$this->addOption( 'lang', 'The language to use (en)', false, true );
/* $this->addOption( 'cont-lang', 'The content language (en)', false, true ); */
$this->addOption( 'lang', 'The language to use (en)', false, true );
/* $this->addOption( 'cont-lang', 'The content language (en)', false, true ); */