Bugfix when drawing circles of large radii. The last slice is not being drawn. Reported by  Doug Taylor.
Bugfix when drawing circles of large radii. The last slice is not being drawn. Reported by 
Doug Taylor.


git-svn-id: 033d166fe8e629f6cbcd3c0e2b9ad0cffc79b88b@1363 3a63a0ee-37fe-0310-a504-e92b6e0a3ba7

visionegg/visionegg,visionegg/visionegg,visionegg/visionegg,visionegg/visionegg,visionegg/visionegg