FEATURE: Allow manual excerpt to be specified anywhere in the post and override max excerpt length
UX: Add g, t keyboard shortcut to modal window for go to top
https://meta.discourse.org/t/add-shortcut-g-t-to-go-to-top-page/19586
UX: Filter for "Reply key" was not translatable in Transifex

Empty strings are not translatable in Transifex.
FEATURE: List moderator warnings on admin dashboard
FEATURE: fix consistency of users.last_posted_at in importers
FIX: Don't break out of remap action if there is a DB error. Display it
and continue.
FIX: Don't allow profile bios longer than 3k chars
Don't show new topic indicator on New tab
Merge pull request #2771 from techAPJ/patch-1

Don't show new topic indicator on New tab
PERF: improve perf on consistency query in importers
FIX: Clicking outside of modal wasn't closing it
FEATURE: rake admin:invite task
FIX: anonymous cache could cache json for html requests
FIX: vary accept for cache, seems most correct
FIX: unread/new counts out of sync with tabs

We were serving cached lists of topics to non popstate reqs
FIX: clicking the 'edit permission' button would close the category modal
FIX: clicking a button that disappears in a modal would close the modal (take 2)
FIX: N+1 query on /categories page
simplify notification level copy a bit
FEATURE: new 'prevent anons from download files' site setting