Initial WPF content migrated (#17)

* Reset branch for WPF changes

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* Add snippets for WPF... 6794 files!!!!

* Add missing snippets

* update file updated between migration

* Fix paths to include

* update breadcrumb and toc

* fix index links

* fix index links

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* fix markdown

dotnet-desktop-guide/framework/wpf/controls/stackpanel-how-to-topics.md

@@ -0,0 +1,39 @@
+---
+title: "StackPanel How-to Topics"
+ms.date: "03/30/2017"
+f1_keywords: 
+  - "AutoGeneratedOrientationPage"
+helpviewer_keywords: 
+  - "StackPanel control [WPF], how-to topics"
+  - "controls [WPF], StackPanel"
+ms.assetid: c9849df3-d000-4cdf-8345-5edcd053919d
+---
+# StackPanel How-to Topics
+The topics in this section describe how to use the <xref:System.Windows.Controls.StackPanel> element to stack content horizontally or vertically.  
+  
+## In This Section  
+ [Choose Between StackPanel and DockPanel](how-to-choose-between-stackpanel-and-dockpanel.md)  
+ [Create a StackPanel](how-to-create-a-stackpanel.md)  
+ [Horizontally or Vertically Align Content in a StackPanel](how-to-horizontally-or-vertically-align-content-in-a-stackpanel.md)  
+  
+## Reference  
+ <xref:System.Windows.Controls.Panel>  
+  
+ <xref:System.Windows.Controls.Canvas>  
+  
+ <xref:System.Windows.Controls.DockPanel>  
+  
+ <xref:System.Windows.Controls.Grid>  
+  
+ <xref:System.Windows.Controls.StackPanel>  
+  
+ <xref:System.Windows.Controls.VirtualizingStackPanel>  
+  
+ <xref:System.Windows.Controls.WrapPanel>  
+  
+## Related Sections  
+ [Layout](../advanced/layout.md)  
+  
+ [Walkthrough: My first WPF desktop application](../getting-started/walkthrough-my-first-wpf-desktop-application.md)  
+  
+ [ScrollViewer Overview](scrollviewer-overview.md)