The source project of this merge request has been removed.
Add some docs for Docker Registry configuration - Relatively important for anyone installing from source
There have been a few issues created because of the lack of documentation for how to configure Docker Registry when installing from source, specifically what the realm needs to be and the service
These 2 bits of info will stop a lot of headaches
Issues: https://gitlab.com/gitlab-org/gitlab-ce/issues/17957 https://gitlab.com/gitlab-org/gitlab-ce/issues/17991