PHP 5.3 compatibility, upgrade Smarty to 2.6.26

include/compat.inc.php

@@ -316,4 +316,10 @@ if (!isset($serendipity['serendipityPath'])) {
 
 $serendipity['indexFile'] = 'index.php';
 
+if (function_exists('date_default_timezone_get')) {
+    // We currently offer no Timezone setting (only offset to UTC), so we
+    // rely on the OS' timezone.
+    date_default_timezone_set(date_default_timezone_get());
+}
+
 /* vim: set sts=4 ts=4 expandtab : */