/**

* @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 (function() {

window.WebComponents = window.WebComponents || {
  flags: {}
};
var file = "webcomponents-lite.js";
var script = document.querySelector('script[src*="' + file + '"]');
var flags = {};
if (!flags.noOpts) {
  location.search.slice(1).split("&").forEach(function(option) {
    var parts = option.split("=");
    var match;
    if (parts[0] && (match = parts[0].match(/wc-(.+)/))) {
      flags[match[1]] = parts[1] || true;
    }
  });
  if (script) {
    for (var i = 0, a; a = script.attributes[i]; i++) {
      if (a.name !== "src") {
        flags[a.name] = a.value || true;
      }
    }
  }
  if (flags.log && flags.log.split) {
    var parts = flags.log.split(",");
    flags.log = {};
    parts.forEach(function(f) {
      flags.log[f] = true;
    });
  } else {
    flags.log = {};
  }
}
if (flags.register) {
  window.CustomElements = window.CustomElements || {
    flags: {}
  };
  window.CustomElements.flags.register = flags.register;
}
WebComponents.flags = flags;

})();

(function(scope) {

"use strict";
var hasWorkingUrl = false;
if (!scope.forceJURL) {
  try {
    var u = new URL("b", "http://a");
    u.pathname = "c%20d";
    hasWorkingUrl = u.href === "http://a/c%20d";
  } catch (e) {}
}
if (hasWorkingUrl) return;
var relative = Object.create(null);
relative["ftp"] = 21;
relative["file"] = 0;
relative["gopher"] = 70;
relative["http"] = 80;
relative["https"] = 443;
relative["ws"] = 80;
relative["wss"] = 443;
var relativePathDotMapping = Object.create(null);
relativePathDotMapping["%2e"] = ".";
relativePathDotMapping[".%2e"] = "..";
relativePathDotMapping["%2e."] = "..";
relativePathDotMapping["%2e%2e"] = "..";
function isRelativeScheme(scheme) {
  return relative[scheme] !== undefined;
}
function invalid() {
  clear.call(this);
  this._isInvalid = true;
}
function IDNAToASCII(h) {
  if ("" == h) {
    invalid.call(this);
  }
  return h.toLowerCase();
}
function percentEscape(c) {
  var unicode = c.charCodeAt(0);
  if (unicode > 32 && unicode < 127 && [ 34, 35, 60, 62, 63, 96 ].indexOf(unicode) == -1) {
    return c;
  }
  return encodeURIComponent(c);
}
function percentEscapeQuery(c) {
  var unicode = c.charCodeAt(0);
  if (unicode > 32 && unicode < 127 && [ 34, 35, 60, 62, 96 ].indexOf(unicode) == -1) {
    return c;
  }
  return encodeURIComponent(c);
}
var EOF = undefined, ALPHA = /[a-zA-Z]/, ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
function parse(input, stateOverride, base) {
  function err(message) {
    errors.push(message);
  }
  var state = stateOverride || "scheme start", cursor = 0, buffer = "", seenAt = false, seenBracket = false, errors = [];
  loop: while ((input[cursor - 1] != EOF || cursor == 0) && !this._isInvalid) {
    var c = input[cursor];
    switch (state) {
     case "scheme start":
      if (c && ALPHA.test(c)) {
        buffer += c.toLowerCase();
        state = "scheme";
      } else if (!stateOverride) {
        buffer = "";
        state = "no scheme";
        continue;
      } else {
        err("Invalid scheme.");
        break loop;
      }
      break;

     case "scheme":
      if (c && ALPHANUMERIC.test(c)) {
        buffer += c.toLowerCase();
      } else if (":" == c) {
        this._scheme = buffer;
        buffer = "";
        if (stateOverride) {
          break loop;
        }
        if (isRelativeScheme(this._scheme)) {
          this._isRelative = true;
        }
        if ("file" == this._scheme) {
          state = "relative";
        } else if (this._isRelative && base && base._scheme == this._scheme) {
          state = "relative or authority";
        } else if (this._isRelative) {
          state = "authority first slash";
        } else {
          state = "scheme data";
        }
      } else if (!stateOverride) {
        buffer = "";
        cursor = 0;
        state = "no scheme";
        continue;
      } else if (EOF == c) {
        break loop;
      } else {
        err("Code point not allowed in scheme: " + c);
        break loop;
      }
      break;

     case "scheme data":
      if ("?" == c) {
        this._query = "?";
        state = "query";
      } else if ("#" == c) {
        this._fragment = "#";
        state = "fragment";
      } else {
        if (EOF != c && "\t" != c && "\n" != c && "\r" != c) {
          this._schemeData += percentEscape(c);
        }
      }
      break;

     case "no scheme":
      if (!base || !isRelativeScheme(base._scheme)) {
        err("Missing scheme.");
        invalid.call(this);
      } else {
        state = "relative";
        continue;
      }
      break;

     case "relative or authority":
      if ("/" == c && "/" == input[cursor + 1]) {
        state = "authority ignore slashes";
      } else {
        err("Expected /, got: " + c);
        state = "relative";
        continue;
      }
      break;

     case "relative":
      this._isRelative = true;
      if ("file" != this._scheme) this._scheme = base._scheme;
      if (EOF == c) {
        this._host = base._host;
        this._port = base._port;
        this._path = base._path.slice();
        this._query = base._query;
        this._username = base._username;
        this._password = base._password;
        break loop;
      } else if ("/" == c || "\\" == c) {
        if ("\\" == c) err("\\ is an invalid code point.");
        state = "relative slash";
      } else if ("?" == c) {
        this._host = base._host;
        this._port = base._port;
        this._path = base._path.slice();
        this._query = "?";
        this._username = base._username;
        this._password = base._password;
        state = "query";
      } else if ("#" == c) {
        this._host = base._host;
        this._port = base._port;
        this._path = base._path.slice();
        this._query = base._query;
        this._fragment = "#";
        this._username = base._username;
        this._password = base._password;
        state = "fragment";
      } else {
        var nextC = input[cursor + 1];
        var nextNextC = input[cursor + 2];
        if ("file" != this._scheme || !ALPHA.test(c) || nextC != ":" && nextC != "|" || EOF != nextNextC && "/" != nextNextC && "\\" != nextNextC && "?" != nextNextC && "#" != nextNextC) {
          this._host = base._host;
          this._port = base._port;
          this._username = base._username;
          this._password = base._password;
          this._path = base._path.slice();
          this._path.pop();
        }
        state = "relative path";
        continue;
      }
      break;

     case "relative slash":
      if ("/" == c || "\\" == c) {
        if ("\\" == c) {
          err("\\ is an invalid code point.");
        }
        if ("file" == this._scheme) {
          state = "file host";
        } else {
          state = "authority ignore slashes";
        }
      } else {
        if ("file" != this._scheme) {
          this._host = base._host;
          this._port = base._port;
          this._username = base._username;
          this._password = base._password;
        }
        state = "relative path";
        continue;
      }
      break;

     case "authority first slash":
      if ("/" == c) {
        state = "authority second slash";
      } else {
        err("Expected '/', got: " + c);
        state = "authority ignore slashes";
        continue;
      }
      break;

     case "authority second slash":
      state = "authority ignore slashes";
      if ("/" != c) {
        err("Expected '/', got: " + c);
        continue;
      }
      break;

     case "authority ignore slashes":
      if ("/" != c && "\\" != c) {
        state = "authority";
        continue;
      } else {
        err("Expected authority, got: " + c);
      }
      break;

     case "authority":
      if ("@" == c) {
        if (seenAt) {
          err("@ already seen.");
          buffer += "%40";
        }
        seenAt = true;
        for (var i = 0; i < buffer.length; i++) {
          var cp = buffer[i];
          if ("\t" == cp || "\n" == cp || "\r" == cp) {
            err("Invalid whitespace in authority.");
            continue;
          }
          if (":" == cp && null === this._password) {
            this._password = "";
            continue;
          }
          var tempC = percentEscape(cp);
          null !== this._password ? this._password += tempC : this._username += tempC;
        }
        buffer = "";
      } else if (EOF == c || "/" == c || "\\" == c || "?" == c || "#" == c) {
        cursor -= buffer.length;
        buffer = "";
        state = "host";
        continue;
      } else {
        buffer += c;
      }
      break;

     case "file host":
      if (EOF == c || "/" == c || "\\" == c || "?" == c || "#" == c) {
        if (buffer.length == 2 && ALPHA.test(buffer[0]) && (buffer[1] == ":" || buffer[1] == "|")) {
          state = "relative path";
        } else if (buffer.length == 0) {
          state = "relative path start";
        } else {
          this._host = IDNAToASCII.call(this, buffer);
          buffer = "";
          state = "relative path start";
        }
        continue;
      } else if ("\t" == c || "\n" == c || "\r" == c) {
        err("Invalid whitespace in file host.");
      } else {
        buffer += c;
      }
      break;

     case "host":
     case "hostname":
      if (":" == c && !seenBracket) {
        this._host = IDNAToASCII.call(this, buffer);
        buffer = "";
        state = "port";
        if ("hostname" == stateOverride) {
          break loop;
        }
      } else if (EOF == c || "/" == c || "\\" == c || "?" == c || "#" == c) {
        this._host = IDNAToASCII.call(this, buffer);
        buffer = "";
        state = "relative path start";
        if (stateOverride) {
          break loop;
        }
        continue;
      } else if ("\t" != c && "\n" != c && "\r" != c) {
        if ("[" == c) {
          seenBracket = true;
        } else if ("]" == c) {
          seenBracket = false;
        }
        buffer += c;
      } else {
        err("Invalid code point in host/hostname: " + c);
      }
      break;

     case "port":
      if (/[0-9]/.test(c)) {
        buffer += c;
      } else if (EOF == c || "/" == c || "\\" == c || "?" == c || "#" == c || stateOverride) {
        if ("" != buffer) {
          var temp = parseInt(buffer, 10);
          if (temp != relative[this._scheme]) {
            this._port = temp + "";
          }
          buffer = "";
        }
        if (stateOverride) {
          break loop;
        }
        state = "relative path start";
        continue;
      } else if ("\t" == c || "\n" == c || "\r" == c) {
        err("Invalid code point in port: " + c);
      } else {
        invalid.call(this);
      }
      break;

     case "relative path start":
      if ("\\" == c) err("'\\' not allowed in path.");
      state = "relative path";
      if ("/" != c && "\\" != c) {
        continue;
      }
      break;

     case "relative path":
      if (EOF == c || "/" == c || "\\" == c || !stateOverride && ("?" == c || "#" == c)) {
        if ("\\" == c) {
          err("\\ not allowed in relative path.");
        }
        var tmp;
        if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
          buffer = tmp;
        }
        if (".." == buffer) {
          this._path.pop();
          if ("/" != c && "\\" != c) {
            this._path.push("");
          }
        } else if ("." == buffer && "/" != c && "\\" != c) {
          this._path.push("");
        } else if ("." != buffer) {
          if ("file" == this._scheme && this._path.length == 0 && buffer.length == 2 && ALPHA.test(buffer[0]) && buffer[1] == "|") {
            buffer = buffer[0] + ":";
          }
          this._path.push(buffer);
        }
        buffer = "";
        if ("?" == c) {
          this._query = "?";
          state = "query";
        } else if ("#" == c) {
          this._fragment = "#";
          state = "fragment";
        }
      } else if ("\t" != c && "\n" != c && "\r" != c) {
        buffer += percentEscape(c);
      }
      break;

     case "query":
      if (!stateOverride && "#" == c) {
        this._fragment = "#";
        state = "fragment";
      } else if (EOF != c && "\t" != c && "\n" != c && "\r" != c) {
        this._query += percentEscapeQuery(c);
      }
      break;

     case "fragment":
      if (EOF != c && "\t" != c && "\n" != c && "\r" != c) {
        this._fragment += c;
      }
      break;
    }
    cursor++;
  }
}
function clear() {
  this._scheme = "";
  this._schemeData = "";
  this._username = "";
  this._password = null;
  this._host = "";
  this._port = "";
  this._path = [];
  this._query = "";
  this._fragment = "";
  this._isInvalid = false;
  this._isRelative = false;
}
function jURL(url, base) {
  if (base !== undefined && !(base instanceof jURL)) base = new jURL(String(base));
  this._url = url;
  clear.call(this);
  var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, "");
  parse.call(this, input, null, base);
}
jURL.prototype = {
  toString: function() {
    return this.href;
  },
  get href() {
    if (this._isInvalid) return this._url;
    var authority = "";
    if ("" != this._username || null != this._password) {
      authority = this._username + (null != this._password ? ":" + this._password : "") + "@";
    }
    return this.protocol + (this._isRelative ? "//" + authority + this.host : "") + this.pathname + this._query + this._fragment;
  },
  set href(href) {
    clear.call(this);
    parse.call(this, href);
  },
  get protocol() {
    return this._scheme + ":";
  },
  set protocol(protocol) {
    if (this._isInvalid) return;
    parse.call(this, protocol + ":", "scheme start");
  },
  get host() {
    return this._isInvalid ? "" : this._port ? this._host + ":" + this._port : this._host;
  },
  set host(host) {
    if (this._isInvalid || !this._isRelative) return;
    parse.call(this, host, "host");
  },
  get hostname() {
    return this._host;
  },
  set hostname(hostname) {
    if (this._isInvalid || !this._isRelative) return;
    parse.call(this, hostname, "hostname");
  },
  get port() {
    return this._port;
  },
  set port(port) {
    if (this._isInvalid || !this._isRelative) return;
    parse.call(this, port, "port");
  },
  get pathname() {
    return this._isInvalid ? "" : this._isRelative ? "/" + this._path.join("/") : this._schemeData;
  },
  set pathname(pathname) {
    if (this._isInvalid || !this._isRelative) return;
    this._path = [];
    parse.call(this, pathname, "relative path start");
  },
  get search() {
    return this._isInvalid || !this._query || "?" == this._query ? "" : this._query;
  },
  set search(search) {
    if (this._isInvalid || !this._isRelative) return;
    this._query = "?";
    if ("?" == search[0]) search = search.slice(1);
    parse.call(this, search, "query");
  },
  get hash() {
    return this._isInvalid || !this._fragment || "#" == this._fragment ? "" : this._fragment;
  },
  set hash(hash) {
    if (this._isInvalid) return;
    this._fragment = "#";
    if ("#" == hash[0]) hash = hash.slice(1);
    parse.call(this, hash, "fragment");
  },
  get origin() {
    var host;
    if (this._isInvalid || !this._scheme) {
      return "";
    }
    switch (this._scheme) {
     case "data":
     case "file":
     case "javascript":
     case "mailto":
      return "null";
    }
    host = this.host;
    if (!host) {
      return "";
    }
    return this._scheme + "://" + host;
  }
};
var OriginalURL = scope.URL;
if (OriginalURL) {
  jURL.createObjectURL = function(blob) {
    return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
  };
  jURL.revokeObjectURL = function(url) {
    OriginalURL.revokeObjectURL(url);
  };
}
scope.URL = jURL;

})(self);

if (typeof WeakMap === “undefined”) {

(function() {
  var defineProperty = Object.defineProperty;
  var counter = Date.now() % 1e9;
  var WeakMap = function() {
    this.name = "__st" + (Math.random() * 1e9 >>> 0) + (counter++ + "__");
  };
  WeakMap.prototype = {
    set: function(key, value) {
      var entry = key[this.name];
      if (entry && entry[0] === key) entry[1] = value; else defineProperty(key, this.name, {
        value: [ key, value ],
        writable: true
      });
      return this;
    },
    get: function(key) {
      var entry;
      return (entry = key[this.name]) && entry[0] === key ? entry[1] : undefined;
    },
    "delete": function(key) {
      var entry = key[this.name];
      if (!entry || entry[0] !== key) return false;
      entry[0] = entry[1] = undefined;
      return true;
    },
    has: function(key) {
      var entry = key[this.name];
      if (!entry) return false;
      return entry[0] === key;
    }
  };
  window.WeakMap = WeakMap;
})();

}

(function(global) {

if (global.JsMutationObserver) {
  return;
}
var registrationsTable = new WeakMap();
var setImmediate;
if (/Trident|Edge/.test(navigator.userAgent)) {
  setImmediate = setTimeout;
} else if (window.setImmediate) {
  setImmediate = window.setImmediate;
} else {
  var setImmediateQueue = [];
  var sentinel = String(Math.random());
  window.addEventListener("message", function(e) {
    if (e.data === sentinel) {
      var queue = setImmediateQueue;
      setImmediateQueue = [];
      queue.forEach(function(func) {
        func();
      });
    }
  });
  setImmediate = function(func) {
    setImmediateQueue.push(func);
    window.postMessage(sentinel, "*");
  };
}
var isScheduled = false;
var scheduledObservers = [];
function scheduleCallback(observer) {
  scheduledObservers.push(observer);
  if (!isScheduled) {
    isScheduled = true;
    setImmediate(dispatchCallbacks);
  }
}
function wrapIfNeeded(node) {
  return window.ShadowDOMPolyfill && window.ShadowDOMPolyfill.wrapIfNeeded(node) || node;
}
function dispatchCallbacks() {
  isScheduled = false;
  var observers = scheduledObservers;
  scheduledObservers = [];
  observers.sort(function(o1, o2) {
    return o1.uid_ - o2.uid_;
  });
  var anyNonEmpty = false;
  observers.forEach(function(observer) {
    var queue = observer.takeRecords();
    removeTransientObserversFor(observer);
    if (queue.length) {
      observer.callback_(queue, observer);
      anyNonEmpty = true;
    }
  });
  if (anyNonEmpty) dispatchCallbacks();
}
function removeTransientObserversFor(observer) {
  observer.nodes_.forEach(function(node) {
    var registrations = registrationsTable.get(node);
    if (!registrations) return;
    registrations.forEach(function(registration) {
      if (registration.observer === observer) registration.removeTransientObservers();
    });
  });
}
function forEachAncestorAndObserverEnqueueRecord(target, callback) {
  for (var node = target; node; node = node.parentNode) {
    var registrations = registrationsTable.get(node);
    if (registrations) {
      for (var j = 0; j < registrations.length; j++) {
        var registration = registrations[j];
        var options = registration.options;
        if (node !== target && !options.subtree) continue;
        var record = callback(options);
        if (record) registration.enqueue(record);
      }
    }
  }
}
var uidCounter = 0;
function JsMutationObserver(callback) {
  this.callback_ = callback;
  this.nodes_ = [];
  this.records_ = [];
  this.uid_ = ++uidCounter;
}
JsMutationObserver.prototype = {
  observe: function(target, options) {
    target = wrapIfNeeded(target);
    if (!options.childList && !options.attributes && !options.characterData || options.attributeOldValue && !options.attributes || options.attributeFilter && options.attributeFilter.length && !options.attributes || options.characterDataOldValue && !options.characterData) {
      throw new SyntaxError();
    }
    var registrations = registrationsTable.get(target);
    if (!registrations) registrationsTable.set(target, registrations = []);
    var registration;
    for (var i = 0; i < registrations.length; i++) {
      if (registrations[i].observer === this) {
        registration = registrations[i];
        registration.removeListeners();
        registration.options = options;
        break;
      }
    }
    if (!registration) {
      registration = new Registration(this, target, options);
      registrations.push(registration);
      this.nodes_.push(target);
    }
    registration.addListeners();
  },
  disconnect: function() {
    this.nodes_.forEach(function(node) {
      var registrations = registrationsTable.get(node);
      for (var i = 0; i < registrations.length; i++) {
        var registration = registrations[i];
        if (registration.observer === this) {
          registration.removeListeners();
          registrations.splice(i, 1);
          break;
        }
      }
    }, this);
    this.records_ = [];
  },
  takeRecords: function() {
    var copyOfRecords = this.records_;
    this.records_ = [];
    return copyOfRecords;
  }
};
function MutationRecord(type, target) {
  this.type = type;
  this.target = target;
  this.addedNodes = [];
  this.removedNodes = [];
  this.previousSibling = null;
  this.nextSibling = null;
  this.attributeName = null;
  this.attributeNamespace = null;
  this.oldValue = null;
}
function copyMutationRecord(original) {
  var record = new MutationRecord(original.type, original.target);
  record.addedNodes = original.addedNodes.slice();
  record.removedNodes = original.removedNodes.slice();
  record.previousSibling = original.previousSibling;
  record.nextSibling = original.nextSibling;
  record.attributeName = original.attributeName;
  record.attributeNamespace = original.attributeNamespace;
  record.oldValue = original.oldValue;
  return record;
}
var currentRecord, recordWithOldValue;
function getRecord(type, target) {
  return currentRecord = new MutationRecord(type, target);
}
function getRecordWithOldValue(oldValue) {
  if (recordWithOldValue) return recordWithOldValue;
  recordWithOldValue = copyMutationRecord(currentRecord);
  recordWithOldValue.oldValue = oldValue;
  return recordWithOldValue;
}
function clearRecords() {
  currentRecord = recordWithOldValue = undefined;
}
function recordRepresentsCurrentMutation(record) {
  return record === recordWithOldValue || record === currentRecord;
}
function selectRecord(lastRecord, newRecord) {
  if (lastRecord === newRecord) return lastRecord;
  if (recordWithOldValue && recordRepresentsCurrentMutation(lastRecord)) return recordWithOldValue;
  return null;
}
function Registration(observer, target, options) {
  this.observer = observer;
  this.target = target;
  this.options = options;
  this.transientObservedNodes = [];
}
Registration.prototype = {
  enqueue: function(record) {
    var records = this.observer.records_;
    var length = records.length;
    if (records.length > 0) {
      var lastRecord = records[length - 1];
      var recordToReplaceLast = selectRecord(lastRecord, record);
      if (recordToReplaceLast) {
        records[length - 1] = recordToReplaceLast;
        return;
      }
    } else {
      scheduleCallback(this.observer);
    }
    records[length] = record;
  },
  addListeners: function() {
    this.addListeners_(this.target);
  },
  addListeners_: function(node) {
    var options = this.options;
    if (options.attributes) node.addEventListener("DOMAttrModified", this, true);
    if (options.characterData) node.addEventListener("DOMCharacterDataModified", this, true);
    if (options.childList) node.addEventListener("DOMNodeInserted", this, true);
    if (options.childList || options.subtree) node.addEventListener("DOMNodeRemoved", this, true);
  },
  removeListeners: function() {
    this.removeListeners_(this.target);
  },
  removeListeners_: function(node) {
    var options = this.options;
    if (options.attributes) node.removeEventListener("DOMAttrModified", this, true);
    if (options.characterData) node.removeEventListener("DOMCharacterDataModified", this, true);
    if (options.childList) node.removeEventListener("DOMNodeInserted", this, true);
    if (options.childList || options.subtree) node.removeEventListener("DOMNodeRemoved", this, true);
  },
  addTransientObserver: function(node) {
    if (node === this.target) return;
    this.addListeners_(node);
    this.transientObservedNodes.push(node);
    var registrations = registrationsTable.get(node);
    if (!registrations) registrationsTable.set(node, registrations = []);
    registrations.push(this);
  },
  removeTransientObservers: function() {
    var transientObservedNodes = this.transientObservedNodes;
    this.transientObservedNodes = [];
    transientObservedNodes.forEach(function(node) {
      this.removeListeners_(node);
      var registrations = registrationsTable.get(node);
      for (var i = 0; i < registrations.length; i++) {
        if (registrations[i] === this) {
          registrations.splice(i, 1);
          break;
        }
      }
    }, this);
  },
  handleEvent: function(e) {
    e.stopImmediatePropagation();
    switch (e.type) {
     case "DOMAttrModified":
      var name = e.attrName;
      var namespace = e.relatedNode.namespaceURI;
      var target = e.target;
      var record = new getRecord("attributes", target);
      record.attributeName = name;
      record.attributeNamespace = namespace;
      var oldValue = e.attrChange === MutationEvent.ADDITION ? null : e.prevValue;
      forEachAncestorAndObserverEnqueueRecord(target, function(options) {
        if (!options.attributes) return;
        if (options.attributeFilter && options.attributeFilter.length && options.attributeFilter.indexOf(name) === -1 && options.attributeFilter.indexOf(namespace) === -1) {
          return;
        }
        if (options.attributeOldValue) return getRecordWithOldValue(oldValue);
        return record;
      });
      break;

     case "DOMCharacterDataModified":
      var target = e.target;
      var record = getRecord("characterData", target);
      var oldValue = e.prevValue;
      forEachAncestorAndObserverEnqueueRecord(target, function(options) {
        if (!options.characterData) return;
        if (options.characterDataOldValue) return getRecordWithOldValue(oldValue);
        return record;
      });
      break;

     case "DOMNodeRemoved":
      this.addTransientObserver(e.target);

     case "DOMNodeInserted":
      var changedNode = e.target;
      var addedNodes, removedNodes;
      if (e.type === "DOMNodeInserted") {
        addedNodes = [ changedNode ];
        removedNodes = [];
      } else {
        addedNodes = [];
        removedNodes = [ changedNode ];
      }
      var previousSibling = changedNode.previousSibling;
      var nextSibling = changedNode.nextSibling;
      var record = getRecord("childList", e.target.parentNode);
      record.addedNodes = addedNodes;
      record.removedNodes = removedNodes;
      record.previousSibling = previousSibling;
      record.nextSibling = nextSibling;
      forEachAncestorAndObserverEnqueueRecord(e.relatedNode, function(options) {
        if (!options.childList) return;
        return record;
      });
    }
    clearRecords();
  }
};
global.JsMutationObserver = JsMutationObserver;
if (!global.MutationObserver) {
  global.MutationObserver = JsMutationObserver;
  JsMutationObserver._isPolyfilled = true;
}

})(self);

(function() {

var needsTemplate = typeof HTMLTemplateElement === "undefined";
if (/Trident/.test(navigator.userAgent)) {
  (function() {
    var importNode = document.importNode;
    document.importNode = function() {
      var n = importNode.apply(document, arguments);
      if (n.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {
        var f = document.createDocumentFragment();
        f.appendChild(n);
        return f;
      } else {
        return n;
      }
    };
  })();
}
var needsCloning = function() {
  if (!needsTemplate) {
    var t = document.createElement("template");
    var t2 = document.createElement("template");
    t2.content.appendChild(document.createElement("div"));
    t.content.appendChild(t2);
    var clone = t.cloneNode(true);
    return clone.content.childNodes.length === 0 || clone.content.firstChild.content.childNodes.length === 0;
  }
}();
var TEMPLATE_TAG = "template";
var TemplateImpl = function() {};
if (needsTemplate) {
  var contentDoc = document.implementation.createHTMLDocument("template");
  var canDecorate = true;
  var templateStyle = document.createElement("style");
  templateStyle.textContent = TEMPLATE_TAG + "{display:none;}";
  var head = document.head;
  head.insertBefore(templateStyle, head.firstElementChild);
  TemplateImpl.prototype = Object.create(HTMLElement.prototype);
  TemplateImpl.decorate = function(template) {
    if (template.content) {
      return;
    }
    template.content = contentDoc.createDocumentFragment();
    var child;
    while (child = template.firstChild) {
      template.content.appendChild(child);
    }
    template.cloneNode = function(deep) {
      return TemplateImpl.cloneNode(this, deep);
    };
    if (canDecorate) {
      try {
        Object.defineProperty(template, "innerHTML", {
          get: function() {
            var o = "";
            for (var e = this.content.firstChild; e; e = e.nextSibling) {
              o += e.outerHTML || escapeData(e.data);
            }
            return o;
          },
          set: function(text) {
            contentDoc.body.innerHTML = text;
            TemplateImpl.bootstrap(contentDoc);
            while (this.content.firstChild) {
              this.content.removeChild(this.content.firstChild);
            }
            while (contentDoc.body.firstChild) {
              this.content.appendChild(contentDoc.body.firstChild);
            }
          },
          configurable: true
        });
      } catch (err) {
        canDecorate = false;
      }
    }
    TemplateImpl.bootstrap(template.content);
  };
  TemplateImpl.bootstrap = function(doc) {
    var templates = doc.querySelectorAll(TEMPLATE_TAG);
    for (var i = 0, l = templates.length, t; i < l && (t = templates[i]); i++) {
      TemplateImpl.decorate(t);
    }
  };
  document.addEventListener("DOMContentLoaded", function() {
    TemplateImpl.bootstrap(document);
  });
  var createElement = document.createElement;
  document.createElement = function() {
    "use strict";
    var el = createElement.apply(document, arguments);
    if (el.localName === "template") {
      TemplateImpl.decorate(el);
    }
    return el;
  };
  var escapeDataRegExp = /[&\u00A0<>]/g;
  function escapeReplace(c) {
    switch (c) {
     case "&":
      return "&amp;";

     case "<":
      return "&lt;";

     case ">":
      return "&gt;";

     case " ":
      return "&nbsp;";
    }
  }
  function escapeData(s) {
    return s.replace(escapeDataRegExp, escapeReplace);
  }
}
if (needsTemplate || needsCloning) {
  var nativeCloneNode = Node.prototype.cloneNode;
  TemplateImpl.cloneNode = function(template, deep) {
    var clone = nativeCloneNode.call(template, false);
    if (this.decorate) {
      this.decorate(clone);
    }
    if (deep) {
      clone.content.appendChild(nativeCloneNode.call(template.content, true));
      this.fixClonedDom(clone.content, template.content);
    }
    return clone;
  };
  TemplateImpl.fixClonedDom = function(clone, source) {
    if (!source.querySelectorAll) return;
    var s$ = source.querySelectorAll(TEMPLATE_TAG);
    var t$ = clone.querySelectorAll(TEMPLATE_TAG);
    for (var i = 0, l = t$.length, t, s; i < l; i++) {
      s = s$[i];
      t = t$[i];
      if (this.decorate) {
        this.decorate(s);
      }
      t.parentNode.replaceChild(s.cloneNode(true), t);
    }
  };
  var originalImportNode = document.importNode;
  Node.prototype.cloneNode = function(deep) {
    var dom = nativeCloneNode.call(this, deep);
    if (deep) {
      TemplateImpl.fixClonedDom(dom, this);
    }
    return dom;
  };
  document.importNode = function(element, deep) {
    if (element.localName === TEMPLATE_TAG) {
      return TemplateImpl.cloneNode(element, deep);
    } else {
      var dom = originalImportNode.call(document, element, deep);
      if (deep) {
        TemplateImpl.fixClonedDom(dom, element);
      }
      return dom;
    }
  };
  if (needsCloning) {
    HTMLTemplateElement.prototype.cloneNode = function(deep) {
      return TemplateImpl.cloneNode(this, deep);
    };
  }
}
if (needsTemplate) {
  window.HTMLTemplateElement = TemplateImpl;
}

})();

(function(scope) {

"use strict";
if (!(window.performance && window.performance.now)) {
  var start = Date.now();
  window.performance = {
    now: function() {
      return Date.now() - start;
    }
  };
}
if (!window.requestAnimationFrame) {
  window.requestAnimationFrame = function() {
    var nativeRaf = window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame;
    return nativeRaf ? function(callback) {
      return nativeRaf(function() {
        callback(performance.now());
      });
    } : function(callback) {
      return window.setTimeout(callback, 1e3 / 60);
    };
  }();
}
if (!window.cancelAnimationFrame) {
  window.cancelAnimationFrame = function() {
    return window.webkitCancelAnimationFrame || window.mozCancelAnimationFrame || function(id) {
      clearTimeout(id);
    };
  }();
}
var workingDefaultPrevented = function() {
  var e = document.createEvent("Event");
  e.initEvent("foo", true, true);
  e.preventDefault();
  return e.defaultPrevented;
}();
if (!workingDefaultPrevented) {
  var origPreventDefault = Event.prototype.preventDefault;
  Event.prototype.preventDefault = function() {
    if (!this.cancelable) {
      return;
    }
    origPreventDefault.call(this);
    Object.defineProperty(this, "defaultPrevented", {
      get: function() {
        return true;
      },
      configurable: true
    });
  };
}
var isIE = /Trident/.test(navigator.userAgent);
if (!window.CustomEvent || isIE && typeof window.CustomEvent !== "function") {
  window.CustomEvent = function(inType, params) {
    params = params || {};
    var e = document.createEvent("CustomEvent");
    e.initCustomEvent(inType, Boolean(params.bubbles), Boolean(params.cancelable), params.detail);
    return e;
  };
  window.CustomEvent.prototype = window.Event.prototype;
}
if (!window.Event || isIE && typeof window.Event !== "function") {
  var origEvent = window.Event;
  window.Event = function(inType, params) {
    params = params || {};
    var e = document.createEvent("Event");
    e.initEvent(inType, Boolean(params.bubbles), Boolean(params.cancelable));
    return e;
  };
  window.Event.prototype = origEvent.prototype;
}

})(window.WebComponents);

window.HTMLImports = window.HTMLImports || {

flags: {}

};

(function(scope) {

var IMPORT_LINK_TYPE = "import";
var useNative = Boolean(IMPORT_LINK_TYPE in document.createElement("link"));
var hasShadowDOMPolyfill = Boolean(window.ShadowDOMPolyfill);
var wrap = function(node) {
  return hasShadowDOMPolyfill ? window.ShadowDOMPolyfill.wrapIfNeeded(node) : node;
};
var rootDocument = wrap(document);
var currentScriptDescriptor = {
  get: function() {
    var script = window.HTMLImports.currentScript || document.currentScript || (document.readyState !== "complete" ? document.scripts[document.scripts.length - 1] : null);
    return wrap(script);
  },
  configurable: true
};
Object.defineProperty(document, "_currentScript", currentScriptDescriptor);
Object.defineProperty(rootDocument, "_currentScript", currentScriptDescriptor);
var isIE = /Trident/.test(navigator.userAgent);
function whenReady(callback, doc) {
  doc = doc || rootDocument;
  whenDocumentReady(function() {
    watchImportsLoad(callback, doc);
  }, doc);
}
var requiredReadyState = isIE ? "complete" : "interactive";
var READY_EVENT = "readystatechange";
function isDocumentReady(doc) {
  return doc.readyState === "complete" || doc.readyState === requiredReadyState;
}
function whenDocumentReady(callback, doc) {
  if (!isDocumentReady(doc)) {
    var checkReady = function() {
      if (doc.readyState === "complete" || doc.readyState === requiredReadyState) {
        doc.removeEventListener(READY_EVENT, checkReady);
        whenDocumentReady(callback, doc);
      }
    };
    doc.addEventListener(READY_EVENT, checkReady);
  } else if (callback) {
    callback();
  }
}
function markTargetLoaded(event) {
  event.target.__loaded = true;
}
function watchImportsLoad(callback, doc) {
  var imports = doc.querySelectorAll("link[rel=import]");
  var parsedCount = 0, importCount = imports.length, newImports = [], errorImports = [];
  function checkDone() {
    if (parsedCount == importCount && callback) {
      callback({
        allImports: imports,
        loadedImports: newImports,
        errorImports: errorImports
      });
    }
  }
  function loadedImport(e) {
    markTargetLoaded(e);
    newImports.push(this);
    parsedCount++;
    checkDone();
  }
  function errorLoadingImport(e) {
    errorImports.push(this);
    parsedCount++;
    checkDone();
  }
  if (importCount) {
    for (var i = 0, imp; i < importCount && (imp = imports[i]); i++) {
      if (isImportLoaded(imp)) {
        newImports.push(this);
        parsedCount++;
        checkDone();
      } else {
        imp.addEventListener("load", loadedImport);
        imp.addEventListener("error", errorLoadingImport);
      }
    }
  } else {
    checkDone();
  }
}
function isImportLoaded(link) {
  return useNative ? link.__loaded || link.import && link.import.readyState !== "loading" : link.__importParsed;
}
if (useNative) {
  new MutationObserver(function(mxns) {
    for (var i = 0, l = mxns.length, m; i < l && (m = mxns[i]); i++) {
      if (m.addedNodes) {
        handleImports(m.addedNodes);
      }
    }
  }).observe(document.head, {
    childList: true
  });
  function handleImports(nodes) {
    for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
      if (isImport(n)) {
        handleImport(n);
      }
    }
  }
  function isImport(element) {
    return element.localName === "link" && element.rel === "import";
  }
  function handleImport(element) {
    var loaded = element.import;
    if (loaded) {
      markTargetLoaded({
        target: element
      });
    } else {
      element.addEventListener("load", markTargetLoaded);
      element.addEventListener("error", markTargetLoaded);
    }
  }
  (function() {
    if (document.readyState === "loading") {
      var imports = document.querySelectorAll("link[rel=import]");
      for (var i = 0, l = imports.length, imp; i < l && (imp = imports[i]); i++) {
        handleImport(imp);
      }
    }
  })();
}
whenReady(function(detail) {
  window.HTMLImports.ready = true;
  window.HTMLImports.readyTime = new Date().getTime();
  var evt = rootDocument.createEvent("CustomEvent");
  evt.initCustomEvent("HTMLImportsLoaded", true, true, detail);
  rootDocument.dispatchEvent(evt);
});
scope.IMPORT_LINK_TYPE = IMPORT_LINK_TYPE;
scope.useNative = useNative;
scope.rootDocument = rootDocument;
scope.whenReady = whenReady;
scope.isIE = isIE;

})(window.HTMLImports);

(function(scope) {

var modules = [];
var addModule = function(module) {
  modules.push(module);
};
var initializeModules = function() {
  modules.forEach(function(module) {
    module(scope);
  });
};
scope.addModule = addModule;
scope.initializeModules = initializeModules;

})(window.HTMLImports);

window.HTMLImports.addModule(function(scope) {

var CSS_URL_REGEXP = /(url\()([^)]*)(\))/g;
var CSS_IMPORT_REGEXP = /(@import[\s]+(?!url\())([^;]*)(;)/g;
var path = {
  resolveUrlsInStyle: function(style, linkUrl) {
    var doc = style.ownerDocument;
    var resolver = doc.createElement("a");
    style.textContent = this.resolveUrlsInCssText(style.textContent, linkUrl, resolver);
    return style;
  },
  resolveUrlsInCssText: function(cssText, linkUrl, urlObj) {
    var r = this.replaceUrls(cssText, urlObj, linkUrl, CSS_URL_REGEXP);
    r = this.replaceUrls(r, urlObj, linkUrl, CSS_IMPORT_REGEXP);
    return r;
  },
  replaceUrls: function(text, urlObj, linkUrl, regexp) {
    return text.replace(regexp, function(m, pre, url, post) {
      var urlPath = url.replace(/["']/g, "");
      if (linkUrl) {
        urlPath = new URL(urlPath, linkUrl).href;
      }
      urlObj.href = urlPath;
      urlPath = urlObj.href;
      return pre + "'" + urlPath + "'" + post;
    });
  }
};
scope.path = path;

});

window.HTMLImports.addModule(function(scope) {

var xhr = {
  async: true,
  ok: function(request) {
    return request.status >= 200 && request.status < 300 || request.status === 304 || request.status === 0;
  },
  load: function(url, next, nextContext) {
    var request = new XMLHttpRequest();
    if (scope.flags.debug || scope.flags.bust) {
      url += "?" + Math.random();
    }
    request.open("GET", url, xhr.async);
    request.addEventListener("readystatechange", function(e) {
      if (request.readyState === 4) {
        var redirectedUrl = null;
        try {
          var locationHeader = request.getResponseHeader("Location");
          if (locationHeader) {
            redirectedUrl = locationHeader.substr(0, 1) === "/" ? location.origin + locationHeader : locationHeader;
          }
        } catch (e) {
          console.error(e.message);
        }
        next.call(nextContext, !xhr.ok(request) && request, request.response || request.responseText, redirectedUrl);
      }
    });
    request.send();
    return request;
  },
  loadDocument: function(url, next, nextContext) {
    this.load(url, next, nextContext).responseType = "document";
  }
};
scope.xhr = xhr;

});

window.HTMLImports.addModule(function(scope) {

var xhr = scope.xhr;
var flags = scope.flags;
var Loader = function(onLoad, onComplete) {
  this.cache = {};
  this.onload = onLoad;
  this.oncomplete = onComplete;
  this.inflight = 0;
  this.pending = {};
};
Loader.prototype = {
  addNodes: function(nodes) {
    this.inflight += nodes.length;
    for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
      this.require(n);
    }
    this.checkDone();
  },
  addNode: function(node) {
    this.inflight++;
    this.require(node);
    this.checkDone();
  },
  require: function(elt) {
    var url = elt.src || elt.href;
    elt.__nodeUrl = url;
    if (!this.dedupe(url, elt)) {
      this.fetch(url, elt);
    }
  },
  dedupe: function(url, elt) {
    if (this.pending[url]) {
      this.pending[url].push(elt);
      return true;
    }
    var resource;
    if (this.cache[url]) {
      this.onload(url, elt, this.cache[url]);
      this.tail();
      return true;
    }
    this.pending[url] = [ elt ];
    return false;
  },
  fetch: function(url, elt) {
    flags.load && console.log("fetch", url, elt);
    if (!url) {
      setTimeout(function() {
        this.receive(url, elt, {
          error: "href must be specified"
        }, null);
      }.bind(this), 0);
    } else if (url.match(/^data:/)) {
      var pieces = url.split(",");
      var header = pieces[0];
      var body = pieces[1];
      if (header.indexOf(";base64") > -1) {
        body = atob(body);
      } else {
        body = decodeURIComponent(body);
      }
      setTimeout(function() {
        this.receive(url, elt, null, body);
      }.bind(this), 0);
    } else {
      var receiveXhr = function(err, resource, redirectedUrl) {
        this.receive(url, elt, err, resource, redirectedUrl);
      }.bind(this);
      xhr.load(url, receiveXhr);
    }
  },
  receive: function(url, elt, err, resource, redirectedUrl) {
    this.cache[url] = resource;
    var $p = this.pending[url];
    for (var i = 0, l = $p.length, p; i < l && (p = $p[i]); i++) {
      this.onload(url, p, resource, err, redirectedUrl);
      this.tail();
    }
    this.pending[url] = null;
  },
  tail: function() {
    --this.inflight;
    this.checkDone();
  },
  checkDone: function() {
    if (!this.inflight) {
      this.oncomplete();
    }
  }
};
scope.Loader = Loader;

});

window.HTMLImports.addModule(function(scope) {

var Observer = function(addCallback) {
  this.addCallback = addCallback;
  this.mo = new MutationObserver(this.handler.bind(this));
};
Observer.prototype = {
  handler: function(mutations) {
    for (var i = 0, l = mutations.length, m; i < l && (m = mutations[i]); i++) {
      if (m.type === "childList" && m.addedNodes.length) {
        this.addedNodes(m.addedNodes);
      }
    }
  },
  addedNodes: function(nodes) {
    if (this.addCallback) {
      this.addCallback(nodes);
    }
    for (var i = 0, l = nodes.length, n, loading; i < l && (n = nodes[i]); i++) {
      if (n.children && n.children.length) {
        this.addedNodes(n.children);
      }
    }
  },
  observe: function(root) {
    this.mo.observe(root, {
      childList: true,
      subtree: true
    });
  }
};
scope.Observer = Observer;

});

window.HTMLImports.addModule(function(scope) {

var path = scope.path;
var rootDocument = scope.rootDocument;
var flags = scope.flags;
var isIE = scope.isIE;
var IMPORT_LINK_TYPE = scope.IMPORT_LINK_TYPE;
var IMPORT_SELECTOR = "link[rel=" + IMPORT_LINK_TYPE + "]";
var importParser = {
  documentSelectors: IMPORT_SELECTOR,
  importsSelectors: [ IMPORT_SELECTOR, "link[rel=stylesheet]:not([type])", "style:not([type])", "script:not([type])", 'script[type="application/javascript"]', 'script[type="text/javascript"]' ].join(","),
  map: {
    link: "parseLink",
    script: "parseScript",
    style: "parseStyle"
  },
  dynamicElements: [],
  parseNext: function() {
    var next = this.nextToParse();
    if (next) {
      this.parse(next);
    }
  },
  parse: function(elt) {
    if (this.isParsed(elt)) {
      flags.parse && console.log("[%s] is already parsed", elt.localName);
      return;
    }
    var fn = this[this.map[elt.localName]];
    if (fn) {
      this.markParsing(elt);
      fn.call(this, elt);
    }
  },
  parseDynamic: function(elt, quiet) {
    this.dynamicElements.push(elt);
    if (!quiet) {
      this.parseNext();
    }
  },
  markParsing: function(elt) {
    flags.parse && console.log("parsing", elt);
    this.parsingElement = elt;
  },
  markParsingComplete: function(elt) {
    elt.__importParsed = true;
    this.markDynamicParsingComplete(elt);
    if (elt.__importElement) {
      elt.__importElement.__importParsed = true;
      this.markDynamicParsingComplete(elt.__importElement);
    }
    this.parsingElement = null;
    flags.parse && console.log("completed", elt);
  },
  markDynamicParsingComplete: function(elt) {
    var i = this.dynamicElements.indexOf(elt);
    if (i >= 0) {
      this.dynamicElements.splice(i, 1);
    }
  },
  parseImport: function(elt) {
    elt.import = elt.__doc;
    if (window.HTMLImports.__importsParsingHook) {
      window.HTMLImports.__importsParsingHook(elt);
    }
    if (elt.import) {
      elt.import.__importParsed = true;
    }
    this.markParsingComplete(elt);
    if (elt.__resource && !elt.__error) {
      elt.dispatchEvent(new CustomEvent("load", {
        bubbles: false
      }));
    } else {
      elt.dispatchEvent(new CustomEvent("error", {
        bubbles: false
      }));
    }
    if (elt.__pending) {
      var fn;
      while (elt.__pending.length) {
        fn = elt.__pending.shift();
        if (fn) {
          fn({
            target: elt
          });
        }
      }
    }
    this.parseNext();
  },
  parseLink: function(linkElt) {
    if (nodeIsImport(linkElt)) {
      this.parseImport(linkElt);
    } else {
      linkElt.href = linkElt.href;
      this.parseGeneric(linkElt);
    }
  },
  parseStyle: function(elt) {
    var src = elt;
    elt = cloneStyle(elt);
    src.__appliedElement = elt;
    elt.__importElement = src;
    this.parseGeneric(elt);
  },
  parseGeneric: function(elt) {
    this.trackElement(elt);
    this.addElementToDocument(elt);
  },
  rootImportForElement: function(elt) {
    var n = elt;
    while (n.ownerDocument.__importLink) {
      n = n.ownerDocument.__importLink;
    }
    return n;
  },
  addElementToDocument: function(elt) {
    var port = this.rootImportForElement(elt.__importElement || elt);
    port.parentNode.insertBefore(elt, port);
  },
  trackElement: function(elt, callback) {
    var self = this;
    var done = function(e) {
      elt.removeEventListener("load", done);
      elt.removeEventListener("error", done);
      if (callback) {
        callback(e);
      }
      self.markParsingComplete(elt);
      self.parseNext();
    };
    elt.addEventListener("load", done);
    elt.addEventListener("error", done);
    if (isIE && elt.localName === "style") {
      var fakeLoad = false;
      if (elt.textContent.indexOf("@import") == -1) {
        fakeLoad = true;
      } else if (elt.sheet) {
        fakeLoad = true;
        var csr = elt.sheet.cssRules;
        var len = csr ? csr.length : 0;
        for (var i = 0, r; i < len && (r = csr[i]); i++) {
          if (r.type === CSSRule.IMPORT_RULE) {
            fakeLoad = fakeLoad && Boolean(r.styleSheet);
          }
        }
      }
      if (fakeLoad) {
        setTimeout(function() {
          elt.dispatchEvent(new CustomEvent("load", {
            bubbles: false
          }));
        });
      }
    }
  },
  parseScript: function(scriptElt) {
    var script = document.createElement("script");
    script.__importElement = scriptElt;
    script.src = scriptElt.src ? scriptElt.src : generateScriptDataUrl(scriptElt);
    scope.currentScript = scriptElt;
    this.trackElement(script, function(e) {
      if (script.parentNode) {
        script.parentNode.removeChild(script);
      }
      scope.currentScript = null;
    });
    this.addElementToDocument(script);
  },
  nextToParse: function() {
    this._mayParse = [];
    return !this.parsingElement && (this.nextToParseInDoc(rootDocument) || this.nextToParseDynamic());
  },
  nextToParseInDoc: function(doc, link) {
    if (doc && this._mayParse.indexOf(doc) < 0) {
      this._mayParse.push(doc);
      var nodes = doc.querySelectorAll(this.parseSelectorsForNode(doc));
      for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
        if (!this.isParsed(n)) {
          if (this.hasResource(n)) {
            return nodeIsImport(n) ? this.nextToParseInDoc(n.__doc, n) : n;
          } else {
            return;
          }
        }
      }
    }
    return link;
  },
  nextToParseDynamic: function() {
    return this.dynamicElements[0];
  },
  parseSelectorsForNode: function(node) {
    var doc = node.ownerDocument || node;
    return doc === rootDocument ? this.documentSelectors : this.importsSelectors;
  },
  isParsed: function(node) {
    return node.__importParsed;
  },
  needsDynamicParsing: function(elt) {
    return this.dynamicElements.indexOf(elt) >= 0;
  },
  hasResource: function(node) {
    if (nodeIsImport(node) && node.__doc === undefined) {
      return false;
    }
    return true;
  }
};
function nodeIsImport(elt) {
  return elt.localName === "link" && elt.rel === IMPORT_LINK_TYPE;
}
function generateScriptDataUrl(script) {
  var scriptContent = generateScriptContent(script);
  return "data:text/javascript;charset=utf-8," + encodeURIComponent(scriptContent);
}
function generateScriptContent(script) {
  return script.textContent + generateSourceMapHint(script);
}
function generateSourceMapHint(script) {
  var owner = script.ownerDocument;
  owner.__importedScripts = owner.__importedScripts || 0;
  var moniker = script.ownerDocument.baseURI;
  var num = owner.__importedScripts ? "-" + owner.__importedScripts : "";
  owner.__importedScripts++;
  return "\n//# sourceURL=" + moniker + num + ".js\n";
}
function cloneStyle(style) {
  var clone = style.ownerDocument.createElement("style");
  clone.textContent = style.textContent;
  path.resolveUrlsInStyle(clone);
  return clone;
}
scope.parser = importParser;
scope.IMPORT_SELECTOR = IMPORT_SELECTOR;

});

window.HTMLImports.addModule(function(scope) {

var flags = scope.flags;
var IMPORT_LINK_TYPE = scope.IMPORT_LINK_TYPE;
var IMPORT_SELECTOR = scope.IMPORT_SELECTOR;
var rootDocument = scope.rootDocument;
var Loader = scope.Loader;
var Observer = scope.Observer;
var parser = scope.parser;
var importer = {
  documents: {},
  documentPreloadSelectors: IMPORT_SELECTOR,
  importsPreloadSelectors: [ IMPORT_SELECTOR ].join(","),
  loadNode: function(node) {
    importLoader.addNode(node);
  },
  loadSubtree: function(parent) {
    var nodes = this.marshalNodes(parent);
    importLoader.addNodes(nodes);
  },
  marshalNodes: function(parent) {
    return parent.querySelectorAll(this.loadSelectorsForNode(parent));
  },
  loadSelectorsForNode: function(node) {
    var doc = node.ownerDocument || node;
    return doc === rootDocument ? this.documentPreloadSelectors : this.importsPreloadSelectors;
  },
  loaded: function(url, elt, resource, err, redirectedUrl) {
    flags.load && console.log("loaded", url, elt);
    elt.__resource = resource;
    elt.__error = err;
    if (isImportLink(elt)) {
      var doc = this.documents[url];
      if (doc === undefined) {
        doc = err ? null : makeDocument(resource, redirectedUrl || url);
        if (doc) {
          doc.__importLink = elt;
          this.bootDocument(doc);
        }
        this.documents[url] = doc;
      }
      elt.__doc = doc;
    }
    parser.parseNext();
  },
  bootDocument: function(doc) {
    this.loadSubtree(doc);
    this.observer.observe(doc);
    parser.parseNext();
  },
  loadedAll: function() {
    parser.parseNext();
  }
};
var importLoader = new Loader(importer.loaded.bind(importer), importer.loadedAll.bind(importer));
importer.observer = new Observer();
function isImportLink(elt) {
  return isLinkRel(elt, IMPORT_LINK_TYPE);
}
function isLinkRel(elt, rel) {
  return elt.localName === "link" && elt.getAttribute("rel") === rel;
}
function hasBaseURIAccessor(doc) {
  return !!Object.getOwnPropertyDescriptor(doc, "baseURI");
}
function makeDocument(resource, url) {
  var doc = document.implementation.createHTMLDocument(IMPORT_LINK_TYPE);
  doc._URL = url;
  var base = doc.createElement("base");
  base.setAttribute("href", url);
  if (!doc.baseURI && !hasBaseURIAccessor(doc)) {
    Object.defineProperty(doc, "baseURI", {
      value: url
    });
  }
  var meta = doc.createElement("meta");
  meta.setAttribute("charset", "utf-8");
  doc.head.appendChild(meta);
  doc.head.appendChild(base);
  doc.body.innerHTML = resource;
  if (window.HTMLTemplateElement && HTMLTemplateElement.bootstrap) {
    HTMLTemplateElement.bootstrap(doc);
  }
  return doc;
}
if (!document.baseURI) {
  var baseURIDescriptor = {
    get: function() {
      var base = document.querySelector("base");
      return base ? base.href : window.location.href;
    },
    configurable: true
  };
  Object.defineProperty(document, "baseURI", baseURIDescriptor);
  Object.defineProperty(rootDocument, "baseURI", baseURIDescriptor);
}
scope.importer = importer;
scope.importLoader = importLoader;

});

window.HTMLImports.addModule(function(scope) {

var parser = scope.parser;
var importer = scope.importer;
var dynamic = {
  added: function(nodes) {
    var owner, parsed, loading;
    for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
      if (!owner) {
        owner = n.ownerDocument;
        parsed = parser.isParsed(owner);
      }
      loading = this.shouldLoadNode(n);
      if (loading) {
        importer.loadNode(n);
      }
      if (this.shouldParseNode(n) && parsed) {
        parser.parseDynamic(n, loading);
      }
    }
  },
  shouldLoadNode: function(node) {
    return node.nodeType === 1 && matches.call(node, importer.loadSelectorsForNode(node));
  },
  shouldParseNode: function(node) {
    return node.nodeType === 1 && matches.call(node, parser.parseSelectorsForNode(node));
  }
};
importer.observer.addCallback = dynamic.added.bind(dynamic);
var matches = HTMLElement.prototype.matches || HTMLElement.prototype.matchesSelector || HTMLElement.prototype.webkitMatchesSelector || HTMLElement.prototype.mozMatchesSelector || HTMLElement.prototype.msMatchesSelector;

});

(function(scope) {

var initializeModules = scope.initializeModules;
var isIE = scope.isIE;
if (scope.useNative) {
  return;
}
initializeModules();
var rootDocument = scope.rootDocument;
function bootstrap() {
  window.HTMLImports.importer.bootDocument(rootDocument);
}
if (document.readyState === "complete" || document.readyState === "interactive" && !window.attachEvent) {
  bootstrap();
} else {
  document.addEventListener("DOMContentLoaded", bootstrap);
}

})(window.HTMLImports);

window.CustomElements = window.CustomElements || {

flags: {}

};

(function(scope) {

var flags = scope.flags;
var modules = [];
var addModule = function(module) {
  modules.push(module);
};
var initializeModules = function() {
  modules.forEach(function(module) {
    module(scope);
  });
};
scope.addModule = addModule;
scope.initializeModules = initializeModules;
scope.hasNative = Boolean(document.registerElement);
scope.isIE = /Trident/.test(navigator.userAgent);
scope.useNative = !flags.register && scope.hasNative && !window.ShadowDOMPolyfill && (!window.HTMLImports || window.HTMLImports.useNative);

})(window.CustomElements);

window.CustomElements.addModule(function(scope) {

var IMPORT_LINK_TYPE = window.HTMLImports ? window.HTMLImports.IMPORT_LINK_TYPE : "none";
function forSubtree(node, cb) {
  findAllElements(node, function(e) {
    if (cb(e)) {
      return true;
    }
    forRoots(e, cb);
  });
  forRoots(node, cb);
}
function findAllElements(node, find, data) {
  var e = node.firstElementChild;
  if (!e) {
    e = node.firstChild;
    while (e && e.nodeType !== Node.ELEMENT_NODE) {
      e = e.nextSibling;
    }
  }
  while (e) {
    if (find(e, data) !== true) {
      findAllElements(e, find, data);
    }
    e = e.nextElementSibling;
  }
  return null;
}
function forRoots(node, cb) {
  var root = node.shadowRoot;
  while (root) {
    forSubtree(root, cb);
    root = root.olderShadowRoot;
  }
}
function forDocumentTree(doc, cb) {
  _forDocumentTree(doc, cb, []);
}
function _forDocumentTree(doc, cb, processingDocuments) {
  doc = window.wrap(doc);
  if (processingDocuments.indexOf(doc) >= 0) {
    return;
  }
  processingDocuments.push(doc);
  var imports = doc.querySelectorAll("link[rel=" + IMPORT_LINK_TYPE + "]");
  for (var i = 0, l = imports.length, n; i < l && (n = imports[i]); i++) {
    if (n.import) {
      _forDocumentTree(n.import, cb, processingDocuments);
    }
  }
  cb(doc);
}
scope.forDocumentTree = forDocumentTree;
scope.forSubtree = forSubtree;

});

window.CustomElements.addModule(function(scope) {

var flags = scope.flags;
var forSubtree = scope.forSubtree;
var forDocumentTree = scope.forDocumentTree;
function addedNode(node, isAttached) {
  return added(node, isAttached) || addedSubtree(node, isAttached);
}
function added(node, isAttached) {
  if (scope.upgrade(node, isAttached)) {
    return true;
  }
  if (isAttached) {
    attached(node);
  }
}
function addedSubtree(node, isAttached) {
  forSubtree(node, function(e) {
    if (added(e, isAttached)) {
      return true;
    }
  });
}
var hasThrottledAttached = window.MutationObserver._isPolyfilled && flags["throttle-attached"];
scope.hasPolyfillMutations = hasThrottledAttached;
scope.hasThrottledAttached = hasThrottledAttached;
var isPendingMutations = false;
var pendingMutations = [];
function deferMutation(fn) {
  pendingMutations.push(fn);
  if (!isPendingMutations) {
    isPendingMutations = true;
    setTimeout(takeMutations);
  }
}
function takeMutations() {
  isPendingMutations = false;
  var $p = pendingMutations;
  for (var i = 0, l = $p.length, p; i < l && (p = $p[i]); i++) {
    p();
  }
  pendingMutations = [];
}
function attached(element) {
  if (hasThrottledAttached) {
    deferMutation(function() {
      _attached(element);
    });
  } else {
    _attached(element);
  }
}
function _attached(element) {
  if (element.__upgraded__ && !element.__attached) {
    element.__attached = true;
    if (element.attachedCallback) {
      element.attachedCallback();
    }
  }
}
function detachedNode(node) {
  detached(node);
  forSubtree(node, function(e) {
    detached(e);
  });
}
function detached(element) {
  if (hasThrottledAttached) {
    deferMutation(function() {
      _detached(element);
    });
  } else {
    _detached(element);
  }
}
function _detached(element) {
  if (element.__upgraded__ && element.__attached) {
    element.__attached = false;
    if (element.detachedCallback) {
      element.detachedCallback();
    }
  }
}
function inDocument(element) {
  var p = element;
  var doc = window.wrap(document);
  while (p) {
    if (p == doc) {
      return true;
    }
    p = p.parentNode || p.nodeType === Node.DOCUMENT_FRAGMENT_NODE && p.host;
  }
}
function watchShadow(node) {
  if (node.shadowRoot && !node.shadowRoot.__watched) {
    flags.dom && console.log("watching shadow-root for: ", node.localName);
    var root = node.shadowRoot;
    while (root) {
      observe(root);
      root = root.olderShadowRoot;
    }
  }
}
function handler(root, mutations) {
  if (flags.dom) {
    var mx = mutations[0];
    if (mx && mx.type === "childList" && mx.addedNodes) {
      if (mx.addedNodes) {
        var d = mx.addedNodes[0];
        while (d && d !== document && !d.host) {
          d = d.parentNode;
        }
        var u = d && (d.URL || d._URL || d.host && d.host.localName) || "";
        u = u.split("/?").shift().split("/").pop();
      }
    }
    console.group("mutations (%d) [%s]", mutations.length, u || "");
  }
  var isAttached = inDocument(root);
  mutations.forEach(function(mx) {
    if (mx.type === "childList") {
      forEach(mx.addedNodes, function(n) {
        if (!n.localName) {
          return;
        }
        addedNode(n, isAttached);
      });
      forEach(mx.removedNodes, function(n) {
        if (!n.localName) {
          return;
        }
        detachedNode(n);
      });
    }
  });
  flags.dom && console.groupEnd();
}
function takeRecords(node) {
  node = window.wrap(node);
  if (!node) {
    node = window.wrap(document);
  }
  while (node.parentNode) {
    node = node.parentNode;
  }
  var observer = node.__observer;
  if (observer) {
    handler(node, observer.takeRecords());
    takeMutations();
  }
}
var forEach = Array.prototype.forEach.call.bind(Array.prototype.forEach);
function observe(inRoot) {
  if (inRoot.__observer) {
    return;
  }
  var observer = new MutationObserver(handler.bind(this, inRoot));
  observer.observe(inRoot, {
    childList: true,
    subtree: true
  });
  inRoot.__observer = observer;
}
function upgradeDocument(doc) {
  doc = window.wrap(doc);
  flags.dom && console.group("upgradeDocument: ", doc.baseURI.split("/").pop());
  var isMainDocument = doc === window.wrap(document);
  addedNode(doc, isMainDocument);
  observe(doc);
  flags.dom && console.groupEnd();
}
function upgradeDocumentTree(doc) {
  forDocumentTree(doc, upgradeDocument);
}
var originalCreateShadowRoot = Element.prototype.createShadowRoot;
if (originalCreateShadowRoot) {
  Element.prototype.createShadowRoot = function() {
    var root = originalCreateShadowRoot.call(this);
    window.CustomElements.watchShadow(this);
    return root;
  };
}
scope.watchShadow = watchShadow;
scope.upgradeDocumentTree = upgradeDocumentTree;
scope.upgradeDocument = upgradeDocument;
scope.upgradeSubtree = addedSubtree;
scope.upgradeAll = addedNode;
scope.attached = attached;
scope.takeRecords = takeRecords;

});

window.CustomElements.addModule(function(scope) {

var flags = scope.flags;
function upgrade(node, isAttached) {
  if (node.localName === "template") {
    if (window.HTMLTemplateElement && HTMLTemplateElement.decorate) {
      HTMLTemplateElement.decorate(node);
    }
  }
  if (!node.__upgraded__ && node.nodeType === Node.ELEMENT_NODE) {
    var is = node.getAttribute("is");
    var definition = scope.getRegisteredDefinition(node.localName) || scope.getRegisteredDefinition(is);
    if (definition) {
      if (is && definition.tag == node.localName || !is && !definition.extends) {
        return upgradeWithDefinition(node, definition, isAttached);
      }
    }
  }
}
function upgradeWithDefinition(element, definition, isAttached) {
  flags.upgrade && console.group("upgrade:", element.localName);
  if (definition.is) {
    element.setAttribute("is", definition.is);
  }
  implementPrototype(element, definition);
  element.__upgraded__ = true;
  created(element);
  if (isAttached) {
    scope.attached(element);
  }
  scope.upgradeSubtree(element, isAttached);
  flags.upgrade && console.groupEnd();
  return element;
}
function implementPrototype(element, definition) {
  if (Object.__proto__) {
    element.__proto__ = definition.prototype;
  } else {
    customMixin(element, definition.prototype, definition.native);
    element.__proto__ = definition.prototype;
  }
}
function customMixin(inTarget, inSrc, inNative) {
  var used = {};
  var p = inSrc;
  while (p !== inNative && p !== HTMLElement.prototype) {
    var keys = Object.getOwnPropertyNames(p);
    for (var i = 0, k; k = keys[i]; i++) {
      if (!used[k]) {
        Object.defineProperty(inTarget, k, Object.getOwnPropertyDescriptor(p, k));
        used[k] = 1;
      }
    }
    p = Object.getPrototypeOf(p);
  }
}
function created(element) {
  if (element.createdCallback) {
    element.createdCallback();
  }
}
scope.upgrade = upgrade;
scope.upgradeWithDefinition = upgradeWithDefinition;
scope.implementPrototype = implementPrototype;

});

window.CustomElements.addModule(function(scope) {

var isIE = scope.isIE;
var upgradeDocumentTree = scope.upgradeDocumentTree;
var upgradeAll = scope.upgradeAll;
var upgradeWithDefinition = scope.upgradeWithDefinition;
var implementPrototype = scope.implementPrototype;
var useNative = scope.useNative;
function register(name, options) {
  var definition = options || {};
  if (!name) {
    throw new Error("document.registerElement: first argument `name` must not be empty");
  }
  if (name.indexOf("-") < 0) {
    throw new Error("document.registerElement: first argument ('name') must contain a dash ('-'). Argument provided was '" + String(name) + "'.");
  }
  if (isReservedTag(name)) {
    throw new Error("Failed to execute 'registerElement' on 'Document': Registration failed for type '" + String(name) + "'. The type name is invalid.");
  }
  if (getRegisteredDefinition(name)) {
    throw new Error("DuplicateDefinitionError: a type with name '" + String(name) + "' is already registered");
  }
  if (!definition.prototype) {
    definition.prototype = Object.create(HTMLElement.prototype);
  }
  definition.__name = name.toLowerCase();
  if (definition.extends) {
    definition.extends = definition.extends.toLowerCase();
  }
  definition.lifecycle = definition.lifecycle || {};
  definition.ancestry = ancestry(definition.extends);
  resolveTagName(definition);
  resolvePrototypeChain(definition);
  overrideAttributeApi(definition.prototype);
  registerDefinition(definition.__name, definition);
  definition.ctor = generateConstructor(definition);
  definition.ctor.prototype = definition.prototype;
  definition.prototype.constructor = definition.ctor;
  if (scope.ready) {
    upgradeDocumentTree(document);
  }
  return definition.ctor;
}
function overrideAttributeApi(prototype) {
  if (prototype.setAttribute._polyfilled) {
    return;
  }
  var setAttribute = prototype.setAttribute;
  prototype.setAttribute = function(name, value) {
    changeAttribute.call(this, name, value, setAttribute);
  };
  var removeAttribute = prototype.removeAttribute;
  prototype.removeAttribute = function(name) {
    changeAttribute.call(this, name, null, removeAttribute);
  };
  prototype.setAttribute._polyfilled = true;
}
function changeAttribute(name, value, operation) {
  name = name.toLowerCase();
  var oldValue = this.getAttribute(name);
  operation.apply(this, arguments);
  var newValue = this.getAttribute(name);
  if (this.attributeChangedCallback && newValue !== oldValue) {
    this.attributeChangedCallback(name, oldValue, newValue);
  }
}
function isReservedTag(name) {
  for (var i = 0; i < reservedTagList.length; i++) {
    if (name === reservedTagList[i]) {
      return true;
    }
  }
}
var reservedTagList = [ "annotation-xml", "color-profile", "font-face", "font-face-src", "font-face-uri", "font-face-format", "font-face-name", "missing-glyph" ];
function ancestry(extnds) {
  var extendee = getRegisteredDefinition(extnds);
  if (extendee) {
    return ancestry(extendee.extends).concat([ extendee ]);
  }
  return [];
}
function resolveTagName(definition) {
  var baseTag = definition.extends;
  for (var i = 0, a; a = definition.ancestry[i]; i++) {
    baseTag = a.is && a.tag;
  }
  definition.tag = baseTag || definition.__name;
  if (baseTag) {
    definition.is = definition.__name;
  }
}
function resolvePrototypeChain(definition) {
  if (!Object.__proto__) {
    var nativePrototype = HTMLElement.prototype;
    if (definition.is) {
      var inst = document.createElement(definition.tag);
      nativePrototype = Object.getPrototypeOf(inst);
    }
    var proto = definition.prototype, ancestor;
    var foundPrototype = false;
    while (proto) {
      if (proto == nativePrototype) {
        foundPrototype = true;
      }
      ancestor = Object.getPrototypeOf(proto);
      if (ancestor) {
        proto.__proto__ = ancestor;
      }
      proto = ancestor;
    }
    if (!foundPrototype) {
      console.warn(definition.tag + " prototype not found in prototype chain for " + definition.is);
    }
    definition.native = nativePrototype;
  }
}
function instantiate(definition) {
  return upgradeWithDefinition(domCreateElement(definition.tag), definition);
}
var registry = {};
function getRegisteredDefinition(name) {
  if (name) {
    return registry[name.toLowerCase()];
  }
}
function registerDefinition(name, definition) {
  registry[name] = definition;
}
function generateConstructor(definition) {
  return function() {
    return instantiate(definition);
  };
}
var HTML_NAMESPACE = "http://www.w3.org/1999/xhtml";
function createElementNS(namespace, tag, typeExtension) {
  if (namespace === HTML_NAMESPACE) {
    return createElement(tag, typeExtension);
  } else {
    return domCreateElementNS(namespace, tag);
  }
}
function createElement(tag, typeExtension) {
  if (tag) {
    tag = tag.toLowerCase();
  }
  if (typeExtension) {
    typeExtension = typeExtension.toLowerCase();
  }
  var definition = getRegisteredDefinition(typeExtension || tag);
  if (definition) {
    if (tag == definition.tag && typeExtension == definition.is) {
      return new definition.ctor();
    }
    if (!typeExtension && !definition.is) {
      return new definition.ctor();
    }
  }
  var element;
  if (typeExtension) {
    element = createElement(tag);
    element.setAttribute("is", typeExtension);
    return element;
  }
  element = domCreateElement(tag);
  if (tag.indexOf("-") >= 0) {
    implementPrototype(element, HTMLElement);
  }
  return element;
}
var domCreateElement = document.createElement.bind(document);
var domCreateElementNS = document.createElementNS.bind(document);
var isInstance;
if (!Object.__proto__ && !useNative) {
  isInstance = function(obj, ctor) {
    if (obj instanceof ctor) {
      return true;
    }
    var p = obj;
    while (p) {
      if (p === ctor.prototype) {
        return true;
      }
      p = p.__proto__;
    }
    return false;
  };
} else {
  isInstance = function(obj, base) {
    return obj instanceof base;
  };
}
function wrapDomMethodToForceUpgrade(obj, methodName) {
  var orig = obj[methodName];
  obj[methodName] = function() {
    var n = orig.apply(this, arguments);
    upgradeAll(n);
    return n;
  };
}
wrapDomMethodToForceUpgrade(Node.prototype, "cloneNode");
wrapDomMethodToForceUpgrade(document, "importNode");
document.registerElement = register;
document.createElement = createElement;
document.createElementNS = createElementNS;
scope.registry = registry;
scope.instanceof = isInstance;
scope.reservedTagList = reservedTagList;
scope.getRegisteredDefinition = getRegisteredDefinition;
document.register = document.registerElement;

});

(function(scope) {

var useNative = scope.useNative;
var initializeModules = scope.initializeModules;
var isIE = scope.isIE;
if (useNative) {
  var nop = function() {};
  scope.watchShadow = nop;
  scope.upgrade = nop;
  scope.upgradeAll = nop;
  scope.upgradeDocumentTree = nop;
  scope.upgradeSubtree = nop;
  scope.takeRecords = nop;
  scope.instanceof = function(obj, base) {
    return obj instanceof base;
  };
} else {
  initializeModules();
}
var upgradeDocumentTree = scope.upgradeDocumentTree;
var upgradeDocument = scope.upgradeDocument;
if (!window.wrap) {
  if (window.ShadowDOMPolyfill) {
    window.wrap = window.ShadowDOMPolyfill.wrapIfNeeded;
    window.unwrap = window.ShadowDOMPolyfill.unwrapIfNeeded;
  } else {
    window.wrap = window.unwrap = function(node) {
      return node;
    };
  }
}
if (window.HTMLImports) {
  window.HTMLImports.__importsParsingHook = function(elt) {
    if (elt.import) {
      upgradeDocument(wrap(elt.import));
    }
  };
}
function bootstrap() {
  upgradeDocumentTree(window.wrap(document));
  window.CustomElements.ready = true;
  var requestAnimationFrame = window.requestAnimationFrame || function(f) {
    setTimeout(f, 16);
  };
  requestAnimationFrame(function() {
    setTimeout(function() {
      window.CustomElements.readyTime = Date.now();
      if (window.HTMLImports) {
        window.CustomElements.elapsed = window.CustomElements.readyTime - window.HTMLImports.readyTime;
      }
      document.dispatchEvent(new CustomEvent("WebComponentsReady", {
        bubbles: true
      }));
    });
  });
}
if (document.readyState === "complete" || scope.flags.eager) {
  bootstrap();
} else if (document.readyState === "interactive" && !window.attachEvent && (!window.HTMLImports || window.HTMLImports.ready)) {
  bootstrap();
} else {
  var loadEvent = window.HTMLImports && !window.HTMLImports.ready ? "HTMLImportsLoaded" : "DOMContentLoaded";
  window.addEventListener(loadEvent, bootstrap);
}

})(window.CustomElements);

(function(scope) {

var style = document.createElement("style");
style.textContent = "" + "body {" + "transition: opacity ease-in 0.2s;" + " } \n" + "body[unresolved] {" + "opacity: 0; display: block; overflow: hidden; position: relative;" + " } \n";
var head = document.querySelector("head");
head.insertBefore(style, head.firstChild);

})(window.WebComponents);