Sign in with UNI-AD

Sign in button "UNI-AD" is using SAML via AU's Federation Service.

New users with UNI-AD account must use the "UNI-AD" sign in button to create account.

Add local/gitlab password to enable push/pull via http(s).

Add ssh-key (pub-key) to enable push/pull via ssh.

GitLab Pages won't be enabled.