quick implementation for 4.2.x
add audio HAL (wip)

kanged from sakindia123 (thanks!)
major update

* Fix Wi-Fi
* Fully fix audio
* Remove unneeded pacthes
* Fix partition mounting
* Use open-source libril and rild
* Use simple RIL class
* Fixed APNs and calls
* Other minor changes
update USB config, clean-up
we don't need legacy FB
fix USB init syntax
clean-up ADB configuration
update recovery graphics and build kernel with 4.6 toolchain

* Change font to roboto
* Remove unused code
Merge remote-tracking branch 'upstream/cm10.1' into cm10.1

Conflicts:
	BoardConfig.mk