during startup. If no such message is sent, the service now fails,
even if the main process exited with a successful exit code.
+ * Services that fail to start up correctly now always have their
+ ExecStopPost= commands executed. Previously, they'd enter "failed"
+ state directly, without executing these commands.
+
* The option MulticastDNS= of network configuration files has acquired
an actual implementation. With MulticastDNS=yes a host can resolve
names of remote hosts and to reply to mDNS's A and AAAA requests from