TinyMCE 4.0.12, first run.
- Removes wp-tinymce-schema.js and mark-loaded.js, no longer needed.
- Removes the inlinepopups and most of the wpdialogs plugins; wpdialog.js is moved to wp-includes/js.
- Adds charmap, compat3x, image, link and textcolor plugins, previously contained in /themes/advanced.
- Updates the wordpress, wpeditimage, wpfullscreen, wpgallery and wplink plugins.
- Updates DFW, wp-admin/js/wp-fullscreen.js.
See #24067.
Built from https://develop.svn.wordpress.org/trunk@26876


git-svn-id: http://core.svn.wordpress.org/trunk@26759 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Bump the TinyMCE version, see #24067.
Built from https://develop.svn.wordpress.org/trunk@26877


git-svn-id: http://core.svn.wordpress.org/trunk@26760 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Always show Background Image section heading and the opening table tag on Custom Background screen, to make in consistent with Custom Header and avoid broken markup.

props obenland.
fixes #26731.
Built from https://develop.svn.wordpress.org/trunk@26878


git-svn-id: http://core.svn.wordpress.org/trunk@26761 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Update the readme to 3.9. props kworthington. fixes #26739.
Built from https://develop.svn.wordpress.org/trunk@26879


git-svn-id: http://core.svn.wordpress.org/trunk@26762 1a063a9b-81f0-0310-95a4-ce76da25c4cd