A small bug is removed

git-svn-id: https://plugins.svn.wordpress.org/bootstrap-panels/trunk@954254 b8457f37-d9ea-0310-8a92-e5e31aec5664
bug removed

git-svn-id: https://plugins.svn.wordpress.org/bootstrap-panels/trunk@954257 b8457f37-d9ea-0310-8a92-e5e31aec5664