drivers: bluetooth: Import from CAF jb_1.9.6

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

Conflicts:
	drivers/bluetooth/Makefile
	drivers/bluetooth/ath3k.c
	drivers/bluetooth/bluesleep_bcm.c
	drivers/bluetooth/btusb.c
	drivers/bluetooth/hci_ldisc.c