plugins.jquery.com: Fix focus style for giant search box - Closes gh-178 - Closes jquery/plugins.jquery.com#95

Squashed commit of the following:

commit 4f96712874dbd4650c65c0ae738f3c60cf2ad9bf
Author: Martin H. Normark <m@martinnormark.com>
Date:   Thu Jan 17 19:36:15 2013 +0100

    Add glow outline to search box, on focus

commit ad29cf28868dccfadcec79a8e89fd248e4bec252
Author: Martin H. Normark <m@martinnormark.com>
Date:   Thu Jan 17 11:53:15 2013 +0100

    Remove the yellow outline from the search input