Commented Unassigned: Not available for Windows Phone 8 projects? [16444]

Trying to create a universal Windows 8/WP8 app, but I can't add Naudio package to WP8.1 project.
Is WP8 unsupported? Will it be supported anytime soon?
Comments: See http://social.msdn.microsoft.com/Forums/de-DE/92974f6b-2b44-4586-912e-b9cebb3ef18b/works-the-wasapi-interface-under-phone-81-under-c?forum=wpdevelop