Merging from master#7

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jamescurran wants to merge 2 commits intojamescurran:masterfrom

Commits on Jul 21, 2020

Added multitargeting from .net framework 4.0 through .net core 3.1
Jeremy Oursler
committed

Commits on Aug 7, 2020

Merge pull request #24 from RubberChickenParadise/master
runxc1
authored