remove the debug instance and fix the license URL

git-svn-id: https://plugins.svn.wordpress.org/pie-register/trunk@839539 b8457f37-d9ea-0310-8a92-e5e31aec5664
fixed the license URL

git-svn-id: https://plugins.svn.wordpress.org/pie-register/trunk@839540 b8457f37-d9ea-0310-8a92-e5e31aec5664