+* dbus:
+ - get process transport into dbus for systemctl -P/-H (PENDING)
+ - dbus --user
+ - natively watch for dbus-*.service symlinks (PENDING)
+ - allow specification of socket mode/umask when allocating DBusServer
+ - allow disabling of fd passing when connecting a AF_UNIX connection
+ - allow disabling of UID passing for AUTH EXTERNAL
+