Switch to using protocol relative URLs.

The docs won't work via `file://` anyway.

docs/_includes/footer.html

@@ -35,11 +35,11 @@
   window.twttr = (function (d,s,id) {
     var t, js, fjs = d.getElementsByTagName(s)[0];
     if (d.getElementById(id)) return; js=d.createElement(s); js.id=id; js.async=1;
-    js.src="https://platform.twitter.com/widgets.js"; fjs.parentNode.insertBefore(js, fjs);
+    js.src="//platform.twitter.com/widgets.js"; fjs.parentNode.insertBefore(js, fjs);
     return window.twttr || (t = { _e: [], ready: function(f){ t._e.push(f) } });
   }(document, "script", "twitter-wjs"));
 </script>
 
-<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
+<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
 <script src="/dist/js/ratchet.min.js"></script>
 <script src="/assets/js/docs.min.js"></script>