message: Add using declaration for std::vector<Tile*>
diff: @@ -92,3 +92,5 @@ private:
  const NAS2D::Color& overlayColor(Tile::Overlay, bool);
  const NAS2D::Color& overlayColor(Tile::Overlay);
  const NAS2D::Color& overlayHighlightColor(Tile::Overlay);
  +
  +using TileList = std::vector<Tile*>;
  