Github user Leemoonsoo commented on the issue: https://github.com/apache/zeppelin/pull/1663 Sorry for coming back late. Tested the last commit and looks good to me. @karuppayya could you merge master and resolve the conflict and see if CI becomes green? Then i'd like to merge it to master. I've found one behavior from last commit which can be addressed in either this PR or following PR 
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---