a 220b Clifford Attractor inspired by http://paulbourke.net/fractals/clifford/ and http://aem1k.com/lorenz/ by aemkei
Demo: http://xem.github.io/miniCliffordAttractor
HD (279b): http://xem.github.io/miniCliffordAttractor/big.html
See also: http://github.com/xem/miniPeterDeJongdAttractor / http://github.com/xem/attractorandom