Qubes R3.1 release schedule

This schedule is based on Version Scheme.

Date	Stage
8 Dec 2015	3.1-rc1 release
5 Jan 2016	current-testing freeze before 3.1-rc2
12 Jan 2016	3.1-rc2 release
26 Jan 2016	decide whether 3.1-rc2 is the final 3.1
9 Feb 2016	current-testing freeze before 3.1-rc3
16 Feb 2016 23 Feb 2016	3.1-rc3 release