demostrative filter support and redraw functionality

- button to show 2.0.0 results only

Change-Id: I716788c16fb7abacaa12d6d107cbbb5e606a0a91
Reviewed-on: http://review.couchbase.org/23732
Reviewed-by: Ronnie Sun <ronnie@couchbase.com>
Tested-by: Ronnie Sun <ronnie@couchbase.com>