Use jQuery.prop('checked') instead of jQuery.attr('checked'), which is deprecated.
Built from https://develop.svn.wordpress.org/trunk@27164


git-svn-id: http://core.svn.wordpress.org/trunk@27030 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE: fix styling in the Charmap modal so the click targets are as large as the table cells. Remove the "Close" button and close the modal after inserting the special char. Fixes #27107.
Built from https://develop.svn.wordpress.org/trunk@27165


git-svn-id: http://core.svn.wordpress.org/trunk@27031 1a063a9b-81f0-0310-95a4-ce76da25c4cd