percentage feature added

git-svn-id: https://plugins.svn.wordpress.org/reaction-buttons/trunk@811608 b8457f37-d9ea-0310-8a92-e5e31aec5664
logging removed

git-svn-id: https://plugins.svn.wordpress.org/reaction-buttons/trunk@811609 b8457f37-d9ea-0310-8a92-e5e31aec5664