Fixed space below player and updated readme.txt file for WordPress 4.0 compatible.

git-svn-id: https://plugins.svn.wordpress.org/contus-video-gallery/trunk@979429 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated readme.txt file to update product description

git-svn-id: https://plugins.svn.wordpress.org/contus-video-gallery/trunk@979439 b8457f37-d9ea-0310-8a92-e5e31aec5664