message: don't set the displayname on registration as Synapse now does it
diff: @@ -1143,11 +1143,6 @@ export default React.createClass({
  } else if (this._is_registered) {
  this._is_registered = false;
  - // Set the display name = user ID localpart
  - MatrixClientPeg.get().setDisplayName(
  - MatrixClientPeg.get().getUserIdLocalpart(),
  - );
  -
  if (this.props.config.welcomeUserId && getCurrentLanguage().startsWith("en")) {
  createRoom({
  dmUserId: this.props.config.welcomeUserId,
  