Hey Michael,
Apologies for late reply.
Please checkout the Spark 1.1.0 Technical preview with HDP http://hortonworks.com/kb/spark-1-1-0-technical-preview-hdp-2-1-5/
and
https://github.com/vinayshukla/SparkDemo1 provides is a simple app that builds with Spark in Hortonworks’s maven repo.