560a1103ad
This allows specifying rules for systemd-tmpfiles. Also, enable systemd-tmpfiles-clean.timer so that stuff is cleaned up automatically 15 minutes after boot and every day, *if* you have the appropriate cleanup rules (which we don't have by default).
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.