Add pronunciation assessment sample code in csharp (WPF) (#184)

* Add pronunciation assessment sample code in csharp (WPF)
* Add copyright comment

Author: yinhew

PronunciationAssessment/CSharp/App.config …tionAssessment/CSharp/Console/App.configPronunciationAssessment/CSharp/App.config renamed to PronunciationAssessment/CSharp/Console/App.config PronunciationAssessment/CSharp/App.config renamed to PronunciationAssessment/CSharp/Console/App.config

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
+    </startup>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Xaml.Behaviors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-1.1.0.0" newVersion="1.1.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>