Implementing 79569 [1] on core, making generate_user_files.py a little more user-friendly
[1]: https://gerrit.wikimedia.org/r/79569

Change-Id: Idc4e5ae816bb10354475aa176414f866e0c8b298
Merge "Implementing 79569 [1] on core, making generate_user_files.py a little more user-friendly [1]: https://gerrit.wikimedia.org/r/79569"