For StringVar results to strings. Document that boolean things are of
type bool. Requested in #721171.
diff --git a/Misc/NEWS b/Misc/NEWS
index 5eef5e9..1e3800b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -63,6 +63,9 @@
Extension modules
-----------------
+- Tkinter wrappers around Tcl variables now pass objects directly
+ to Tcl, instead of first converting them to strings.
+
- The .*? pattern in the re module is now special-cased to avoid the
recursion limit. (SF patch #720991 -- many thanks to Gary Herron
and Greg Chapman.)