// GET: /Sprint/Details/5
        public ActionResult Details(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            Sprint sprint = service.GetById(id.Value);

            if (sprint == null)
            {
                return(HttpNotFound());
            }
            return(View(sprint));
        }