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_core.c

@@ -218,7 +218,7 @@ test_unit(void)
   CPS_NTP_Source source;
   NTP_Remote_Address remote_addr;
 
-  CNF_Initialise(0);
+  CNF_Initialise(0, 0);
   for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
     CNF_ParseLine(NULL, i + 1, conf[i]);