/**
* Initialize.
*/
public static function init()
{
add_filter('wp_generate_attachment_metadata', array(__CLASS__, 'create_2x_images'), 10, 2);
add_filter('delete_attachment', array(__CLASS__, 'delete_2x_images'));
add_action('admin_menu', array(__CLASS__, 'admin_menu'));
add_action('admin_init', array(__CLASS__, 'setup_settings'));
add_action('admin_head-upload.php', array(__CLASS__, 'add_bulk_action'));
add_action('admin_action_ib_retina_bulk_delete', array(__CLASS__, 'bulk_delete'));
add_action('admin_action_-1', array(__CLASS__, 'bulk_delete'));
self::$capability = apply_filters('ib_retina_cap', 'manage_options');
}
