Open source replacement for proprietary Qualcomm aptX libraries on Android

Ugly vndk fixes to run Android 8.1 on 8.0 devices

An app which will do various stuff for Treble ROMs

Helpers to create a system-as-system image from an adequate system-as-root one. Source patches are still required on the SaR source image.

This includes hardware-specific overlays for Treble ROM

Android device-tree for generic Treble target

Notes about tinkering with Android Project Treble