->end()
->scalarNode('fetching_error_message')
->end()
+ ->scalarNode('fetching_error_message_title')
+ ->end()
->scalarNode('action_mark_as_read')
->defaultValue(1)
->end()
->scalarNode('list_mode')
->defaultValue(1)
->end()
+ ->scalarNode('api_limit_mass_actions')
+ ->defaultValue(10)
+ ->end()
->end()
;