fix: options button appearing in save chat

Improve Start A Poll button after publishing poll results

fix: ui adjustments for large te and km locales

fix(security): update postcss and postcss plugins

fix(security): update redis 2.8 -> 3.1

fix(chat): auto scroll to bottom for new users

refactor: remove useless conditionals

Fix re-renders when another chat receives new messages

fix(closed captions): dictation mode and redis communication

feat: add setting to enable/disable raise hand action button

fix: move toggle text outside of buttons in debug window and network modal

BigBlueButton v2.3 uses an instance prefix while generating padIds. Closed
captions was missing this information when updating pad's content for dictation
mode.

This interaction occurs between Etherpad and Meteor.

Run stunclient if it exists

Merge pull request #12328 from bigbluebutton/dependabot/npm_and_yarn/bigbluebutton-html5/hosted-git-info-2.8.9

Bump hosted-git-info from 2.8.8 to 2.8.9 in /bigbluebutton-html5

Recorded polling events improvements

Fix presentation moving down when someone is talking

Chat input padding

chore: Pulled HTML5 locales, May 12, 2021

fix: show avatar in private chat list

 fix(video): check if encodings array is empty before trying to apply bitrate