Merge branch 'stable-2.13'

* stable-2.13:
  RestForwarder: factor out common response handling logic
  Replace wait/notify with CyclicBarrier

Change-Id: I12d527f8d268fbf5dca1a56afda179adb5aaf33f
tree: d2747e099f9189e42e960b97381cfb219a90647e
  1. lib/
  2. src/
  3. .buckconfig
  4. .gitignore
  5. .mailmap
  6. BUCK