static void WriteResponseForGetTime(HttpRequest request, HttpResponse response)
        {
            var body = new ResponseFormatter(response.Body);
            body.Format(@"<html><head><title>Time</title></head><body>{0:O}</body></html>", DateTime.UtcNow);

            WriteCommonHeaders(response, HttpVersion.V1_1, 200, "OK", keepAlive: false);
            var headers = new ResponseFormatter(response.Headers);
            headers.Append("Content-Length : ");
            headers.Append(response.Body.CommitedBytes);
            headers.AppendHttpNewLine();
            headers.AppendHttpNewLine();
        }