rename enum "ManagerRunningAs" to "SystemdRunningAs" and move it to shared/
Features:
+* falconindy: allow unescaped pathes for mount units, like "systmectl status /.mount"?
* handle C-A-Del in logind, like the power/suspend buttons?
* figure out whether we should leave dbus around during shutdown
-* add interface to allow immediate rotation of the journal, and even flushing.
-
* dbus: in fedora, make the machine a symlink to /etc/machine-id
* journald: reuse XZ context
* systemctl status: show coredumps
-* systemctl status: show whether journal was rotated since service started
-
* save coredump in Windows/Mozilla minidump format
* support crash reporting operation modes (https://live.gnome.org/GnomeOS/Design/Whiteboards/ProblemReporting)
-* journal: allow per-entry control on /var vs. /run (think incognito browser mode)
-
* clean up session cgroups that remain after logout (think sshd), but eventually run empty
* support "systemctl stop foobar@.service" to stop all units matching a certain template