We have got our hands on the full change log of the update, which has been put by the company itself.
1. Added support for printing pictures, Gmail messages, Google docs, and also other kinds of documents over Wifi, Bluetooth and other hosted services.
2. Many bugs fixed, which in turn optimize the battery usage, and thus with the update the battery life will be improved.
3. Also delay in syncing data in mails had been fixed. The update would be our anytime now, and it’s better toy keep checking for the notification or you can also check for the update manually by navigating to Settings> About Phone> System Updates.Do update your device and let us know the differences you notice in the device.