Randomize 'ordered list' initial state in forms

www/common/common-util.js

@@ -9,6 +9,15 @@
         return Array.prototype.slice.call(A, start, end);
     };
 
+    Util.shuffleArray = function (a) {
+        for (var i = a.length - 1; i > 0; i--) {
+            var j = Math.floor(Math.random() * (i + 1));
+            var tmp = a[i];
+            a[i] = a[j];
+            a[j] = tmp;
+        }
+    };
+
     Util.bake = function (f, args) {
         if (typeof(args) === 'undefined') { args = []; }
         if (!Array.isArray(args)) { args = [args]; }

www/form/inner.js

@@ -1471,6 +1471,7 @@ define([
                 var map = {};
                 var invMap = {};
                 var sorted = false;
+                Util.shuffleArray(opts.values);
                 var els = opts.values.map(function (data, i) {
                     var uid = Util.uid();
                     map[uid] = data;