am 067f3f78: am 35550a10: Merge changes from topic \'system-bt\'

* commit '067f3f78d0ca6adea84a120aeaaca2e5e04fce5c':
  L2CAP and SDP Search API for BT profiles (1/2)
  Incorrect RSSI value in onlost/onfound
  OnFound/OnLost feature API changes based on spec v0.90