Github user astroshim commented on the pull request:
https://github.com/apache/incubator-zeppelin/pull/453#issuecomment-158581828
My build was passed(below log is my build result), why travis has failed?
```
[INFO] Reactor Summary:
[INFO]
[INFO] Zeppelin .......................................... SUCCESS [3.586s]
[INFO] Zeppelin: Interpreter ............................. SUCCESS [6.411s]
[INFO] Zeppelin: Zengine ................................. SUCCESS [1.723s]
[INFO] Zeppelin: Spark dependencies ...................... SUCCESS [37.944s]
[INFO] Zeppelin: Spark ................................... SUCCESS [24.278s]
[INFO] Zeppelin: Markdown interpreter .................... SUCCESS [0.379s]
[INFO] Zeppelin: Angular interpreter ..................... SUCCESS [0.403s]
[INFO] Zeppelin: Shell interpreter ....................... SUCCESS [0.318s]
[INFO] Zeppelin: Hive interpreter ........................ SUCCESS [1.512s]
[INFO] Zeppelin: Apache Phoenix Interpreter .............. SUCCESS [2.107s]
[INFO] Zeppelin: PostgreSQL interpreter .................. SUCCESS [0.425s]
[INFO] Zeppelin: Tajo interpreter ........................ SUCCESS [0.622s]
[INFO] Zeppelin: Flink ................................... SUCCESS [5.892s]
[INFO] Zeppelin: Apache Ignite interpreter ............... SUCCESS [0.514s]
[INFO] Zeppelin: Kylin interpreter ....................... SUCCESS [0.322s]
[INFO] Zeppelin: Lens interpreter ........................ SUCCESS [1.600s]
[INFO] Zeppelin: Cassandra ............................... SUCCESS [42.186s]
[INFO] Zeppelin: web Application ......................... SUCCESS [56.679s]
[INFO] Zeppelin: Server .................................. SUCCESS [10.031s]
[INFO] Zeppelin: Packaging distribution .................. SUCCESS [0.465s]
[INFO]
------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO]
------------------------------------------------------------------------
[INFO] Total time: 3:17.977s
[INFO] Finished at: Sat Nov 21 11:24:42 KST 2015
[INFO] Final Memory: 189M/3020M
[INFO]
------------------------------------------------------------------------
```
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