This enables integration of subversion with the Apache 2.0 Web server.
While here, remove an unnecessary dependency on an external gdiff
program.
(pkg_deinstall script snarfed from ports/www/mod_perl)
Reviewed by: Craig Rodrigues <rodrigc@attbi.com>, tom,
Garrett Rooney <rooneg@electricjellyfish.net>
Approved by: Craig Rodrigues <rodrigc@attbi.com> (MAINTAINER)