add docs samples link (#142)

projects/NETCore.md

@@ -10,11 +10,12 @@
 
 * [Project Info Site](https://github.com/dotnet/core)
 * Project Code Repos:  [.NET Core Framework](https://github.com/dotnet/corefx), [.NET Core Common Language Runtime]( https://github.com/dotnet/coreCLR), [.NET Core Tools](https://github.com/dotnet/cli)
-* Project Docs Repos: [Concepts](https://github.com/dotnet/docs), [APIs](https://github.com/dotnet/dotnet-api-docs)
+* Project Docs Repos: [Concepts](https://github.com/dotnet/docs), [APIs](https://github.com/dotnet/dotnet-api-docs), [Samples](https://github.com/dotnet/samples)
 * Project License Type: [MIT](https://github.com/dotnet/corefx/blob/master/LICENSE)
 * Project Main Contact: [Immo Landwerth](https://github.com/terrajobst)
 
 ## Quicklinks
+
 * [Contribute](https://github.com/dotnet/corefx/blob/master/CONTRIBUTING.md)
 * [Discussions](https://forums.dotnetfoundation.org/)
 * [Samples](https://github.com/Microsoft/dotnetsamples)