message: Only show snapshot button when apps are maximised.
diff: @@ -484,8 +484,8 @@ export default React.createClass({
  deleteClasses += ' mx_AppTileMenuBarWidgetDelete';
  }
  - // Picture snapshot
  - const showPictureSnapshotButton = this._hasCapability('screenshot');
  + // Picture snapshot - only show button when apps are maximised.
  + const showPictureSnapshotButton = this._hasCapability('screenshot') && this.props.show;
  const showPictureSnapshotIcon = 'img/camera_green.svg';
  const windowStateIcon = (this.props.show ? 'img/minimize.svg' : 'img/maximize.svg');
  