update for wp3.9

git-svn-id: https://plugins.svn.wordpress.org/ultimate-browser-specific-css/trunk@967340 b8457f37-d9ea-0310-8a92-e5e31aec5664
update for wp3.9

git-svn-id: https://plugins.svn.wordpress.org/ultimate-browser-specific-css/trunk@967341 b8457f37-d9ea-0310-8a92-e5e31aec5664