Merge pull request #15 from pact-foundation/chore/upgrade-to-pact-rub… #37

Job	Run time
build-and-test (16.x, windows-2019)	3m 6s
build-and-test (16.x, macos-latest)	1m 15s
build-and-test (16.x, ubuntu-latest)	1m 16s
build-and-test (18.x, windows-2019)	3m 41s
build-and-test (18.x, macos-latest)	1m 19s
build-and-test (18.x, ubuntu-latest)	1m 15s
build-and-test (20.x, windows-2019)	3m 23s
build-and-test (20.x, macos-latest)	1m 7s
build-and-test (20.x, ubuntu-latest)	1m 16s
	17m 38s

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