Merge remote-tracking branch 'origin/develop' into websocket-fixes

* origin/develop: (119 commits)
  Apply 1 suggestion(s) to 1 file(s)
  Make it possible to localize user highlight options
  remove shoutbox test hacks
  fix shoutbox header, use custom scroll-to-bottom system, remove vue-chat-scroll, temporarily add chat test hack
  update changelog with 2.3.0
  change icons around
  Translated using Weblate (Japanese)
  Update timeline_quick_settings.js
  add screen_name_ui to tests
  separate screen_name and screen_name_ui with decoded punycode
  Update CHANGELOG.md
  add basic validation for statusless status notifications
  changelog mention
  fix chat unread badge
  update shelljs to get rid of warnings on build
  save a few characters
  focus input in emoji picker and react picker
  fix vue warnings
  add only to wording
  basic loggedin check for reply filtering
  ...