message: Rename _value to value
diff: @@ -31,12 +31,12 @@ static const std::map<MineProductionRate, std::array<int, 4>> YieldTable =
  */
  static int getOreCount(const Mine::MineVeins& veins, Mine::OreType ore, int depth)
  {
  - int _value = 0;
  + int value = 0;
  for (std::size_t i = 0; i < static_cast<std::size_t>(depth); ++i)
  {
  - _value += veins[i][ore];
  + value += veins[i][ore];
  }
  - return _value;
  + return value;
  }
  