Update sync setting for testing to preserve dummy classes and mono portings for testing.
Update sync setting for testing to preserve dummy classes and mono portings for testing.

undeadlabs/msgpack-cli,msgpack/msgpack-cli,modulexcite/msgpack-cli,undeadlabs/msgpack-cli,msgpack/msgpack-cli,scopely/msgpack-cli,modulexcite/msgpack-cli,scopely/msgpack-cli