public ActionResult Save(PreferencesViewModel inputModel)
        {
            CurrentUser.GenderPreference = inputModel.GenderPreference;

            RavenSession.SaveChanges();

            return Json(new { success = true }, JsonRequestBehavior.AllowGet);
        }
        public ActionResult Index()
        {
            var preferencesModel = new PreferencesViewModel()
            {
                GenderPreference = CurrentUser.GenderPreference
            };

            return PartialView("_GenderModal", preferencesModel);
        }