K 10
svn:author
V 5
dougb
K 8
svn:date
V 27
2010-11-09T05:28:07.251992Z
K 7
svn:log
V 183
In usage() fill in $pd if it's empty (which it will be for -h|--help)

Give a more helpful error message for -o when the port to be replaced
isn't installed or listed as a dependency

END