Z Release 0.3.0 Performance

Browser Performance

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CLI Performance

./openjscad examples/benchmark.jscad

|Version     0.018          0.3.0	
|spheres      113.64         208.33	per sec
|cubes       2000.00        1000.00	per sec
|cylinders   1111.11        1250.00	per sec
|toruses      126.58         125.00	per sec
|total       3351.33        2583.33	per sec