+Implemented Z39.50 Sort. Zebra's sort handler uses use attributes to
+specify a "sort register". Refer to the gils sample records which
+refer to index type "s" which is specified as "sort" in the default.idx
+file. Each sort criteria can either be Ascending or Descending and
+at most three sort elements can be specified.
+
+Bug fix: Character mapping didn't work for text files.
+
+--- 1.0b1 1998/1/29
+
Simple ranked searches now return correct number of hits.
The test option (-s) only makes a read-lock on the index as well