* diskcopy.dll contains a resource ('BINFILE') that is a 1.4MB
floppy image of a bootable MS-DOS disk (FAT12)
* we can extract these files and use them for bootable USB
* also added bWriteAccess parameter to GetDriveHandle()
* also added locking (FSCTL_LOCK_VOLUME) to GetDriveHandle()
* also added extra security checks to GetDriveHandle()
* also added status output
* also added ReadSectors/WriteSectors