The username under which gitlab is running, has changed from gitlab to git. If you get the following message when pushing or pulling: Permission denied (publickey), then execute this command in your repository directory: git remote set-url origin . (replace namespace and project by the appropriate values). Use git remote -v to check the current value.

Tags give the ability to mark specific points in history as being important
Repository has no tags yet.
Use git tag command to add a new one:
git tag -a v1.4 -m 'version 1.4'