3DFaces/libigl_Martin: Extension of libigl which allows to also read the texture of wrl-files in Python as igl.read_triangle_mesh(wrFilePath, V, F, TC)

Martin Thümmel baa09d6385 Added wrl texture support.		4 lat temu
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py_readPNG.cpp	baa09d6385 Added wrl texture support.	4 lat temu
py_writePNG.cpp	baa09d6385 Added wrl texture support.	4 lat temu