initial support for paramter type P_LIST

it will avoid problems with lists being longer than 1024 bytes
just now only ip list parameters have been converted to the new type
(hosts allow, hosts deny, ssl hosts, ssl hosts resign)

source/include/smb.h

@@ -735,7 +735,7 @@ struct locking_data {
 /* the following are used by loadparm for option lists */
 typedef enum
 {
-  P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,
+  P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
   P_STRING,P_USTRING,P_GSTRING,P_UGSTRING,P_ENUM,P_SEP
 } parm_type;
 
@@ -774,6 +774,7 @@ struct parm_struct
 		int ivalue;
 		char *svalue;
 		char cvalue;
+		char **lvalue;
 	} def;
 };