Port UTM, MGRS, GARS and LatLon graticules from Java code base.#238

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EMaksymenko wants to merge 3 commits intoNASAWorldWind:developfrom WorldWindEarth:feature/graticule

+7,165-123

Commits on Dec 7, 2020

Commits on Apr 23, 2022

Optimize GARS graticule tiles thresholds.
EMaksymenko
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