Automatic updates: An error code containing 'do_rollback' can be used to trigger a rollback.

This could enable the triggering of a rollback in update_core() in wp-admin/includes/update-core.php.

see #22704.

Built from https://develop.svn.wordpress.org/trunk@25782


git-svn-id: http://core.svn.wordpress.org/trunk@25695 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Hide auto updates from update-core.php directly in get_core_updates(). see #22704.

Built from https://develop.svn.wordpress.org/trunk@25783


git-svn-id: http://core.svn.wordpress.org/trunk@25696 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Hide language-specific warnings/labels on update-core.php when we are dealing with a point release partial build.

see #22704, #18200.

Built from https://develop.svn.wordpress.org/trunk@25784


git-svn-id: http://core.svn.wordpress.org/trunk@25697 1a063a9b-81f0-0310-95a4-ce76da25c4cd