Update jQuery UI and jQuery UI Touch Punch

jQuery UI to 1.11.1
jQuery UI Touch Punch to 0.2.3

Author: Derky

captcha/sortables.php

@@ -215,7 +215,7 @@ function get_template()
 				'S_TYPE'						=> $this->type,
 
 				// Set version numbers here, so jQuery updates don't require a template refresh anymore
-				'SORTABLES_JQUERYUI_VERSION'	=> '1.9.2',
+				'SORTABLES_JQUERYUI_VERSION'	=> '1.11.1',
 			));
 
 			return '@derky_sortablescaptcha/captcha_sortables.html';