Merge pull request #528 from stripe/remi-add-coupon-name

Add name on coupon

Author: ob-stripe

src/main/java/com/stripe/model/Coupon.java

@@ -28,6 +28,7 @@ public class Coupon extends APIResource implements MetadataStore<Coupon>, HasId
   Boolean livemode;
   Long maxRedemptions;
   @Getter(onMethod = @__({@Override})) Map<String, String> metadata;
+  String name;
   Integer percentOff;
   Long redeemBy;
   Integer timesRedeemed;