ox-it/ox-calendar-widget — pull request #1 by scottbw (2014-05-07 11:13:05+00:00)
Title: define constant ICALEVENTS_VERSION to suppress warning on page

Otherwise you see... "Notice: Use of undefined constant ICALEVENTS_VERSION - assumed 'ICALEVENTS_VERSION' in /Users/scottw/Sites/wordpress/wp-content/plugins/ox-calendar-widget-master/ox_calendar.php on line 67"