Wi-Fi: Remove code for Wi-Fi #2.

Only support Wi-Fi #3 (RTL8192CU).

Change-Id: I15eff4e504d3dd609f628bbc0736b3904a0411cc
Wi-Fi: Add RT5572 driver and firmware.

Change-Id: Ie6c9b9cdf2349d2ef4b039694ef9008440a7df77
Bluetooth: Fix uevent for bluetooth.

Change-Id: Ia334514ee700126bb72ac38509450053c1357696
vold: Fix node name for USB 3 host/device.

Change-Id: I63db4805575903b543944b8df707be8418376e0b
build: Remove built driver files and zImage.

Change-Id: I8432e23f43edf71b50987cf8f6d6d59d180258fc