refactor icons

src/main.js

@@ -4,15 +4,12 @@ import 'element-ui/lib/theme-default/index.css'
 import App from './App'
 import router from './router'
 import store from './store'
-import '@/assets/iconfont/iconfont' // iconfont 具体图标见wiki
-import IconSvg from '@/components/Icon-svg'// svg组件
 import * as filters from '@/filters' // 全局filter
+import '@/icons' // icon
 import '@/errorLog'// error log
 import '@/permission' // 权限
-import '@/mock/index.js'  // 该项目所有请求使用mockjs模拟
+import '@/mock'  // 该项目所有请求使用mockjs模拟
 
-// register globally
-Vue.component('icon-svg', IconSvg)
 Vue.use(ElementUI)
 
 // register global utility filters.