Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/lib/feed_manager.rb`:
  Not a real conflict, glitch-soc-only DM-related method
  too close to changed upstream stuff.
  Ported upstream changes.
- `app/services/batched_remove_status_service.rb`:
  Additional logic in glitch-soc to clear DMs from timelines.
  Ported upstream changes and fixed the DM TL clearing logic.
- `app/workers/scheduler/feed_cleanup_scheduler.rb`:
  Additional code in glitch-soc to clear DM timelines.
  Ported upstream changes.

app/models/account.rb

@@ -580,17 +580,6 @@ class Account < ApplicationRecord
   end
 
   def clean_feed_manager
-    reblog_key       = FeedManager.instance.key(:home, id, 'reblogs')
-    reblogged_id_set = Redis.current.zrange(reblog_key, 0, -1)
-
-    Redis.current.pipelined do
-      Redis.current.del(FeedManager.instance.key(:home, id))
-      Redis.current.del(reblog_key)
-
-      reblogged_id_set.each do |reblogged_id|
-        reblog_set_key = FeedManager.instance.key(:home, id, "reblogs:#{reblogged_id}")
-        Redis.current.del(reblog_set_key)
-      end
-    end
+    FeedManager.instance.clean_feeds!(:home, [id])
   end
 end