am 42d2aaa0: am 3eb45836: am 2f1a08e6: Merge "MIDI docs BTLE: how to open BTLE MIDI devices" into mnc-dev

* commit '42d2aaa07c6ce3dd94a9f850dfc32add1bbb49bf':
  MIDI docs BTLE: how to open BTLE MIDI devices