Use pessimistic version constraint for delayed_job dependency
Use pessimistic version constraint for delayed_job dependency

amw/delayed_job_mongoid,davidrv/delayed_job_mongoid,Guidecase/delayed_job_mongoid,kierangraham/delayed_job_mongoid,collectiveidea/delayed_job_mongoid,dblock/delayed_job_mongoid,mvoloz/delayed_job_mongoid,matekb/delayed_job_mongoid