want to update my remote
Merge branch 'av' of https://github.com/naxuroqa/Venom into av
Visible call button, empty callbacks
changed var name, audio_on is now also a bool
Call button now echos mic input
Added basic AudioManager class
AudioManager class now being used for mic playback
moved AudioManager to correct path
made AudioManager class a singleton, moved events from conversationwidget to contactlistwindow