[CMake] Compile project as C++ if MSVC

[Mateusz Łoskot]

2011/12/23 Mateusz Łoskot <mateusz at loskot.net>:
> Thus, _snprintf (not snprintf, in pre-Visual Studio 11) is
> Microsoft-specific feature

I missed to add link related to this:
http://msdn.microsoft.com/en-us/library/45aft37a.aspx

Best regards,
-- 
Mateusz Loskot, http://mateusz.loskot.net