ID3 library. Also allows themes/plugins to add thumbnail support
to these media types. Think stuff like album art, movie covers, and
video freeze-frames.
props wonderboymusic. fixes#23673
git-svn-id: https://develop.svn.wordpress.org/trunk@23766 602fd350-edb4-49c9-b593-d223f7449a82
Mark Jaquith