createSubset ddn't resolved collection

Author: Vlad Balin

nestedtypes.js

@@ -130,7 +130,9 @@ module.exports = Backbone.Collection.extend( {
 
     createSubset : function( models, options ){
         var SubsetOf = this.constructor.subsetOf( this ).createAttribute().type;
-        return new SubsetOf( models, options );
+        var subset = new SubsetOf( models, options );
+        subset.resolve( this );
+        return subset;
     }
 }, {
     // Cache for subsetOf collection subclass.