Add OCA as author of OCA addons

In order to get visibility on https://www.odoo.com/apps the OCA board has
decided to add the OCA as author of all the addons maintained as part of the
association.

account_move_line_report_xls/__openerp__.py

@@ -24,7 +24,7 @@
     'name': 'Account Move Line XLS export',
     'version': '0.6',
     'license': 'AGPL-3',
-    'author': 'Noviat',
+    'author': "Noviat,Odoo Community Association (OCA)",
     'category': 'Accounting & Finance',
     'depends': ['account', 'report_xls'],
     'data': [