Features:
+* drop PID 1 reloading, only do reexecing
+
+* document that service reload may be implemented as service reexec
+
+* systemctl daemon-reexec is borked
+
+* add option to reconfigure success exit codes/signals for services
+
* remember which condition failed for services, not just the fact that something failed
* use opterr = 0 for all getopt tools