partitions automatically, to be used when the media used is actually larger
than the image written onto it is.
+* Maybe add PrivatePIDs= as new unit setting, and do minimal PID namespacing
+ after all. Be strict however, only support the equivalent of nspawn's
+ --as-pid2 switch, and sanely proxy sd_notify() messages dropping stuff such
+ as MAINPID.
+
* change the dependency Set* objects in Unit structures to become Hashmap*, and
then store a bit mask who created a specific dependency: the source unit via
fragment configuration, the destination unit via fragment configuration, or