When height is set playlist scrolls to playing track css fixes

git-svn-id: https://plugins.svn.wordpress.org/s3bubble-amazon-s3-audio-streaming/trunk@879619 b8457f37-d9ea-0310-8a92-e5e31aec5664
When height is set playlist scrolls to playing track css fixes updates

git-svn-id: https://plugins.svn.wordpress.org/s3bubble-amazon-s3-audio-streaming/trunk@879621 b8457f37-d9ea-0310-8a92-e5e31aec5664