PS3 Dev naehrwert has updated his scetool, here is a quote of the changes
– Plaintext sections will now take less space in metadata header keys array.
– Added option to specifiy a template SELF to take configuration values from.
– Added option to override the keyset used for en-/decryption.
– Fixed NP application types.
– [Firmware Version] will now be written to control info only.
– [Application Version] will now be written to application info only.