finish contract order history list interface

Helius

2020-06-05 fd3a47d83dc6373275f8f6431b67b569f08e1428

 src/main/java/com/xcong/excoin/configurations/properties/SecurityProperties.java

@@ -14,4 +14,6 @@
public class SecurityProperties {

    private String privateKey;

    private String publicKey;
}