message: Move `MainReportsUiState` globals into unnamed namespace
diff: extern NAS2D::Point<int> MOUSE_COORDS;
  +namespace
  +{
  static const NAS2D::Image* WINDOW_BACKGROUND = nullptr;
  const NAS2D::Font* BIG_FONT = nullptr;
  const NAS2D::Font* BIG_FONT_BOLD = nullptr;
  +}
  /**
  