public JsonResult CategoryReadWithParam(KendoGridPost request)
        {
            request.BuildSorterCollection(Request);
            request.BuildFilterCollection(Request);

            var categories = GetCategories().AsQueryable();
            //List<Category> models = GetCategories();

            //var models = GetCategories();
            var models = KendoUiHelper.ParseGridData<Category>(categories, request);

            return Json(models, JsonRequestBehavior.AllowGet);
            //return Json(models);
        }