remove references to fetch. we depend on curl. (follow up commit to landonf@'s removal of fetch-support)
remove references to fetch. we depend on curl. (follow up commit to
landonf@'s removal of fetch-support)

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@3198 d073be05-634f-4543-b044-5fe20cf6d1d6

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