CUPS 2.1.0 Officially Released with Support for 3D Printers, IPP Everywhere, More

The software has received support for basic 3D printers based on the PWG White Paper policy and template, addresses multiple issues in the handling for journald, it fixes support for domain sockets on Linux systems, and adds better support for the systemd init system and service manager. Moreover, Common UNIX Printing System 2.1.0 repairs signal handlers in DNSSD and USB backends, updates the autoconf sources to use the newer form of AC_INIT.