am 76570123: am 58ad7061: am 93b95dc4: am aa87a11d: am afd7457a: Merge "Collect and store proguard obfuscation dictionary files." into jb-mr2-dev

* commit '765701236789cda7ebdf76d1f8f1592cdaa8e436':
  Collect and store proguard obfuscation dictionary files.