Implementation of user typing feature to chat

Update help button icon for RLT layout

Clean unused parameters in ApiController.groovy

Display h264 video webcam stream for the iOS mobile client

Add a new message RecordStatusResetSysMsg to be handled and saved in events.xml

# Conflicts:
#	bigbluebutton-web/grails-app/controllers/org/bigbluebutton/web/controllers/ApiController.groovy

Down-scale image sized over 2MB

Pull V2.0.x release into 2.2 (master) to propagate 2.0 fixes

Only propagate necessary information to client

HTML5 client -- pulled latest language files 2018-09-10

Fix poll answers not being displayed on mobile safari

Update npm packages in bbb-html5

Make some devDependency npm packages full depencencies (needed in production)

Merge 2.0 into 2.2(master)

Reset rolledOver when user itemrenderers are used for a different user

Fix listenOnly being interpreted as muted audio (client side)

Fetch fullInfo from Auth every time instead of caching

Multi container docker

Split animation to own span to run in safari.

Better handling of screensharing ice connection state errors.

Add fuctionality for discard current annotation via right-click

Improvements to SFU listen only error handling

Check that HTML5_CONFIG file exists before scanning it