- add some pragma definitions to brotli port.h
- change lz4 code, to include zstd/xxhash.h
- fix various objects in makefile's
- fix LzHandler.cpp, LZIP has now 0xC5 @ Guid.txt
- improve logging on AppVeyor
- fix version numbers in codecs
- rename "Codec_zstdF" to "Codec_zstd_legacy"
- add missing objects for lizard
- update of zstd-mt library
- add brotli v0.6.0
- add lizard v2.0
- xxhash is from zstd for lz4, lz5 and lizard now
- update also the documentation, where needed
- made an extra zstd.mak file
- removed Format7zZStd
- SFXSetup also has zstd now
- the big 7z.dll is backward compatible to: 0.5 .. 0.7
- the small 7za.dll has only support for zstd 0.8