fixed order_settlement.html addAddress btn bug and added clean cart

在购物车页面加入了清空购物车功能,修复了订单页面的的收货地址添加地址按钮显示不全的bug
Merge branch 'gang' into dev
Add person_limit prizes to big wheel.
Merge branch 'yang' into dev
Merge branch 'dev' of github.com:onecampus/wine into dev
Markup prize user to geted.
Merge branch 'yang' into dev
Fix production mail send config.
Merge branch 'yang' into dev
Merge branch 'dev'