Fixed #14406 -- Added a Python 2.4 compatibility to the logging interface....

Fixed #14406 -- Added a Python 2.4 compatibility to the logging interface. Thanks to Łukasz Rekucki for the report, and to Luke Plant for original patch this was based on.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13989 bcc190cf-cafb-0310-a4f2-bffc1f526a37