2.4

ChangeLog:

• [Bug] Drop unused dependency on File::Slurp.
  (Debian Bug#799733 by Christoph Anton Mitterer <calestyo@scientia.net>)
  (Debian Bug#799734 by Sven Hartge <sven@svenhartge.de>)
• [Bug] Add user@\d+.service to override_rc.
  (Debian Bug#788380 by Shirish Agarwal <shirishag75@gmail.com>)
• [Bug] Add override for systemd-logind due to another systemd regression.
  (Debian Bug#800718 by Sven Hartge <sven@svenhartge.de>)
• [Bug] Fix grammar in hook scripts.
  (Debian Bug#805980 by Justin B Rye <justin.byam.rye@gmail.com>)
• [Bug] Fix kernel detection on non x86* arch.
  (Debian Bug#800720 by Sven Hartge <sven@svenhartge.de>)
• [Kernel] Extract kernel version on non-x86(_64) archs (allows ABI checks).