renamed to ChildNode instead of SubNode

inc/hgl/graph/SceneManager.h

@@ -5,21 +5,6 @@ namespace hgl
 {
     namespace graph
     {
-        template<typename T> class ObjectAllocator
-        {
-
-        template<typename OBJECT,typename ID,typename NAME> class IDNameObjectMap
-        {
-            ObjectList<OBJECT> obj_list;
-
-            Map<ID,OBJECT *> obj_map_by_id;
-            Map<NAME,OBJECT *> obj_map_by_name;
-
-        public:
-
-            virtual ~IDNameObjectMap()=default;
-        };//class NodeManager;
-
         /**
         * 场景管理器<Br>
         * 管理一个场景中的所有资源与场景节点