This is a simple POC for using the code I added to the DMS Dev branch (fork) to enable sorting of items within DMS options panels. This was implemented against 'multi' type options and is initialized by a 'sortable' key within the options array.

gistfile1.txt

<?php
/*
  Section: Sortable
  Author: William Mincy
	Author URI: http://slipperysource.com
	Description: Example of sortable options reordering content
	Class Name: wmSortable
	Filter: Component
	Loading: active,templates,main,sb_1,sb_2,sb_wrap, footer, footermore
*/

/**
 * Post Author Section
 *
 * @author SlipperySource
 */
class wmSortable extends PageLinesSection {
	const version = '1.0.0';
	
	function _get_by_key($needle, $haystack) {
		foreach($haystack as $item) {
			if($item['key']==$needle) {
				return $item;
			}
		}
	}
	
	// Options Panel
	function section_opts(){
		$options = array();
		
		$FormTextDefaults = array (
				'key' => 'FormTextDefaults',
				'type' => 'multi',
				'sortable' => true,
				'title' => __('Default Form Options','wmSortable'),
				'ref' => __('Uncheck boxes to exclude fields from the form. The form has been coded to validate only the fields that are visible within the form.','wmSortable'),
				'opts' => array(
						array(
								'key' => '_firstname',
								'type' => 'check', 
								'title' => __('First Name','wmSortable'),
								'default' => true
							),
						array(
								'key' => '_lastname',
								'type' => 'check', 
								'title' => __('Last Name','wmSortable'),
								'default' => true
							),
						array(
								'key' => '_telephone',
								'type' => 'check', 
								'title' => __('Telephone Number','wmSortable'),
								'default' => true
							),
						array(
								'key' => '_telephone_mobile',
								'type' => 'check', 
								'title' => __('Is this a mobile phone?','wmSortable'),
								'default' => true
							)
					)
		);
		
		// check if the sort order needs to be adjusted for the options panels
		if( ploption('FormTextDefaults_sortable', $this->oset) ) {
			$order = explode(",",ploption('FormTextDefaults_sortable', $this->oset));
			$neworder = array();
			foreach($order as $item) {
				$neworder[] = $this->_get_by_key($item,$FormTextDefaults['opts']);
			}
			$FormTextDefaults['opts'] = $neworder;
		}
		
		// set the options object to the sorted arrays		
		$options[] = $FormTextDefaults;
		
		// return the final sorted options
		return $options;
	}
	
	// Content Display
	function section_template() {
		// 
		$values = array(
			'_firstname' => 'First Name',
			'_lastname' => 'Last Name',
			'_telephone' => 'Telephone',
			'_telephone_mobile' => 'Telephone Mobile'
		);
		// reorder based on DMS sorting
		if( ploption('FormTextDefaults_sortable', $this->oset) ) {
			$order = explode(",",ploption('FormTextDefaults_sortable', $this->oset));
			foreach($order as $item) {
				$neworder[] = $values[$item];
			}
			$values = $neworder;
		}
		// render the output
		foreach($values as $display) {
			printf('<p>%s</p>',$display);
		}
	}
}