Use JSON-P.
Added the ability to specify an event_url in the options.
Removed side bar, because the designers want the events to just link to another page.
Added the callback to the test exectations.
Merge branch 'master' of https://github.com/VenueDriver/widgets-venuedriver-com

Conflicts:
	public/js/CalendarEventsWidget.js
	spec/javascripts/CalendarWidgetSpec.js