本地连接切换成Server连接，统一数据库接口。

modules/feeLibs/models/feeLibs_db.js

@@ -3,7 +3,8 @@
  */
 
 var mg = require('mongoose');
-mg.connect('mongodb://localhost/feeLibs');
+var dbm = require("../../../config/db/db_manager");
+var umDB = dbm.getCfgConnection("feeLibs");
 
 var feesSchema = new mg.Schema({
     ID: Number,
@@ -20,7 +21,7 @@ var stdFeeSchema = new mg.Schema({
     fees: [feesSchema]                  // 树表结构费率值
 });
 
-var feeLibModel = mg.model('files', stdFeeSchema);
+var feeLibModel = umDB.model('files', stdFeeSchema);
 
 var StdFeeLib = function(){};