Commit Briefs
man: import changes from plan 9
R=rsc CC=plan9port.codebot http://codereview.appspot.com/4559071
man: import fixes from plan 9 (0intro@gmail.com)
R=rsc http://codereview.appspot.com/4519049
venti/copy: synchronize with Plan 9; indent in verbose mode
http://codereview.appspot.com/110062