* select emoji using image_static_url
* use updated on AP emojis
* allow refetch of updated emojis
* cheeky workaround for test
* clean up old files for refreshed emoji
* check error for originalPostData
* shorten GetEmojiByStaticImageURL
* delete kirby (sorry nintendo)
* migrate emojis
* add get emoji to s2s (federation) API
* add new emoji db + cache functions
* add shortcodeDomain lookup for emojis
* check existing emojis w/cache, not w/constraints
* go fmt
* add putEmoji func
* use new db emoji funcs instead of where
* remove emojistringstotags func
* add unique constraint back in
* fix up broken migration
* update index