message: Use auto to receive tile references
diff: @@ -155,8 +155,8 @@ void TileMap::buildTerrainMap(const std::string& path)
  {
  for(int col = 0; col < mSizeInTiles.x; col++)
  {
  - Color color = heightmap.pixelColor({col, row});
  - Tile& tile = *getTile({col, row}, depth);
  + auto color = heightmap.pixelColor({col, row});
  + auto& tile = *getTile({col, row}, depth);
  tile = {{col, row}, depth, color.red / 50};
  if (depth > 0) { tile.excavated(false); }
  }
  @@ -333,7 +333,7 @@ void TileMap::draw()
  {
  for (int col = 0; col < mEdgeLength; col++)
  {
  - Tile& tile = *getTile(mMapViewLocation + NAS2D::Vector{col, row}, mCurrentDepth);
  + auto& tile = *getTile(mMapViewLocation + NAS2D::Vector{col, row}, mCurrentDepth);
  if (tile.excavated())
  {
  