Github user alopresto commented on the issue:
https://github.com/apache/nifi/pull/3018
I believe @joewitt backed out the OkHttp changes from
[NIFI-4806](https://issues.apache.org/jira/browse/NIFI-4806) (my previous note
in the Jira) and is instead doing them in
[NIFI-5623](https://issues.apache.org/jira/browse/NIFI-5623), but these changes
will be necessary then nonetheless. ---
