删除 package.json

package.json

-{
-  "name": "demo",
-  "version": "0.0.0",
-  "private": true,
-  "scripts": {
-    "start": "node ./bin/www"
-  },
-  "dependencies": {
-    "body-parser": "~1.17.1",
-    "cookie-parser": "~1.4.3",
-    "debug": "~2.6.3",
-    "express": "~4.15.2",
-    "jade": "~1.11.0",
-    "morgan": "~1.8.1",
-    "serve-favicon": "~2.4.2"
-  }
-}