message: Mark methods with override in PlanetSelectState
diff: @@ -19,11 +19,11 @@ class PlanetSelectState : public NAS2D::State
  {
  public:
  PlanetSelectState();
  - ~PlanetSelectState();
  + ~PlanetSelectState() override;
  protected:
  - void initialize();
  - State* update();
  + void initialize() override;
  + State* update() override;
  private:
  typedef std::vector<Planet*> PlanetPtrList;
  