Changes:

• mkfs.exfat: adjust the boundary alignment calculations to compensate for the volume offset.

New features:

• mkfs.exfat: add the "--pack-bitmap" option to relocate the allocation bitmap to allow the FAT and the bitmap to share the same allocation unit on flash media.

Bug fixes:

• Fix wrong bit operations on 64-bit big.
• Fix memory leaks in error paths.

• Format partition using mkfs.exfat
• Mount, add files and unmount partition
• Change and read the label using tune.exfat
• Check filesystem using fsck.exfat
• Show filesystem information using dump.exfat