youtube-dl: update to 2013.01.02


git-svn-id: http://svn.macports.org/repository/macports/trunk/dports@101161 d073be05-634f-4543-b044-5fe20cf6d1d6
id3lib: Address some build failures.


git-svn-id: http://svn.macports.org/repository/macports/trunk/dports@101162 d073be05-634f-4543-b044-5fe20cf6d1d6