man 1 port: document port select --summary, give a single consistent example
man 1 port: document port select --summary, give a single consistent example

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@118039 d073be05-634f-4543-b044-5fe20cf6d1d6

danchr/macports-base,macports/macports-base,neverpanic/macports-base,neverpanic/macports-base,macports/macports-base,danchr/macports-base