change risk key

@@ -14,7 +14,7 @@ const pathWhiteList = require('./limiter/rules/path-white-list');
 const ipWhiteList = require('./limiter/rules/ip-white-list');
 const _ = require('lodash');
 
-const replaceKey = '${refer}';
+const replaceKey = '__refer__';
 const checkRefer = helpers.urlFormat('/3party/check', {refer: replaceKey});
 
 const forceNoCache = (res) => {

@@ -87,7 +87,7 @@
     "xml2js": "^0.4.19",
     "yoho-express-session": "^2.0.0",
     "yoho-md5": "^2.0.0",
-    "yoho-node-lib": "=0.6.18",
+    "yoho-node-lib": "=0.6.19",
     "yoho-zookeeper": "^1.0.10"
   },
   "devDependencies": {