port1.0/portlint.tcl: Make 'port lint' work properly with multiple PortGroups being used in one port.
port1.0/portlint.tcl:
Make 'port lint' work properly with multiple PortGroups being used in one port.

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@50374 d073be05-634f-4543-b044-5fe20cf6d1d6

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