Detect when BT Pairing Dialog is Incorrectly Shown

- Show a dialog when a pairing dialog intent is shown when
  an insecure connection is made between devices. The
  pairing dialog should only be shown when trying to make
  a secure connection.

- Fix a bug where the results from the "Secure client" or
  "Insecure client" tests were not being recorded.

Change-Id: I9886945df4cd0e1e652a7121624e9cc52497cc64