These are the Release Notes for the current and all previous versions.
| Changes in Release 22.4 | Apr 28, 2022 |
| Changes in Release 21.10 | Nov 17, 2021 |
| Changes in Release 21.4 | May 17, 2021 |
| Changes in Release 20.10 | Oct 26, 2020 |
| Changes in Release 20.4 | Jun 11, 2020 |
| Changes in Release 19.2 | Oct 21, 2019 |
| Changes in Release 19.1 | Jun 12, 2019 |
| Changes in Release 19.0 | Apr 10, 2019 |
| Changes in Release 18.1 | Dec 20, 2018 |
| Changes in Release 18.0 | Oct 18, 2018 |
| Changes in Release 17.1 | Sep 25, 2017 |
| Changes in Release 17.0 | May 16, 2017 |
| Changes in Release 16.4 | May 16, 2017 |
| Changes in Release 16.3 | Jan 12, 2017 |
| Changes in Release 16.2 | Oct 14, 2016 |
| Changes in Release 16.1 | Jul 26, 2016 |
| Changes in Release 16.0 | Jun 06, 2016 |
| Changes in Release 15.1 | Nov 03, 2015 |
| Changes in Release 14.1 | Jul 30, 2015 |
| Changes in Release 15.0 | Jul 30, 2015 |
| Changes in Release 14.0 | Jul 30, 2015 |
