public void RecieveAnswerToQuestion(int gameId, long senderId, long receiverId, bool answer)
        {
            var game = Context.Games.Single(g => g.Id == gameId);

            User usr = new User();
            usr.Id = receiverId;

            GameMove move = new GameMove();
            move.Game = game;
            move.Id = gameId;
            move.Player = usr;

            game.Moves.Add(move);
        }
        /// <summary>
        /// Play a turn in a game.
        /// </summary>
        public void PlayMove(int gameId, long senderId, long receiverId, long faceBookId, string question)
        {
            var game = Context.Games.Single(g => g.Id == gameId);

            User usr = new User();
            usr.Id = senderId;

            GameMove move = new GameMove();
            move.Question = question;
            move.Game = game;
            move.Id = gameId;
            move.Player = usr;

            game.Moves.Add(move);
        }