parser: fix bech32 block decoding (William Casarin)
bech32: fix big in bech32 size parsing (William Casarin)
test: ocd tweak (William Casarin)
pushed to nostrdb:refs/heads/master
http://git.jb55.com/nostrdb/commit/40d3a7069fec8e54f88a23a6398f45478aeb36f7.html