Upgrade TaylorSeries (v0.17) and TaylorIntegration (v0.15) #115

Job	Run time
test (1.6, x64, ubuntu-latest)	3m 53s
test (1.6, x64, macOS-latest)	6m 47s
test (1.6, x64, windows-latest)	17m 36s
test (1, x64, ubuntu-latest)	3m 4s
test (1, x64, macOS-latest)	3m 47s
test (1, x64, windows-latest)	5m 22s
test (nightly, x64, ubuntu-latest)	6m 16s
test (nightly, x64, macOS-latest)	7m 56s
test (nightly, x64, windows-latest)	9m 16s
	1h 3m 57s

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