Merge branch 'stable-3.6' into stable-3.7

* stable-3.6:
  Fix ApplyObjectActionIT flakiness due to the wrong ref used
  Index change asynchronously upon refs replicated event
  Address follow-up comments to Change 396868
  Introduce wait for replication events to reduce flaky tests
  Fail apply-object on change /meta when missing patch-set

Change-Id: Ic1b25814f3ec80605c8facd2ae12b39c7708af9b
tree: f007fcd834b8d3203d0851c215d54809e676f8fb
  1. example-setup/
  2. src/
  3. .gitignore
  4. BUILD
  5. Jenkinsfile
  6. LICENSE