Merge branch 'stable-3.2'
* stable-3.2:
Upgrade bazlets to latest master to build with 3.2.2 API
Upgrade bazlets to latest stable-3.1 to build with 3.1.7 API
Upgrade bazlets to latest stable-3.0 to build with 3.0.11 API
Remove the commented-out snapshot plugin api lines
Upgrade bazlets to latest master
Adapt SNAPSHOT plugin api example to the 3.1 version
Upgrade bazlets to latest stable-3.1
Prepare for new gerrit_api snapshot version usage
Upgrade bazlets to latest stable-3.0
Upgrade bazlets to latest stable-3.0
Change-Id: I64fbacc293d35c6068e2dd3dc59d9b257422f7c9