accept revision date as a command line param as well, since codespeed will not supply a sensible default for us
accept revision date as a command line param as well, since codespeed will not supply a sensible default for us

git-svn-id: 0c33e958600270102f91bf5868e396345dde476c@6181 e27351fd-9f3e-4f54-a53b-843176b1656c

red-hood/calendarserver,red-hood/calendarserver,red-hood/calendarserver,red-hood/calendarserver,red-hood/calendarserver,red-hood/calendarserver