Documentation update: keep only download info for latest minor version
Documentation update: keep only download info for latest minor version

.. or minor version with breaking changes like JDK 8 between minor versions

marcelmay/greenmail,greenmail-mail-test/greenmail,greenmail-mail-test/greenmail,marcelmay/greenmail,marcelmay/greenmail,marcelmay/greenmail,marcelmay/greenmail,greenmail-mail-test/greenmail