title: How to bring circlemarker on front in leaflet
body: <p>I have two <code>circlemarkers</code>, A and B, at the same place</p>
  
  <p><a href="http://jsfiddle.net/tE3aU/" rel="noreferrer">Demo</a></p>
  
  <p>I'd like marker B to move to the front when I select marker A, and vice versa.</p>