Merge branch 'stable-2.16'
* stable-2.16:
Upgrade bazlets to latest stable-2.16 to build with 2.16.4 API
Upgrade bazlets to latest stable-2.15 to build with 2.15.9 API
Upgrade bazlets to latest stable-2.15 to build with 2.15.8 API
Upgrade bazlets to latest stable-2.14 to build with 2.14.18 API
Upgrade bazlets to latest stable-2.16 to build with 2.16.2 API
Upgrade bazlets to latest stable-2.16 to build with 2.16.1 API
Bazel: Include eclipse-out directory in .bazelignore
Add explanatory comment to empty BUILD file(s)
Upgrade bazlets to latest stable-2.16 to build with 2.16 API
Upgrade bazlets to latest master to build with 2.16-rc3 API
Upgrade bazlets to latest stable-2.15 to build with 2.15.7 API
Upgrade bazlets to latest stable-2.14 to build with 2.14.17 API
Change-Id: I5198c9a8348659c5c2cf3b732e749bea8b2805ff