Switch to side-by-side view

--- a/website/features.html
+++ b/website/features.html
@@ -38,7 +38,7 @@
 	<dt><a name="systems">Supported systems</a></dt>
 	<dd><span class="application">Recoll</span> has been compiled and
 	  tested on FreeBSD, Linux, Darwin and Solaris (versions
-	  FreeBSD 5-7, Redhat 7/8/9, Fedora Core 5-10, Suse 10/11,
+	  FreeBSD 5-7, Redhat 7/8/9, Fedora Core 5-13, Suse 10/11,
 	  Gentoo, Debian 3.1, Solaris 8/9/10. Other not too distant
 	  releases should be ok too).</dd>