Correction of lodelsites plugin scripts

lodel/plugins/lodelsite_datasource/__init__.py

             SettingValidator('string')),
         'db_datasource_ro': (None,
             SettingValidator('string', none_is_valid = True)),
+    }
 }
 
 

lodel/plugins/lodelsite_datasource/fs_utils.py

         logger.warning('Unable to delete generated conf %s when trying to \
 update it %s' % (autoconf, e))
     with open(autoconf, 'w+') as cfp:
-        cfp.write(generate_conf(sitename, groups, extensions)
+        cfp.write(generate_conf(sitename, groups, extensions))
     logger.info('Generated configuration file update for %s' % sitename)
 
 ##@brief Copy conffile from model and generate a conffile from given infos