Remove alco.

seminar/index.html

@@ -23,9 +23,7 @@ title: Seminar
     <ul>
       <li><a href="https://sympa.lix.polytechnique.fr/lists/subscribe/proofs-algorithms-seminar">subscribe to the mailing-list</a></li>
       <li><a href="{{ site.baseurl }}/seminar/calendar.ics">subscribe to the calendar</a></li>
-      <li><a href="mail.txt">read the mail announce for next seminar</a> (or specifically the one of <a href="mail-alco.txt">AlCo</a>, <a href="mail-cosynus.txt">Cosynus</a> or <a href="mail-partout.txt">Partout</a>)</li>
-      <li><a href="mailnext.txt">read the mail announce for the one following next seminar</a> (or specifically the one of <a href="mailnextalco.txt">AlCo</a>)</li>
-      <li><a href="tweet.txt">read a tweet like announce for next seminar</a> (or specifically the one of <a href="tweet-alco.txt">AlCo</a>, <a href="tweet-cosynus.txt">Cosynus</a> or <a href="tweet-partout.txt">Partout</a>)</li>
+      <li><a href="mail.txt">read the mail announce for next seminar</a> (or specifically the one of <a href="mail-cosynus.txt">Cosynus</a>, <a href="mail-partout.txt">Partout</a> or <a href="mail-phiqus.txt">PhIQuS</a>)</li>
     </ul>
     Unless otherwise stated, all times below are in Paris local time.
   </p>