Presentation tier foundation

Let's start things off by creating the visual layout of our application by following these steps:

1. Start a new Visual Studio instance.

2. Create a new WPF application project called Northwind.UI.WPF, and name the solution Northwind.

3. Add a folder to Northwind.UI.WPF called Skins, and add a new Resource Dictionary (WPF) file to that folder called MainSkin.xaml.

4. Open MainWindow.xaml for editing and update it as follows:

   <Window x:Class="Northwind.UI.WPF.MainWindow"
           xmlns="http://schemas.microsoft.com/winfx/
           2006/xaml/presentation"
           xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
           Title="MainWindow"
           MinHeight="350"
           MinWidth="525"
           xmlns:ViewModel="clr-namespace:Northwind.ViewModel;
           assembly=Northwind.ViewModel"
           DataContext="{Binding 
               Source={x:Static 
               ViewModel:ViewModelLocator
                   .MainWindowViewModelStatic}}">
       <Window.Resources>
           <ResourceDictionary...