[GitHub] zeppelin issue #3033: ZEPPELIN-3551. Upgrade Scala to 2.11.12

[HyukjinKwon]

Github user HyukjinKwon commented on the issue:

    https://github.com/apache/zeppelin/pull/3033
  
    Hey @zjffdu, busy? I can take this over - looks there's only minor conflict.


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