public ActionResult Create(Attendee attendee)
 {
     try
     {
         _repository.InsertOrUpdate(attendee);
         _repository.Save();
         return RedirectToAction("Index", "Session");
     }
     catch
     {
         return View();
     }
 }
        //
        // GET: /Attendee/Create
        public ActionResult Create()
        {
            Attendee attendee = new Attendee();

            return View(attendee);
        }