Github user bzz commented on the issue:
https://github.com/apache/incubator-zeppelin/pull/968
Ready to be merged.
CI failure is un-related and is tracked under
[ZEPPELIN-862](https://issues.apache.org/jira/browse/ZEPPELIN-862)
```
05:13:41,508 INFO org.apache.zeppelin.notebook.Paragraph:241 - run
paragraph 20160606-051341_688938155 using pyspark
org.apache.zeppelin.interpreter.LazyOpenInterpreter@2b5b1f5f
No output has been received in the last 10 minutes, this potentially
indicates a stalled build or something wrong with the build itself.
```
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