update folder location

src/User/Helper/GravatarHelper.php

@@ -0,0 +1,25 @@
+<?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\Helper;
+
+class GravatarHelper
+{
+    public function buildId($email)
+    {
+        return md5(strtolower(trim($email)));
+    }
+
+    public function getUrl($id, $size = 200)
+    {
+        return '//gravatar.com/avatar/'.$id.'?s='.$size;
+    }
+}