Passed OfferRedemption to members
Passed OfferRedemption to members

refs https://github.com/TryGhost/Team/issues/1132

In order for the members module to create redemptions for members, it
needs access to the OfferRedemption model.

ErisDS/Ghost,ErisDS/Ghost,TryGhost/Ghost,ErisDS/Ghost,e10/Ghost,TryGhost/Ghost,TryGhost/Ghost,e10/Ghost