feat(webRTC): reintegrate the webRTC plugin

According to this discussion, we treat this webRTC plugin as basic things we should have on Kabam:
https://github.com/mykabam/kabam/commit/fd12f7ba89c30e6dfbab5db4546674ba6fc66f29#commitcomment-4352547
Merge branch 'reintegrate-the-webrtc-plugin-into-kabam'