* update other tests
* set test status to followers_only
* add test dm
* fix mentioned accounts not being added to relevantAccounts
* add some visibility tests for statuses
* start moving some database stuff around
* continue moving db stuff around
* more fiddling
* more updates
* and some more
* and yet more
* i broke SOMETHING but what, it's a mystery
* tidy up
* vendor ttlcache
* use ttlcache
* fix up some tests
* rename some stuff
* little reminder
* some more updates
tobi