doc

website/features.html

@@ -118,6 +118,10 @@
           <span class="application">groff</span>).</li>
 
         <li><span class="application">Dia</span> diagrams.</li>
+        <li><span class="application">Excel</span>
+          and <span class="application">Powerpoint</span>
+          for <span class="application">Recoll</span> versions 1.19.12
+          and later.</li>
       </ul>
 
       <h4>File types indexed with external helpers</h4>
@@ -182,7 +186,11 @@
 
         <li><span class="application">Powerpoint</span> and <span
         class="application">Excel</span> with the <a href=
-        "http://vitus.wagner.pp.ru/software/catdoc/">catdoc</a> utilities.</li>
+        "http://vitus.wagner.pp.ru/software/catdoc/">catdoc</a>
+        utilities up to recoll 1.19.12. Recoll 1.19.12 and later use
+        internal Python filters for Excel and Powerpoint, and catdoc
+        is not needed at all (catdoc did not work on many semi-recent
+        Excel and Powerpoint files).</li>
 
         <li><span class="application">CHM (Microsoft help)</span> files
           with <span class="command">Python,