v1.5.4
Coalesce Almost All Copyright Notices to Standard Phrasing
fix gitignore
Delete unused Huffman functions
[linux-kernel] Update README with initial instructions on how to update zstd in the kernel
Add BtrFS benchmarks
[linux] Write all the patch summaries
Update Copyright Headers 'Facebook' -> 'Meta Platforms'
[kernel] Update README with SquashFS patch