Connection: do not filter box attribs

lib/Connection.js

@@ -1023,15 +1023,11 @@ Connection.prototype._resUntagged = function(info) {
         this._curReq.cbargs.push({});
 
       box = {
-            attribs: info.text.flags.map(function(attr) {
-                       return attr.substr(1);
-                     }).filter(function(attr) {
-                      return (attr.toUpperCase() !== 'HASNOCHILDREN');
-                     }),
-            delimiter: info.text.delimiter,
-            children: null,
-            parent: null
-          };
+        attribs: info.text.flags,
+        delimiter: info.text.delimiter,
+        children: null,
+        parent: null
+      };
 
       var name = info.text.name,
           curChildren = this._curReq.cbargs[0];