[GitHub] zeppelin issue #2894: ZEPPELIN-3364. Followup of ZEPPELIN-3362, improve Zepp...

[zjffdu]

Github user zjffdu commented on the issue:

    https://github.com/apache/zeppelin/pull/2894
  
    @felixcheung comments are addressed except #2890 (comment) which I plan to 
do in separate PR as it is not a trivial change I believe.


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