+* pam_systemd: try to get old session id from cgroup, if audit sessionid cannot be determined
+
+* logind: auto-suspend, auto-shutdown:
+ IdleAction=(none|suspend|hibernate|poweroff)
+ IdleActionDelay=...
+ SessionIdleMode=(explicit|ignore|login)
+ ForceShutdown=(yes|no)
+
+* logind: use "sleep" as generic term for "suspend", "hibernate", ...
+
+* services which create their own subcgroups break cgroup-empty notification (needs to be fixed in the kernel)
+
+* don't delete /tmp/systemd-namespace-* before a process is gone down
+
+* don't delete /run/users/lennart if lennart is still logged in even if aging is used
+
+* automount: implement expire
+
+* vconsole: implement setterm -store -foreground xxx --background zzz