/**
* @license * Copyright (c) 2014 The Polymer Project Authors. All rights reserved. * This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt * The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt * The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt * Code distributed by Google as part of the polymer project is also * subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt */
// @version 0.7.23 “undefined”==typeof WeakMap&&!function(){var e=Object.defineProperty,t=Date.now()%1e9,n=function(){this.name=“__st”+(1e9*Math.random()>>>0)+(t++ +“__”)};n.prototype={set:function(t,n){var o=t;return o&&o===t?o=n:e(t,this.name,{value:,writable:!0}),this},get:function(e){var t;return(t=e)&&t===e?t:void 0},“delete”:function(e){var t=e;return!(!t||t!==e)&&(t=t=void 0,!0)},has:function(e){var t=e;return!!t&&t===e}},window.WeakMap=n}(),function(e){function t(e){E.push(e),b||(b=!0,m(o))}function n(e){return window.ShadowDOMPolyfill&&window.ShadowDOMPolyfill.wrapIfNeeded(e)||e}function o(){b=!1;var e=E;E=[],e.sort(function(e,t){return e.uid_-t.uid_});var t=!1;e.forEach(function(e){var n=e.takeRecords();r(e),n.length&&(e.callback_(n,e),t=!0)}),t&&o()}function r(e){e.nodes_.forEach(function(t){var n=v.get(t);n&&n.forEach(function(t){t.observer===e&&t.removeTransientObservers()})})}function i(e,t){for(var n=e;n;n=n.parentNode){var o=v.get(n);if(o)for(var r=0;r<o.length;r++){var i=o,a=i.options;if(n===e||a.subtree){var d=t(a);d&&i.enqueue(d)}}}}function a(e){this.callback_=e,this.nodes_=[],this.records_=,this.uid_=++_}function d(e,t){this.type=e,this.target=t,this.addedNodes=[],this.removedNodes=,this.previousSibling=null,this.nextSibling=null,this.attributeName=null,this.attributeNamespace=null,this.oldValue=null}function s(e){var t=new d(e.type,e.target);return t.addedNodes=e.addedNodes.slice(),t.removedNodes=e.removedNodes.slice(),t.previousSibling=e.previousSibling,t.nextSibling=e.nextSibling,t.attributeName=e.attributeName,t.attributeNamespace=e.attributeNamespace,t.oldValue=e.oldValue,t}function u(e,t){return y=new d(e,t)}function c(e){return N?N:(N=s(y),N.oldValue=e,N)}function l(){y=N=void 0}function f(e){return e===N||e===y}function p(e,t){return e===t?e:N&&f(e)?N:null}function w(e,t,n){this.observer=e,this.target=t,this.options=n,this.transientObservedNodes=[]}if(!e.JsMutationObserver){var m,v=new WeakMap;if(/Trident|Edge/.test(navigator.userAgent))m=setTimeout;else if(window.setImmediate)m=window.setImmediate;else{var h=[],g=String(Math.random());window.addEventListener(“message”,function(e){if(e.data===g){var t=h;h=[],t.forEach(function(e){e()})}}),m=function(e){h.push(e),window.postMessage(g,“*”)}}var b=!1,E=[],_=0;a.prototype={observe:function(e,t){if(e=n(e),!t.childList&&!t.attributes&&!t.characterData||t.attributeOldValue&&!t.attributes||t.attributeFilter&&t.attributeFilter.length&&!t.attributes||t.characterDataOldValue&&!t.characterData)throw new SyntaxError;var o=v.get(e);o||v.set(e,o=[]);for(var r,i=0;ia
“]”),d=0,s=r.length;d);d++)o&&i(o,t,n);t(e)}}var a=window.HTMLImports?window.HTMLImports.IMPORT_LINK_TYPE:“none”;e.forDocumentTree=r,e.forSubtree=t}),window.CustomElements.addModule(function(e){function t(e,t){return n(e,t)||o(e,t)}function n(t,n){return!!e.upgrade(t,n)||void(n&&a(t))}function o(e,t){b(e,function(e){if(n(e,t))return!0})}function r(e){N.push(e),y||(y=!0,setTimeout(i))}function i(){y=!1;for(var e,t=N,n=0,o=t.length;n