Merge 2.0 into 2.2

# Conflicts:
#	bigbluebutton-client/src/org/bigbluebutton/modules/whiteboard/views/WhiteboardToolbar.mxml
#	bigbluebutton-config/bigbluebutton-release
#	bigbluebutton-html5/imports/api/users/server/handlers/guestApproved.js (Not Fixed)

Pen tool only for multi-user whiteboard

Fix camera lock when skipCamSettingsCheck is true

Crippled chromeExtensionLinkURL in bbb-conf

chromeExtensionLinkURL gets crippled in config.xml thus Google Chrome server sharing extension fails to install through crippled link.

Comply audio lock setting.

Allow html5 user to join in any breakout room

Allow longer menu labels (think DE) to spread over several rows within the menu

change mute/unmute icon

User info lookup

Trying to fix WebRTC video tag attachment

Trying to fix video tag attachment race condition and correctly checking peer availability on server messages

[Flash] Added STUN/TURN config via API to Flash kurento-extension script and re-enabled window sharing

Disable HTML5 waiting screen for guest approve

SFU correctly throwing connection error on KMS misconfig

Fixed two issues preventing recordings from being processed and published

[HTML5] STUN/TURN config support for SFU client-side apps and general improvements

Propagating configs to WebRTC screenshare script and added support for STUN/TURN config to SFU components

Add 1px thickness option to whiteboard pencil