Merge pull request #17665 from javiervidal/fixing_documentation

Ruby on Rails 3.0 Release Notes: fix broken link

guides/source/3_0_release_notes.md

@@ -298,7 +298,7 @@ Deprecations
 
 More Information:
 * [The Rails 3 Router: Rack it Up](http://yehudakatz.com/2009/12/26/the-rails-3-router-rack-it-up/)
-* [Revamped Routes in Rails 3](http://rizwanreza.com/2009/12/20/revamped-routes-in-rails-3)
+* [Revamped Routes in Rails 3](https://medium.com/fusion-of-thoughts/revamped-routes-in-rails-3-b6d00654e5b0)
 * [Generic Actions in Rails 3](http://yehudakatz.com/2009/12/20/generic-actions-in-rails-3/)