Add a couple of useful hyperlinks to the footer

Link to the bot README and to the IRC channel logs so that people can
more easily discover details of the process behind the generation of
this page.

Change-Id: I91347f7b9732ead934d56e4d1c84d94e08910a13

html/ptg.html

@@ -93,7 +93,7 @@
    <small><i>Use '#TRACK book SLOTREF' to book one of the empty slots with the ptgbot</i></small>
   </div>
 </div>
-<p class="text-muted">Content on this page is being driven by room operators through the openstackptg bot on the #openstack-ptg IRC channel. It was last refreshed on {{timestamp}}.</p>
+<p class="text-muted">Content on this page is being driven by room operators through the <a href="https://github.com/openstack/ptgbot/blob/master/README.rst">openstackptg bot</a> on the <a href="http://eavesdrop.openstack.org/irclogs/%23openstack-ptg/">#openstack-ptg IRC channel</a>. It was last refreshed on {{timestamp}}.</p>
 </script>
 
 <script src="jquery-1.9.1.min.js"></script>