| Version | Type | Date |
|---|---|---|
| 6.21.0 | release | Feb 2016 |
| 7.1.0 | release | Dec 2015 |
| 7.0.0 | release | Oct 2015 |
| 6.20.3 | release | Oct 2015 |
| 6.20.2 | release | Oct 2015 |
| 6.20.1 | release | Oct 2015 |
| 6.20.0 | release | Oct 2015 |
| 6.19.0 | release | Oct 2015 |
| 6.18.0 | release | Oct 2015 |
| 6.15.0 | release | Oct 2015 |