Filter bar: Better field display on smaller screens.

props TacoVerdo, jesin.
fixes #29556 and #29495.

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Twenty Fifteen: updating customizer label text for more clarity.

Props iamtakashi, fixes #30545.


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Adjust [29806] and revert [29807] to restore placeholder and email copy order.

Avoids unnecessarily changing a (large, carefully formatted) translated string from 4.0.

fixes #21089.

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git-svn-id: http://core.svn.wordpress.org/trunk@30732 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Editor: fix initial state for editor-expand when TinyMCE is disabled or not supported. Props avryl, fixes #30592.
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git-svn-id: http://core.svn.wordpress.org/trunk@30733 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add missing documentation for the `xmlrpc_element_limit` hook in wp-includes/class-IXR.php.

Props ankitgadertcampcom, kpdesign.
Fixes #29977.

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git-svn-id: http://core.svn.wordpress.org/trunk@30734 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Document the default arguments for `register_sidebar()` in the hash notation style.

Props coffee2code.
See #28298.

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git-svn-id: http://core.svn.wordpress.org/trunk@30735 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Twelve: menu on touch devices: fix jQuery selector for menu items with submenus. props babbardel, fixes #24767.
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Themes screen: fix the position of the search field. Props jesin, fixes #29556.
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git-svn-id: http://core.svn.wordpress.org/trunk@30737 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE: manually fire `ExecCommand` when aligning images as we do `preventDefault()` on `BeforeExecCommand` for them. Props avryl, fixes #30565.
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Editor DFW v2: fade out the Screen Options/Help tabs when open. Props avryl, fixes #30593.
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git-svn-id: http://core.svn.wordpress.org/trunk@30739 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Use `wp_checkdate()` when checking date validity in `WP_Date_Query`.

See #25834.
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git-svn-id: http://core.svn.wordpress.org/trunk@30740 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove `<code>` tags from translatable string in `WP_Date_Query`.

This was missed in [30300]. See #25834.

Props ramiy.
Fixes #30612.
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Revert [28719] and no longer math-process multiplication of negative numbers

see #19308
fixes #30445
props rmccue
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Convert various uses of `(optional)` in core parameter descriptions to use the style prescribed in the inline documentation standards for PHP.

The style for marking parameters optional in inline PHP docs is: `@param type $var Optional. Description. Accepts. Default.`, where Accepts can be omitted on a case-by-case basis.

Props coffee2code.
Fixes #30591.

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Improve various hook and filter docs so they are correctly parsed for the code reference.

Fixes #30558
Props DrewAPicture

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Fix a typo in the return description for `get_sample_permalink()`.

Props TobiasBg.
Fixes #30591.

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git-svn-id: http://core.svn.wordpress.org/trunk@30745 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add a blank line preceding a Markdown-formatted ordered list in the DocBlock for the `admin_body_class` filter.

Props kpdesign.
See #30558.

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git-svn-id: http://core.svn.wordpress.org/trunk@30746 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE, improve accessibility:
- Return focus to the editor on pressing Escape while the image toolbar is focused.
- Add a Close button to the Help modal and close it on Escape.
- Override the title on the editor iframe (read by screen reader apps), replace with the Alt+Shift+H shortcut.
- Add focus shortcuts descriptions to the Help modal.
Fixes #27642.
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git-svn-id: http://core.svn.wordpress.org/trunk@30747 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add missing DocBlocks and parameter descriptions for a wide variety of properties and methods in `WP_Upgrader`, `Plugin_Upgrader`, `Theme_Upgrader`, `Language_Pack_Upgrader`, `Core_Upgrader`, and `File_upload_Upgrader`.

Props jdgrimes, DrewAPicture.

See #29086.

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Restore missing line in DocBlock for `WP_Tax_Query::get_sql_for_clause()`.

Props kpdesign.
See [30622], #30469.

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