/**
  * 
  * @return BBP_Notify_Admin_Email_Notifier
  */
 public static function get_instance()
 {
     if (!isset(self::$instance)) {
         self::$instance = new self();
     }
     return self::$instance;
 }
 /**
  * Setup the path and url of the plugin
  * 
  */
 public function setup()
 {
     $this->path = plugin_dir_path(__FILE__);
     $this->url = plugin_dir_url(__FILE__);
     $this->load();
     $notifier = BBP_Notify_Admin_Email_Notifier::get_instance();
     add_action('bbp_new_topic', array($notifier, 'notify_topic'), 50, 5);
     add_action('bbp_new_reply', array($notifier, 'notify_reply'), 50, 7);
 }