[Bluetooth] Add registerRFCOMMServiceByUUID

This series depend on https://github.com/crosswalk-project/tizen-extensions-crosswalk/pull/153 . 

This is the first part of the series that add support for the server and client sides of Bluetooth communication.

This series add the server side of the equation, i.e. listening for for incomming connections, and be notified that some remote device has connected.