Restyle movie search results.

Also make sure we save the current search query in the URL to make it
refresh safe. This is purely to make it faster to develop against,
so this might be skipped in production if it slows things down.

Some refactoring of the search.js as well.

@atroberg , if you could test this on your phone that would be great, and let me know what you think. Also note line 42 in streamr.scss please, and test the two different options.