Merge branch 'chore/codec-traits' into 'master'

benches/encoding.rs

crates/encoding/src/cipher.rs

crates/encoding/src/codec.rs

crates/encoding/src/huffman.rs

crates/encoding/src/lib.rs

crates/encoding/src/rc4.rs

crates/encoding/src/rle.rs

crates/encoding/src/zippy.rs

crates/hashing/Cargo.toml

crates/hashing/src/crc32.rs

crates/hashing/src/crc32c.rs

crates/hashing/src/hash.rs

crates/hashing/src/lib.rs