[Avanolina] Data Templates

Create new User Control

Create code DataTemplate for User Control

- Also outside of the context we use the Datatype as MainWindowViewModel so we can use the Foo object itself as Binding

- In DataTemplate use datatype is : FooViewModel, is also the Foo object above
We can use properties in FooViewModel to bind data: ID, Name

Class FooViewModel

MainWindowViewModel class, create Foo Object

Add User Control to Main Window UI