安装页面icon地址优化

app/install/view/public/header.html

@@ -9,7 +9,7 @@
 	<meta name="application-name" content="ShopXO" />
 	<meta name="msapplication-tooltip" content="ShopXO" />
 	<meta name="msapplication-starturl" content="{{$Think.__MY_URL__}}" />
-	<link rel="shortcut icon" type="image/x-icon" href="{{$Think.__MY_URL__}}favicon.ico" />
+	<link rel="shortcut icon" type="image/x-icon" href="{{$Think.__MY_ROOT_PUBLIC__}}favicon.ico" />
 	<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1, maximum-scale=1">
     
 	<link rel="stylesheet" type="text/css" href="{{$Think.__MY_ROOT_PUBLIC__}}static/common/lib/assets/css/amazeui.css" />