log lib/ur/datetime.ur

age author description
Tue, 18 Feb 2014 07:07:01 -0500 Adam Chlipala Merge with small clean-ups
Mon, 09 Dec 2013 19:19:12 -0500 Patrick Hurst Add datetime functions for adding time intervals.
Sun, 08 Dec 2013 13:14:58 -0500 Patrick Hurst Finish datetime -> t rename