Merge branch 'stable-3.1' * stable-3.1: Upgrade bazlets to latest stable-3.1 Upgrade bazlets to latest stable-3.0 Upgrade bazlets to latest stable-2.16 Upgrade bazlets to latest stable-2.15 Upgrade bazlets to latest stable-2.14 Change-Id: I544c77b1d3fa34aa9f7ffc3e695aa3c85759908a