message: Init folly and set logtostderr in sample binary
  Summary:
  By default log messages aren't set to go to stderr
diff: *
  */
  -#include <gflags/gflags.h>
  #include <glog/logging.h>
  +#include <fizz/crypto/Utils.h>
  #include <folly/init/Init.h>
  +#include <folly/portability/GFlags.h>
  #include <quic/samples/echo/EchoClient.h>
  #include <quic/samples/echo/EchoServer.h>
  @@ -22,9 +23,14 @@ DEFINE_bool(pr, false, "Enable partially realible mode");
  using namespace quic::samples;
  int main(int argc, char* argv[]) {
  +#if FOLLY_HAVE_LIBGFLAGS
  + // Enable glog logging to stderr by default.
  + gflags::SetCommandLineOptionWithMode(
  + "logtostderr", "1", gflags::SET_FLAGS_DEFAULT);
  +#endif
  gflags::ParseCommandLineFlags(&argc, &argv, false);
  - google::InitGoogleLogging(argv[0]);
  - folly::ssl::init();
  + folly::Init init(&argc, &argv);
  + fizz::CryptoUtils::init();
  if (FLAGS_mode == "server") {
  EchoServer server(FLAGS_port, FLAGS_pr);
  