to trunk 2.8.4

git-svn-id: https://plugins.svn.wordpress.org/cyclone-slider-2/trunk@978700 b8457f37-d9ea-0310-8a92-e5e31aec5664
stable tag 2.8.4

git-svn-id: https://plugins.svn.wordpress.org/cyclone-slider-2/trunk@978705 b8457f37-d9ea-0310-8a92-e5e31aec5664