public ActionResult Novo()
 {
     var c = new GrupoService();
     var m = new ModuloService();
     ViewBag.Modulos = m.GetModuloSelectListItem();
     ViewBag.Permissao = c.GetPermissionId(null);
     return View();
 }
        public ActionResult Editar(int id)
        {
            var cat = new GrupoService().GetById(id);
            var c = new GrupoService();
            var m = new ModuloService();
            ViewBag.Permissao = c.GetPermissionId(id);
            ViewBag.Modulos = m.GetModuloSelectListItem();

            return View(cat);
        }