* the "DFW" button is now an auto/off toggle
* defaulting to auto during beta, decide later for release
* "auto" means that DFW gets enabled as you start typing in editor
* tabbing and mousing out will bring the full interface back
* there is a slight grace period during which your mouse can quickly return
Feature plugin work happened here: https://github.com/avryl/focus
props avryl, azaozz, Michael Arestad
fixes#29806
Built from https://develop.svn.wordpress.org/trunk@30338
git-svn-id: http://core.svn.wordpress.org/trunk@30337 1a063a9b-81f0-0310-95a4-ce76da25c4cd
- Improve TinyMCE resizing when a floated block is at the end of the content.
- Improve setting the padding/margin under the toolbar on loading.
- Add custom event on TinyMCE resizing and use it to adjust the pinning (if needed).
Part props avryl, see #28328.
Built from https://develop.svn.wordpress.org/trunk@29279
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