[everything] unexpand and delete whitespace at EOL; ok markus@ (done locally and RCS IDs synced)
<Lutz.Jaenicke@aet.TU-Cottbus.DE> - Use mkinstalldirs script to make directories instead of non-portable "install -d". Suggested by Lutz Jaenicke <Lutz.Jaenicke@aet.TU-Cottbus.DE>