Merge branch 'stable-3.0' into stable-3.1 * stable-3.0: Upgrade bazlets to latest stable-3.0 to build with 3.0.9 API Upgrade bazlets to latest stable-2.16 to build with 2.16.19 API Align postgresql version used with gerrit core one Stop shipping core dependencies within plugin jar Sort CONDUCTOR_DEPS and EXECUTOR_DEPS alphabetically Change-Id: Ie55fb76eb8e1681ad915cf868baa5b711a384445