+ * Revision 1.17 1996-05-14 15:47:07 adam
+ * Cleanup of various buffer size entities.
+ *
+ * Revision 1.16 1996/04/09 10:05:20 adam
+ * Bug fix: prev_name buffer possibly too small; allocated in key_file_init.
+ *
+ * Revision 1.15 1996/03/21 14:50:09 adam
+ * File update uses modify-time instead of change-time.
+ *
+ * Revision 1.14 1996/02/07 14:06:37 adam
+ * Better progress report during register merge.
+ * New command: clean - removes temporary shadow files.
+ *
+ * Revision 1.13 1996/02/05 12:30:00 adam
+ * Logging reduced a bit.
+ * The remaining running time is estimated during register merge.
+ *
+ * Revision 1.12 1995/12/06 17:49:19 adam
+ * Uses dict_delete now.
+ *
+ * Revision 1.11 1995/12/06 16:06:43 adam
+ * Better diagnostics. Work on 'real' dictionary deletion.
+ *
+ * Revision 1.10 1995/12/06 12:41:22 adam
+ * New command 'stat' for the index program.
+ * Filenames can be read from stdin by specifying '-'.
+ * Bug fix/enhancement of the transformation from terms to regular
+ * expressons in the search engine.
+ *
+ * Revision 1.9 1995/10/10 12:24:39 adam