decruft: drop the fa-comment-o icon from comments.php

The 'N Comments' toggle already has a text label. FA usage now only in
page-contact.php (7) before the webfont can go.

comments.php

@@ -1,5 +1,5 @@
 <?php if ( comments_open() ): ?>
-<div class="commentbubble"><a href="#" class="toggle-comments"><?php comments_number('0', '1', '%'); ?> Comments</a> <span class="fa fa-comment-o"></span></div>
+<div class="commentbubble"><a href="#" class="toggle-comments"><?php comments_number('0', '1', '%'); ?> Comments</a></div>
 <?php endif;?>
 <div id="comments" class="comments-area">
 	<?php if ( have_comments() ) : ?>