message: mavsdk_server: fix naming and warnings
diff: @@ -10,17 +10,17 @@ using namespace mavsdk::mavsdk_server;
  class MavsdkServer::Impl {
  public:
  - Impl() = default;
  - ~Impl() = default;
  + Impl() {}
  + ~Impl() {}
  void connect(const std::string& connection_url)
  {
  - _connection_initiator.start(_mavsdk, connection_url);
  + _connection_initiator.start(_dc, connection_url);
  }
  int startGRPCServer(const int port)
  {
  - _server = std::make_unique<GRPCServer>(_mavsdk);
  + _server = std::make_unique<GRPCServer>(_dc);
  _server->set_port(port);
  _grpc_port = _server->run();
  return _grpc_port;
  @@ -33,10 +33,10 @@ public:
  int getPort() { return _grpc_port; }
  private:
  - mavsdk::Mavsdk _mavsdk{};
  - ConnectionInitiator<mavsdk::Mavsdk> _connection_initiator{};
  - std::unique_ptr<GRPCServer> _server{};
  - int _grpc_port{};
  + mavsdk::Mavsdk _dc;
  + ConnectionInitiator<mavsdk::Mavsdk> _connection_initiator;
  + std::unique_ptr<GRPCServer> _server;
  + int _grpc_port;
  };
  MavsdkServer::MavsdkServer() : _impl(new Impl()) {}
  