mentions: initial rust api for bech32 mentions (William Casarin)

blocks: make sure we drop (William Casarin)

blocks: export more stuff (William Casarin)

fix warnings (William Casarin)

note: expose id field (William Casarin)

make blocktype public (William Casarin)

remove some print statements (William Casarin)

pushed to nostrdb-rs:refs/heads/master

http://git.jb55.com/nostrdb-rs/commit/29424c07c64200e642c62734204a3a2d567dab2a.html