Remove package build script

pkg/arch/build.sh

-#!/bin/sh
-
-cd `dirname $0`
-
-tar -czvf /tmp/xdgurl.tar.gz ../../../xdgurl
-mv /tmp/xdgurl.tar.gz ./
-updpkgsums
-makepkg -s

pkg/fedora/build.sh

-#!/bin/sh
-
-cd `dirname $0`
-
-mkdir -p ~/rpmbuild/BUILD
-mkdir -p ~/rpmbuild/SPECS
-cp -r ../../../xdgurl ~/rpmbuild/BUILD/
-cp xdgurl.spec ~/rpmbuild/SPECS/
-rpmbuild -bb ~/rpmbuild/SPECS/xdgurl.spec

pkg/ubuntu/build.sh

-#!/bin/sh
-
-cd `dirname $0`
-
-debuild -uc -us -b
-#fakeroot debian/rules clean