Mention hashable memoryviews, and reformat.

Doc/whatsnew/3.3.rst

@@ -259,26 +259,26 @@ Other Language Changes
 
 Some smaller changes made to the core Python language are:
 
-* Stub
+* Added support for Unicode name aliases and named sequences.
+  Both :func:`unicodedata.lookup()` and ``'\N{...}'`` now resolve name aliases,
+  and :func:`unicodedata.lookup()` resolves named sequences too.
 
-Added support for Unicode name aliases and named sequences.
-Both :func:`unicodedata.lookup()` and ``'\N{...}'`` now resolve name aliases,
-and :func:`unicodedata.lookup()` resolves named sequences too.
+  (Contributed by Ezio Melotti in :issue:`12753`)
 
-(Contributed by Ezio Melotti in :issue:`12753`)
+* Equality comparisons on :func:`range` objects now return a result reflecting
+  the equality of the underlying sequences generated by those range objects.
 
+  (:issue:`13021`)
 
-Equality comparisons on :func:`range` objects now return a result reflecting
-the equality of the underlying sequences generated by those range objects.
+* The ``count()``, ``find()``, ``rfind()``, ``index()`` and ``rindex()``
+  methods of :class:`bytes` and :class:`bytearray` objects now accept an
+  integer between 0 and 255 as their first argument.
 
-(:issue:`13021`)
+  (:issue:`12170`)
 
+* Memoryview objects are now hashable when the underlying object is hashable.
 
-The ``count()``, ``find()``, ``rfind()``, ``index()`` and ``rindex()``
-methods of :class:`bytes` and :class:`bytearray` objects now accept an
-integer between 0 and 255 as their first argument.
-
-(:issue:`12170`)
+  (Contributed by Antoine Pitrou in :issue:`13411`)
 
 
 New and Improved Modules