Merge branch 'stable-3.2' into stable-3.3

* stable-3.2:
  Use volatile and AtomicIntegers to be thread safe

Change-Id: I7183e546b46e17530024cf4368edbd1d32216549
tree: 16f5d9aea5d1c930619a78630efdb2b9e8a42c90
  1. .gitignore
  2. .mailmap
  3. .settings/
  4. BUILD
  5. LICENSE
  6. src/