[maven-release-plugin]  copy for tag lenskit-1.3
[maven-release-plugin]  copy for tag lenskit-1.3

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