Add VS build script.
Update VS common props to make project files less verbose.
Remove outdated VS readme.
Ignore *.log
Update VS readme.md
Optimize VS project and props using updated common props.
Conditionally disable non-portable code.
Fix Windows break in sha1.c (<endian.h> not defined).
Add Windows DLL version resource.
remove unintended nuget reference
msvc build config workaround for lack of ltcg gmp
Updated nuget references.