test_normalfaces.x3d using X_ITE

X_ITE X3D Browser   This test apply normals to the quadrilateral of an ElevationGrid. The test should generate a montanious looking grid with a default colored surface with a darken ground and lighted mountains.

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     Original X3D model: test_normalfaces.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/ConformanceNist/Geometry/ElevationGrid/test_normalfacesIndex.html

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