Allow start breakout rooms with empty rooms when is freejoin.

[HTML5] Chrome extension-based screensharing with the newest adapter

Update the version of adapterjs and renable sipjs logging

[2.2][Flash] Fixed Chrome extension-based screensharing with latest adapter

[2.2] Remove WebRTC blocks for Edge and update adapter.js

Fix dropdown menu in webcam

Add check for restarting etherpad

Fix chat alert (push and audio) #6430

Adding variables listed in the docker README

Created property keepEvents at bbb-web to make redis record the event…

 Fix issue where listen only suddenly looses audio stream

Add a check to reject undecodable video streams.

   listen only callers. If not, the globak audio stream is destroyed and not re-recreated
   resulting in no audio for listen only.

Added remaining 2.2 HTML5 logs. Fixed issues with format

Fix blank panel when breakout rooms ends

In some cases, ffmpeg will be able to read the file, but the video itself
can't be decoded (missing/corrupt stream headers, for example). In this case,
some of the properties on the stream object will be nil.
Make sure that pix_fmt is present in the probed info, since that's a required
property.

Fix audio test play button.

Update index.html to join HTML5 user as Moderator

Fixed Safari check in kurento-utils

Fix the issue with webcam preview and webcams dropdown

Fix webcam/screen sharing on Windows

Update the copyright in 2.2 Flash client to 2019