sector for a file system after it has been moved or copied. Currently, only
NTFS requires such a special treatment, however.
Implement this virtual method for NTFS and update the file system's start
sector in the NTFS boot sector according to
http://thestarman.pcministry.com/asm/mbr/NTFSBR.htm
BUG: 202329
svn path=/trunk/extragear/sysadmin/partitionmanager/; revision=1005978