am 4fc9ecf2: am a71354d7: Enable presence check at application level using RawTagConnection.isConnected() method.

Merge commit '4fc9ecf223895f09b5593d4bcd2a3f0e2d1f0bae'

* commit '4fc9ecf223895f09b5593d4bcd2a3f0e2d1f0bae':
  Enable presence check at application level using