Github user sanjaydasgupta commented on the issue:
https://github.com/apache/zeppelin/pull/2834
@zjffdu Thanks for your review - that was very helpful.
Have fixed all the issues - please see [details added after your
comment](https://github.com/apache/zeppelin/pull/2834/files/1e2c87dd36dc091ca898baf8e9f178d6d1a5e600#r176944574).---
