#10968: commit threading doc changes and corresponding whatsnew entry.

It is unfortunate that the '_' names were not kept as aliases, and that RLock
was not also converted to a class, but it is now too late to change either of
those things for 3.3.
diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst
index 616b7cd..6c29e3f 100644
--- a/Doc/library/multiprocessing.rst
+++ b/Doc/library/multiprocessing.rst
@@ -916,7 +916,7 @@
 
 .. class:: Condition([lock])
 
-   A condition variable: a clone of :class:`threading.Condition`.
+   A condition variable: an alias for :class:`threading.Condition`.
 
    If *lock* is specified then it should be a :class:`Lock` or :class:`RLock`
    object from :mod:`multiprocessing`.