Lzlib 压缩库提供了在内存中的 LZMA 压缩和解压算法功能，包括对数据进行完整性检查。压缩格式是 lzip
1. 压缩时间减少 2%.
2. All declarations not belonging to the API have been encapsulated in the namespace "Lzlib".
3. New tests have been added to the test suite....
4. Match length limits set by the options -1 to -9 of minilzip have been changed to match those of lzip 1.11.
5. Minilzip now sets stdin and stdout in binary mode on OS2.
6. The file bbexample.cc, containing example functions for buffer-to-buffer compression/decompression, has been added