Features:
* cleanup syslog 'priority' vs. 'level' wording
+* journal: if mmap() fails for mapping window try to unmap a a few older maps
+
+* add flag file for shutdownd so that clients can check whether a shutdown is queued
+
+* new env var for /var/tmp? glib?
+
* dbus upstream still refers to dbus.target and shouldn't
* Make -f in systemctl enable both --follow and --force