Update table tinymce plugin.

git-svn-id: https://plugins.svn.wordpress.org/wp-super-edit/trunk@992868 b8457f37-d9ea-0310-8a92-e5e31aec5664
Update version to 2.5.2

git-svn-id: https://plugins.svn.wordpress.org/wp-super-edit/trunk@992870 b8457f37-d9ea-0310-8a92-e5e31aec5664