Merge branch 'otc' of http://120.27.238.55:7000/r/exchange into otc

xiaoyong931011

2021-05-26 21f93fe6b95e868659bc1af9658a0cd7ba43b203

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

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

    private String privateKey;

    private String publicKey;
}