Add show notes to the feed.

[andrewbates09]

Need to add the show notes to the rss/atom feed.

[doingweb]

This IBM article has some good ideas.

[doingweb]

I made a branch with a fix for this (content-in-feed), but I'm not sure if it's actually a good practice to do this. Maybe we should look at how clients actually use it to determine if it's worth it.

[doingweb]

A handful of other resources for figuring out what's probably good practice with a feed:

• http://www.danfergusdesign.com/classfiles/generalReference/rssFeedSample.html
• Example feed: http://fullcirclemagazine.org/category/podcast/feed/atom/
• http://codex.wordpress.org/Podcasting
• https://github.com/gpodder/podcast-feed-best-practice/blob/master/podcast-feed-best-practice.md
• http://www.apple.com/itunes/podcasts/specs.html