FEATURE: log out user everywhere and refresh/redirect
FIX: Make `user_id` uniqueness check pending. It still seems to check
but the test fails. cc @SamSaffron
FEATURE: delete all accounts from this IP in the IP lookup modal
FIX: Could not download exported data on some sites
UX: hide share button by default
post-date can be same size as other post info
FIX: expire stylesheet cache on save
FEATURE: don't limit registration from an IP address if a staff member has that IP address
add confirm dialog when deleting other accounts with same IP address
UX: use warning (nuke?) icon instead of trash icon
FIX: PM title not editable
FIX: sso with avatar override may fail on first account creation
I hate all these periods so much
Revert "UX: hide share button by default"

This reverts commit d4f7db3a1d0800d29b6828ba3189800c2dc07f11.
FEATURE: hide bookmarks but always show if post is bookmarked
Merge pull request #2979 from techAPJ/patch-1

FEATURE: log out user everywhere and refresh/redirect
Update Translations
Merge pull request #2991 from techAPJ/update-translations

Update Translations
FIX: when adding an IP to the spammer list, check the broader ban list
first

FEATURE: allow admins to search users using IP ranges
check that `changes` param is present