Tests

feat(mapping): TupleMapper utility and CRUD metadata support #166

Job	Run time
tests-crud-integration (3.5.0)	2m 34s
tests-unit	4m 11s
tests-box-integration (2.11.8-ubuntu20.04)	16m 18s
tests-crud-integration (2.11.8-ubuntu20.04)	2m 38s
tests-box-integration (3.5.0)	17m 2s
	42m 43s

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