Change 28037

Time Attribute with previous and current values
Change #28037
2014-05-28
17:47:59

update Calagator::Event 1250466330 Clojure Office Hours Roll back

end_time 2014-05-28 20:30:00 -0700 2014-05-29 20:30:00 -0700
start_time 2014-05-28 18:30:00 -0700 2014-05-29 18:30:00 -0700