Modified Railscasts, now Free (EbookFoundation#2475)

Ryan Bates of Railscasts recently announced that all screencasts are free: http://railscasts.com/announcements/13

Author: drewsmith

free-podcasts-screencasts-en.md

@@ -237,7 +237,7 @@
 * [Podcast] - [Ruby Rogues](https://devchat.tv/ruby-rogues/)
 * [Podcast] - [The Bike Shed](http://bikeshed.fm)
 * [Podcast] - [The Ruby Show](http://rubyshow.com)
-* [Screencast] - [Free Ruby on Rails Screencasts](http://railscasts.com/?type=free)
+* [Screencast] - [Railscasts](http://railscasts.com)
 * [Screencast] - [Ruby Tapas | Free Screencasts](http://www.rubytapas.com/episodes?filter=free)