Updated password min width

Author: manelgavalda

src/stubs/RegisterController.php

@@ -65,7 +65,7 @@ protected function validator(array $data)
             'name'     => 'required|max:255',
             'username' => 'sometimes|required|max:255|unique:users',
             'email'    => 'required|email|max:255|unique:users',
-            'password' => 'required|min:6|confirmed',
+            'password' => 'required|min:8|confirmed',
             'terms'    => 'required',
         ]);
     }