editevent.php: Only set update_event if there's an event number and if  insert_event is not set.  Fixes a bug where inserting an event looked  like you were editing an event instead of adding one.  Note that this is  only a cosmetic change, it doesn't actually change any functionality.
editevent.php: Only set update_event if there's an event number and if 
insert_event is not set.  Fixes a bug where inserting an event looked 
like you were editing an event instead of adding one.  Note that this is 
only a cosmetic change, it doesn't actually change any functionality.


git-svn-id: 5a113f46df058f8047e288f4f3e948d899353d9a@453 410355f2-c4ea-45de-a5b5-301721f902b9

mwcampbell/prs,mwcampbell/prs,mwcampbell/prs