message: Don't forget to show the homepage if no welcome user
diff: @@ -1191,9 +1191,14 @@ export default React.createClass({
  return;
  }
  }
  - // The user has just logged in after registering
  + // We didn't rediret to the welcome user room, so show
  + // the homepage.
  dis.dispatch({action: 'view_home_page'});
  });
  + } else {
  + // The user has just logged in after registering,
  + // so show the homepage.
  + dis.dispatch({action: 'view_home_page'});
  }
  } else {
  this._showScreenAfterLogin();
  