/**
  * Returns the instance of this class.
  *
  * @access  public
  * @since   1.0.0
  * @return	Rock_The_Slackbot
  */
 public static function instance()
 {
     if (!isset(self::$instance)) {
         $class_name = __CLASS__;
         self::$instance = new $class_name();
     }
     return self::$instance;
 }
/**
 * Returns the instance of our main Rock_The_Slackbot class.
 *
 * Will come in handy when we need to access the
 * class to retrieve data throughout the plugin.
 *
 * @since	1.0.0
 * @access	public
 * @return	Rock_The_Slackbot
 */
function rock_the_slackbot()
{
    return Rock_The_Slackbot::instance();
}