Revert "Enable offload"

This reverts commit d282695dd2022b0835098cc2867d4843c4535949.
Revert "falcon: Move wifi firmware target for new kernel"

This reverts commit a523104c25412c729054ae8215717f5cd4d59387.
Mahdi Updates

-Add proximity check support
-Build BluetoothExt package
-Build Stagefright FFMPEG plugin

Signed-off-by: Alberto97 <albertop2197@gmail.com>