AJCORE-269: Cleanup behavior of BD=on

Only link the bundled daemon to executables when BD=on; don't link bundled
daemon to shared libraries.

Change-Id: If3e32fd3eda5aa1d336b60df5370f4bb47e1eb10
AJCORE-12 Compile warnings: ajn::SessionListener::SessionLost(ajn::SessionId)' is deprecated

Add @deprecated based on feedback from code review.

Change-Id: I6e996a8eb380fc905fb9c873b031f768d29a2df0
AJCORE-302: Remove unused legacy BT transport

Change-Id: I2a454d2bd8e8895ee18c129203e6e6a2b907b431
AJCORE-302: Remove unused legacy BT transport

Remove "bttimingclient" from Makefile that was missed in previous commit.

Change-Id: Ibe49a102b128161bf14f2f342f5f6b7bfd6cf0d7