ambassadors can edit events now

still need to pass tags into the edit form and add the ability to approve/unapprove events from on the view event page
geoposition widget fields back to being hidden
edit event also includes tags
Merge pull request #39 from ialja/master

added edit event functionality
edit event now actually updates the event

still to-do: figure out tags updating and include existing image when editing events
unecessary print
Merge pull request #40 from ialja/master

edit event now actually updates an event
solve the conflict with local changes
add approve event functionality for ambassadors
Merge remote-tracking branch 'upstream/master'
fixing bug in create_or_update_event processor