Fixed #15052 -- corrected an innacurate docstring in the generic views.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15315 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/views/generic/dates.py

@@ -80,8 +80,8 @@ class DayMixin(object):
 
     def get_day_format(self):
         """
-        Get a month format string in strptime syntax to be used to parse the
-        month from url variables.
+        Get a day format string in strptime syntax to be used to parse the day
+        from url variables.
         """
         return self.day_format