move authenticated used step into background for sponsor feature
move authenticated used step into background for sponsor feature

part of PT story https://www.pivotaltracker.com/story/show/76232594
refactored sponsor feature based on similar feedback for the admin
user feature by @NikitaAvvakumov

AgileVentures/osra,guangfanxu/osra,SergiosLen/osra,motasem-salem/osra,evo2013/osra,NikitaAvvakumov/osra,razorcd/osra,gmunumel/osra,gmunumel/osra,b264/osra,SergiosLen/osra,robbiejackson/osra,PurityControl/osra,b264/osra,jmorcate/osra,razorcd/osra,PurityControl/osra,ZmagoD/osra,guangfanxu/osra,NikitaAvvakumov/osra,motasem-salem/osra,robbiejackson/osra,robbiejackson/osra,PurityControl/osra,motasem-salem/osra,razorcd/osra,SergiosLen/osra,evo2013/osra,guangfanxu/osra,ZmagoD/osra,NikitaAvvakumov/osra,b264/osra,AgileVentures/osra,jmorcate/osra,gmunumel/osra,jmorcate/osra,ZmagoD/osra,AgileVentures/osra