MP6 improvements

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@810115 b8457f37-d9ea-0310-8a92-e5e31aec5664
Indent output properly

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@810116 b8457f37-d9ea-0310-8a92-e5e31aec5664