of the bootsector and the "FS info sector" (required for FAT32)
- implemented a more accurate way to calculate the number of clusters and the
corresponding FAT size
- some other small fixes
- check the root entries limit of FAT16
- some work on the FAT32 support (not yet complete)
- report volume creation date and time
- some other small fixes
- several fixes related to configurable geometry (some more tests required)
- skip MBR and boot sector image files when reading directory (still unused)
- support overriding cylinder value with 0 in the command line
- don't return failure value when reading unused sectors
- increment buffer pointer when reading more than one sector
* ported the read part of the Qemu vvfat block driver
* added win32 specific directory functions (required for MSVC)
* TODO: write support, FAT32 support, read MBR and boot sector from file
