Service for gettting price
Registering priceplanservice with container
added directives for displaying order lines. updated discount.
Merge branch 'fredriksbranch' into leisbranch

Conflicts:
	ProductManager/ProductManager.Web/App_Start/NinjectWebCommon.cs
	ProductManager/ProductManager.Web/Controllers/OrdersController.cs
merge från fredriks branch
fixed product create, edit, whether to use priceplan logic,
fixed category page links bug.
Merge branch 'master' of https://github.com/slayer12135293/projectmanager