Merge branch 'stable-2.16'

* stable-2.16:
  PolyGerrit UI integration
  Upgrade bazlets to latest stable-2.16 to build with 2.16.13 API
  Upgrade bazlets to latest stable-2.16
  Upgrade bazlets to latest stable-2.15 to build with 2.15.18 API
  Upgrade bazlets to latest stable-2.15
  Upgrade bazlets to latest stable-2.14
  Bazel: Migrate workspace status script to python
  Upgrade bazlets to latest stable-2.16
  Upgrade bazlets to latest stable-2.15
  Upgrade bazlets to latest stable-2.14
  Bump Bazel version to 1.1.0
  build.md: Correct bazel test commands
  Remove bazel-genfiles from .gitignore
  Replace bazel-genfiles with bazel-bin in documentation
  Bump bazel version to 1.0.0
  Upgrade bazlets to latest stable-2.16 to build with 2.16.12 API
  Upgrade bazlets to latest stable-2.15 to build with 2.15.17 API
  Switch required bazel version to 0.29.1
  Make build tests name consistent with stable-2.15
  Upgrade bazlets to latest stable-2.16
  Upgrade bazlets to latest stable-2.15
  Bump required bazel version to 1.0.0rc2
  Upgrade bazlets to latest stable-2.14
  Upgrade bazlets to latest stable-2.15
  Upgrade bazlets to latest stable-2.14
  Bazel: Add fixes for --incompatible_load_java_rules_from_bzl
  Bazel: Use junit_test instead of java_test
  Upgrade bazlets to latest stable-2.16 to build with 2.16.11.1 API
  Upgrade bazlets to latest stable-2.15 to build with 2.15.16 API
  Upgrade bazlets to latest stable-2.15 to build with 2.15.15 API
  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
  BUILD: Make java_test name consistent with other plugins
  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: Idb428a5cbd2bb0533202c4143670db7562eea0a5