add ability to open status by URL from search (fix #53)

Returns accounts, statuses, hashtags arrays

adjusted to allow choosing it, yet

about them would be processed only after the entire status is processed

Add ability to search accounts by display name

make status pagination headers generation more lax about next page
existing

upon un-reblogging. Check if the reblog was in the feed in the first
place. It might have been filtered on distribution.

of mix of video and images in status, just wasn't rendering
the show action. I moved the validation before the status creation

Moved validation to services/post_status_service.rb

in case of debugging incoming salmons. Add <thr:in-reply-to /> to favourite
salmons because it seems to be required by GS.

StreamEntry model. Simply render Salmon slaps as they are needed

if account lock info was up to date, otherwise re-do the FollowService
with now updated information

status is not in the system at time of distribution; fix #607 - reset privacy
settings to defaults when cancelling replies

Try to fix Travis CI setup

overshadow requirement for remote-lookup

FanOutOnWriteService. The only recipient-specific part on them
is reblogged/favourited. But since only newly created statuses
appear on them, it is safe to assume that both attributes would
be false

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

fix ProcessFeedService pushing status into distribution if called a second time
while the first is still running (i.e. when a PuSH comes after a Salmon slap),
fix not running escape on spoiler text before emojify

Federate spoiler_text using warning attribute on <content /> instead of a <category term="spoiler" />
Clean up schema file from accidental development migrations

in the background instead. Should fix delay where blocked person
can interact with blocker for a short time before background job
gets processed