Remove all frameworks except Bootstrap (#251)

- Remove all frameworks except Bootstrap

- Remove roots-options.php and replace with a more simple
  roots-config.php

- Include all Bootstrap Javascript plugins by default in
  js/plugins.js

- Use Bootstrap Responsive and Topbar navigation by default

- Use Bootstrap markup on forms, page titles, image galleries,
  alerts and errors, post and comment navigation

- Remove Roots styles from style.css and introduce app.css for
  site-specific CSS. Remove almost all previous default Roots
  styles.

- Add latest updates from H5BP project

loop-single.php

@@ -12,10 +12,10 @@
       </div>
       <footer>
         <?php wp_link_pages(array('before' => '<nav id="page-nav"><p>' . __('Pages:', 'roots'), 'after' => '</p></nav>')); ?>
-       <?php $tags = get_the_tags(); if ($tags) { ?><p><?php the_tags(); ?></p><?php } ?>
+        <?php $tags = get_the_tags(); if ($tags) { ?><p><?php the_tags(); ?></p><?php } ?>
       </footer>
       <?php comments_template(); ?>
       <?php roots_post_inside_after(); ?>
     </article>
   <?php roots_post_after(); ?>
-<?php endwhile; /* End loop */ ?>
+<?php endwhile; /* End loop */ ?>