new button

git-svn-id: https://plugins.svn.wordpress.org/processingjs-code-directly/trunk@915356 b8457f37-d9ea-0310-8a92-e5e31aec5664
add better wp_enqueue and ltrim

git-svn-id: https://plugins.svn.wordpress.org/processingjs-code-directly/trunk@915357 b8457f37-d9ea-0310-8a92-e5e31aec5664