public ActionResult Create(FormCollection collection, Restaurant newRestaurant)
        {
            if (!ModelState.IsValid)
            {
                return View(newRestaurant);
            }

            client.Index(newRestaurant);

            return RedirectToAction("Index");
        }
        public ActionResult Edit(string wikiurl, FormCollection collection, Restaurant restaurant, string tags)
        {
            if (!ModelState.IsValid)
            {
                return View(restaurant);
            }
            if (!string.IsNullOrWhiteSpace(tags))
            {
                restaurant.Tags = tags.Split(',').Select(x => x.Trim()).ToList();
            }
            client.Index(restaurant);

            return RedirectToAction("Index");
        }