Before was by them as static all other parts not included, as they also
static libraries.
This change to create them as objects where then also included in a static and only `nfs.lib` is present.
Brought before on install by Windows:
```
Performing install step for 'nfs'
Microsoft (R)-Build-Engine, Version 15.9.21+g9802d43bc3 für .NET Framework
Copyright (C) Microsoft Corporation. Alle Rechte vorbehalten.
nfs_mount.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\mount\Release\nfs_mount.lib
nfs_nfs.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\nfs\Release\nfs_nfs.lib
nfs_nfs4.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\nfs4\Release\nfs_nfs4.lib
nfs_nlm.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\nlm\Release\nfs_nlm.lib
nfs_nsm.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\nsm\Release\nfs_nsm.lib
nfs_portmap.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\portmap\Release\nfs_portmap.lib
nfs_rquota.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\rquota\Release\nfs_rquota.lib
nfs_win32.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\win32\Release\nfs_win32.lib
nfs.vcxproj -> D:\Dev\Kodi64-UWP\vfs.nfs\build\build\nfs\src\nfs-build\lib\Release\nfs.lib
-- Install configuration: "Release"
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/cmake/libnfs/libnfs-config.cmake
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/cmake/libnfs/libnfs-config-release.cmake
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/cmake/libnfs/FindNFS.cmake
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/cmake/libnfs/libnfs-config-version.cmake
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/pkgconfig/libnfs.pc
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-zdr.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs.h.orig
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-mount.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-nfs.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-nlm.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-nsm.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-portmap.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/include/nfsc/libnfs-raw-rquota.h
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_win32.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_mount.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_nfs.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_nfs4.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_nlm.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_nsm.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_portmap.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs_rquota.lib
-- Installing: D:/Dev/Kodi64-UWP/vfs.nfs/build/build/depends/lib/nfs.lib
```