various attempts at audio fixes (currently only raw audio works)
- update google vpx decoder to 4.4 compatibility (thanks to @WaylandACE - https://github.com/omnirom/android_device_samsung_galaxys2-common/commit/3ce3b1e1241f6f261c475eedab5cf50267e175b3)
- include audio_effects.conf (taken from aries Kitkat bringup by @SefraDev - https://github.com/omnirom/android_device_samsung_aries-common/commit/40308b9f1f6fe2a6a0e6b65742e60dd28a25bde5)