Title: #3231: azure tests: make sure /etc/docker folder exists
Azure tests fail because we couldn't configure docker for IPv6 anymore.
This happened because we weren't able to copy our configuration file to
/etc/docker -- looks like the docker directory does not exist.
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/3231/head:pr3231
git checkout pr3231