Added documentation notes for new feature added in [6149].

git-svn-id: http://code.djangoproject.com/svn/django/trunk@6162 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/generic_views.txt

@@ -774,8 +774,8 @@ If the results are paginated, the context will contain these extra variables:
     * ``hits``: The total number of objects across *all* pages, not just this
       page.
 
-    * ``page_range``: A list of the page numbers that are available. This
-      is 1-based.
+    * **New in Django development version:** ``page_range``: A list of the 
+    page numbers that are available. This is 1-based.
 
 Notes on pagination
 ~~~~~~~~~~~~~~~~~~~
@@ -798,7 +798,11 @@ specify the page number in the URL in one of two ways:
       to create a link to every page of results.
 
 These values and lists are is 1-based, not 0-based, so the first page would be
-represented as page ``1``. As a special case, you are also permitted to use 
+represented as page ``1``. 
+
+**New in Django development version:** 
+
+As a special case, you are also permitted to use 
 ``last`` as a value for ``page``::
 
     /objects/?page=last