Inline documentation for the following filter hooks in wp-includes/pluggable.php:
* `comment_notification_recipients`
* `comment_notification_notify_author`

Also removes some generic `@uses` tags from various related doc blocks.

Props markjaquith.
Fixes #25699.

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git-svn-id: http://core.svn.wordpress.org/trunk@26288 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove button-secondary class from Collapse link in theme installer; unify Collapse button styles in theme installer and Customize screen; add a border around the Collapse icon so it remains visible on dark backgrounds; move the color styles to colors-fresh. Fixes #26230.
Built from https://develop.svn.wordpress.org/trunk@26389


git-svn-id: http://core.svn.wordpress.org/trunk@26289 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Dashboard JS cleanup. props kadamwhite, helen. see #25824.

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git-svn-id: http://core.svn.wordpress.org/trunk@26290 1a063a9b-81f0-0310-95a4-ce76da25c4cd
When MP6 was merged into core, the new MCE images weren't added. Replace old MCE gifs with new PNGs and correct the paths to their 2x versions. See #26232.
Built from https://develop.svn.wordpress.org/trunk@26391


git-svn-id: http://core.svn.wordpress.org/trunk@26291 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Dashboard columns:

* Improve responsive breakpoints for.
* Remove obsolete network admin option.
* Remove unnecessary JS.

props SergeyBiryukov, kraftbj, lessbloat. fixes #26074.

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git-svn-id: http://core.svn.wordpress.org/trunk@26292 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make ratings stars 20px to match dashicons native size so they're crisp on all screens. See #26170, props melchoyce.
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git-svn-id: http://core.svn.wordpress.org/trunk@26293 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Don't show the Activity widget on the Network Admin Dashboard. props ocean90. fixes #26184.

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git-svn-id: http://core.svn.wordpress.org/trunk@26294 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Move thickbox styles from wp-admin.css to thickbox.css. Remove old png close icons. Fixes #26178.


Built from https://develop.svn.wordpress.org/trunk@26395


git-svn-id: http://core.svn.wordpress.org/trunk@26295 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove the new thickbox styles from wp-admin.css. See #26178
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git-svn-id: http://core.svn.wordpress.org/trunk@26296 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add some deleted images to the `$_old_files` array. see [26391], [26395], #26232, #26178.

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git-svn-id: http://core.svn.wordpress.org/trunk@26297 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make sure WP_Editor and Thickbox styles have Dashicons as a dependency, as they can be used on the front. props johnjamesjacoby. fixes #26236.

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git-svn-id: http://core.svn.wordpress.org/trunk@26298 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-admin/post.php.

Props nukaga, kpdesign.
Fixes #25846.

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git-svn-id: http://core.svn.wordpress.org/trunk@26299 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-includes/media-template.php.

Props odysseygate for the initial patch. Props kpdesign.
Fixes #25847.

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git-svn-id: http://core.svn.wordpress.org/trunk@26300 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-admin/includes/class-wp-list-table.php.

Props miyauchi, kpdesign.
Fixes 25848.

Built from https://develop.svn.wordpress.org/trunk@26401


git-svn-id: http://core.svn.wordpress.org/trunk@26301 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Clean up the sticky menu and responsive tweaks JS:
- More descriptive names.
- Share cached jQuery elements.
- Fix re-enabling of touch events on the admin menu.
- Fix disabling/enabling of UI Sortable.
Props tollmanz, props sanchothefat, see #26086, fixes #26088.
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git-svn-id: http://core.svn.wordpress.org/trunk@26302 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove obsolete image reference from thickboxL10n. props kovshenin. fixes #26257.
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git-svn-id: http://core.svn.wordpress.org/trunk@26303 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix typo in rss.js feed templates. props Latz. fixes #26258.
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git-svn-id: http://core.svn.wordpress.org/trunk@26304 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Apply paragraph description class on wp-admin/network.php for consistency.

props Hanni.
fixes #26264.
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git-svn-id: http://core.svn.wordpress.org/trunk@26305 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Rename mp6_color_scheme JS global to wp_color_scheme.

props kovshenin.
see #26263.
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git-svn-id: http://core.svn.wordpress.org/trunk@26306 1a063a9b-81f0-0310-95a4-ce76da25c4cd