feat(screenshare): add screen bitrate config in bbb-html5

Minor enhancement in Libreoffice conversion scripts

fix(chat): no grouping for system messages

chore(connection status): Connection status logs enhancement

chore(connection status): log status change at the server

fix: Do not play random user alert when a viewer joins

refactor: Remove user-list unused code

Do not log chat msgs

Sync breakouts time remaining

fix: Remove sender object from message payload in poll result

fix(bbb-conf): add TasksMax=infinity to Kurento's unit files

enableMultipleKurentos TasksMax fix

Simplify how connection status inteval is configured and make server
log the solo logging option.

Includes a log at Meteor's addConnectionStatus method to log danger,
critical and recoveries triggers on user's connection status change.

 - fix issue https://github.com/bigbluebutton/bigbluebutton/issues/11358 by having the parent meeting
   tell the breakout rooms the remaining time. Currently, each room has its own countdown timer which
   could introduce drifting resulting in breakout rooms ending at different times.

Implements forceRasterizeSlides and pngWidthRasterizedSlides

style(connection status): replace icons

Bbb web run dev

Pulled HTML5 locales on Apr 23, 2021

Resize duplicated poll results annotation

fix: breakout audio don't use previously selected output device

   require to be run with user bigbluebutton.

Fix missing chat messages