Bug fixes

git-svn-id: https://plugins.svn.wordpress.org/responsive-video-embeds/trunk@844164 b8457f37-d9ea-0310-8a92-e5e31aec5664
Bug fixes for HTML output

git-svn-id: https://plugins.svn.wordpress.org/responsive-video-embeds/trunk@844165 b8457f37-d9ea-0310-8a92-e5e31aec5664