apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/entity/Release.java/Release/toString
class Release:  public String toString() {
    return toStringHelper().add("name", name).add("appId", appId).add("clusterName", clusterName)
        .add("namespaceName", namespaceName).add("configurations", configurations)
        .add("comment", comment).add("isAbandoned", isAbandoned).toString();
  }