message: fix minor compile error
diff: @@ -36,9 +36,7 @@ int main(int argc, char** argv)
  /* Create the listen socket configuration, to support SSL/TLS and all
  * available protocols & message formats. */
  wamp_router::listen_options opts;
  - opts.flags = wamp_router::listen_options::ssl |
  - wamp_router::listen_options::all_sockets |
  - wamp_router::listen_options::all_formats;
  + opts.ssl = true;
  opts.service=argv[1];
  opts.af = tcp_socket::addr_family::inet4;
  