/**
  * Register the service provider.
  *
  * @return void
  */
 public function register()
 {
     $this->app['simple-captcha'] = $this->app->share(function ($app) {
         return SimpleCaptcha::instance();
     });
 }
 public function validateCaptcha($attribute, $value, $parameters)
 {
     return \SimpleCaptcha::check($value);
 }