Merge branch 'stable-2.11'

* stable-2.11:
  Add sample NewProjectCreatedListener
  Build with API version 2.11 and consume from Maven Central

Change-Id: I72593dcfc2f79469499d0c631fe29d07e66536c8
tree: bae9d79cc00960f0d227a0143854d3c69b603eb1
  1. lib/
  2. src/
  3. .buckconfig
  4. .gitignore
  5. BUCK
  6. LICENSE
  7. pom.xml