Fix synchronization issue of MessagePackSerializer.Create (issue #20)
Fix synchronization issue of MessagePackSerializer.Create (issue #20)

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