add nack pli
Removes the chrome check. Fixes some minor firefox compatibility issues.
Don't add the x-goog-conference flag if there are no simulcast senders
Fixes firefox issues. The firefox video is displayed in chrome.
Fixes the issue with not receiving video in chrome from firefox when trickle is enabled.
Fixes the issue with the chrome video that is not displayed in firefox.
Implements workaround for the issues in firefox nightly.
Removes the "src" attribute dependancies. Fixes the issues with not displaying the large video and thumbnails clicking not working on firefox.
Removes browser checks. Optimizes the browser specific code.
try audio-only when GUM fails
Fixes issues when participant leaves caused by removing src dependancies. Stops the tracks when stream is removed.
Merge branch 'master' into firefox

Conflicts:
	app.js
	libs/strophe/strophe.jingle.adapter.js
	simulcast.js
	videolayout.js
Fixes issues caused by the merge with master. Fixes the simulcast conferences on chrome.
Fixes the issue with the large video that doesn't fill the large video container.
Fixes issue introduced by 71e290a8ad78daa2873a12fb89148c9cbf08d2c5.

simulcastlayerschanged/ing should run if lastN is disabled.
Fixes typo in comments.
Implements firefox support for the rtp stats
Merge pull request #199 from jitsi/audioonly-again

try audio-only when GUM fails
Merge pull request #99 from jitsi/nackpli

add nack pli
Fixes an issue with strange values of bitrate statistics.