Improve task UX
Created by: riyad
- Add prompts to potentially destructive tasks
- Make tasks look more similar
- Fix Namespace#ensure_dir_exist
- Rename
gitlab:app:setuptogitlab:setup -
gitlab:setupalso callsgitlab:enable_namespaces
Created by: riyad
gitlab:app:setup to gitlab:setup
gitlab:setup also calls gitlab:enable_namespaces