Bluedroid: Add support to send h/w error event.

Bluedroid stack needs to be reset whenever H/w chip restarts
like Subsytem restart.

CRs-fixed: 514760
Change-Id: I5888f0c7a29eb540b77c789774d672180f330168
bluetooth: Added IBS feature to support ROME.

Inband Sleep Tx and Rx supported in H4 layer for ROME

Change-Id: I193785c470b581414cd86d05791482c49c45f439
CRs-fixed: 540383