Avoid PHP notices when checking for local requests in in WP_Http.

props markoheijnen.
fixes #29392.
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git-svn-id: http://core.svn.wordpress.org/trunk@29435 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Comments: Simplify JS for inline edit and reply.

fixes #27533.

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Canonical: Apply redirects to HEAD requests too. Adjusts [28958].

props SergeyBiryukov.
fixes #27498.

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DB: Revert [28814] and require a WHERE for wpdb::update().

see #26106.

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git-svn-id: http://core.svn.wordpress.org/trunk@29438 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Unit tests for has_filter() not resetting the array pointer.

props pento.
fixes #29070. see [29472].

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Plugin install: The sort callback doesn't need to be public.

props helen.
fixes #28673.

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Check $post->post_status directly in _update_posts_count_on_delete() for better performance.

props pento.
fixes #27952.
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Simplify the code for calling refresh_blog_details() whenever 'blogname', 'siteurl', or 'post_count' option is updated.

props pento, nacin.
fixes #26410.
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Re-initialize $wp_locale global after changing the default textdomain on installation screens.

props ocean90.
fixes #29452.
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Use wp_admin_css() to enqueue stylesheets in setup-config.php.

fixes #29464.
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git-svn-id: http://core.svn.wordpress.org/trunk@29444 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Restore 'insert-media-button' as an ID attribute for the first instance of media_buttons(). Remove IDs for subsequent instances.

props nacin.
fixes #28090.
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Menus: Improve performance for title live updating. Add `change` event for IE < 9.

props helen, SergeyBiryukov.
fixes #23076.
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git-svn-id: http://core.svn.wordpress.org/trunk@29446 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Update Akismet external to 3.0.2.


git-svn-id: http://core.svn.wordpress.org/trunk@29447 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Install: Only show the language chooser when we have access to the filesystem without asking for credentials.

fixes #29397.
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git-svn-id: http://core.svn.wordpress.org/trunk@29448 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Modals: Remove some remnant unnecessary blue glow focus styling.

fixes #29147.

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Language Pack Upgrader: Check return value before accessing the first array key.

Prevents a fatal error when Language_Pack_Upgrader::bulk_upgrade() returns a WP_Error object.

fixes #29470.
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Plugin install: Make sure h3's clear floats to avoid layout problems.

props SergeyBiryukov.
fixes #29465.

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Revert [28840]; wp_localize_script() must be called on a registered handle.

see #24724.

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Media: Ensure media-views is enqueued and registered before localizing.

fixes #24724.

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git-svn-id: http://core.svn.wordpress.org/trunk@29453 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Plugin install: Better styling to accommodate plugin icons.

fixes #29466.

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