Snap for 4722539 from 8e75a22ca0e7ab27cb73d2d439e5ac8ea8945ebc to pi-release

Change-Id: I0e9ebda9147b80672e06b1a888d5be3a2000e574
tree: 5d3fdc90fbc3b75af9329b52b38a43653f1a098d
  1. prebuilt/
  2. Android.mk
  3. CleanSpec.mk
  4. README