Merge pull request #119 from GenieFramework/hh-stepper #358

Job	Run time
build	3m 27s
Julia 1.6 - ubuntu-latest - x64	2m 45s
Julia 1.6 - macOS-latest - x64	4m 2s
Julia 1.6 - windows-latest - x64	13m 7s
Julia 1.7 - ubuntu-latest - x64	2m 9s
Julia 1.7 - macOS-latest - x64	3m 57s
Julia 1.7 - windows-latest - x64	3m 39s
Julia nightly - ubuntu-latest - x64	4m 10s
Julia nightly - macOS-latest - x64	5m 8s
Julia nightly - windows-latest - x64	4m 18s
	46m 42s

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