Commit Briefs
xd: add -R for runewise dump
Ported from Plan 9 2013-05-21. https://github.com/0intro/plan9/commit/b377a116d132865c011a3fb3ea76528ffd32963f Closes #16.
xd: fix build by declaring swizz8
R=rsc https://codereview.appspot.com/13982043
xd: accept -S for 8-byte swap
R=rsc https://codereview.appspot.com/7565045
new utilities.
the .C files compile but are renamed to avoid building automatically.