Up the version and update deps #472

Job	Run time
test (3.8, 1.5.0)	1m 43s
test (3.8, 1.6.0)	57s
test (3.8, 2.0.0)	1m 5s
test (3.9, 1.5.0)	1m 5s
test (3.9, 1.6.0)	58s
test (3.9, 2.0.0)	56s
test (3.10, 1.5.0)	1m 0s
test (3.10, 1.6.0)	1m 6s
test (3.10, 2.0.0)	1m 0s
test (3.11, 1.5.0)	1m 1s
test (3.11, 1.6.0)	59s
test (3.11, 2.0.0)	1m 13s
test (3.12, 1.5.0)	1m 12s
test (3.12, 1.6.0)	1m 12s
test (3.12, 2.0.0)	1m 11s
Indicate completion to coveralls.io	14s
	16m 52s

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