Bug#732435: cups: please shit systemd service file

[Shawn Landden <shawn@churchofgit.com>]

Source: cups
Severity: normal

Cups supports systemd socket activation so it only starts when needed.

https://github.com/ash211/systemd-arch-units/blob/master/service/cups.service
https://github.com/rookus/systemd-arch-units/blob/master/socket/cups.socket
https://wiki.archlinux.org/index.php/CUPS#CUPS.27_systemd_service_does_not_start_even_though_it.27s_enabled

etc.... upstream should really deal with this...

-- System Information:
Debian Release: jessie/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386
armhf

Kernel: Linux 3.13.0-rc3-00330-gca33675 (SMP w/2 CPU cores; PREEMPT)
Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash