title: How to fill addMultiOptions with data from database
body: <p>What I want to create is a form with an select field. The items in the select
  field are categories, I want to put them from the database into the form addMultiOptions.</p>
  
  <p>Hope some one can help me.</p>
  
  <p>With kind regards,</p>
  
  <p>Nicky</p>