Do not send UserLeftVoice on UserLeave - fix for audio state issue on reconnect

Merge branch 'center-popups' of https://github.com/riadvice/bigbluebutton into riadvice-center-popups

add moderatorUnmute feature in HTML5 client

Add toast notification for new chat messages and uncomment settings for chat notifications.

Fix presentation context menu when switching locale

Fixes settings service

settings service was missing a `||`

Improvements to the page move events

Fixed a bug with passing props to the polling container

Set initial locale to be the browser one

Merge branch 'locale-browser-default' of https://github.com/gcampes/bigbluebutton into locale-browser-default

Attempt to release mic when not needed for webrtc

Fix issue that prevented end meeting button to appear

[HTML 5] Rounds upload percentage, localize messages in presentation uploader

React 16 and packages update

Add portal with HTML5 *AND* Flash entry point

[HTML5] - Fixed a logClient function call