Add various missing properties or parameters

* Add support for `supported_transfer_countries` on CountrySpec
* Add support for `support_address` on Account

Author: remi-stripe

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

@@ -41,6 +41,7 @@ public class Account extends ApiResource implements HasId, MetadataStore<Account
   Boolean payoutsEnabled;
   String productDescription;
   String statementDescriptor;
+  Address supportAddress;
   String supportEmail;
   String supportPhone;
   String supportUrl;

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

@@ -21,6 +21,7 @@ public class CountrySpec extends ApiResource implements HasId {
   Map<String, List<String>> supportedBankAccountCurrencies;
   List<String> supportedPaymentCurrencies;
   List<String> supportedPaymentMethods;
+  List<String> supportedTransferCountries;
   VerificationFields verificationFields;
 
   // <editor-fold desc="list">