Remove button to prevent users appending sub categories (#1617)

lemonldap-ng-manager/site/htdocs/static/forms/menuCat.html

@@ -20,7 +20,22 @@
     </ul>
   </div>
 </div>
-
+<script type="text/menu">
+[{
+  "title": "up",
+  "icon": "arrow-up"
+},{
+  "title": "down",
+  "icon": "arrow-down"
+},{
+  "title": "deleteEntry",
+  "icon": "minus-sign"
+},{
+  "title": "newApp",
+  "icon": "plus-sign"
+}]
+</script>
+<!-- Uncomment this snippet to enable sub categories
 <script type="text/menu">
 [{
   "title": "up",
@@ -39,3 +54,4 @@
   "icon": "plus-sign"
 }]
 </script>
+-->
\ No newline at end of file