Log Message:
Update python25 to 2.5.6.
(contains already fixed issues, #11662 patch-b{a,b}, #8674,#7673 patch-bc)

What's New in Python 2.5.6?
===========================

*Release date: 26-May-2011*

What's New in Python 2.5.6c1?
=============================

*Release date: 17-Apr-2011*

Library
-------

- Issue #11442: Add a charset parameter to the Content-type in SimpleHTTPServer
  to avoid XSS attacks.

- Issue #11662: Make urllib and urllib2 ignore redirections if the
  scheme is not HTTP, HTTPS or FTP (CVE-2011-1521).

- Issue #8674: Fixed a number of incorrect or undefined-behaviour-inducing
  overflow checks in the audioop module (CVE-2010-1634).

- Issue #7673: Fix security vulnerability (CVE-2010-2089) in the audioop
  module, ensure that the input string length is a multiple of the frame size.