Added default Pet40/80Port values and comments about how to use them to

support Commodore/PETSCII terminals.

ctrl/sbbs.ini

@@ -67,6 +67,14 @@
 	RLoginPort=513
 ; TCP port for Secure Shell (SSH) server:
 	SSHPort=22
+; TCP port for 40-column PETSCII connections (any terminal protocol):
+    Pet40Port=64
+; TCP port for 80-column PETSCII connections (any terminal protocol):
+    Pet80Port=128
+; Note on PETSCII support: you must add the same port(s) to one of your
+; *Interface= values above to open/listen/accept connections on that port.
+; Example:
+;   TelnetInterface=71.95.196.34,71.95.196.34:64,71.95.196.34:128
 
 ; This server handles this range of BBS nodes:
 ; LastNode should not be higher than the number of nodes configured in SCFG->Nodes