curl and highlights

git-svn-id: https://plugins.svn.wordpress.org/smart-search/trunk@908359 b8457f37-d9ea-0310-8a92-e5e31aec5664
README fix

git-svn-id: https://plugins.svn.wordpress.org/smart-search/trunk@908360 b8457f37-d9ea-0310-8a92-e5e31aec5664