Squashed 'ansible/roles/ansible-coreos-babelnet-hujo/' changes from 597adc4..188c327

188c327 add find registry_host

git-subtree-dir: ansible/roles/ansible-coreos-babelnet-hujo
git-subtree-split: 188c3272d408d835d3aeddef0ba3ae4aee5a7ae1
Merge commit '8652f296e6c2bd0256428103b7e12dbb1000a25a'