am a9b9e3f7: am 930189f0: am df71cabb: cherrypick Change-Id: Ica1b68a1687917432d39d7d116c9c24fa1644a83 Initial posting of in-app billing docs

* commit 'a9b9e3f7a955888c44ecfba6cf29c420862976d2':
  cherrypick Change-Id: Ica1b68a1687917432d39d7d116c9c24fa1644a83 Initial posting of in-app billing docs
tree: fb817d03badd962bd310ce18b949ffc469c4f874
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. vpn/
  7. MODULE_LICENSE_APACHE2
  8. NOTICE