hlte-common: Clean up NFC packages
hlte-common: Remove unused keylayout
hlte-common: Remove custom audio code

  No need to use custom c code anymore.  We are able to use
  platform xmls, and translation in mixer_paths to achieve
  the same thing.
  Also, kanged from klte/intervigil

Change-Id: I2de426c34d4bdb043eb50861590819b9a1af19f9
hlte-common: Set up proprietary extraction files
hlte-common: Clean up proprietary file listing
hlte-common: Move GPS, QMI, RIL libs to device-specific file
hlte-common: Remove deprecated overlay
hlte-common: Fix path from klte to hlte