Merge branch 'feature/data_api_conf' of eta_server/eta_task into master

utils/config.go

@@ -225,4 +225,7 @@ func init() {
 	}
 
 	HzDataApi = config["hz_data_api"]
+	if HzDataApi == "" {
+		HzDataApi = "https://hzdataapi.hzinsights.com/hzdataapi/"
+	}
 }