t.label in this.registeredFunctions;
+    e||i.utils.warn("Function is not registered with pipeline. This may cause problems when serialising the index.\n", t);
+}
+, i.Pipeline.load=function(t) {
+    var e=new i.Pipeline;
+    return t.forEach(function(t) {
+    var n=i.Pipeline.registeredFunctions[t];
+    if(!n)throw new Error("Cannot load un-registered function:  "+t);
+    e.add(n);
+}
+), e;
+}, i.Pipeline.prototype.add=function() {
+    var t=Array.prototype.slice.call(arguments);
+    t.forEach(function(t) {
+    i.Pipeline.warnIfFunctionNotRegistered(t), this._stack.push(t);
+}
+, this);
+}, i.Pipeline.prototype.after=function(t, e) {
+    i.Pipeline.warnIfFunctionNotRegistered(e);
+    var n=this._stack.indexOf(t);
+    if(n==-1)throw new Error("Cannot find existingFn");
+    n+=1, this._stack.splice(n, 0, e);
+}
+, i.Pipeline.prototype.before=function(t, e) {
+    i.Pipeline.warnIfFunctionNotRegistered(e);
+    var n=this._stack.indexOf(t);
+    if(n==-1)throw new Error("Cannot find existingFn");
+    this._stack.splice(n, 0, e);
+}
+, i.Pipeline.prototype.remove=function(t) {
+    var e=this._stack.indexOf(t);
+    e!=-1&&this._stack.splice(e, 1);
+}
+, i.Pipeline.prototype.run=function(t) {
+    for(var e=[], n=t.length, r=this._stack.length, o=0;
+    o<n;
+    o++) {
+    for(var i=t[o], s=0;
+    s<r&&(i=this._stack[s](i, o, t), void 0!==i&&""!==i);
+    s++);
+    void 0!==i&&""!==i&&e.push(i);
+}
+return e;
+}, i.Pipeline.prototype.reset=function() {
+    this._stack=[];
+}
+, i.Pipeline.prototype.toJSON=function() {
+    return this._stack.map(function(t) {
+    return i.Pipeline.warnIfFunctionNotRegistered(t), t.label;
+}
+);
+}, /*!
 	   * lunr.Vector
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.Vector=function(){this._magnitude=null,this.list=void 0,this.length=0},i.Vector.Node=function(t,e,n){this.idx=t,this.val=e,this.next=n},i.Vector.prototype.insert=function(t,e){this._magnitude=void 0;var n=this.list;if(!n)return this.list=new i.Vector.Node(t,e,n),this.length++;if(t<n.idx)return this.list=new i.Vector.Node(t,e,n),this.length++;for(var r=n,o=n.next;void 0!=o;){if(t<o.idx)return r.next=new i.Vector.Node(t,e,o),this.length++;r=o,o=o.next}return r.next=new i.Vector.Node(t,e,o),this.length++},i.Vector.prototype.magnitude=function(){if(this._magnitude)return this._magnitude;for(var t,e=this.list,n=0;e;)t=e.val,n+=t*t,e=e.next;return this._magnitude=Math.sqrt(n)},i.Vector.prototype.dot=function(t){for(var e=this.list,n=t.list,r=0;e&&n;)e.idx<n.idx?e=e.next:e.idx>n.idx?n=n.next:(r+=e.val*n.val,e=e.next,n=n.next);return r},i.Vector.prototype.similarity=function(t){return this.dot(t)/(this.magnitude()*t.magnitude())},/*!
+i.Vector=function() {
+    this._magnitude=null, this.list=void 0, this.length=0;
+}
+, i.Vector.Node=function(t, e, n) {
+    this.idx=t, this.val=e, this.next=n;
+}
+, i.Vector.prototype.insert=function(t, e) {
+    this._magnitude=void 0;
+    var n=this.list;
+    if(!n)return this.list=new i.Vector.Node(t, e, n), this.length++;
+    if(t<n.idx)return this.list=new i.Vector.Node(t, e, n), this.length++;
+    for(var r=n, o=n.next;
+    void 0!=o;
+    ) {
+    if(t<o.idx)return r.next=new i.Vector.Node(t, e, o), this.length++;
+    r=o, o=o.next;
+}
+return r.next=new i.Vector.Node(t, e, o), this.length++}, i.Vector.prototype.magnitude=function() {
+    if(this._magnitude)return this._magnitude;
+    for(var t, e=this.list, n=0;
+    e;
+    )t=e.val, n+=t*t, e=e.next;
+    return this._magnitude=Math.sqrt(n);
+}
+, i.Vector.prototype.dot=function(t) {
+    for(var e=this.list, n=t.list, r=0;
+    e&&n;
+    )e.idx<n.idx?e=e.next: e.idx>n.idx?n=n.next:(r+=e.val*n.val, e=e.next, n=n.next);
+    return r;
+}
+, i.Vector.prototype.similarity=function(t) {
+    return this.dot(t)/(this.magnitude()*t.magnitude());
+}
+, /*!
 	   * lunr.SortedSet
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.SortedSet=function(){this.length=0,this.elements=[]},i.SortedSet.load=function(t){var e=new this;return e.elements=t,e.length=t.length,e},i.SortedSet.prototype.add=function(){var t,e;for(t=0;t<arguments.length;t++)e=arguments[t],~this.indexOf(e)||this.elements.splice(this.locationFor(e),0,e);this.length=this.elements.length},i.SortedSet.prototype.toArray=function(){return this.elements.slice()},i.SortedSet.prototype.map=function(t,e){return this.elements.map(t,e)},i.SortedSet.prototype.forEach=function(t,e){return this.elements.forEach(t,e)},i.SortedSet.prototype.indexOf=function(t){for(var e=0,n=this.elements.length,r=n-e,o=e+Math.floor(r/2),i=this.elements[o];r>1;){if(i===t)return o;i<t&&(e=o),i>t&&(n=o),r=n-e,o=e+Math.floor(r/2),i=this.elements[o]}return i===t?o:-1},i.SortedSet.prototype.locationFor=function(t){for(var e=0,n=this.elements.length,r=n-e,o=e+Math.floor(r/2),i=this.elements[o];r>1;)i<t&&(e=o),i>t&&(n=o),r=n-e,o=e+Math.floor(r/2),i=this.elements[o];return i>t?o:i<t?o+1:void 0},i.SortedSet.prototype.intersect=function(t){for(var e=new i.SortedSet,n=0,r=0,o=this.length,s=t.length,a=this.elements,u=t.elements;;){if(n>o-1||r>s-1)break;a[n]!==u[r]?a[n]<u[r]?n++:a[n]>u[r]&&r++:(e.add(a[n]),n++,r++)}return e},i.SortedSet.prototype.clone=function(){var t=new i.SortedSet;return t.elements=this.toArray(),t.length=t.elements.length,t},i.SortedSet.prototype.union=function(t){var e,n,r;this.length>=t.length?(e=this,n=t):(e=t,n=this),r=e.clone();for(var o=0,i=n.toArray();o<i.length;o++)r.add(i[o]);return r},i.SortedSet.prototype.toJSON=function(){return this.toArray()},/*!
+i.SortedSet=function() {
+    this.length=0, this.elements=[];
+}
+, i.SortedSet.load=function(t) {
+    var e=new this;
+    return e.elements=t, e.length=t.length, e;
+}
+, i.SortedSet.prototype.add=function() {
+    var t, e;
+    for(t=0;
+    t<arguments.length;
+    t++)e=arguments[t], ~this.indexOf(e)||this.elements.splice(this.locationFor(e), 0, e);
+    this.length=this.elements.length;
+}
+, i.SortedSet.prototype.toArray=function() {
+    return this.elements.slice();
+}
+, i.SortedSet.prototype.map=function(t, e) {
+    return this.elements.map(t, e);
+}
+, i.SortedSet.prototype.forEach=function(t, e) {
+    return this.elements.forEach(t, e);
+}
+, i.SortedSet.prototype.indexOf=function(t) {
+    for(var e=0, n=this.elements.length, r=n-e, o=e+Math.floor(r/2), i=this.elements[o];
+    r>1;
+    ) {
+    if(i===t)return o;
+    i<t&&(e=o), i>t&&(n=o), r=n-e, o=e+Math.floor(r/2), i=this.elements[o];
+}
+return i===t?o: -1;
+}, i.SortedSet.prototype.locationFor=function(t) {
+    for(var e=0, n=this.elements.length, r=n-e, o=e+Math.floor(r/2), i=this.elements[o];
+    r>1;
+    )i<t&&(e=o), i>t&&(n=o), r=n-e, o=e+Math.floor(r/2), i=this.elements[o];
+    return i>t?o: i<t?o+1:void 0;
+}
+, i.SortedSet.prototype.intersect=function(t) {
+    for(var e=new i.SortedSet, n=0, r=0, o=this.length, s=t.length, a=this.elements, u=t.elements;
+    ;
+    ) {
+    if(n>o-1||r>s-1)break;
+    a[n]!==u[r]?a[n]<u[r]?n++: a[n]>u[r]&&r++:(e.add(a[n]), n++, r++);
+}
+return e;
+}, i.SortedSet.prototype.clone=function() {
+    var t=new i.SortedSet;
+    return t.elements=this.toArray(), t.length=t.elements.length, t;
+}
+, i.SortedSet.prototype.union=function(t) {
+    var e, n, r;
+    this.length>=t.length?(e=this, n=t): (e=t, n=this), r=e.clone();
+    for(var o=0, i=n.toArray();
+    o<i.length;
+    o++)r.add(i[o]);
+    return r;
+}
+, i.SortedSet.prototype.toJSON=function() {
+    return this.toArray();
+}
+, /*!
 	   * lunr.Index
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.Index=function(){this._fields=[],this._ref="id",this.pipeline=new i.Pipeline,this.documentStore=new i.Store,this.tokenStore=new i.TokenStore,this.corpusTokens=new i.SortedSet,this.eventEmitter=new i.EventEmitter,this.tokenizerFn=i.tokenizer,this._idfCache={},this.on("add","remove","update",function(){this._idfCache={}}.bind(this))},i.Index.prototype.on=function(){var t=Array.prototype.slice.call(arguments);return this.eventEmitter.addListener.apply(this.eventEmitter,t)},i.Index.prototype.off=function(t,e){return this.eventEmitter.removeListener(t,e)},i.Index.load=function(t){t.version!==i.version&&i.utils.warn("version mismatch: current "+i.version+" importing "+t.version);var e=new this;return e._fields=t.fields,e._ref=t.ref,e.tokenizer(i.tokenizer.load(t.tokenizer)),e.documentStore=i.Store.load(t.documentStore),e.tokenStore=i.TokenStore.load(t.tokenStore),e.corpusTokens=i.SortedSet.load(t.corpusTokens),e.pipeline=i.Pipeline.load(t.pipeline),e},i.Index.prototype.field=function(t,e){var e=e||{},n={name:t,boost:e.boost||1};return this._fields.push(n),this},i.Index.prototype.ref=function(t){return this._ref=t,this},i.Index.prototype.tokenizer=function(t){var e=t.label&&t.label in i.tokenizer.registeredFunctions;return e||i.utils.warn("Function is not a registered tokenizer. This may cause problems when serialising the index"),this.tokenizerFn=t,this},i.Index.prototype.add=function(t,e){var n={},r=new i.SortedSet,o=t[this._ref],e=void 0===e||e;this._fields.forEach(function(e){var o=this.pipeline.run(this.tokenizerFn(t[e.name]));n[e.name]=o;for(var i=0;i<o.length;i++){var s=o[i];r.add(s),this.corpusTokens.add(s)}},this),this.documentStore.set(o,r);for(var s=0;s<r.length;s++){for(var a=r.elements[s],u=0,c=0;c<this._fields.length;c++){var l=this._fields[c],f=n[l.name],d=f.length;if(d){for(var h=0,p=0;p<d;p++)f[p]===a&&h++;u+=h/d*l.boost}}this.tokenStore.add(a,{ref:o,tf:u})}e&&this.eventEmitter.emit("add",t,this)},i.Index.prototype.remove=function(t,e){var n=t[this._ref],e=void 0===e||e;if(this.documentStore.has(n)){var r=this.documentStore.get(n);this.documentStore.remove(n),r.forEach(function(t){this.tokenStore.remove(t,n)},this),e&&this.eventEmitter.emit("remove",t,this)}},i.Index.prototype.update=function(t,e){var e=void 0===e||e;this.remove(t,!1),this.add(t,!1),e&&this.eventEmitter.emit("update",t,this)},i.Index.prototype.idf=function(t){var e="@"+t;if(Object.prototype.hasOwnProperty.call(this._idfCache,e))return this._idfCache[e];var n=this.tokenStore.count(t),r=1;return n>0&&(r=1+Math.log(this.documentStore.length/n)),this._idfCache[e]=r},i.Index.prototype.search=function(t){var e=this.pipeline.run(this.tokenizerFn(t)),n=new i.Vector,r=[],o=this._fields.reduce(function(t,e){return t+e.boost},0),s=e.some(function(t){return this.tokenStore.has(t)},this);if(!s)return[];e.forEach(function(t,e,s){var a=1/s.length*this._fields.length*o,u=this,c=this.tokenStore.expand(t).reduce(function(e,r){var o=u.corpusTokens.indexOf(r),s=u.idf(r),c=1,l=new i.SortedSet;if(r!==t){var f=Math.max(3,r.length-t.length);c=1/Math.log(f)}o>-1&&n.insert(o,a*s*c);for(var d=u.tokenStore.get(r),h=Object.keys(d),p=h.length,v=0;v<p;v++)l.add(d[h[v]].ref);return e.union(l)},new i.SortedSet);r.push(c)},this);var a=r.reduce(function(t,e){return t.intersect(e)});return a.map(function(t){return{ref:t,score:n.similarity(this.documentVector(t))}},this).sort(function(t,e){return e.score-t.score})},i.Index.prototype.documentVector=function(t){for(var e=this.documentStore.get(t),n=e.length,r=new i.Vector,o=0;o<n;o++){var s=e.elements[o],a=this.tokenStore.get(s)[t].tf,u=this.idf(s);r.insert(this.corpusTokens.indexOf(s),a*u)}return r},i.Index.prototype.toJSON=function(){return{version:i.version,fields:this._fields,ref:this._ref,tokenizer:this.tokenizerFn.label,documentStore:this.documentStore.toJSON(),tokenStore:this.tokenStore.toJSON(),corpusTokens:this.corpusTokens.toJSON(),pipeline:this.pipeline.toJSON()}},i.Index.prototype.use=function(t){var e=Array.prototype.slice.call(arguments,1);e.unshift(this),t.apply(this,e)},/*!
+i.Index=function() {
+    this._fields=[], this._ref="id", this.pipeline=new i.Pipeline, this.documentStore=new i.Store, this.tokenStore=new i.TokenStore, this.corpusTokens=new i.SortedSet, this.eventEmitter=new i.EventEmitter, this.tokenizerFn=i.tokenizer, this._idfCache= {
+}
+, this.on("add", "remove", "update", function() {
+    this._idfCache= {
+}
+}
+.bind(this));
+}, i.Index.prototype.on=function() {
+    var t=Array.prototype.slice.call(arguments);
+    return this.eventEmitter.addListener.apply(this.eventEmitter, t);
+}
+, i.Index.prototype.off=function(t, e) {
+    return this.eventEmitter.removeListener(t, e);
+}
+, i.Index.load=function(t) {
+    t.version!==i.version&&i.utils.warn("version mismatch:  current "+i.version+" importing "+t.version);
+    var e=new this;
+    return e._fields=t.fields, e._ref=t.ref, e.tokenizer(i.tokenizer.load(t.tokenizer)), e.documentStore=i.Store.load(t.documentStore), e.tokenStore=i.TokenStore.load(t.tokenStore), e.corpusTokens=i.SortedSet.load(t.corpusTokens), e.pipeline=i.Pipeline.load(t.pipeline), e;
+}
+, i.Index.prototype.field=function(t, e) {
+    var e=e|| {
+}
+, n= {
+    name: t, boost:e.boost||1;
+}
+;
+    return this._fields.push(n), this;
+}
+, i.Index.prototype.ref=function(t) {
+    return this._ref=t, this;
+}
+, i.Index.prototype.tokenizer=function(t) {
+    var e=t.label&&t.label in i.tokenizer.registeredFunctions;
+    return e||i.utils.warn("Function is not a registered tokenizer. This may cause problems when serialising the index"), this.tokenizerFn=t, this;
+}
+, i.Index.prototype.add=function(t, e) {
+    var n= {
+}
+, r=new i.SortedSet, o=t[this._ref], e=void 0===e||e;
+    this._fields.forEach(function(e) {
+    var o=this.pipeline.run(this.tokenizerFn(t[e.name]));
+    n[e.name]=o;
+    for(var i=0;
+    i<o.length;
+    i++) {
+    var s=o[i];
+    r.add(s), this.corpusTokens.add(s);
+}
+}, this), this.documentStore.set(o, r);
+    for(var s=0;
+    s<r.length;
+    s++) {
+    for(var a=r.elements[s], u=0, c=0;
+    c<this._fields.length;
+    c++) {
+    var l=this._fields[c], f=n[l.name], d=f.length;
+    if(d) {
+    for(var h=0, p=0;
+    p<d;
+    p++)f[p]===a&&h++;
+    u+=h/d*l.boost;
+}
+}this.tokenStore.add(a,  {
+    ref: o, tf:u;
+}
+);
+}e&&this.eventEmitter.emit("add", t, this);
+}, i.Index.prototype.remove=function(t, e) {
+    var n=t[this._ref], e=void 0===e||e;
+    if(this.documentStore.has(n)) {
+    var r=this.documentStore.get(n);
+    this.documentStore.remove(n), r.forEach(function(t) {
+    this.tokenStore.remove(t, n);
+}
+, this), e&&this.eventEmitter.emit("remove", t, this);
+}}, i.Index.prototype.update=function(t, e) {
+    var e=void 0===e||e;
+    this.remove(t, !1), this.add(t, !1), e&&this.eventEmitter.emit("update", t, this);
+}
+, i.Index.prototype.idf=function(t) {
+    var e="@"+t;
+    if(Object.prototype.hasOwnProperty.call(this._idfCache, e))return this._idfCache[e];
+    var n=this.tokenStore.count(t), r=1;
+    return n>0&&(r=1+Math.log(this.documentStore.length/n)), this._idfCache[e]=r;
+}
+, i.Index.prototype.search=function(t) {
+    var e=this.pipeline.run(this.tokenizerFn(t)), n=new i.Vector, r=[], o=this._fields.reduce(function(t, e) {
+    return t+e.boost;
+}
+, 0), s=e.some(function(t) {
+    return this.tokenStore.has(t);
+}
+, this);
+    if(!s)return[];
+    e.forEach(function(t, e, s) {
+    var a=1/s.length*this._fields.length*o, u=this, c=this.tokenStore.expand(t).reduce(function(e, r) {
+    var o=u.corpusTokens.indexOf(r), s=u.idf(r), c=1, l=new i.SortedSet;
+    if(r!==t) {
+    var f=Math.max(3, r.length-t.length);
+    c=1/Math.log(f);
+}
+o>-1&&n.insert(o, a*s*c);
+    for(var d=u.tokenStore.get(r), h=Object.keys(d), p=h.length, v=0;
+    v<p;
+    v++)l.add(d[h[v]].ref);
+    return e.union(l);
+}
+, new i.SortedSet);
+    r.push(c);
+}
+, this);
+    var a=r.reduce(function(t, e) {
+    return t.intersect(e);
+}
+);
+    return a.map(function(t) {
+    return {
+    ref: t, score:n.similarity(this.documentVector(t));
+}
+}, this).sort(function(t, e) {
+    return e.score-t.score;
+}
+);
+}, i.Index.prototype.documentVector=function(t) {
+    for(var e=this.documentStore.get(t), n=e.length, r=new i.Vector, o=0;
+    o<n;
+    o++) {
+    var s=e.elements[o], a=this.tokenStore.get(s)[t].tf, u=this.idf(s);
+    r.insert(this.corpusTokens.indexOf(s), a*u);
+}
+return r;
+}, i.Index.prototype.toJSON=function() {
+    return {
+    version: i.version, fields:this._fields, ref:this._ref, tokenizer:this.tokenizerFn.label, documentStore:this.documentStore.toJSON(), tokenStore:this.tokenStore.toJSON(), corpusTokens:this.corpusTokens.toJSON(), pipeline:this.pipeline.toJSON();
+}
+}, i.Index.prototype.use=function(t) {
+    var e=Array.prototype.slice.call(arguments, 1);
+    e.unshift(this), t.apply(this, e);
+}
+, /*!
 	   * lunr.Store
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.Store=function(){this.store={},this.length=0},i.Store.load=function(t){var e=new this;return e.length=t.length,e.store=Object.keys(t.store).reduce(function(e,n){return e[n]=i.SortedSet.load(t.store[n]),e},{}),e},i.Store.prototype.set=function(t,e){this.has(t)||this.length++,this.store[t]=e},i.Store.prototype.get=function(t){return this.store[t]},i.Store.prototype.has=function(t){return t in this.store},i.Store.prototype.remove=function(t){this.has(t)&&(delete this.store[t],this.length--)},i.Store.prototype.toJSON=function(){return{store:this.store,length:this.length}},/*!
+i.Store=function() {
+    this.store= {
+}
+, this.length=0;
+}
+, i.Store.load=function(t) {
+    var e=new this;
+    return e.length=t.length, e.store=Object.keys(t.store).reduce(function(e, n) {
+    return e[n]=i.SortedSet.load(t.store[n]), e;
+}
+,  {
+}
+), e;
+}
+, i.Store.prototype.set=function(t, e) {
+    this.has(t)||this.length++, this.store[t]=e;
+}
+, i.Store.prototype.get=function(t) {
+    return this.store[t];
+}
+, i.Store.prototype.has=function(t) {
+    return t in this.store;
+}
+, i.Store.prototype.remove=function(t) {
+    this.has(t)&&(delete this.store[t], this.length--);
+}
+, i.Store.prototype.toJSON=function() {
+    return {
+    store: this.store, length:this.length;
+}
+}, /*!
 	   * lunr.stemmer
 	   * Copyright (C) 2016 Oliver Nightingale
 	   * Includes code from - http://tartarus.org/~martin/PorterStemmer/js.txt
 	   */
-i.stemmer=function(){var t={ational:"ate",tional:"tion",enci:"ence",anci:"ance",izer:"ize",bli:"ble",alli:"al",entli:"ent",eli:"e",ousli:"ous",ization:"ize",ation:"ate",ator:"ate",alism:"al",iveness:"ive",fulness:"ful",ousness:"ous",aliti:"al",iviti:"ive",biliti:"ble",logi:"log"},e={icate:"ic",ative:"",alize:"al",iciti:"ic",ical:"ic",ful:"",ness:""},n="[^aeiou]",r="[aeiouy]",o=n+"[^aeiouy]*",i=r+"[aeiou]*",s="^("+o+")?"+i+o,a="^("+o+")?"+i+o+"("+i+")?$",u="^("+o+")?"+i+o+i+o,c="^("+o+")?"+r,l=new RegExp(s),f=new RegExp(u),d=new RegExp(a),h=new RegExp(c),p=/^(.+?)(ss|i)es$/,v=/^(.+?)([^s])s$/,y=/^(.+?)eed$/,m=/^(.+?)(ed|ing)$/,g=/.$/,b=/(at|bl|iz)$/,w=new RegExp("([^aeiouylsz])\\1$"),_=new RegExp("^"+o+r+"[^aeiouwxy]$"),S=/^(.+?[^aeiou])y$/,x=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/,E=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/,k=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/,T=/^(.+?)(s|t)(ion)$/,O=/^(.+?)e$/,C=/ll$/,P=new RegExp("^"+o+r+"[^aeiouwxy]$"),A=function(n){var r,o,i,s,a,u,c;if(n.length<3)return n;if(i=n.substr(0,1),"y"==i&&(n=i.toUpperCase()+n.substr(1)),s=p,a=v,s.test(n)?n=n.replace(s,"$1$2"):a.test(n)&&(n=n.replace(a,"$1$2")),s=y,a=m,s.test(n)){var A=s.exec(n);s=l,s.test(A[1])&&(s=g,n=n.replace(s,""))}else if(a.test(n)){var A=a.exec(n);r=A[1],a=h,a.test(r)&&(n=r,a=b,u=w,c=_,a.test(n)?n+="e":u.test(n)?(s=g,n=n.replace(s,"")):c.test(n)&&(n+="e"))}if(s=S,s.test(n)){var A=s.exec(n);r=A[1],n=r+"i"}if(s=x,s.test(n)){var A=s.exec(n);r=A[1],o=A[2],s=l,s.test(r)&&(n=r+t[o])}if(s=E,s.test(n)){var A=s.exec(n);r=A[1],o=A[2],s=l,s.test(r)&&(n=r+e[o])}if(s=k,a=T,s.test(n)){var A=s.exec(n);r=A[1],s=f,s.test(r)&&(n=r)}else if(a.test(n)){var A=a.exec(n);r=A[1]+A[2],a=f,a.test(r)&&(n=r)}if(s=O,s.test(n)){var A=s.exec(n);r=A[1],s=f,a=d,u=P,(s.test(r)||a.test(r)&&!u.test(r))&&(n=r)}return s=C,a=f,s.test(n)&&a.test(n)&&(s=g,n=n.replace(s,"")),"y"==i&&(n=i.toLowerCase()+n.substr(1)),n};return A}(),i.Pipeline.registerFunction(i.stemmer,"stemmer"),/*!
+i.stemmer=function() {
+    var t= {
+    ational: "ate", tional:"tion", enci:"ence", anci:"ance", izer:"ize", bli:"ble", alli:"al", entli:"ent", eli:"e", ousli:"ous", ization:"ize", ation:"ate", ator:"ate", alism:"al", iveness:"ive", fulness:"ful", ousness:"ous", aliti:"al", iviti:"ive", biliti:"ble", logi:"log"}
+, e= {
+    icate: "ic", ative:"", alize:"al", iciti:"ic", ical:"ic", ful:"", ness:""}
+, n="[^aeiou]", r="[aeiouy]", o=n+"[^aeiouy]*", i=r+"[aeiou]*", s="^("+o+")?"+i+o, a="^("+o+")?"+i+o+"("+i+")?$", u="^("+o+")?"+i+o+i+o, c="^("+o+")?"+r, l=new RegExp(s), f=new RegExp(u), d=new RegExp(a), h=new RegExp(c), p=/^(.+?)(ss|i)es$/, v=/^(.+?)([^s])s$/, y=/^(.+?)eed$/, m=/^(.+?)(ed|ing)$/, g=/.$/, b=/(at|bl|iz)$/, w=new RegExp("([^aeiouylsz])\\1$"), _=new RegExp("^"+o+r+"[^aeiouwxy]$"), S=/^(.+?[^aeiou])y$/, x=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/, E=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/, k=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/, T=/^(.+?)(s|t)(ion)$/, O=/^(.+?)e$/, C=/ll$/, P=new RegExp("^"+o+r+"[^aeiouwxy]$"), A=function(n) {
+    var r, o, i, s, a, u, c;
+    if(n.length<3)return n;
+    if(i=n.substr(0, 1), "y"==i&&(n=i.toUpperCase()+n.substr(1)), s=p, a=v, s.test(n)?n=n.replace(s, "$1$2"): a.test(n)&&(n=n.replace(a, "$1$2")), s=y, a=m, s.test(n)) {
+    var A=s.exec(n);
+    s=l, s.test(A[1])&&(s=g, n=n.replace(s, ""));
+}
+else if(a.test(n)) {
+    var A=a.exec(n);
+    r=A[1], a=h, a.test(r)&&(n=r, a=b, u=w, c=_, a.test(n)?n+="e": u.test(n)?(s=g, n=n.replace(s, "")):c.test(n)&&(n+="e"));
+}
+if(s=S, s.test(n)) {
+    var A=s.exec(n);
+    r=A[1], n=r+"i"}
+if(s=x, s.test(n)) {
+    var A=s.exec(n);
+    r=A[1], o=A[2], s=l, s.test(r)&&(n=r+t[o]);
+}
+if(s=E, s.test(n)) {
+    var A=s.exec(n);
+    r=A[1], o=A[2], s=l, s.test(r)&&(n=r+e[o]);
+}
+if(s=k, a=T, s.test(n)) {
+    var A=s.exec(n);
+    r=A[1], s=f, s.test(r)&&(n=r);
+}
+else if(a.test(n)) {
+    var A=a.exec(n);
+    r=A[1]+A[2], a=f, a.test(r)&&(n=r);
+}
+if(s=O, s.test(n)) {
+    var A=s.exec(n);
+    r=A[1], s=f, a=d, u=P, (s.test(r)||a.test(r)&&!u.test(r))&&(n=r);
+}
+return s=C, a=f, s.test(n)&&a.test(n)&&(s=g, n=n.replace(s, "")), "y"==i&&(n=i.toLowerCase()+n.substr(1)), n;
+};
+    return A;
+}
+(), i.Pipeline.registerFunction(i.stemmer, "stemmer"), /*!
 	   * lunr.stopWordFilter
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.generateStopWordFilter=function(t){var e=t.reduce(function(t,e){return t[e]=e,t},{});return function(t){if(t&&e[t]!==t)return t}},i.stopWordFilter=i.generateStopWordFilter(["a","able","about","across","after","all","almost","also","am","among","an","and","any","are","as","at","be","because","been","but","by","can","cannot","could","dear","did","do","does","either","else","ever","every","for","from","get","got","had","has","have","he","her","hers","him","his","how","however","i","if","in","into","is","it","its","just","least","let","like","likely","may","me","might","most","must","my","neither","no","nor","not","of","off","often","on","only","or","other","our","own","rather","said","say","says","she","should","since","so","some","than","that","the","their","them","then","there","these","they","this","tis","to","too","twas","us","wants","was","we","were","what","when","where","which","while","who","whom","why","will","with","would","yet","you","your"]),i.Pipeline.registerFunction(i.stopWordFilter,"stopWordFilter"),/*!
+i.generateStopWordFilter=function(t) {
+    var e=t.reduce(function(t, e) {
+    return t[e]=e, t;
+}
+,  {
+}
+);
+    return function(t) {
+    if(t&&e[t]!==t)return t;
+}
+}, i.stopWordFilter=i.generateStopWordFilter(["a", "able", "about", "across", "after", "all", "almost", "also", "am", "among", "an", "and", "any", "are", "as", "at", "be", "because", "been", "but", "by", "can", "cannot", "could", "dear", "did", "do", "does", "either", "else", "ever", "every", "for", "from", "get", "got", "had", "has", "have", "he", "her", "hers", "him", "his", "how", "however", "i", "if", "in", "into", "is", "it", "its", "just", "least", "let", "like", "likely", "may", "me", "might", "most", "must", "my", "neither", "no", "nor", "not", "of", "off", "often", "on", "only", "or", "other", "our", "own", "rather", "said", "say", "says", "she", "should", "since", "so", "some", "than", "that", "the", "their", "them", "then", "there", "these", "they", "this", "tis", "to", "too", "twas", "us", "wants", "was", "we", "were", "what", "when", "where", "which", "while", "who", "whom", "why", "will", "with", "would", "yet", "you", "your"]), i.Pipeline.registerFunction(i.stopWordFilter, "stopWordFilter"), /*!
 	   * lunr.trimmer
 	   * Copyright (C) 2016 Oliver Nightingale
 	   */
-i.trimmer=function(t){return t.replace(/^\W+/,"").replace(/\W+$/,"")},i.Pipeline.registerFunction(i.trimmer,"trimmer"),/*!
+i.trimmer=function(t) {
+    return t.replace(/^\W+/, "").replace(/\W+$/, "");
+}
+, i.Pipeline.registerFunction(i.trimmer, "trimmer"), /*!
 	   * lunr.stemmer
 	   * Copyright (C) 2016 Oliver Nightingale
-	   * Includes code from - http://tartarus.org/~martin/PorterStemmer/js.txt
+	   * Includes code from - http: //tartarus.org/~martin/PorterStemmer/js.txt
 	   */
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