title: AngularJS/ui-bootstrap radio button group + tooltip?
body: <p>Example here: <a href="http://plnkr.co/edit/a3sSYCy6y046uDJoqb4X?p=preview" rel="nofollow">http://plnkr.co/edit/a3sSYCy6y046uDJoqb4X?p=preview</a></p>
  
  <p>I have a AngularJS/ui-bootstrap radio button group which works, but when I add tooltips to the buttons, they no longer update the model when clicked and don't toggle correctly. Any idea why?</p>