feature requests: ranking, fuzzy matching

as mentioned by @PouyaMohseni this morning:

-we'd like querying to handle a certain amount of misspelling and fuzziness

-it would be nice to have ranking. For a concrete example, here is "tar" searched on wikidata (we want hit number two )

but on UMIL we get lots of instruments with "tar" in the name:

Ideally, the one called "tar" would be at the top.