Merge branch 'stable-2.16' into stable-3.0

* stable-2.16:
  Check Jira connectivity at startup
  Reintroduce Jira URL normalization
  Fix its-jira init step

Apply GJF to the resulting merge.

Change-Id: I7267aff74f1c722122d8449b6f4b27cd8a223387
tree: 493005d8ec2e483680e34ad01cd685d1e37332fc
  1. .gitignore
  2. .settings/
  3. BUILD
  4. LICENSE
  5. external_plugin_deps.bzl
  6. src/