Fully-sync with CAF: phase 7 (net)

*bcmdhd drivers from Google l-preview kernel
*wireless stack from Google l-preview kernel

Signed-off-by: Sultanxda <sultanxda@gmail.com>
Fully-sync with CAF kk_3.5: phase 8

Signed-off-by: Sultanxda <sultanxda@gmail.com>
Full-sync with CAF kk_3.5: phase 9

Signed-off-by: Sultanxda <sultanxda@gmail.com>