cart now functional without bugs (at least the ones we know about)

fixed a small issue with ItemGroup REST call

front-ui/app/actions/cartActions.js

@@ -49,6 +49,13 @@ var CartActions = {
           actionType: CartConstants.TAKE_ITEM_OUT,
           itemId: id
       });
+    },
+    setItemCount: function(itemId, count) {
+      AppDispatcher.handleAction({
+          actionType: CartConstants.SET_ITEM_COUNT,
+          itemId: itemId,
+          count: count
+      });
     }
 };