title: render an event in fullcalendar with custom data on the fly when changing the input element
body: <p>I am trying to render a custom event on the fly to show on the fullcalendar on the page,
  i am getting the already existing events from the url 
  $(.id).fullCalendar('addEventSource', 'the file name where the json is rendered');</p>
  
  <p>but i dont have any clue on how to get the new event rendered</p>