Re-add Gradle hyperlink
Re-add Gradle hyperlink

vaibhav345/lenskit,tajinder-txstate/lenskit,kluver/lenskit,vaibhav345/lenskit,vaibhav345/lenskit,tajinder-txstate/lenskit,tajinder-txstate/lenskit,tajinder-txstate/lenskit,kluver/lenskit,kluver/lenskit,kluver/lenskit,vaibhav345/lenskit,kluver/lenskit