提交babel所需包

package.json

@@ -4,6 +4,8 @@
   "description": "Smart Soft - Construct Cost",
   "devDependencies": {
     "body-parser": "^1.13.2",
+    "babel-preset-es2015": "^6.24.1",
+    "babel-preset-stage-2": "^6.24.1",
     "express": "^4.13.1",
     "mongoose": "^4.8.5",
     "async": "^2.1.5",