+ * Revision 1.17 2001-10-03 23:54:41 adam
+ * Fixes for numeric ranges (date=1980-1990).
+ *
+ * Revision 1.16 2001/03/07 13:24:40 adam
+ * Member and_not in Z_Operator is kept for backwards compatibility.
+ * Added support for definition of CCL operators in field spec file.
+ *
+ * Revision 1.15 2000/05/01 09:36:50 adam