Add StdClass class reference

Author: carlbennett

src/controllers/User/Register.php

@@ -22,6 +22,8 @@
 use \PHPMailer\PHPMailer\Exception;
 use \PHPMailer\PHPMailer\PHPMailer;
 
+use \StdClass;
+
 class Register extends Controller {
 
   public function &run(Router &$router, View &$view, array &$args) {