title: Highchart export is calling events
body: <p>I'm having this problem. I'm using the load and setExtremes events on my chart.</p>
  
  <p>When I click on the export button, all then event are lauched.</p>
  
  <p>The events are causing some undesired behavior.</p>
  
  <p>I would like to disable the events calling on export.</p>
  
  <p>Is this posible?</p>