20/12/2006 - 0.55

   - $symon['isolate_hosts'] in setup.inc generates default host layouts for
     all hosts

   - Holop Ferenc's alternate index.php is now the default one

   - sensor template regexp in class_graph now matches correctly

25/06/2006 - 0.54

   - install_rrdtool.sh deals with new ldd layout in OpenBSD 3.9

21/09/2005 - 0.53

   - df layout contributed by Marc Winiger. setup.inc has a new configuration
     option to select whether the df graphs should show bytes or 512 byte
     blocks.

07/07/2005 - 0.52

   - pfq and io files can now be combined into single graphs

   - class names are no longer lowercase in php5 (first reported by Steven Stremciuc)

   - allow if_vlan999.rrd (Stuart Henderson)

   - Gaby Vanhegan contributed even more layouts

16/02/2005 - 0.51

   - configtest.php can accept other layouts using ?layout=

   - cpu[123].rrd is now recognised (Tiago Andre Cunha)

04/02/2005 - 0.5

   - pf.layout now also shows daily averages (Gaby Vanhegan)

   - unrecognised rrdfiles are not graphed (use configtest.php for debugging)

   - php open tags (Holop Ferenc)

   - alternate index1.php (Holop Ferenc)

   - textual: INSTALL (Hiddo Hut)

   - default layout is now sorted alphabetically (Jan Sipke
     van der Veen)

   - port changes (Nikolay Sturm)

   - proc rrd files may now contain dots

26/02/2004 - 0.4

   - added graph for new io and tidied the layouts

   - added syweb port

   - graph and layout do not work for graphs with numeric ids above 9
     (Stephan Tesch)

   - removed typos (Franciszek Holop)

23/11/2003 - 0.3

   - added mbuf and sensor graphs

   - proc graph has a better display

   - layout now complains about rrds in host_tree root
