develop is currently failing due to Ancestry 2.1.0 using some Ruby 1.9-isms.

http://ci.theforeman.org/job/test_develop/626
http://ci.theforeman.org/job/test_develop/626/database=sqlite3,ruby=1.8.7/console

undefined method `require_relative' for main:Object
/usr/local/rvm/gems/ruby-1.8.7-p371@test_develop-1/gems/ancestry-2.1.0/lib/ancestry.rb:1

It should be pinned, at least temporarily.