Pierre-Yves David <pierre-yves.david@logilab.fr> [Fri, 10 Dec 2010 12:17:18 +0100] rev 6749
[config, i18n] Create default translation mechanism for all supported languages.
Mostly usefull in test where language are never initialised from .po files.
This is a reapplication of changeset 1a423eaee782 backouted by b9ffecd0316a with
an additional fix not to break i18nxxx commands