/**
  * Generate captcha image html tag
  *
  * @param null $config
  * @return string 
  * @static 
  */
 public static function img($config = null)
 {
     //Method inherited from \Mews\Captcha\Captcha
     return \App\Captcha\Captcha::img($config);
 }
 /**
  * get CAPTCHA
  *
  * @param \App\Captcha\Captcha $captcha
  * @param string $config
  * @return \Intervention\Image\ImageManager->response
  */
 public function getCaptcha(Captcha $captcha, $config = 'default')
 {
     return $captcha->create($config);
 }