Mixin for iTunes podcast RSS elements.

To use this, require ‘syndication/podcast’ to add appropriate methods to the Item and Channel classes.

See phobos.apple.com/static/iTunesRSS.html> for more information.

See Syndication::Podcast::Both for methods added to both Item and Channel RSS objects.

See Syndication::Podcast::Channel for methods added to Channel objects.

See Syndication::Podcast::Item for methods added to Item objects.