metadata update (#312)

* metadata update

README.md

@@ -1,4 +1,15 @@
-# Windows Composition Samples
+---
+topic: sample
+languages:
+- csharp
+products:
+- windows
+- uwp
+statusNotificationTargets:
+- WinComposition
+---
+
+# Windows Composition Samples
 
 Welcome to the Windows Composition Samples repository!  This is the place for the latest code samples, demos, and developer feedback around building beautiful and engaging Universal Windows Platform apps.  This repo focuses on the platform building blocks that make up the [Fluent Design System](https://fluent.microsoft.com/), with emphasis on creating UI using APIs in the [Windows.UI.Composition](https://msdn.microsoft.com/en-us/library/windows/apps/windows.ui.composition.aspx) namespace. The code samples and demos in this repo are targeted at developers who are interested in experimenting, building, and providing feedback on the latest flighting Windows UI APIs.
 

windows-composition-samples.yml

@@ -1,11 +0,0 @@
-### YamlMime:Sample
-sample:
-- name: Windows Composition Samples
-  description: The latest code samples and demos for building beautiful and engaging Universal Windows Platform apps. Focused on the platform building blocks that make up the Fluent Design System, these samples emphasize creating UI using APIs in the Windows.UI.Composition namespace. 
-  generateZip: true
-  author: daneuber
-  languages:
-  - csharp
-  technologies:
-  - windows
-  vssolution: SampleGallery\SampleGallery.sln