Created on: 2007-01-10Author: developer@sleepingdog.org.ukLast modified on: 2013-11-20Version: 1.0.1.2Takes a simple datalist of values, and outputs a SVG pie chart.This software is licenced under the CC-GNU GPL http://creativecommons.org/licenses/GPL/2.0/Documentation at http://www.sleepingdog.org.uk/svg/chart/pie/