am dbddaad2: Merge "Add AuthTokenTable."

* commit 'dbddaad2cba7f10f58418339bf37c1fce2c62593':
  Add AuthTokenTable.
tree: f981fe62e220f4d2224ccb0a2d1bd3053631c3ad
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/