+ * Revision 1.8 1998-03-05 08:42:44 adam
+ * Minor changes to zebramap data structures. Query mapping rules changed.
+ *
+ * Revision 1.7 1998/02/10 12:03:07 adam
+ * Implemented Sort.
+ *
+ * Revision 1.6 1998/01/29 13:36:01 adam
+ * Structure word-list, free-form-text and document-text all
+ * trigger ranked search.
+ *
+ * Revision 1.5 1997/11/19 10:22:14 adam
+ * Bug fix (introduced by previous commit).
+ *
+ * Revision 1.4 1997/11/18 10:05:08 adam