Created Temp /promotions page; added info doc string
Created Temp /promotions page; added info doc string

NYU-DevOps-Fall2017-PromotionsTeam/promotions,NYU-DevOps-Fall2017-PromotionsTeam/promotions,NYU-DevOps-Fall2017-PromotionsTeam/promotions,NYU-DevOps-Fall2017-PromotionsTeam/promotions