[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

# copyright %(year)s %(author)s, all rights reserved.
# contact %(author-web-site)s -- mailto:%(author-email)s
#
%(long-license)s
"""%(distname)s views/forms/actions/components for web ui"""