Release 2006-05-15 is a very enhanced release.
It contains the following fixes:
SSL certificates for proxy are generated automatically and on demand using keytool.
This fixes the security alerts problem.
Triggering keyboard events when value is set to textboxes.
Fixed bug which caused improper functioning in popups.
Fixed bug which caused null pointer exception when content type was not set.
Fixed bug where _table(index) was not working properly.
Fixed bug for multiple submit buttons on IE.