Merge changes from topic "ndm"

* changes:
  [Non-Discoverable Mode] Selectively hide Device Name characteristic
  [Non-Discoverable Mode] Store discoverable bit in security record
  [Non-Discoverable Mode] Add discoverable bit to advertiser config
  [Non-Discoverable Mode] Remove AdvertiserConfig
  [Non-Discoverable Mode] Hold ConnectComplete callback until local_address is known
  Fix uninitialized memory in controller