bench: add 1million note import benchmark (William Casarin)
benchmark very large file (William Casarin)
bench: switch to monotonic clock for benchmarking (William Casarin)
pushed to nostrdb:refs/heads/master
http://git.jb55.com/nostrdb/commit/050438e62c7fd468fb0b492d6b0bcd62b3aa685a.html