message: core: don't use colors for iOS
  The iOS console does not support colors, therefore we should omit the
  color magic.
diff: @@ -44,7 +44,7 @@ void set_color(Color color)
  SetConsoleTextAttribute(handle, WIN_COLOR_RESET);
  break;
  }
  -#elif defined(ANDROID)
  +#elif defined(ANDROID) || defined(IOS)
  UNUSED(color);
  #else
  switch (color) {
  