Show 'Default' in Speakers list when browser is Safari

Add settings.gradle for pres-checker project

Update bigbluebutton-web to grails 3.3.9

Add instructions to upgrade gradle and grails.

Fix duplicated dropdowns on userlist.

Implement enable/disable Animations

Related to #6334

Closes #6334

Pull HTML5 locales Feb1, 2019

* Added support for HMAC SHA256 encryption

* Added back accidentally deleted line

* Moved oauth library to seperate repository

* Fixed weird indentation in ToolController.groovy

* Fix listing multiple playbacks
* Fix localization
* Consider X-Forwarded-Proto header to determine which endpoint to use
* Allow custom context different than /lti
* Add pt_BR strings

Fix fit to width button border

Add recording events to webhooks

Update docker files for Kurento

Improve logging

Co-Authored-By: MaximKhlobystov <MaximKhlobystov@users.noreply.github.com>

Add open-in-native-app functionality in demo page

Hide Mic and Camera buttons when userAgent is Mobile App

Fix loading slide images in presentation format

Remove the Chrome extension check for versions >= 72

Update the html5 sipjs logging with more messages