Add renaming notices to 3.0 http package members.
diff --git a/Doc/library/cookie.rst b/Doc/library/cookie.rst
index 72400fc..aae7bc2 100644
--- a/Doc/library/cookie.rst
+++ b/Doc/library/cookie.rst
@@ -1,4 +1,3 @@
-
 :mod:`Cookie` --- HTTP state management
 =======================================
 
@@ -7,6 +6,11 @@
 .. moduleauthor:: Timothy O'Malley <timo@alum.mit.edu>
 .. sectionauthor:: Moshe Zadka <moshez@zadka.site.co.il>
 
+.. note::
+   The :mod:`Cookie` module has been renamed to :mod:`http.cookies` in Python
+   3.0.  The :term:`2to3` tool will automatically adapt imports when converting
+   your sources to 3.0.
+
 
 The :mod:`Cookie` module defines classes for abstracting the concept of
 cookies, an HTTP state management mechanism. It supports both simple string-only