* Add zip to per default installed packages ([abb146f](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/abb146f44285b46fdc0dd24197765d7d8ff02bcc))
### Other
* Inform users/visitors about move to GitLab ([b08174f](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/b08174fce7d1389c5624e7ddeb5fb5219d79c5be))