some changes made

git-svn-id: https://plugins.svn.wordpress.org/advanced-twitter-followers-widget/trunk@985151 b8457f37-d9ea-0310-8a92-e5e31aec5664
tested up to 4.0

git-svn-id: https://plugins.svn.wordpress.org/advanced-twitter-followers-widget/trunk@985152 b8457f37-d9ea-0310-8a92-e5e31aec5664