| Version | Type | Date |
|---|---|---|
| 2.1.7 | release | Jul 2015 |
| 2.2.0-M3 | release | May 2015 |
| 2.1.6 | release | May 2015 |
| 2.2.0-M2 | release | Apr 2015 |
| 2.1.5 | release | Apr 2015 |
| 2.2.0-M1 | release | Mar 2015 |
| 2.1.4 | release | Jan 2015 |
| 2.1.3 | release | Jan 2015 |
| 2.1.2 | release | Dec 2014 |
| 2.1.1 | release | Dec 2014 |
| 2.1.0 | release | Dec 2014 |