Added Star and Polygon Extensions - Looks like Firefox recently broke something and shows mitre ends too long. USed to work great, Chrome is fine.

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2318 eee81c28-f429-11dd-99c0-75d572ba1ddd
Added Star and Polygon Extensions - Looks like Firefox recently broke something and shows mitre ends too long. USed to work great, Chrome is fine. v.2

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2319 eee81c28-f429-11dd-99c0-75d572ba1ddd