Merge pull request #436 from mtconnect/434_add_validation_to_observat… #280

Job	Run time
Ubuntu Latest, Shared: True	18m 2s
Windows 2019 Arch: x86, Shared: False	24m 46s
MacOS Latest, Shared: True	36m 27s
Ubuntu Latest, Shared: False	17m 55s
Windows 2019 Arch: amd64, Shared: True	32m 50s
MacOS Latest, Shared: False	29m 53s
Windows 2019 Arch: amd64, Shared: False	31m 45s
	3h 11m 38s

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