add rss/atom links in the header for base/category/tag pages
diff --git a/templates/base.html b/templates/base.html
index 59047c9..1830a68 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -63,6 +63,12 @@
       <p>
         {% block header %}
         <a href="{{ SITEURL }}">Index</a> &#124; <a href="{{ SITEURL }}/archives.html">Archives</a> &#124; <a href="{{ SITEURL }}/categories.html">Categories</a>
+        {% if FEED_ALL_ATOM %}
+        &#124; <a href="{{ FEED_DOMAIN }}/{{ FEED_ALL_ATOM }}">Atom Feed</a>
+        {% endif %}
+        {% if FEED_ALL_RSS %}
+        &#124; <a href="{{ FEED_DOMAIN }}/{{ FEED_ALL_RSS }}">RSS Feed</a>
+        {% endif %}
         {% endblock header %}
       </p>
     </header>