message: Don't show add widget if there are more than one existing widgets
diff: @@ -140,18 +140,21 @@ module.exports = React.createClass({
  userId={this.props.userId}
  />);
  - return (
  - <div className="mx_AppsDrawer">
  - <div id="apps" className="mx_AppsContainer">
  - {apps}
  - </div>
  - <div onClick={this.onClickAddWidget}
  + const addWidget = this.state.apps && this.state.apps.length < 2 &&
  + (<div onClick={this.onClickAddWidget}
  role="button"
  tabIndex="0"
  className="mx_AddWidget_button"
  title="Add a widget">
  [+] Add a widget
  + </div>);
  +
  + return (
  + <div className="mx_AppsDrawer">
  + <div id="apps" className="mx_AppsContainer">
  + {apps}
  </div>
  + {addWidget}
  </div>
  );
  },
  