DO NOT MERGE - Merge pie-platform-release (PPRL.181205.001) into master

Bug: 120502534
Change-Id: Iab3ec4aee907fea9001959c2c89832e15ebcb32d
tree: 547529416ecbc3c2a89ba3197d28f090fb46f1af
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk