Merge branch 'stable-2.14' into stable-2.15

* stable-2.14:
  Update bazlets to the latest on stable-2.14 to use 2.14.7 release API
  Properly escape the subject
  PropertyExtractor: Add null check for event.submitter

Change-Id: I44bbd8f42320fa117a46a480f36dcf4e27fd1d4d
tree: 595f6d57074ee4d03d5465f8146a6ff8b076d3fd
  1. .settings/
  2. src/
  3. tools/
  4. .gitignore
  5. bazlets.bzl
  6. BUILD
  7. LICENSE
  8. WORKSPACE