* infrastructure changes in the scanning engine bringing higher detection rates
* fixed a bug that was sometimes causing crash of the avast! screensaver during its initialization
* improved handling of corrupted files in the SIS and CAB unpackers
* Standard Shield: fixed a minor memory leak in the Vista (and Vista only) driver
* Standard Shield: improved the "move to chest" command in Vista
* Standard Shield: the default scan exceptions are now valid for read/write access only (not execute)
* added more "installer" unpackers
* added more Win32 executable unpackers (Enigma etc.)
* for NTLM proxy authorization (via ISA Server) it is now possible to specify the account under which the avast! service will perform the update
* added Arabic language pack