TinyMCE:
- Update to 4.1.2, changelog: https://github.com/tinymce/tinymce/blob/master/changelog.txt
- Update the tests to 4.1.2.
Fixes #28576.
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git-svn-id: http://core.svn.wordpress.org/trunk@28987 1a063a9b-81f0-0310-95a4-ce76da25c4cd