Fixed Permission issue : getRoles in AccessControl/Permission.py returns

  ['Manager'] by default when no role is defined locally for the
  Permission.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3515 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -685,7 +685,7 @@ class ModuleTemplateItem(BaseTemplateItem):
       permission_list = []
       for permission in module.ac_inherited_permissions(1):
         name, value = permission[:2]
-        role_list = Permission(name, value, module).getRoles()
+        role_list = Permission(name, value, module).getRoles(default=[])
         permission_list.append((name, role_list))
       mapping['permission_list'] = permission_list
       self._archive[id] = mapping