Merge branch 'stable-2.16' into master
* stable-2.16:
Upgrade bazlets to latest stable-2.16 to build with 2.16.10 API
Upgrade bazlets to latest stable-2.16
Upgrade bazlets to latest stable-2.15
Upgrade bazlets to latest stable-2.14
Upgrade bazlets to latest stable-2.15
Upgrade bazlets to latest stable-2.14
Upgrade bazlets to latest stable-2.16 to build with 2.16.9 API
Upgrade bazlets to latest stable-2.15
Upgrade bazlets to latest stable-2.14
Upgrade bazlets to latest stable-2.15 to build with 2.15.14 API
Change-Id: I7d0cbc52671d6cf605834343edf359425020a218