[Bluetooth] enable device disappeared event

This feature was added in current Tizen bluetooth stack:
- platform/core/api/bluetooth : ea4787499cb21d2bfc744aad7b8ba103efe67845
- platform/core/connectivity/bluetooth-frwk : 9319c8e659d1194a7682350468da6c8fc6cd58cb

BUG=XWALK-2642
Merge pull request #394 from eurogiciel-oss/XWALK-2642

[Bluetooth] enable device disappeared event