Merge branch 'stable-3.2'

* stable-3.2:
  Upgrade bazlets to latest master to build with 3.2.3 API
  Upgrade bazlets to latest stable-3.1 to build with 3.1.8 API
  Upgrade bazlets to latest stable-3.0 to build with 3.0.12 API
  Upgrade bazlets to latest stable-2.16 to build with 2.16.22 API

Change-Id: Ic8b07a62a64d6fa56e0e7607e3c766f9036920d1