Use sizeof(char)

Signed-off-by: Ken Arroyo Ohori <g.a.k.arroyoohori@tudelft.nl>
Better CGAL templating

Signed-off-by: Ken Arroyo Ohori <g.a.k.arroyoohori@tudelft.nl>
Code clean-up

Signed-off-by: Ken Arroyo Ohori <g.a.k.arroyoohori@tudelft.nl>