| Version | Type | Date |
|---|---|---|
| 1.21.1 | release | Feb 2016 |
| 1.21.0 | release | Feb 2016 |
| 1.20.0 | release | Feb 2016 |
| 1.19.4 | release | Feb 2016 |
| 1.19.3 | release | Feb 2016 |
| 1.19.2 | release | Feb 2016 |
| 1.19.1 | release | Feb 2016 |
| 1.19.0 | release | Feb 2016 |
| 1.18.2 | release | Feb 2016 |
| 1.18.1 | release | Dec 2015 |
| 1.18.0 | release | Dec 2015 |
| 1.17.0 | release | Dec 2015 |
| 1.16.0 | release | Dec 2015 |
| 1.15.0 | release | Nov 2015 |