Remove OT references

design/publicfooter.php

@@ -3,7 +3,7 @@
   </table>
 </div>
 <div id="foot">
-  <span><a href="#"><?=SITE_NAME?></a> | <a href="https://git.oppaiti.me/Oppaitime/Gazelle">Project Gazelle</a></span>
+  <span><a href="#"><?=SITE_NAME?></a></span>
 </div>
 </body>
 </html>