pyramid: Disable adaptive playback to fix youtube

* Current set of Adreno drivers produces garbled video output when in
adaptive playback mode. Disable it.
proprietary-files: Add libwvm lib
pyramid: Include FFMPEG codec configuration
pyramid: Add shell property to use AwesomePlayer as default.

This overrides the default player (NuPlayer) from being picked.
Merge branch 'cm-12.0' of https://github.com/ivanich/android_device_htc_pyramid into cm-12.0