Trim history option in settings (UI only)

www/common/common-ui-elements.js

@@ -30,6 +30,13 @@ define([
         });
     }
 
+    UIElements.prettySize = function (bytes) {
+        var kB = Util.bytesToKilobytes(bytes);
+        if (kB < 1024) { return kB + Messages.KB; }
+        var mB = Util.bytesToMegabytes(bytes);
+        return mB + Messages.MB;
+    };
+
     UIElements.updateTags = function (common, href) {
         var existing, tags;
         NThen(function(waitFor) {