Switch to side-by-side view

--- a/website/download-1.17.html
+++ b/website/download-1.17.html
@@ -53,9 +53,6 @@
 
       <p>The current version is 1.17.4. <a href="release-1.17.html">
           Release notes</a>.</p>
-
-      <p>The download page for Recoll 1.16 is
-	<a href="download-1.16.html">still available</a>.</p>
 
       <p>Recoll <a href="usermanual/rcl.install.html">
 	  Installation / building manual</a>.</p>