add bt instrumentation to run as a util

some bt test util methods are useful as device setup util, this
change exposes some of them via a BluetoothInstrumentation so
that they can be invoked like commands for setting up or
controlling bt state in test harness

Change-Id: I1d40baf374e145ab550ae4fa5f581e2eaf2e29bb
3 files changed
tree: d069b1fa1b788cec3164ebc31b17773dd7d824db
  1. framework/
  2. service/