Index basic views

Basic bootstrap-based formatting.  When loaded the example set, try e.g.

http://localhost:8004/lookup/blockhash?hash=fffcffffffffffffffffffffffff80ff801f0003000000000000000000000000
http://localhost:8004/lookup/uri?uri=http%3A%2F%2Fcommons.wikimedia.org%2Fwiki%2FFile%3APennsylvania_Route_29_map.png

and then click on the results.

More stuff could be added to the result list (e.g. license).

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