Add aria-label to the DFW buttons, props joedolson, fixes #26555
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git-svn-id: http://core.svn.wordpress.org/trunk@27603 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Use `wp_parse_id_list()` when parsing `exclude_tree` in `get_pages()`. Add unit tests to ensure a URL string, array with string as value, and array with array as value for `exclude_tree` can be used to specify multiple IDs.

Props cgaffga, roothorick, hakre, tbrams for patches across the years.
Fixes #9153.


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git-svn-id: http://core.svn.wordpress.org/trunk@27604 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Revert [27738] as the patient exhibited side effects. see #23862.

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git-svn-id: http://core.svn.wordpress.org/trunk@27605 1a063a9b-81f0-0310-95a4-ce76da25c4cd