message: Rename `ore_count` to `oreCount`
diff: @@ -188,13 +188,13 @@ void Mine::checkExhausted()
  {
  if (!active()) { return; }
  - int ore_count = 0;
  + int oreCount = 0;
  for (auto vein : mVeins)
  {
  - ore_count += vein.total();
  + oreCount += vein.total();
  }
  - mFlags[5] = (ore_count == 0);
  + mFlags[5] = (oreCount == 0);
  }
  