Avoid a PHP notice if you manually navigate to `/wp-admin/install.php?step=2`. See #28577.
Built from https://develop.svn.wordpress.org/trunk@29516


git-svn-id: http://core.svn.wordpress.org/trunk@29292 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Grid: Improve position of fixed toolbar at small-screen sizes.

see #28842.
Built from https://develop.svn.wordpress.org/trunk@29517


git-svn-id: http://core.svn.wordpress.org/trunk@29293 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Admin Menu: Auto fold the menu at 960px.

This gives us some more room at the post edit screen.

props vinod dalvi for initial patch.
fixes #28592.
Built from https://develop.svn.wordpress.org/trunk@29518


git-svn-id: http://core.svn.wordpress.org/trunk@29294 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Restore focus styles for checkboxes and radio buttons. Broken since [29465].

fixes #28262.
Built from https://develop.svn.wordpress.org/trunk@29519


git-svn-id: http://core.svn.wordpress.org/trunk@29295 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Dashicons: Update to the latest dashicons files.

New icons:
* .dashicons-calendar-alt (f508)
* .dashicons-carrot (f511)
* .dashicons-grid-view (f509)
* .dashicons-index-card (f510)

props liljimmi, melchoyce, empireoflight.
see #27844.
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git-svn-id: http://core.svn.wordpress.org/trunk@29296 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE: fix the edit image and wpview buttons on touch screen PCs, fixes #29235.
Built from https://develop.svn.wordpress.org/trunk@29521


git-svn-id: http://core.svn.wordpress.org/trunk@29297 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Editor scrolling: always resize the text editor clone so it doesn't "push" the parent's width over 100%, fixes #29246.
Built from https://develop.svn.wordpress.org/trunk@29522


git-svn-id: http://core.svn.wordpress.org/trunk@29298 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Editor scrolling:
- Properly handle change of sidebar height when opening, closing or hiding postboxes.
- Add a flag when to start pinning. Set it to few pixels more than the initial editor height.
See #28328
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git-svn-id: http://core.svn.wordpress.org/trunk@29299 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Editor scrolling: set max-width: 100% for the text editor clone instead of always resizing it. See #29246.
Built from https://develop.svn.wordpress.org/trunk@29524


git-svn-id: http://core.svn.wordpress.org/trunk@29300 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Grid: on page load with `?item=` in the URL, if the model is not in the library: fetch it. Defer the triggering of `edit:attachment` until the model has been fetched.

Fixes #29052.

Built from https://develop.svn.wordpress.org/trunk@29525


git-svn-id: http://core.svn.wordpress.org/trunk@29301 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Grid: improve the design of upload errors.

Props celloexpressions.
See #29141.

Built from https://develop.svn.wordpress.org/trunk@29526


git-svn-id: http://core.svn.wordpress.org/trunk@29302 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Grid: Don't show attachment details in the "sidebar" for errors.

Props ocean90.
Fixes #29037.

Built from https://develop.svn.wordpress.org/trunk@29527


git-svn-id: http://core.svn.wordpress.org/trunk@29303 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Grid: don't try to display images that don't have `data.sizes` set. Also, don't show the "Edit Image" button.

Props ocean90.
Fixes #29245.

Built from https://develop.svn.wordpress.org/trunk@29528


git-svn-id: http://core.svn.wordpress.org/trunk@29304 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Media Modal: don't show the "Edit Image" button for attachments that don't have `data.sizes` set.

Fixes #28038.

Built from https://develop.svn.wordpress.org/trunk@29529


git-svn-id: http://core.svn.wordpress.org/trunk@29305 1a063a9b-81f0-0310-95a4-ce76da25c4cd
wpviews: whenever a view is updated or inserted, don't refresh ALL of the views.

Props avryl.
Fixes #28788.

Built from https://develop.svn.wordpress.org/trunk@29530


git-svn-id: http://core.svn.wordpress.org/trunk@29306 1a063a9b-81f0-0310-95a4-ce76da25c4cd
After [29507], move unreachable code from `_requery()` to `Query.get()`.

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git-svn-id: http://core.svn.wordpress.org/trunk@29307 1a063a9b-81f0-0310-95a4-ce76da25c4cd