message: Fix compiler warning C4244
diff: @@ -70,7 +70,7 @@ public:
  String() {}
  explicit String(v_buff_size size)
  - : type::ObjectWrapper<std::string, __class::String>(std::make_shared<std::string>(size, 0))
  + : type::ObjectWrapper<std::string, __class::String>(std::make_shared<std::string>(size, '\0'))
  {}
  String(const char* data, v_buff_size size)
  