FEATURE: change directory structure

app/CMS/Contracts/Widgets/MenuExtensionHandler.php

@@ -0,0 +1,15 @@
+<?php
+namespace App\CMS\Widgets\Contracts;
+
+interface MenuExtensionHandler {
+
+    public function getName();
+    public function getDescription();
+    public function getId();
+    
+    public function getPossibleValues();
+
+    public function getFormExtensionTemplate();
+
+    public function save();
+}