The automatic upgrade temporary script file is now encrypted.

h2/src/docsrc/html/changelog.html

@@ -28,6 +28,7 @@ Change Log
 </li><li>If an old 1.1 database file version is found on connect, it is now possible to let the old h2
   classes (v 1.2.128) connect to the database. The automatic upgrade .jar file must be present, and the url
   must contain NO_UPGRADE=TRUE
+  </li><li>The automatic upgrade temporary script file is now encrypted.
 </li></ul>
 
 <h2>Version 1.2.139 (2010-07-10)</h2>