(function() {
  var script = document.createElement('script');
  script.setAttribute('src', 'https://mdaines.github.io/viz.js/viz.js');
  script.onload = function() {
    [].forEach.call(document.querySelectorAll('script[type="text/viz"]'), function(s) {
      var code = s.innerText || s.textContent;
      var format = s.getAttribute('data-format') || 'svg';
      var engine = s.getAttribute('data-engine') || 'dot';
      var html = Viz(code, format, engine);
      var wrapper = document.createElement('div');
      wrapper.innerHTML = html;
      s.parentNode.replaceChild(wrapper, s);
    });
  };
  document.head.appendChild(script);
})(this);

@@ -90,17 +90,16 @@
 ', 'http
-s
 ://mdain
@@ -118,16 +118,40 @@
 /viz.js/
+bower_components/viz.js/
 viz.js')

Update the url of viz.js