Use canBe{Enabled|Disabled} for enabling

Author: wouterj

DependencyInjection/Configuration.php

@@ -22,8 +22,8 @@ public function getConfigTreeBuilder()
                     ->children()
                         ->arrayNode('phpcr')
                             ->addDefaultsIfNotSet()
+                            ->canBeEnabled()
                             ->children()
-                                ->booleanNode('enabled')->defaultFalse()->end()
                                 ->scalarNode('basepath')->defaultValue('/cms')->end()
                                 ->scalarNode('manager_name')->defaultNull()->end()
                                 ->enumNode('use_sonata_admin')
@@ -46,8 +46,8 @@ public function getConfigTreeBuilder()
                 ->end()
                 ->arrayNode('publish_workflow')
                     ->addDefaultsIfNotSet()
+                    ->canBeDisabled()
                     ->children()
-                        ->booleanNode('enabled')->defaultTrue()->end()
                         ->scalarNode('checker_service')->defaultValue('cmf_core.publish_workflow.checker.default')->end()
                         ->scalarNode('view_non_published_role')->defaultValue('ROLE_CAN_VIEW_NON_PUBLISHED')->end()
                         ->booleanNode('request_listener')->defaultTrue()->end()