Follow link without sending referrer.

gistfile1.js

//= require lib/jquery
//= require csrf

function openWithoutReferrer(url) {
  var site = window.open("", "hide_referrer");
  site.document.open();
  site.document.writeln('<script type="text/javascript">window.location = "' + url + '";</script>');
  site.document.close();
}

$('a.noreferrer').live('click', function(e) {
  e.preventDefault();
  openWithoutReferrer(this.href);
});