python:
 * bump version to 2.7.4

Warning: all users using python MUST manually call "make python-host-dirclean" after updating to this revision in order to rebuild python for host, no autorebuild could/will be done.


git-svn-id: file:///var/svn/freetz/trunk@10334 149334a1-2f27-0410-a3b9-fc62619ac1e6