libhardware: Add sound card status parameter

Currently audiod monitoring sound card status instead of adsp status.
This is a bug fix to monitor sound card. Audio HAL is going to use
sound card key to check sound card to status.

Change-Id: If2eba2aad2a70a414c8b258bba1ecd8f3a4b8df1
Bluetooth: HID: Add support for HID Device in HAL

This patch adds support for HID Device Role in HAL so that jni
layer can communicate wtih Bluedroid Stack when calling HID Device
API's and callbacks.

Change-Id: I591f477ee58924a9003d6e733dcbbc4e8a7d3202
CRs-Fixed: 573086
Bluetooth: HAL Changes for LPP and extended LE scan

These changes include modifications for implementing Low power
proximity features and extended LE scan based on
UUID Filtering

CRs-Fixed: 581289
Change-Id: I5ddbc8edffec0c6ca5eb8ed4dab12bf2e108bd55