Merge branch 'stable-3.1'
* stable-3.1:
Fix so that GWTUI js file is not executed under PolyGerrit
DeleteProjectIT: Check that project gets unwatched after deletion
DeleteProjectIT: Assert that after forced delete reindexing happened
DeleteProjectIT: Add ssh delete watched project test similar to http
Fix reindex after project deletion
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 in-tree test command
Replace bazel-genfiles with bazel-bin in documentation
Change-Id: I68db79e2797b254c7fd79d8587b51e066f81b7f4