appveyor.yml: added Visual Studio 2017 and 2019 / added x64 builds - #427

appveyor.yml: added Visual Studio 2017 and 2019 / added x64 builds#427

firewave wants to merge 15 commits into

cppcheck-opensource:mastercppcheck-opensource/simplecpp:masterfrom

firewave:appveyorfirewave/simplecpp:appveyorCopy head branch name to clipboard