title: Add images to d3 chord diagram
body: <p>I would like images as the endpoints. I have tried adding  but no luck. Any ideas/working examples?</p>
  
  <p><a href="http://bost.ocks.org/mike/uberdata/" rel="nofollow noreferrer">http://bost.ocks.org/mike/uberdata/</a></p>
  
  <p><img src="https://i.stack.imgur.com/68lKL.png" alt="enter image description here"></p>