fix some error

configs/config.js

@@ -2,8 +2,7 @@ module.exports = {
     //site config
     site: {
         title: 'JsonBird',
-        author: 'xCss',
-        concat: 'xioveliu@gmail.com',
+        author: 'xCss <xioveliu@gmail.com>',
         description: '业界领先的远程 JSON 代理服务'
     },
     //mysql config

views/layout.pug

@@ -4,5 +4,6 @@ html
     title= title
     link(rel='stylesheet', href='/static/css/style.css')
     meta( name="viewport",content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0")
+    meta( name="author",content="xCss <xioveliu@gmail.com>")
   body
     block content