Merge branch 'stable-3.0' into stable-3.1

* stable-3.0:
  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
  Elasticsearch: Unharcode localhost for container's

Change-Id: I73ca4d522346712d75b154115f1ece4638951641
tree: e0464d97e18179aa5198a57e0c8cf5b0a5f05f1b
  1. java/
  2. javatests/