more for 3.8

git-svn-id: https://plugins.svn.wordpress.org/formidable/trunk@817907 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix checkboxes

git-svn-id: https://plugins.svn.wordpress.org/formidable/trunk@817909 b8457f37-d9ea-0310-8a92-e5e31aec5664