Update module to remove 'coding utf8'

modules/authentication.py

-# -*- coding: utf-8 -*-
 """ authentication
 
     * Customise the authentication

modules/harvest_tools/checkandfix.py

-# -*- coding: utf-8 -*-
 """ harvest_tools.checkandfix
 
 """

modules/invenio_tools/factory.py

-# -*- coding: utf-8 -*-
 """ invenio_tools.factory
 
 """

modules/test_tools.py

-# -*- coding: utf-8 -*-
 """a collection of tools to help tests procedure.
 
     * Build the complete list of messages

modules/ux/aeres_categories.py

-# -*- coding: utf-8 -*-
 """ categories
 
     Insert AERES categories

modules/ux/authors_roles.py

-# -*- coding: utf-8 -*-
 """ categories
 
     Insert roles for authors

modules/ux/axes.py

-# -*- coding: utf-8 -*-
 """ axes
 
     Fill axes table.

modules/ux/countries.py

-# -*- coding: utf-8 -*-
 """ countries
 
     List of countries extract from the geographical database www.geonames.org:

modules/ux/cppm.py

-# -*- coding: utf-8 -*-
 """ CPPM
 
     Data for CPPM

modules/ux/defaults.py

-# -*- coding: utf-8 -*-
 """ defaults
 
     Insert defaults values in the tables

modules/ux/preferences.py

-# -*- coding: utf-8 -*-
 """ preferences
 
 """

modules/ux/reports.py

-# -*- coding: utf-8 -*-
 """ reports
 
     Create examples for list.

modules/ux/status.py

-# -*- coding: utf-8 -*-
 """ categories
 
     Insert basic status