libfat 1.2.0

• add rmdir support
• build for gp2x

libfat 1.1.5

• fix for latest newlib.

libfat 1.1.4

• add support for SDSP2

libfat 1.1.3

• Maintain locks for attr functions
• Add DESTDIR for packaging

libfat 1.1.2

• move get_io_dsisd to libnds
• consolidate MBR check & allow TWL partitions.

libfat 1.1.1

Now updates FAT32 FSINFO on statvfs if invalid.