title: javafx 2.0 TitledPane how to change the title text to image+text
body: <p><img src="https://i.stack.imgur.com/Csuon.png" alt="enter image description here"></p>
  
  <p>the default title only contains text, just like the "Apples" title  in the above image.</p>
  
  <p>is that possible to add image in the title.</p>
  
  <p>or </p>
  
  <p>is there a way developer can build a customized TitledPane ?</p>
  
  <p>thanks</p>