added 商品总金额 to index_shopping_cart.html

添加了商品总金额显示
added 商品总金额 to index_shopping_cart.html
added freight

在购物车和订单页面加入了运费的计算
fixed 分类页面显示不全

修改了分类页面商品显示不去
Merge branch 'dev' of github.com:onecampus/wine into dev
fixed 分类页面 and added 运费计算
Add user unconfirmed.
Add phone register db design.
build the scratch pages
related css and photo files to the scratch pages
Merge branch 'dev' of github.com:onecampus/wine into dev
Add user_id to invoice.
added invoice-history
Merge branch 'dev' of github.com:onecampus/wine into dev
fixed index_shopping_cart.html 结算按钮 bug

修复了购物车为空时，按结算按钮无效
Add customer and provider db seed.
Merge branch 'dev' of github.com:onecampus/wine into dev
Add invite_code to db seed.
Add question to README.md.
added invoice-history

添加历史发票选项