This is initialized to docker.io, keeping the default behaviour if not specified. However, it allows us to specify a private registry later on. Related: OS#4839 Change-Id: I32d4ee6256033c809108c1b86cb6b6c58d880f49
This way we get VTY parsing failures as well as backtraces upon process crash. Related: OS#4212 Change-Id: I9493ff73ef27c7c6d32b00cf827704b3f9cbf86a
Those containers are using the OBS-built "latest" packages on Debian 9 Change-Id: I6a564206dd81743deb1eb27eca7081bc333d7434