release notes
| UserGuide:
4.2, 5.0, 5.1, 5.2, 6.0, 6.1, 6.2, 7.0, 7.1, 7.2 (unreleased), 8.0, 8.1, 8.2, 9.0, 9.1, 9.2, 10.0, 10.1, 7.2 (unreleased)
| Book:
4.2, 5.0, 5.1, 5.2, 6.0, 6.1, 6.2, 7.0, 7.1, 7.2 (unreleased), 8.0, 8.1, 8.2, 9.0, 9.1, 9.2, 10.0, 10.1, 7.2 (unreleased)
| Wiki
| Q&A
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