release notes | UserGuide: 4.2, 5.0, 5.1, 5.2, 6.0, 6.1, 6.2, 7.0 (unreleased) | Book: 4.2, 5.0, 5.1, 5.2, 6.0, 6.1, 6.2, 7.0 (unreleased) | Wiki | Q&A