fix bug & add remove plugin

src/routes/main-routes.js

@@ -7,14 +7,7 @@ router
   .get('/', function (ctx, next) {
     ctx.body = '禁止访问！'
   }) // HOME 路由
-  .all('/upload', controllers.upload.upload.array('file'), function (ctx, next) {   // 上传到本地示例
-    return new Promise(function (resolve, reject) {
-      // 允许跨域，正式环境要改为对应域名
-      ctx.set('Access-Control-Allow-Origin', '*')
-      // ctx.req.files.filename = ctx.req.files.path
-      resolve(ctx.body = ctx.req.files)
-    })
-  })
+  .all('/upload', controllers.upload.default)
   .get('/api/:name', controllers.api.Get)
   .post('/api/:name', controllers.api.Post)
   .put('/api/:name', controllers.api.Put)