tagging version 3.0

git-svn-id: https://plugins.svn.wordpress.org/addfreestats/trunk@1040600 b8457f37-d9ea-0310-8a92-e5e31aec5664
delete screen

git-svn-id: https://plugins.svn.wordpress.org/addfreestats/trunk@1040671 b8457f37-d9ea-0310-8a92-e5e31aec5664