Github user prabhjyotsingh commented on the issue:
https://github.com/apache/zeppelin/pull/2821
Yes, I've updated the doc
(https://github.com/apache/zeppelin/pull/2821/files#diff-bed1be4fb1f7f6c8e3bd6db18d72dc44R54).
and yes, I agree we should document this in our release notes as well.---
