Initial WPF content migrated (#17)

* Reset branch for WPF changes

* Convert BMP to PNG; fix link-out-of-scope err

* 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

* fix index links

* fix markdown

dotnet-desktop-guide/framework/wpf/advanced/performance.md

@@ -0,0 +1,28 @@
+---
+title: "Performance"
+ms.date: "03/30/2017"
+helpviewer_keywords: 
+  - "Windows Presentation Foundation [WPF], performance"
+  - "performance [WPF]"
+  - "WPF [WPF], performance"
+ms.assetid: c649a20f-8b7e-4a38-9b80-74839298d406
+---
+# Performance
+Achieving optimal application performance requires forethought in application design and an understanding of best practices for [!INCLUDE[TLA#tla_winclient](../../../includes/tlasharptla-winclient-md.md)] application development. The topics in this section provide additional information on building high performance [!INCLUDE[TLA2#tla_winclient](../../../includes/tla2sharptla-winclient-md.md)] applications.  
+  
+## In This Section  
+ [Graphics Rendering Tiers](graphics-rendering-tiers.md)  
+ [Optimizing WPF Application Performance](optimizing-wpf-application-performance.md)  
+ [Walkthrough: Caching Application Data in a WPF Application](walkthrough-caching-application-data-in-a-wpf-application.md)  
+  
+## Reference  
+ <xref:System.Windows.Media.RenderCapability>  
+  
+ <xref:System.Windows.Media.RenderCapability.Tier%2A>  
+  
+ <xref:System.Diagnostics.PresentationTraceSources>  
+  
+## See also
+
+- [Layout](layout.md)
+- [Animation Tips and Tricks](../graphics-multimedia/animation-tips-and-tricks.md)