Update Akismet external to 2.5.9. for trunk.



git-svn-id: https://core.svn.wordpress.org/trunk@24969 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove ultimately unnecessary visibility keyword from a WP_Locale method because this file is included when we bail for PHP 4. props ocean90. fixes #24915. for trunk.



git-svn-id: https://core.svn.wordpress.org/trunk@24971 1a063a9b-81f0-0310-95a4-ce76da25c4cd