Add AGP 3.0.0-beta6.
am: e6022acb36

Change-Id: Ie61205d47ace79c5b4303d52984f8a00c305b205
tree: 7ba3510cf2503dfc460307adea09008a41f94257
  1. com/
  2. net/
  3. org/
  4. .gitignore