Version 2.22 adds the command line option -A, which causes ASCII whitespace to be skipped.

Version 2.20 fixes bugs in unidesc and unihist and adds to uniname the
option of skipping ASCII characters.

Version 2.19 has been updated to Unicode 5.0.

Version 2.18 fixes a bug in which a read interrupted in the midst of
a UTF-8 sequence was incorrectly treated as a truncated sequence.

