patch to make foomatic-configure work on Ubuntu-based systems, where cupd runs not as root, but as cupsys user.
added new function changeowner, which changes owner of generated ppd file only if specified user exists on system.
patch to make foomatic-configure work on Ubuntu-based systems, where cupd runs not as root, but as cupsys user.
added new function changeowner, which changes owner of generated ppd file only if specified user exists on system.