Squashed 'ansible/roles/ansible-coreos-babelnet-hujo/' changes from 62519b6..597adc4

597adc4 add find registry_host

git-subtree-dir: ansible/roles/ansible-coreos-babelnet-hujo
git-subtree-split: 597adc455afa3c67bc0993a730a7c4d0b448590c
Merge commit '4a194b09b57fe6510ffb564d91ba9837a11fb2fc'