Remove references to Report missing tags page

This project is finished, and no longer relevant.

templates/content-index.tpl.html

@@ -15,9 +15,6 @@
         <source src="../media/promos/all-hpr-hosts.mp3" type="audio/mpeg" >
     </audio>
     </p>
-    <p>
-    please help out <a href="/report_missing_tags.php">tagging</a> older shows ! 
-    </p>
   </article>
   <hr>
   <!--% PROCESS 'shared-episode-summary.tpl.html' %-->