Close #55 add google captcha mechanism

src/User/Validator/TwoFactorCodeValidator.php

@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of the 2amigos/yii2-usuario project.
+ *
+ * (c) 2amigOS! <http://2amigos.us/>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
 namespace Da\User\Validator;
 
 use Da\TwoFA\Manager;