remove thor as runtime dependency
remove thor as runtime dependency

googleapis/google-api-ruby-client,saicheems/google-api-ruby-client,googleapis/google-api-ruby-client,austin-wang/google-api-ruby-client,saicheems/google-api-ruby-client,austin-wang/google-api-ruby-client,sqrrrl/google-api-ruby-client,sqrrrl/google-api-ruby-client