update [12/07/2013]

* Fix Wi-Fi AP, use athap0 interface
* Add MDPI overlay for Camera
* Swtich back to 512MB device dalvik settings
* Update camera HAL, add suport for flash and autofocus (needed by Ace Plus)
* Use default zRam values
* Update MDP kernel include to ics_chocolate
* Some other minor changes

Change-Id: I9d62b5b5c642ce2c131cd79491ab6cb2521e4f5d