* feat: wip, category watch change
* feat: pass data to client
* feat: allow changing state
* fix: account page categories
* fix: show in unread if topic is followed or category is watched
* feat: add default watch state to acp
* feat: save user category watch state
* feat: update unread recent pages
* fix: remove dupe code
* fix: flip conditions
* fix: handle empty arrays
* fix: ignore/watch on others profile
* feat: upgrade script for category states
if there are any users ignoring categories set their state in new zset and delete cid:<cid>:ignorers
* fix: upgrade
* fix: tests
* fix: redis count
* fix: more tests
- on category setParent dialog do not show children of current category
- break recursion if category parentCid is equal to child cid to prevent
infinite loop
- dont allow setting the parentCid of a category to one of it's children
new method emptydb
use emptydb instead of flushdb, flushdb removes indices for mongo which
breaks search tests
initialize meta.config properly in tests
enable nodebb-plugin-dbsearch for tests
use batch.processArray in notifications.push and moveRecentReplies
added notification tests
added test for moveRecentReplies
clear group cache if a group is deleted