• Add support for M1 macOS arm64 and universal2 builds/Python wheels
• Add wally_hex_verify to verify hex strings
• Add base58, bip32 and bech32 _n call variants for processing non nul-terminated strings
• Add support for bip32 key derivation from path strings ("m/a/b/c" etc)
• Update to latest libsecp256k1-zkp
• Add --enable-standard-secp configure argument to build with a non-zkp libsecp256k1
• Add --disable-asm configure argument to build without assembly
• Various build and test fixes