+2004/01/20 Tobi Oetiker <tobi@oetiker.ch>
+ Ripped out all foreign libraries and adapted
+ Configure and Makefiles and accordingly.
+
+2002/03/26 Peter Speck <speck@ruc.dk>
+ Contribution of an svg output routine for the new gfx graphing part
+
+2002/03/23 Alex van den Bogaerdt <alex@ergens.op.Het.Net>
+ Several visible changes made to rrd_graph
+ * Pie chart support workable
+ * Elements that are not used do not take up space on the img
+ * Hack for the missing rotated text (see --vertical-label)
+ * Tiny boxes in front of labels now scale with the text
+