Fix small Maven bug
Fix small Maven bug

amaliujia/lenskit,chrysalag/lenskit,chrysalag/lenskit,vijayvani/Lenskit,kluver/lenskit,tajinder-txstate/lenskit,kluver/lenskit,vijayvani/Lenskit,binweiwu/lenskit,vaibhav345/lenskit,vaibhav345/lenskit,kluver/lenskit,aglne/lenskit,vaibhav345/lenskit,tajinder-txstate/lenskit,martinlaz/lenskit,blankazucenalg/lenskit,amaliujia/lenskit,vaibhav345/lenskit,blankazucenalg/lenskit,tajinder-txstate/lenskit,tajinder-txstate/lenskit,kluver/lenskit,binweiwu/lenskit,linjunleo/lenskit,aglne/lenskit,kluver/lenskit,martinlaz/lenskit,linjunleo/lenskit