Move the main program logic of all scripts to main() methods such that
they can be used as modules and easily be invoked by setuptools wrapper
scripts.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
This can be used to regularly generate lists of packages and package
bases that are made available under /packages.gz and /pkgbase.gz,
respectively.
Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>