Merge branch 'stable-2.12' into stable-2.13

* stable-2.12:
  Add an example of filter in documentation
  Escape "<>" in documentation

Change-Id: Ib82930709015f6763cfd04c93f85ccefc35416b5
tree: 37be8e7de8e222c819798aa095ba372689a9eb5e
  1. lib/
  2. src/
  3. tools/
  4. .buckconfig
  5. .gitignore
  6. BUCK
  7. LICENSE
  8. pom.xml