Switch to Tcl/Tk 8.5.
diff --git a/Misc/NEWS b/Misc/NEWS
index 4a93ba7..5bd09de 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -302,6 +302,8 @@
 Build
 -----
 
+- The Windows installer now includes Tk 8.5.
+
 - Patch #1722225: Support QNX 6.
 
 - ``Lib/lib-old`` is now added to sys.path.