Beagleboard:BeagleBone A6A Image 07.31.2012

The 2012.07.31 image includes one and a half months of changes compared to the previous image (2012.06.18) and expands the number of supported capes.

This is mostly a bugfix release that improves support for existing capes and solves a few problems that users have reported.

Supported capes:
 * DVI
 * VGA
 * 3.5" LCD (backlight with userspace hack)
 * 4.3" LCD (backlight with userspace hack)
 * 7" LCD
 * TT3201 CAN
 * SERL-01 (CAN)
 * SERL-03 (RS232)
 * Battery LBO
 * BeBoPR cape
 * Weatherstation
 * DVI + audio cape
 * Audio cape
 * Camera cape

Boot changes:
 * Kernel is now loaded from /boot instead of VFAT, 'opkg upgrade' now works for kernel updates as well

Kernel changes:
 * Updated to 3.2.23
 * reenable OPP50

Userspace changes:
 * Update to node 0.6.20
 * Enable ORC in gstreamer for better performance
 * update openCV to 2.4.x
 * Launch GUI if there's a display capable cape attached
 * cURL: enable ssl support