Github user felixcheung commented on the issue:
https://github.com/apache/zeppelin/pull/868
That was MapR though, you probably want something like this for CDH:
```
mvn clean package -DskipTests -Pspark-1.6 -Phadoop-2.6
-Dspark.version=1.6.0-cdh5.7.0 -Dhadoop.version=2.6.0-cdh5.7.0 -Pvendor-repo
```
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