/**
  * Create a new user instance after a valid registration.
  *
  * @param  array  $data
  * @return User
  */
 protected function create(array $data)
 {
     list($created, $user) = $this->userRepository->create(['name' => $data['name'], 'email' => $data['email'], 'password' => bcrypt($data['password'])]);
     if ($created) {
         $this->flashSuccessOverlay('稍后您将会收到验证邮件,请于' . EmailVerification::TIMEOUT_HOURS . '小时内完成验证');
         return $user;
     }
     return null;
 }