Github user felixcheung commented on the pull request:
https://github.com/apache/incubator-zeppelin/pull/719#issuecomment-188080562
In the post commit build, it looks like Selenium tests are failing because
of "Connection refused" from screen shots. Any idea?
https://s3.amazonaws.com/archive.travis-ci.org/jobs/111391355/log.txt
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