baseimage: use `sed -i -e ...` instead of `perl -pi -e ...` to edit config files
baseimage: use `sed -i -e ...` instead of `perl -pi -e ...` to edit config files

perl package is still installed (because git package depends on perl)

mac-/dockerfiles,minimum2scp/dockerfiles,mac-/dockerfiles,minimum2scp/dockerfiles,minimum2scp/dockerfiles