CRLF after each protocol option when less than 80 column terminal

Beautification for 40 column terminals.

src/sbbs3/str.cpp

@@ -980,7 +980,7 @@ void sbbs_t::xfer_prot_menu(enum XFER_TYPE type)
 			continue;
 		if(type==XFER_BIDIR && cfg.prot[i]->bicmd[0]==0)
 			continue;
-		if(printed && (printed%2)==0)
+		if(printed && (cols < 80 || (printed%2)==0))
 			CRLF;
 		bprintf(text[TransferProtLstFmt],cfg.prot[i]->mnemonic,cfg.prot[i]->name);
 		printed++;