@Override
    @NotNull
    protected final DefaultActionGroup createPopupActionGroup(final JComponent button) {
      final DefaultActionGroup group = new DefaultActionGroup();

      for (String name : getValidScopeNames()) {
        group.add(new MenuAction(name));
      }

      group.add(new ConfigureScopesAction());

      return group;
    }
 @Override
 protected void appendActions(@NotNull DefaultActionGroup actionGroup, String helpID) {
   prependActions(actionGroup);
   actionGroup.add(myRefreshAction);
   super.appendActions(actionGroup, helpID);
 }