Merge "mkbootimg: add os_version"
am: 9fc2cd20a6

* commit '9fc2cd20a615a03b0375769939ba0dc1a946f4ac':
  mkbootimg: add os_version
tree: 85ddfe090378318de9f9bbe0bd06cc44da11bead
  1. Android.mk
  2. bootimg.h
  3. mkbootimg