2016-05-24: "Alpha 1"
2016-06-21: "Alpha 2"
2016-07-20: "Alpha 3 - base system freeze"
2016-08-31: "Beta 1"
2016-09-22: "Beta 2 (delayed one day)"
2016-10-05: "Beta 3 - package freeze"
2016-10-18: "RC1"
2016-11-02: "RC2"
2016-11-16: "Release"