public function down(Table $table, $id, $step = 1)
    {
        return $this->_move($table, $id, $step, self::TYPE_DOWN);
    }
public function down(Table $table, $id, $step = 1)
    {
        return $this->_move($table, $id, $step, self::TYPE_DOWN);
    }
public function down ( Table $ table , $ id , $ step = 1 ) { return $ this -> _move ( $ table , $ id , $ step , self :: TYPE_DOWN ) ; }
Move down record in tree.

@param   Table $table
@param   int $id
@param   int $step
@return  \Cake\Http\Response|null
Move down record in tree .