release of new version 2.1.0.

git-svn-id: https://plugins.svn.wordpress.org/easy-facebook-likebox/trunk@980244 b8457f37-d9ea-0310-8a92-e5e31aec5664
2.1.0

git-svn-id: https://plugins.svn.wordpress.org/easy-facebook-likebox/trunk@980259 b8457f37-d9ea-0310-8a92-e5e31aec5664