Bring up to date with ol_R5.SP5.01

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I60b69c62d54a62986e29bcc35ffe7ff32ba8f994
wl12xx: new calibration method

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I8f2b9a17eb5cf673dccb006243930ab00eeaa2f1
wl12xx: Copy firmware from hardware/ti/wlan

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Ib4f5a76bca42d9936d7ca257ca77f10f0f02a7ed
Remove nvimport

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I8b1ed0bb3a5d7574f43ba42a4b5762e94ef316ba
Cleanup wifi modules build part

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I3cd64b5957a63a93f0da80720df93ebe36c85fff
wl12xx: don't build iw

let's see if we don't need this anymore.

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
calibrator: temp workaround to fix calibration

for some reason it doesn't work

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>