Create Coupons - no date
POST https://api.attentivemobile.com/v1/coupons/coupon-pool/:coupon-pool-id/create
Request Body
{"codes"=>["john13", "john14", "john15"]}
POST https://api.attentivemobile.com/v1/coupons/coupon-pool/:coupon-pool-id/create
{"codes"=>["john13", "john14", "john15"]}