return number of items popped when polling (William Casarin)

silence annoying debug (William Casarin)

filters: copy filter metadata into subscription (William Casarin)

cli/ndb: show fulltext search perf (William Casarin)

pushed to nostrdb:refs/heads/master

http://git.jb55.com/nostrdb/commit/97faaec7b948da08780f836d61cb4c031eed2744.html