deleting old files

git-svn-id: https://plugins.svn.wordpress.org/category-widget/trunk@845507 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated to 3.8.1

git-svn-id: https://plugins.svn.wordpress.org/category-widget/trunk@845508 b8457f37-d9ea-0310-8a92-e5e31aec5664