docs: function PeerAction (peerIdentifier, connectionType, actionType, pskIdentity,
                       pskKey)
  {
    EventEmitter.call(this);
    this._peerIdentifier = peerIdentifier;
    this._connectionType = connectionType;
    this._actionType = actionType;
    this._pskIdentity = pskIdentity;
    this._pskKey = pskKey;
    this._actionState = PeerAction.actionState.CREATED;
    this._id = peerActionCounter;
    ++peerActionCounter;
  }