add neutron module
Add _cmd_meta hidden kwarg to client iter_returns
Add cmd metadata to orch function and add redcode check
Merge pull request #18444 from thatch45/18413

Make state.orchestrate retcode aware
Fix failing test in develop

Add progress
Merge pull request #18477 from cachedout/fix_client_test

Fix failing test in develop
Merge pull request #18459 from yuji-azama/neutron-module

Adding basic openstack neutron module