Merge branch 'stable-2.16' into stable-3.0

* stable-2.16:
  Do not assume ES is running on localhost in tests
  Simplify creation of Elasticsearch containers in tests
  Add debug logs for automatic account creation case

Change-Id: I7046d6cf87282cc2b5a8dda6110cb3854b18bab0
tree: 7de523110fdcf4608535c4d33193a79902b0009d
  1. java/
  2. javatests/