kiji-scoring-server: SCORSRVR-13. mvn release test failures

issue: https://jira.kiji.org/browse/SCORSRVR-13
review: https://review.kiji.org/r/1710
commit: https://github.com/kijiproject/kiji-scoring-server/commit/20ee71d399b20053199dc8ae56277f73063623f9