alphagov/whitehall — pull request #251 by tekin (2013-02-20 13:58:55+00:00)
Title: Dedup management teams

Pivotal:
https://www.pivotaltracker.com/story/show/44701821
https://www.pivotaltracker.com/story/show/44654127

Back up for review. Stops people being listed twice under management roles when they are appointmented to two roles. Also skips empty roles.