- Support little-endian (Rather than hostendian) bitmaps.
- Return correct error code from 'mdadm -S'
- Remove extra blank line from 'mdadm -Eb' output.
+ - Improve option parsing so that -a and -b do not have
+ optional arguements: the arg is either required or not
+ depending on context.
- Allow scanning of devices listed in /proc/partitions even
if they don't appear in /dev.