redis-backed "mentions" timeline as redundant (given notifications)

background as well since it's a computationally expensive

now return empty hash instead of throwing a 404 error. When following,
merge into timeline will filter statuses

resolving the confusion from self-chain replies ultimately linking to a
non-self status. Adjust filters

Reflect "requested" relationship in API and UI
Reflect inability of private posts to be reblogged in the UI
Disable Webfinger for locked accounts

who don't follow them

to be more readable, add extra logging to process feed service

timeline reload in UI, other small fixes

as well as formatting of content

in the pool, adding a throttle of 60rpm per IP, adding mini profiler, adding
admin status to users

and atom feed generation to some extent, as well as the way mentions are
stored