Issue #3449: Update decimal module to use most recent specification
(v. 1.68) and tests (v. 2.58) from IBM.
diff --git a/Lib/test/decimaltestdata/rescale.decTest b/Lib/test/decimaltestdata/rescale.decTest
index 882f570..58cdb9b 100644
--- a/Lib/test/decimaltestdata/rescale.decTest
+++ b/Lib/test/decimaltestdata/rescale.decTest
@@ -1,6 +1,6 @@
 ------------------------------------------------------------------------
 -- rescale.decTest -- decimal rescale operation                       --
--- Copyright (c) IBM Corporation, 1981, 2007.  All rights reserved.   --
+-- Copyright (c) IBM Corporation, 1981, 2008.  All rights reserved.   --
 ------------------------------------------------------------------------
 -- Please see the document "General Decimal Arithmetic Testcases"     --
 -- at http://www2.hursley.ibm.com/decimal for the description of      --
@@ -17,7 +17,7 @@
 --   IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK         --
 --   mfc@uk.ibm.com                                                   --
 ------------------------------------------------------------------------
-version: 2.57
+version: 2.58
 
 -- [obsolete]   Quantize.decTest has the improved version