modify swagger some config

Helius

2020-05-14 7c31b75ddb67608b0a86ce2317608f275d44a872

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

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

    private String privateKey;

    private String publicKey;
}