message: Environment.hpp: optimize includes.
diff: #include "./Config.hpp"
  -#include <stdio.h>
  +#include <cstdio>
  #include <atomic>
  #include <mutex>
  #include <string>
  #include <unordered_map>
  #include <memory>
  #include <stdexcept>
  -#include <utility>
  -#include <stdlib.h>
  +#include <cstdlib>
  #define OATPP_VERSION "1.2.0"
  