common: bring inline with cm-10.1, fix up some things

* Fix external storage detection
* Animate screen lights (= disable electronic beam animations - it looks very bad)
* Update and add more patches
* Fix BT addres
wifi: echo MAC address so that ath6kl can read it

The MAC address will be echoed to a file called 'softmac'.
The address reported to ath6kl driver is now different, but still incorrect.
At least now it will be different for everyone.

This requires changes in the ath6kl driver.
Merge branch 'cm-10.2' of https://github.com/TheWhisp/android_device_samsung_msm7x27a-common into jb-mr2

Conflicts:
	patches/frameworks_native/0002-Add-overlay-support-for-camera.patch
	patches/install.sh