Inline documentation for hooks in wp-includes/class-wp-xmlrpc-server.php.

Props kpdesign and DrewAPicture.
Fixes #27506.

Built from https://develop.svn.wordpress.org/trunk@27730


git-svn-id: http://core.svn.wordpress.org/trunk@27567 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-includes/class.wp-scripts.php.

Props kpdesign for a wording switcheroo.
Fixes #27518.

Built from https://develop.svn.wordpress.org/trunk@27731


git-svn-id: http://core.svn.wordpress.org/trunk@27568 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-includes/script-loader.php.

Fixes #27520.

Built from https://develop.svn.wordpress.org/trunk@27732


git-svn-id: http://core.svn.wordpress.org/trunk@27569 1a063a9b-81f0-0310-95a4-ce76da25c4cd