<script type="text/ng-template" id="'menutree.html'">
   <ul>
     <li ng-repeat="item in items">
       {{item.title}}
       <div ng-include=" 'menutree.html'"
           onload="items = item.children">
       </div>

     </li>
   </ul>
 </script>

 <div ng-include=" 'menutree.html' "
      onload="items = sourceItems">
 </div>