add the stale release

Update to version 12.1.8 - Read HISTORY.md

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Update to version 12.1.7

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Update to version 12.1.6

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version 12.1.5

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Merry Christmas: version 12.1.3 released

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Update to version 12.1.2

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Update to version 12.1.1 (context.FindClosest)

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Version 12.1.0

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