code: @SuppressWarnings("static-method")
  	protected boolean generateOptions(IStyleAppendable it) {
  		it.appendNl("\\newif\\ifusesarlcolors\\usesarlcolorstrue"); //$NON-NLS-1$
  		it.appendNl("\\DeclareOption{sarlcolors}{\\global\\usesarlcolorstrue}"); //$NON-NLS-1$
  		it.appendNl("\\DeclareOption{nosarlcolors}{\\global\\usesarlcolorsfalse}"); //$NON-NLS-1$
  		return true;
  	}
docs: Generate the optional extensions.
  
  @param it the target.
  @return {@code true} if options are generated.
  @since 0.6