Updating to Limesurvey 1.9.1+ revision 11132 (part one)

include/limesurvey/classes/adodb/drivers/adodb-pdo_sqlite.inc.php

@@ -13,6 +13,7 @@
  And also Sid Dunayer [sdunayer#interserv.com] for extensive fixes.
  */
 
+if (!defined('ADODB_DIR')) die();    
 class ADODB_pdo_sqlite extends ADODB_pdo {
     var $metaTablesSQL   = "SELECT name FROM sqlite_master WHERE type='table'";
     var $sysDate         = 'current_date';