message: Use reference syntax for Tile in MapViewState::mineFacilityExtended
diff: @@ -282,9 +282,9 @@ void MapViewState::mineFacilityExtended(MineFacility* mineFacility)
  {
  if (mMineOperationsWindow.mineFacility() == mineFacility) { mMineOperationsWindow.mineFacility(mineFacility); }
  - Tile* mineFacilityTile = NAS2D::Utility<StructureManager>::get().tileFromStructure(mineFacility);
  - Tile* mineDepthTile = mTileMap->getTile(mineFacilityTile->position(), mineFacility->mine()->depth());
  - NAS2D::Utility<StructureManager>::get().addStructure(new MineShaft(), mineDepthTile);
  - mineDepthTile->index(0);
  - mineDepthTile->excavated(true);
  + auto& mineFacilityTile = *NAS2D::Utility<StructureManager>::get().tileFromStructure(mineFacility);
  + auto& mineDepthTile = *mTileMap->getTile(mineFacilityTile.position(), mineFacility->mine()->depth());
  + NAS2D::Utility<StructureManager>::get().addStructure(new MineShaft(), &mineDepthTile);
  + mineDepthTile.index(0);
  + mineDepthTile.excavated(true);
  }
  