Merge branch 'stable-3.2' into stable-3.3

* stable-3.2:
  Honour {httpd,sshd}.gracefulStopTimeout in gerrit.sh
  Elasticsearch: Discontinue EOL version 7.5 support

Change-Id: I9f8ee9c5a764c651e3d5b8e2607d7a5f50cb7216
tree: ef157e09bb91ebd2fbf5957c9f0007c44dbe6ea2
  1. java/
  2. javatests/