Upgrade TaylorSeries (v0.17) and TaylorIntegration (v0.15) #116

Job	Run time
test (1.6, x64, ubuntu-latest)	3m 45s
test (1.6, x64, macOS-latest)	4m 35s
test (1.6, x64, windows-latest)	13m 9s
test (1, x64, ubuntu-latest)	3m 7s
test (1, x64, macOS-latest)	3m 43s
test (1, x64, windows-latest)	5m 45s
test (nightly, x64, ubuntu-latest)	6m 18s
test (nightly, x64, macOS-latest)	6m 31s
test (nightly, x64, windows-latest)	9m 35s
	56m 28s

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