- implement --add-dest and --add-arch commandline options, this allows to run entirely without configuration
- tweak default config location patch to not require a config in offline root mode
- rename --force-run-hooks option to --force-postinstall, its a more appropriate name
- utilize new opkg commandline options in package-ipkg.mk and remove config file generation
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23032 3c298f89-4303-0410-b956-a3cf2f4a3e73
