TopicalEvent.find_by_slug("somalia-conference").update_column(:slug, "somalia-conference-2013")
TopicalEvent.find_by_slug("friends-of-yemen").update_column(:slug, "friends-of-yemen-2013")

Migrate two topical events to correct slugs
Migrate two topical events to correct slugs

There's a corresponding pull request in Puppet to do the honours as far
as redirecting goes.

https://www.pivotaltracker.com/story/show/44803437
https://www.pivotaltracker.com/story/show/44911919
