FIX: comments block only show if comments present.

layout/_partials/comments.swig

@@ -1,35 +1,51 @@
 {% if page.comments %}
-  <div class="comments" id="comments">
     {% if (theme.duoshuo and theme.duoshuo.shortname) or theme.duoshuo_shortname %}
+    <div class="comments" id="comments">
       <div class="ds-thread" data-thread-key="{{ page.path }}"
            data-title="{{ page.title }}" data-url="{{ page.permalink }}">
       </div>
+    </div>
     {% elseif theme.facebook_sdk.enable and theme.facebook_comments_plugin.enable %}
+    <div class="comments" id="comments">
       <div class="fb-comments"
            data-href="{{ page.permalink }}"
            data-numposts="{{ theme.facebook_comments_plugin.num_of_posts }}"
            data-width="{{ theme.facebook_comments_plugin.width }}"
            data-colorscheme="{{ theme.facebook_comments_plugin.scheme }}">
       </div>
+    </div>
     {% elseif theme.vkontakte_api.enable and theme.vkontakte_api.comments %}
+    <div class="comments" id="comments">
       <div id="vk_comments"></div>
+    </div>
     {% elseif theme.disqus.enable %}
+    <div class="comments" id="comments">
       <div id="disqus_thread">
         <noscript>
           Please enable JavaScript to view the
           <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a>
         </noscript>
       </div>
+    </div>
     {% elseif theme.hypercomments_id %}
+    <div class="comments" id="comments">
       <div id="hypercomments_widget"></div>
+    </div>
     {% elseif theme.youyan_uid %}
+    <div class="comments" id="comments">
       <div id="uyan_frame"></div>
+    </div>
     {% elseif theme.livere_uid %}
+    <div class="comments" id="comments">
       <div id="lv-container" data-id="city" data-uid="{{ theme.livere_uid }}"></div>
+    </div>
     {% elseif theme.changyan.appid and theme.changyan.appkey %}
+    <div class="comments" id="comments">
       <div id="SOHUCS"></div>
+    </div>
     {% elseif theme.valine.appid and theme.valine.appkey %}
+    <div class="comments" id="comments">
       <div id="vcomments"></div>
+    </div>
     {% endif %}
-  </div>
 {% endif %}