Log Message:
zstd: updated to 1.4.8

v1.4.8
hotfix: wrong alignment of an internal buffer

v1.4.7
perf: stronger --long mode at high compression levels
perf: stronger --patch-from at high compression levels, thanks to --long improvements
perf: faster dictionary compression at medium compression levels
perf: small speed & memory usage improvements for ZSTD_compress2()
perf: improved fast compression speeds with Visual Studio
cli : Set nb of threads with environment variable ZSTD_NBTHREADS
cli : accept decompressing files with *.zstd suffix
cli : provide a condensed summary by default when processing multiple files
cli : fix : stdin input no longer confused as user prompt
cli : improve accuracy of several error messages
api : new sequence ingestion API
api : shared thread pool: control total nb of threads used by multiple \ 
compression jobs
api : new ZSTD_getDictID_fromCDict()
api : zlibWrapper only uses public API, and is compatible with dynamic library
api : fix : multithreaded compression has predictable output even in special cases
api : fix : dictionary compression correctly respects dictionary compression level
build: fix cmake script when using path with spaces
build: improved compile-time detection of aarch64/neon platforms
build: Fix building on AIX 5.1
build: compile paramgrill with cmake on Windows, requested by @mirh
doc : clarify repcode updates in format specification

v1.4.6
fix : Always return dstSize_tooSmall when that is the case
fix : Fix ZSTD_initCStream_advanced() with static allocation and no dictionary
perf: Improve small block decompression speed by 20%+
perf: Reduce compression stack usage by 1 KB
perf: Improve decompression speed by improving ZSTD_wildcopy
perf: Improve histogram construction
cli : Add --output-dir-mirror option
cli : Warn when (de)compressing multiple files into a single output
cli : Improved progress bar and status summary when (de)compressing multiple files
cli : Call stat less often
cli : Allow --patch-from XXX and --filelist XXX in addition to --patch-from=XXX \ 
and --filelist=XXX
cli : Allow --patch-from to compress stdin with --stream-size
api : Do not install zbuff.h, since it has long been deprecated
api : Fix ZSTD_CCtx_setParameter() with ZSTD_c_compressionLevel to make 0 mean \ 
default level
api : Rename ZSTDMT_NBTHREADS_MAX to ZSTDMT_NBWORKERS_MAX
build: Install pkg-config file with CMake and MinGW
build: Install DLL with CMake on Windows
build: Fix DLL install location with CMake
build: Add ZSTD_NO_UNUSED_FUNCTIONS macro to hide unused functions
build: Add ZSTD_NO_INTRINSICS macro to avoid explicit intrinsics
build: Add STATIC_BMI2 macro for compile time detection of BMI2 on MSVC
build: Fix -Wcomma warnings
build: Remove distutils requirement for meson build
build: Fix cli compilation with uclibc
build: Fix cli compilation without st_mtime
build: Fix shadowing warnings in library
build: Fix single file library compilation with Enscripten
misc: Improve single file library and include dictBuilder
misc: Allow compression dictionaries with missing symbols
misc: Add freestanding translation script in contrib/freestanding_lib
misc: Collect all of zstd's libc dependencies into zstd_deps.h
doc : Add ZSTD_versionString() to manual
doc : Fix documentation for ZSTD_CCtxParams_setParameter()