Simple category surfing added. (one view, one controller with two actions, one model)
ICategoryInterface added. Need to plug it into project instead of IRepository<Category> because it has few essential methods
Category products view added.
Some bugs have been fixed
Last preparing before merging.

IProductRepository added. (stub interface)
Ninject constructor injection was added to CategoryController.
service commit
Merge branch 'master' into AddingCategorySurfing

Conflicts:
	TestProject.v11.suo
	TestProject/App_Start/NinjectWebCommon.cs
	TestProject/Controllers/HomeController.cs