Check `$profileuser->rich_editing` for empty before using it in Edit User admin code.

Props sorich87, c3mdigital.
Fixes #17328.


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Support `orderby => meta_value` in `WP_User_Query`. Adds unit test.

Props wpsmith.
Fixes #21581.


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git-svn-id: http://core.svn.wordpress.org/trunk@25293 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Use `wp_get_nav_menus()` instead of `get_terms('nav_menu')` in `WP_Nav_Menu_Widget` to preserve use of `wp_get_nav_menus' filter.

Props Frank Klein.
Fixes #25263.


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git-svn-id: http://core.svn.wordpress.org/trunk@25294 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove dead code in `add_query_arg()`.

Props hakre, c3mdigital.
Fixes #16942.


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Add `term_taxonomy_id` to available fields in `get_term_by()`. Adds unit test.

Props jchristopher.
Fixes #21651.


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git-svn-id: http://core.svn.wordpress.org/trunk@25296 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Don't call `sanitize_title_with_dashes( $taxonomy )` in `register_taxonomy()` unless `$args['rewrite']['slug']` is empty.

Props SergeyBiryukov.
Fixes #23668.


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git-svn-id: http://core.svn.wordpress.org/trunk@25297 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Bump TinyMCE version for [25132]. See #25131.

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Improve clarity and speed of [25320].

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Avoid string offset notices in [25319].

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git-svn-id: http://core.svn.wordpress.org/trunk@25302 1a063a9b-81f0-0310-95a4-ce76da25c4cd
SimplePie: Fix use of DOMElement as array.

props MikeSchinkel.
fixes #25274.

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git-svn-id: http://core.svn.wordpress.org/trunk@25304 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Bump version in trunk.

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git-svn-id: http://core.svn.wordpress.org/trunk@25305 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Avoid error in ms-files.php after [25317].

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git-svn-id: http://core.svn.wordpress.org/trunk@25306 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add a set of helpers to turn the behaviour of mbstring.func_overload off when needed. Fixes #25259

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git-svn-id: http://core.svn.wordpress.org/trunk@25308 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Switch unzip_file() over to using the mbstring.func_override helper functions. See #25259

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Switch WP_HTTP over to using the mbstring.func_overload helper functions. This change moves the check from within the Streaming-handling function to wrap the individual request, this fixes it for both cURL and Streams and any future changes to the transports which use strlen() on binary data. See #25259 See #16057

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git-svn-id: http://core.svn.wordpress.org/trunk@25310 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make use of the mbstring.func_overload helper functions in WP_Filesystem so byte lengths are properly determined. See #25259 Fixes #25237

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Fix the action that `set_site_transient()` fires so as not to include the private option prefix. This brings set_site_transient() back in line with it's documented behaviour, and the behaviour of all other transient functions. Fixes #25213

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