public ActionResult Adiciona(Renda renda)
        {
            RendaDao dao = new RendaDao();

            dao.Adiciona(renda);

            return(RedirectToAction("index", "Renda"));
        }
        // GET: Renda
        public ActionResult Index()
        {
            RendaDao      dao    = new RendaDao();
            IList <Renda> rendas = dao.Lista();

            ViewBag.Rendas = rendas;
            return(View());
        }