public JsonResult ObtenerEmpleados()
 {
     try
     {
         var d = EmpleadoCN.ListaEmpleados();
         return(Json(new { data = d }, JsonRequestBehavior.AllowGet));
     }
     catch (Exception ex)
     {
         return(Json(new { data = ex.Message }, JsonRequestBehavior.AllowGet));
     }
 }
        // GET: Empleado
        public ActionResult Index()
        {
            var a = EmpleadoCN.ListaEmpleados();

            return(View(a));
        }