[bug] fix additional events on controls not saving state when fired

js/control.js

@@ -1752,6 +1752,7 @@ var control = (function() {
         object.additionalEvents.forEach(function(item, index) {
           object.element.addEventListener(item.event, function(event) {
             item.func(event);
+            data.save();
           }, false);
         });
       };

js/version.js

@@ -1,7 +1,7 @@
 var version = (function() {
 
   // version is normally bumped when the state needs changing or any new functionality is added
-  var current = "3.1.1";
+  var current = "3.1.2";
 
   var compare = function(a, b) {
     var pa = a.split(".");