add MSVC 2019 x64 build#16

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andreasbuhr merged 2 commits intoandreasbuhr:add_github_actionsfrom

Garcia6l20:add_github_actions

Oct 24, 2020

Commits on Oct 22, 2020

add MSVC 2019 x64 build
Garcia6l20
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Commits on Oct 23, 2020

build testing
Garcia6l20
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