del old asset

git-svn-id: https://plugins.svn.wordpress.org/socializer/trunk@956258 b8457f37-d9ea-0310-8a92-e5e31aec5664
add new asset

git-svn-id: https://plugins.svn.wordpress.org/socializer/trunk@956259 b8457f37-d9ea-0310-8a92-e5e31aec5664