Add retcode-passthrough to salt states to fail on error.
Add retcode-passthrough to salt states to fail on error.

Also revert to stable salt (2014.1.11) installed from ppa

digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-salt-docker,digibib/koha-docker,digibib/koha-docker,digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-salt-docker,digibib/koha-docker