main: don't require root privileges with -Q option

If the -Q option is specified, disable by default pidfile, ntpport,
cmdport, Unix domain command socket, and clock control, in order to
allow starting chronyd without root privileges and/or when another
chronyd instance is already running.

test/unit/ntp_sources.c

@@ -34,7 +34,7 @@ test_unit(void)
 
   memset(&params, 0, sizeof (params));
 
-  CNF_Initialise(0);
+  CNF_Initialise(0, 0);
   CNF_ParseLine(NULL, 1, conf);
 
   LCL_Initialise();