修改网联签名验签接口，添加银联签名验签接口

src/main/java/com/sunyard/SydApi.java

@@ -5,6 +5,7 @@ import com.sunyard.inf.*;
 import com.sunyard.inf.customize.SydHAApi;
 import com.sunyard.inf.customize.SydQNUCApi;
 import com.sunyard.inf.customize.SydSDNXApi;
+import com.sunyard.inf.customize.SydUnionPayApi;
 import racal.sunyard.main.SydApiBuilder;
 
 import java.io.InputStream;
@@ -13,7 +14,10 @@ import java.io.InputStream;
  * Created by Cheney on 2017/11/11.
  * 程序调用接口
  */
-public interface SydApi extends SydRawApi, SydCertApi, SydCryptionApi, SydGenApi, SydSVApi, SydHAApi, SydQNUCApi, SydPledge, SydPINOpt, SydManufactureApi, SydZYOption {
+public interface SydApi extends
+        SydRawApi, SydCertApi, SydCryptionApi, SydGenApi,
+        SydSVApi, SydHAApi, SydQNUCApi, SydPledge, SydPINOpt,
+        SydManufactureApi, SydZYOption, SydUnionPayApi {
 
     byte ALG_AES = 0x30;
     byte ALG_SM4 = 0x31;