[WIP] using brunsli for JPG compression
[WIP] using brunsli for JPG compression

- basic brunsli compression works
- TODO motion JPG using brunsli
- TODO brunsli decompression
- fix command line switches (brunsli/brotli instead of jpgbrunsli/jpgbrotli)

schnaader/precomp-cpp,schnaader/precomp-cpp