Method readline

MyGUIEngine/src/MyGUI_DataStream.cpp:43–48

	}

	void DataStream::readline(std::string& _source, Char _delim)
	{
		if (mStream == nullptr)
			return;
		std::getline(*mStream, _source, (char)_delim);
	}

	size_t DataStream::read(void* _buf, size_t _count)
	{