public SessionFeedbackService()
        {
            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "Inside Open Source Cross Platform .Net", Attended = true
            });

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "From Legacy MVC to Modern MVC"
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "What Every Developer Should Know About SQL Performance"
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "Asynchronous? Parallel? Reactive? Help!"
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "An Introduction to Cross-Platform Mobile Development with Xamarin"
            }
                );
        }
        public static void SeedSessions()
        {
            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "Inside Open Source Cross Platform .Net", TreeRating = 2, SessionId = 1
            });

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "From Legacy MVC to Modern MVC", SessionId = 2
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "What Every Developer Should Know About SQL Performance", SessionId = 3
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "Asynchronous? Parallel? Reactive? Help!", SessionId = 4
            }
                );

            AllSessions.Add(
                new SessionFeedback()
            {
                SessionName = "An Introduction to Cross-Platform Mobile Development with Xamarin", SessionId = 5
            }
                );
        }