test_colorvertex.x3d using X_ITE

X_ITE X3D Browser   Test colorPerVertex set to true. This test attempts to color the vertices of an ElevationGrid. The colorPerVertex field is set to true and 156 colors are defined via a Color node.

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

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