Commit Briefs
Trivial changes: whitespace and modes.
Remote whitespace at the ends of lines. Remove blank lines from the ends of files. Change modes on source files so that they are not executable. Signed-off-by: Dan Cross <cross@gajendra.net>
disk/mkfs,disk/mkext: fix mkdir conflict
R=rsc http://codereview.appspot.com/6445076
disk/mkfs, disk/mkext: add from Plan 9
R=rsc, rsc http://codereview.appspot.com/6405057