footer.html.erb in bookends-0.6.0

- old
+ new
@@ -41,10 +41,16 @@
         </ul>
       </nav>
     </div>
     <div class="col heroku-footer-social">
       <h3><span class="heroku-footer-icon-newsletter"></span>Subscribe to our monthly newsletter</h3>
-      <iframe src="https://go.pardot.com/l/36622/2015-07-20/5l8m8r" name="footer-newsletter" width="100%" height="80" type="text/html" frameborder="0" allowTransparency="true" scrolling="no"></iframe>
+      <form id="bookends-newsletter" accept-charset="UTF-8" action="https://www.heroku.com/newsletter_signups" method="post">
+        <input name="utf8" type="hidden" value="✓">
+        <input type="text" name="website" id="bookends-website" placeholder="do not fill this in" tabindex="-1">
+        <input type="email" name="newsletter_signup[email]" id="newsletter_signup_email" placeholder="Your email address" required="required">
+        <input type="submit" name="commit" value="Go">
+        <p id="bookends-newsletter-result" class="hide"></p>
+      </form>
       <ul class="social-list">
         <li><a class="heroku-footer-icon-rss" href="http://feeds2.feedburner.com/heroku" target="_blank">RSS Feed</a></li>
         <li><a class="heroku-footer-icon-twitter" href="https://twitter.com/heroku" target="_blank">Twitter</a></li>
         <li><a class="heroku-footer-icon-facebook" href="https://facebook.com/heroku" target="_blank">Facebook</a></li>
         <li><a class="heroku-footer-icon-github" href="https://github.com/heroku" target="_blank">Github</a></li>