stripping port numbers from the location.host string when

stripping port numbers from the location.host string when
building opac links - explicit ports were leaking in
in some cases (in this case, safari takes a literal :80 from
an apache redirect).  The opac does not work on non-standard
ports as it stands, so no harm done

git-svn-id: svn://svn.open-ils.org/ILS/trunk@6070 dcc99617-32d9-48b4-a31d-7c20da2025e4