xuning / livekitAndroidXuningTest

* feat: E2EE.

* chore: more changes.

* chore: reduce code.

* revert unnecessary changes.

* update.

* update.

* add e2ee to sample-app.

* update.

* fix build.

* Fix preferences save/get e2ee settings.

* update.

* update.

* update.

* revert changes.

* Update livekit-android-sdk/src/main/java/io/livekit/android/e2ee/KeyProvider.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* Update livekit-android-sdk/src/main/java/io/livekit/android/e2ee/KeyProvider.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* Update sample-app-common/src/main/java/io/livekit/android/sample/CallViewModel.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* Update livekit-android-sdk/src/main/java/io/livekit/android/room/Room.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* improve code

* update.

* Update livekit-android-sdk/src/main/java/io/livekit/android/room/track/LocalAudioTrack.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* Update livekit-android-sdk/src/main/java/io/livekit/android/room/track/LocalVideoTrack.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* Update livekit-android-sdk/src/main/java/io/livekit/android/room/track/RemoteAudioTrack.kt

Co-authored-by: davidliu <davidliu@deviange.net>

* update.

* update.

---------

Co-authored-by: davidliu <davidliu@deviange.net>

driveby: updated callback types

Also changed the default audio mode to MODE_NORMAL and focus mode to AUDIOFOCUS_GAIN, and the default input audio source to DEFAULT

Also update WebRTC sdk to 104.5112.10

* Jacoco test coverage reporting

* jacoco github action

* fix github action

* publish only summary

* fix github action

* only run unit tests for now

* asdf

* fix file path

* remove github actions for now

* Implement Track getStats method

* Fix tests

* Change track options to be FlowObservable

* View based sample update

* protocol update

* support and handle name/metadata update

* wait for server to return updates since we don't know if we have perms to update

* change function names to better indicate that these are not direct setter functions

* fix tests

* update readme

* update readme

* readme manager initial setup

This PR makes the README ready to be managed by the readme manager. It adds custom comment tags to the readme, which are invisible when the README is rendered, but tell the readme manager where to insert and update content.

* Update README.md

* Update protos

* Handle reconnect response