Merge remote-tracking branch 'goog/ub-setupwizard-belgarath'. DO NOT MERGE

Change-Id: I4ad43d6fa75d0872f6bb1ef969cc5cf2bc4a1268
tree: b3a9c8d858583625b2d76ae0b1d570d4b4388c8f
  1. library/
  2. navigationbar/
  3. tools/
  4. .gitignore