Don't globalize version variables twice. See #23685.


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Cast proper fields to `int` when returning from `wp_get_object_terms()`. Add `term_taxonomy_id` and `object_id` to the list in `sanitize_term()` and `sanitize_term_field()`.  

Fixes #17646. Adds unit tests.
Props simonwheatley, dd32, kovshenin.


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Pass `$args` to the `export_wp` action in `export_wp()`, which is currently passed no arguments.

Props nickdaugherty.
Fixes #25574.


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Respect `paged` when `offset` is used in `WP_Query`. Adds unit tests.

Props coffee2code.
Fixes #18897.


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Add a filter to the Background Updates debug email, matches the filter used on the non-debug post-update emails. Props pento. Fixes #25756

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When checking filesystem permissions for core updates, only check the permissions of the files which we need to alter. Props nacin for initial patch. Fixes #25771 for trunk

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Remove dead code from the Plugin Upgrader class. Props jdgrimes. Fixes #25470

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Core Upgrader success statistics: Pass the version of WordPress we're upgrading from, as well as the version being upgraded to. Props nacin. See #25772 for trunk

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Core Upgrader: Include an unmodified $wp_version in Core_Upgrader::upgrade(). This protects against cases where the global $wp_version has been modified. See #25772

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