code: public static <T> CheckGroupSelector newCheckGroupSelector(final String id)
  	{
  		final CheckGroupSelector checkGroupSelector = new CheckGroupSelector(id);
  		checkGroupSelector.setOutputMarkupId(true);
  		return checkGroupSelector;
  	}
docs: Factory method for create a new {@link CheckGroupSelector}.
  
  @param <T>
  the generic type of the model
  @param id
  the id
  @return the new {@link CheckGroupSelector}