Fixed some errors in user check of apache and nginx plugin.

Till Brehm

2014-08-01 15687e27652852fa205f9e0d5de245bb9a44a618

 interface/web/js/uni-form/uni-form.jquery.js

@@ -101,6 +101,7 @@
      unit_obj = $("#"+ datetime_id + "_" + unit_name);
      if (unit_obj.val() !== null) {
         unit_obj.val(unit_value);
            unit_obj.change();
      }
   });
}