add fake orders
change name "order" to "orders"
change ower type "ObjectId" to String
change each model items.js

1. To equally ItemService/model/items.js
Merge branch 'master' of https://github.com/purepennons/web-service-team-project
Merge branch 'dev'
show user profile and modifie user profile ui all work.
fix items ui bug and add to cart button now work.