Add two new files and update remaining tests from the latest update of the
test suite in version 2.39 of dectest.zip.
diff --git a/Lib/test/decimaltestdata/rounding.decTest b/Lib/test/decimaltestdata/rounding.decTest
index 3e279c7..f1437a5 100644
--- a/Lib/test/decimaltestdata/rounding.decTest
+++ b/Lib/test/decimaltestdata/rounding.decTest
@@ -17,7 +17,7 @@
-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
-- mfc@uk.ibm.com --
------------------------------------------------------------------------
-version: 2.38
+version: 2.39
-- These tests require that implementations take account of residues in
-- order to get correct results for some rounding modes. Rather than