min/g3n-engine: Go 3D Game Engine http://g3n.rocks Fork from https://github.com/g3n/engine @ b3566fbac00e93749a072d48d09ef861d76704e2

danaugrs 7acfffd3da implemented collision matrix		8 lat temu
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matrix.go	7acfffd3da implemented collision matrix	8 lat temu
matrix_test.go	7acfffd3da implemented collision matrix	8 lat temu