chainhash, wire: implement tagged hashes for utreexo leaves #111
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For versioning purposes, we want to prepend the version info before the leaf data when generating the hash. Instead of sha256 used in bip340, we use sha512 as it's benchmarked to perform better for leafdatas.
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For versioning purposes, we want to prepend the version info before the
leaf data when generating the hash. Instead of sha256 used in bip340, we
use sha512 as it's benchmarked to perform better for leafdatas.