/**
     * Render a repeatable group row
     * @since  1.0.2
     * @param  CMB2_Field $field_group  CMB2_Field group field object
     * @param  string  $remove_disabled Attribute string to disable the remove button
     */
    public function render_group_row($field_group, $remove_disabled)
    {
        $field_group->peform_param_callback('before_group_row');
        $closed_class = $field_group->options('closed') ? ' closed' : '';
        echo '
		<div class="postbox cmb-row cmb-repeatable-grouping', $closed_class, '" data-iterator="', $field_group->index, '">';
        if ($field_group->args('repeatable')) {
            echo '<button ', $remove_disabled, 'data-selector="', $field_group->id(), '_repeat" class="dashicons-before dashicons-no-alt cmb-remove-group-row"></button>';
        }
        echo '
			<div class="cmbhandle" title="', __('Click to toggle', 'cmb2'), '"><br></div>
			<h3 class="cmb-group-title cmbhandle-title"><span>', $field_group->replace_hash($field_group->options('group_title')), '</span></h3>

			<div class="inside cmb-td cmb-nested cmb-field-list">';
        // Loop and render repeatable group fields
        foreach (array_values($field_group->args('fields')) as $field_args) {
            if ('hidden' == $field_args['type']) {
                // Save rendering for after the metabox
                $this->add_hidden_field(array('field_args' => $field_args, 'group_field' => $field_group));
            } else {
                $field_args['show_names'] = $field_group->args('show_names');
                $field_args['context'] = $field_group->args('context');
                $field = $this->get_field($field_args, $field_group)->render_field();
            }
        }
        if ($field_group->args('repeatable')) {
            echo '
					<div class="cmb-row cmb-remove-field-row">
						<div class="cmb-remove-row">
							<button ', $remove_disabled, 'data-selector="', $field_group->id(), '_repeat" class="button cmb-remove-group-row alignright">', $field_group->options('remove_button'), '</button>
						</div>
					</div>
					';
        }
        echo '
			</div>
		</div>
		';
        $field_group->peform_param_callback('after_group_row');
    }