修正安装请求地址，后台地址由原来的/unaboot/install.html调整为/install.html

Author: ramostear

src/main/resources/templates/admin/install.html

@@ -276,7 +276,7 @@ <h2>网站&Admin账户信息</h2>
                 var load = layer.load(2,{shade:[0.4,'#f0f0f0f0']});
                 $.ajax({
                     type:'POST',
-                    url:"${una}/unaboot/install.html",
+                    url:"${una}/install.html",
                     data:data,
                     success:function(){
                         layer.close(load);