am 78d9b354: (-s ours) Camera: Metadata XML cleanup, add README: DO NOT MERGE

# Via Igor Murashkin
* commit '78d9b3543439115fe723770f1facee21a3e1793a':
  Camera: Metadata XML cleanup, add README: DO NOT MERGE
tree: 9be51182f923e1492e8d5f398c0ff4bbd906cc89
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. CleanSpec.mk