httpd / website: adjust apache headers so logging works

We need to tell apache to use the X-Real-Ip we set at the first proxy
level for remoteipheader. This will get it to log the correct remote ip
in logs.

We can also then re-enable the fix for lists/duplicate headers with no
problems.

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

roles/httpd/website/templates/website.conf

@@ -63,11 +63,13 @@
   SetOutputFilter DEFLATE
 {% endif %}
 
+  # tell apache to use X-Real-Ip for the real ip this request came from
+  RemoteIPHeader X-Real-Ip
   # Do not add proxy headers here as they were already added when we
   # first got the request and sent it to anubis. This fixes some applications
   # (like mailman/django) that don't deal well with duplicate x-forwarded-for
   # entries and keeps the non anubis behavior.
-  #ProxyAddHeaders off
+  ProxyAddHeaders off
 
   Include "conf.d/{{ site_name }}/*.conf"
 </VirtualHost>