public ActionResult Create(Setting setting)
 {
     //try
     //{
         // TODO: Add insert logic here
         db.Settings.Add(setting);
         db.SaveChanges();
         return RedirectToAction("Index");
     //}
     //catch
     //{
         //return View();
     //}
 }
 public ActionResult Edit(Setting setting)
 {
     //try
     //{
         // TODO: Add update logic here
         db.Entry(setting).State = EntityState.Modified;
         db.SaveChanges();
         return RedirectToAction("Index");
     //}
     //catch
     //{
         //return View();
        // }
 }