static void Main(string[] args)
        {
            var files = Directory.GetFiles(@"C:\sfm\streamfrommountain\dotNet\sln\chleby.Web\", "*.cshtml", SearchOption.AllDirectories);
            foreach (var f in files)
            {
                var text = File.ReadAllText(f);
                text = "@* Generator: MvcHelper *@" + Environment.NewLine +  text;
                File.WriteAllText(f, text);
            }
        }