Rename gettext to cwgettext, use stdlib gettext
cubicweb/gettext.py was a copy of Python 2.6's gettext.py with the
context patch from bug https://bugs.python.org/issue2504
Instead of keeping that full copy, just inherit from
gettext.GNUTranslations and add the context-related stuff.
Document: cubicweb-doc
Title: CubicWeb documentation
Author: Logilab
Abstract: Some base documentation for CubicWeb users and developpers
Section: Apps/Programming
Format: HTML
Index: /usr/share/doc/cubicweb-documentation/index.html
Files: /usr/share/doc/cubicweb-documentation/*.html