Updated to dual target netstandard2.0 and netstandard2.1#2

JerrettDavis wants to merge 2 commits intoweikio:masterweikio/TypeGenerator:masterfrom

JerrettDavis:feature/upgrade-to-netstandard2.1JerrettDavis/TypeGenerator:feature/upgrade-to-netstandard2.1Copy head branch name to clipboard