1.We need to support more than one WLAN chipset in one SP, and the
wlanhost driver need to use different configuration for different
chipset build, so add the separate bb to build different ko for
different chipset.
2.Add the service & script for chipset dynamic detection function.

Change-Id: I534ed2ef3c0e1d82281fe66c8aa3e894f257050a
Signed-off-by: Chaoli Zhou <zchaoli@codeaurora.org>