move rubinius temporally to allow_failures: failing with rubygems
move rubinius temporally to allow_failures: failing with rubygems

cosmo0920/msgpack-ruby,ojundt/msgpack-ruby,ojundt/msgpack-ruby,cosmo0920/msgpack-ruby,msgpack/msgpack-ruby,msgpack/msgpack-ruby,cosmo0920/msgpack-ruby,ojundt/msgpack-ruby,ojundt/msgpack-ruby,msgpack/msgpack-ruby,cosmo0920/msgpack-ruby