Improvements to camera viewer reconnections and added an outbound ICE queue for cameras

Also try to reconnect when ICE fails, a server-side error comes through or the WebRTC stack throws a tantrum, not only when the first connection fails.

Only send candidates after the SDP exchange was locked due stop-start glare

Replaced "Audio Error" with a template literal of the error

Swapping PAGE_UP and PAGE_DOWN key bindings

Swapping the keys as requested by @kaitkrull  to fit most of the remotes.

Update talking indicator styles

Increase padding of talking indicator elements

Hangup sip.js on timeout and stop audio join double click

Handle sip.js autoplay failure

edited rap-caption-inbox.rb to get appropriate files in presentation

screenshare recording format: add breakout room info to metadata.xml

bbb-record: Skip ".norecord" meetings when running --rebuildall

Don't skip video preview if called via interface

Pulled HTML5 locales Nov 22, 2019

Recording: Switch from vp8 to vp9, use better x264 options

Add Skip video preview

Co-Authored-By: Anton Georgiev <antobinary@users.noreply.github.com>

Users don't expect not-recorded meetings to appear when rebuilding
all of their existing recordings.

You can still use bbb-record --rebuild on a single not-recorded
meeting to force it to process.

Fixes #6394

Fixes #8252

Update annotations/cursor streamer logic

Add mute functionality to talking indicator 

Updates to detect 18.04