Bugfix: VFS module didn't calculate spool file length correctly, which truncated the filename in /var/log/spool/
Bugfix: VFS module needs to catch recvfile & aio_write, in addition to write/pwrite. Fixes file writes being ignored on certain Samba installs (for example: https://wiki.amahi.org/index.php/Make_Samba_Go_Faster)