message: fix NPE on name (related to LL?)
diff: @@ -273,6 +273,7 @@ module.exports = React.createClass({
  });
  let name = this.state.roomName;
  + if (name == undefined || name == null) name = '';
  name = name.replace(":", ":\u200b"); // add a zero-width space to allow linewrapping after the colon
  let badgeContent;
  