public ActionResult PostClassRoom(ClassRoomEntity foo)
        {
            Facade proxy = new Facade();
            ViewBag.ClassRooms = proxy.GetClassRooms();
            proxy.InsertClassRoom(foo.Number, foo.Building, foo.Floor, foo.Capacity, foo.Description);

            return RedirectToAction("Index");
        }
        public ActionResult Index()
        {
            Facade proxy = new Facade();

            var items = proxy.GetStudentsDistribution().ToList();

            ViewBag.ClassRooms = proxy.GetClassRooms();
            return View(items);
        }