Those can still be useful as a disaster recovery mechanism.

This reverts commit deb01b72.

This script was used only in the previous webhook implementation but it
was superseded and is not deployed anymore so these instructions cannot
work currently.

This mainly adds the important bits for working with the new review apps
and staging environments in GitLab CI.

Details at tpo/web/team#15

... that's as much i could do in a reasonable amount of time, but
there's a lot of references to it everywhere. There's certainly still
stuff referencing git.tpo as well.

This procedure was just tested live with status.torproject.org by
@lavamind.

Also, the daemon is configured to start automatically so there should be
no need to launch it manually.

Also adds a fix for schleuder-cli config

Instead of manually creating an empty branch and triggering a useless CI
build.

... and it's not for nothing! :)