add newest gradle plugin (cherry picked from commit cc33bf5d2c8e84e1309eb165709ec780d9a92d45) am: f20ba82673
am: 10219421ea

Change-Id: I964ca298fcfa1ec66c16697c8ebbd56378964259
tree: aae8a79cbd19e522660c69ce5f9560654598f582
  1. com/
  2. .gitignore