message: Fix NPE in MemberList
  _getChildCountInvited would throw an NPE if invoked before the js-sdk had found
  the room. Make sure we initialise the state correctly.
diff: @@ -18,12 +18,7 @@ limitations under the License.
  import React from 'react';
  import { _t } from '../../../languageHandler';
  -import classNames from 'classnames';
  -import Matrix from 'matrix-js-sdk';
  -import Promise from 'bluebird';
  var MatrixClientPeg = require("../../../MatrixClientPeg");
  -var Modal = require("../../../Modal");
  -var Entities = require("../../../Entities");
  var sdk = require('../../../index');
  var GeminiScrollbar = require('react-gemini-scrollbar');
  var rate_limited_func = require('../../../ratelimitedfunc');
  @@ -36,25 +31,20 @@ module.exports = React.createClass({
  displayName: 'MemberList',
  getInitialState: function() {
  - const state = {
  - members: [],
  + this.memberDict = this.getMemberDict();
  + const members = this.roomMembers();
  +
  + return {
  + members: members,
  + filteredJoinedMembers: this._filterMembers(members, 'join'),
  + filteredInvitedMembers: this._filterMembers(members, 'invite'),
  +
  // ideally we'd size this to the page height, but
  // in practice I find that a little constraining
  truncateAtJoined: INITIAL_LOAD_NUM_MEMBERS,
  truncateAtInvited: INITIAL_LOAD_NUM_INVITED,
  searchQuery: "",
  };
  - if (!this.props.roomId) return state;
  - var cli = MatrixClientPeg.get();
  - var room = cli.getRoom(this.props.roomId);
  - if (!room) return state;
  -
  - this.memberDict = this.getMemberDict();
  -
  - state.members = this.roomMembers();
  - state.filteredJoinedMembers = this._filterMembers(state.members, 'join');
  - state.filteredInvitedMembers = this._filterMembers(state.members, 'invite');
  - return state;
  },
  componentWillMount: function() {
  