sys: FspFsvolDirectoryControlComplete: support SRV2 queries

Support for named streams

WinFsp license is now GNU General Public License Version 3 (GPLv3)

Support for reparse points and symbolic links

Support for Windows 7 and 32-bit versions of Windows

Support for file systems protected by credentials

Cygwin package, an API change and other minor changes

FUSE Compatibility Layer

WinFsp Service Model

Initial installer release