public HttpResponseMessage AddReview( Review review ) {
			CrudResult result = new CrudResult();
			using ( Repo repo = new Repo() ) {
				result = repo.SaveReview( review );
				string json = JsonConvert.SerializeObject( result, jss );
				HttpResponseMessage msg = Request.CreateResponse( HttpStatusCode.OK, json );
				return msg;
			}
		}
		public void ModelTest_AddReview() {
			// create a new review
			Review r = new Review() { RestaurantId = 1, Comments = "This place is supr AWESOME!", Rating = 5, UserId = usr };


			// test model
			using ( Repo repo = new Repo() ) {
				CrudResult result = repo.SaveReview( r );
				Assert.IsTrue( result.Success, "Add review did not succeed." );
			}

			// delete test restaurant
			using ( SuprContext ctx = new SuprContext() ) {
				ctx.Review.Attach( r );
				ctx.Review.Remove( r );
				ctx.SaveChanges();
			}
		}