inserted transifex graphs

CONTRIBUTING.rst

@@ -171,10 +171,13 @@ Translations
 
 
 For translators we have a `Transifex account
-<http://www.transifex.net/projects/p/django-cms/>`_ where you can translate
+<https://www.transifex.com/projects/p/django-cms/>`_ where you can translate
 the .po files and don't need to install git or mercurial to be able to
 contribute. All changes there will be automatically sent to the project.
 
+Top translations django-cms core:
+    .. image:: https://www.transifex.com/projects/p/django-cms/resource/core/chart/image_png
+
 .. _fork: http://github.com/divio/django-cms
 .. _Sphinx: http://sphinx.pocoo.org/
 .. _PEP8: http://www.python.org/dev/peps/pep-0008/