* `banner_removal`: Banner images from these servers will be stripped from incoming messages.
* `report_removal`: Servers in this group will have their reports (flags) rejected.
* `federated_timeline_removal`: Servers in this group will have their messages unlisted from the public timelines by flipping the `to` and `cc` fields.
+* `reject_deletes`: Deletion requests will be rejected from these servers.
Servers should be configured as lists.