$actions = array_merge(array(array(
            'name' => $back_to_items_label,
            'link' => $back_link_for_edit . ($this->input->getParam('layout') ? '/layout-' . $this->input->getParam('layout') : '') . ($this->input->getParam('forced_filters') ? '/forced_filters-' . $this->input->getParam('forced_filters') : ''),
            'icon' => 'pepiscms/theme/img/dialog/actions/back_16.png',
        )), $actions);