public ActionResult listarUser(string email, string password)
        {
            ViewBag.Message = "Email:" + "  " + email + " | " + "Password:"******"  " + password;

            var model = new listarUser();

            return(View(model.obtenerUser()));
        }
        public ActionResult listarUser()
        {
            var model = new listarUser();

            return(View(model.obtenerUser()));
        }