xuning / livekitAndroidXuningTest

* update protocol

* OnSubscribedQualityUpdate

* fix addTransceiver

* fix bug

* ignore subscribed quality updates from 0.15.1 and below

* fix transceivers not getting hooked up

* add dynacast option and rename autoManageVideo to adaptiveStream

* Properly receive data channels through subscriber

* clean up log

* compose sample app data sending and receiving

* sample app send message example

* send video layers when adding track

* handle portrait aspect ratio

* Update protocol submodule commit

* StreamStateUpdate

* default track streamstate paused

* fix tests

* separate room creation from connect

* fix tests

* Use flow delegate to enable usage of flow observing in compose

* Make tracks flowable as well

* Compose sample

* documentation for flowable variables

* clean up dev change