Change 173

Time Attribute with previous and current values
Change #173
2009-09-25
14:31:22

update Calagator::Event 1250457547 HacPDX: Portland Haskell Hackathon Roll back

start_time 2009-09-25 10:00:00 -0700 → 2009-09-25 15:30:00 -0700