and running the sample programs. Changes "VS2008" to "VS2019". Added testmode.snf.
Updated all README files.
git-svn-id: https://svn.microneil.com/svn/PKG-SNF-SDK-WIN/trunk@20 7d91e7c8-5a61-404e-b06a-95855fde9112
git-svn-id: https://svn.microneil.com/svn/PKG-SNF-SDK-WIN/trunk@5 7d91e7c8-5a61-404e-b06a-95855fde9112