title: Get Id and title from background events on dayClick
body: <pre><code>$('#calendar').fullCalendar({
          header: 
          {
              left: 'prev,next today',
              center: 'title',
              right: 'agendaWeek,agendaDay'
          },
          events: [
                  {
                      id: 'availableForMeeting',
                      start: '2015-02-11T10:00:00',
                      end: '2015-02-11T16:00:00',
                      rendering: 'background'
                  },
                  {
                      id: 'availableForMeeting',
                      start: '2015-02-13T10:00:00',
                      end: '2015-02-13T16:00:00',
                      rendering: 'background'
                  }
          ]
          dayClick: 
          function(date, jsEvent, view) {
              if (jsEvent.target.classList.contains('fc-bgevent')) {
                  //I can find out if it is a backround event.                
              }
          }
      }); 
  </code></pre>
  
  <p>I can find out if it is a backround event but how can I get the id of it?</p>