include missing files

git-svn-id: https://plugins.svn.wordpress.org/riddle-playful-content-on-the-go/trunk@1018758 b8457f37-d9ea-0310-8a92-e5e31aec5664
remove empty line

git-svn-id: https://plugins.svn.wordpress.org/riddle-playful-content-on-the-go/trunk@1018759 b8457f37-d9ea-0310-8a92-e5e31aec5664