At the moment I saw only the PHP mail implantation which is useless if you do not have the mail addresses of a user. Unfortunately I did not get it to work. Maybe someone would have a look at it?
Step 1. Fetch and check out the branch for this merge request
git fetch origin git checkout -b "wikimail" "origin/wikimail"
Step 2. Review the changes locally
Step 3. Merge the branch and fix any conflicts that come up
git fetch origin git checkout "origin/master" git merge --no-ff "wikimail"
Step 4. Push the result of the merge to GitLab
git push origin "master"
Note that pushing to GitLab requires write access to this repository.
Tip: You can also checkout merge requests locally by following these guidelines.