Add native Pegasus and Zephyr plot helpers #144

Job	Run time
Julia 1 - ubuntu-latest - x64 - pull_request	5m 22s
Julia 1.10 - ubuntu-latest - x64 - pull_request	4m 6s
Julia 1.10 - windows-latest - x64 - pull_request	10m 12s
Julia 1 - windows-latest - x64 - pull_request	9m 2s
	28m 42s

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