am b1cb5aab: am 748856f2: am a7ddd029: am 80e84e2d: am f3cecfa2: am 55d525b2: am 716cc7dc: Add documentation for AndroidKeyStore

* commit 'b1cb5aabeb68815715eed423f1f9a7edb9a3e938':
  Add documentation for AndroidKeyStore