Removing porcelain

Author: lstrojny

DependencyInjection/Configuration.php

@@ -62,17 +62,13 @@ public function getConfigTreeBuilder()
                         ->thenInvalid('The %s encryption is not supported')
                     ->end()
                 ->end()
-            ->end()
-            ->children()
                 ->scalarNode('auth_mode')
                     ->defaultNull()
                     ->validate()
                         ->ifNotInArray(array('plain', 'login', 'cram-md5', null))
                         ->thenInvalid('The %s authentication mode is not supported')
                     ->end()
                 ->end()
-            ->end()
-            ->children()
                 ->arrayNode('spool')
                     ->children()
                         ->scalarNode('type')->defaultValue('file')->end()