Make C# Project template identical to .NET Framework's template (#497)

Fixed #497

Author: vatsan-madhavan

Microsoft.Dotnet.Wpf.sln

@@ -19,6 +19,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.DotNet.Arcade.Wpf
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.DotNet.Wpf.ProjectTemplates.ArchNeutral", "packaging\Microsoft.Dotnet.Wpf.ProjectTemplates\Microsoft.DotNet.Wpf.ProjectTemplates.ArchNeutral.csproj", "{BFF6C118-3369-43B5-ACA6-D65ED00EEBE0}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Microsoft.DotNet.Wpf.ProjectTemplates", "Microsoft.DotNet.Wpf.ProjectTemplates", "{891FF487-721B-4935-833A-F9ABFEB1E79D}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -99,7 +101,8 @@ Global
 		{9A7E395B-E859-40E2-809D-EFB72CF3A2EE} = {BF20132A-191F-4D34-9A1B-831772A6DFCF}
 		{8A2ABE39-2D50-48CA-AC32-078BBA32757A} = {0159B0F1-0626-4BED-8D1B-CBFF4F12C369}
 		{B73BB4AB-68DE-4B91-BBB0-AB4F2D504AC3} = {8A2ABE39-2D50-48CA-AC32-078BBA32757A}
-		{BFF6C118-3369-43B5-ACA6-D65ED00EEBE0} = {0159B0F1-0626-4BED-8D1B-CBFF4F12C369}
+		{BFF6C118-3369-43B5-ACA6-D65ED00EEBE0} = {891FF487-721B-4935-833A-F9ABFEB1E79D}
+		{891FF487-721B-4935-833A-F9ABFEB1E79D} = {0159B0F1-0626-4BED-8D1B-CBFF4F12C369}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {D4D12991-F531-4FC3-849D-29946BCA818A}

packaging/Microsoft.Dotnet.Wpf.ProjectTemplates/content/WpfApplication-CSharp/MainWindow.xaml

@@ -7,12 +7,6 @@
         mc:Ignorable="d"
         Title="MainWindow" Height="450" Width="800">
     <Grid>
-        <Grid.RowDefinitions>
-            <RowDefinition Height="9*"/>
-            <RowDefinition Height="1*"/>
-        </Grid.RowDefinitions>
-        <Label Content="Hello .NET Core!" HorizontalAlignment="Center" VerticalAlignment="Center"
-               FontSize="40"/>
-        <Button Content="Exit" Grid.Row="1" FontSize="20" Click="ButtonExit_Click"/>
+
     </Grid>
 </Window>

packaging/Microsoft.Dotnet.Wpf.ProjectTemplates/content/WpfApplication-CSharp/MainWindow.xaml.cs

@@ -24,10 +24,5 @@ public MainWindow()
         {
             InitializeComponent();
         }
-
-        private void ButtonExit_Click(object sender, RoutedEventArgs e)
-        {
-            Application.Current.Shutdown();
-        }
     }
 }