v1.4.2
perf improvements for zstd decode (#1668)
Merge pull request #1679 from ephiepark/dev
Fixing compressed block size checks
fixed zbufftest
Adding shrinking flag for cover and fastcover (#1656)
[Windows] Don't use a .def file
[legacy] Fix bug in zstd-0.5 decoder
makes it possible to compile libzstd in single-thread mode without zstdmt_compress.c (#819)
Fix buck for lib
Remove double the from README
updated pkg config file
Bump Library Version Number to 1.4.2