Wouter j document translation 22

See #2906 

This is just a temporary placeholder - due to the size of this diff, it's not really readable, so it's better to merge and then make tweaks later as needed.

| Q             | A
| ------------- | ---
| Doc fix?      | no
| New docs?     | no
| Applies to    | 2.2+
| Fixed tickets | #2906, #952