AnsPress_PostTypes::init()

	public static function init() {
		// Register Custom Post types and taxonomy.
		anspress()->add_action( 'init', __CLASS__, 'register_question_cpt', 0 );
		anspress()->add_action( 'init', __CLASS__, 'register_answer_cpt', 0 );
		anspress()->add_action( 'post_type_link', __CLASS__, 'post_type_link', 10, 4 );
		anspress()->add_filter( 'post_type_archive_link', __CLASS__, 'post_type_archive_link', 10, 2 );
		anspress()->add_filter( 'post_updated_messages', __CLASS__, 'post_updated_messages', 10 );
		anspress()->add_filter( 'bulk_post_updated_messages', __CLASS__, 'bulk_post_updated_messages', 10, 2 );
	}