前端组件调整，剔除无用文件

app/controller/admin/Menu.php

@@ -18,12 +18,20 @@ class Menu extends Admin{
 	 */
 	public function index(){
 		if($this->request->isAjax()){
+			$tree = $this->request->param('tree', 0);
 			$menu = new MenuModel();
 			$map = array();
 
 			$res = $menu->where($map)->order('sort asc, id asc')->select();
 
-			$this->data['data'] = $res;
+			$list = $res->toArray();
+			if($tree){
+				if (!empty($list)) {
+					$tree = new \com\Tree();
+					$list = $tree->toFormatTree($list);
+				}
+			}
+			$this->data['data'] = $list;
 			return $this->data;
 		}
 	}