public ActionResult Create(Vendor vendor)
        {
            try
            {
                VendorDataService.Vendors.Add(vendor);

                return RedirectToAction("Index");
            }
            catch
            {
                return View();
            }
        }
        public ActionResult Edit(int id, Vendor vendor)
        {
            try
            {
                // Totally hacky but this is an example
                VendorDataService.Vendors.Remove(VendorDataService.Vendors.Find(x => x.Id == id));
                VendorDataService.Vendors.Add(vendor);

                return RedirectToAction("Index");
            }
            catch
            {
                return View();
            }
        }