README: Fix link to MvvmSample.Wpf

Fixes #1310

Author: angularsen

README.md

@@ -359,8 +359,8 @@ double convertedValue = UnitConverter.Convert(
 
 ### Example: WPF app using IValueConverter to parse input
 
-Src: [Samples/WpfMVVMSample](https://github.com/angularsen/UnitsNet/tree/master/Samples/WpfMVVMSample)
-
+Src: [Samples/MvvmSample.Wpf](https://github.com/angularsen/UnitsNet/tree/master/Samples/MvvmSample.Wpf)
+                             
 ![wpfmvvmsample_219w](https://user-images.githubusercontent.com/787816/34913417-094332e2-f8fd-11e7-9d8a-92db105fbbc9.png)
 
 The purpose of this app is to show how to create an `IValueConverter` in order to bind XAML to quantities.
@@ -480,4 +480,4 @@ Get the same strongly typed units on other platforms, based on the same [unit de
 | Language                   | Name        | Package                                          | Repository                                           | Maintainers  |
 |----------------------------|-------------|--------------------------------------------------|------------------------------------------------------|--------------|
 | JavaScript /<br>TypeScript | unitsnet-js | [npm](https://www.npmjs.com/package/unitsnet-js) | [github](https://github.com/haimkastner/unitsnet-js) | @haimkastner |
-| Python                     | unitsnet-py | [pypi](https://pypi.org/project/unitsnet-py)     | [github](https://github.com/haimkastner/unitsnet-py) | @haimkastner |
+| Python                     | unitsnet-py | [pypi](https://pypi.org/project/unitsnet-py)     | [github](https://github.com/haimkastner/unitsnet-py) | @haimkastner |