added video link

git-svn-id: https://plugins.svn.wordpress.org/wp-responsive-video-gallery-with-lightbox/trunk@1026086 b8457f37-d9ea-0310-8a92-e5e31aec5664
Change Text

git-svn-id: https://plugins.svn.wordpress.org/wp-responsive-video-gallery-with-lightbox/trunk@1026088 b8457f37-d9ea-0310-8a92-e5e31aec5664