public void Update(int Id,string AppName,bool? Active,string AppSummary)
        {
            AppSetting item = new AppSetting();
            item.MarkOld();
            item.IsLoaded = true;

            item.Id = Id;

            item.AppName = AppName;

            item.Active = Active;

            item.AppSummary = AppSummary;

            item.Save(UserName);
        }