Updating NuGet.config

Author: pranavkm

NuGet.Config

@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <packageSources>
-    <add key="AspNetVNext" value="https://www.myget.org/F/aspnetliterelease/api/v2" />
-    <add key="xunit" value="https://www.myget.org/F/xunit/api/v2" />
+    <clear />
     <add key="NuGet" value="https://nuget.org/api/v2/" />
+    <add key="AspNetMaster" value="https://www.myget.org/F/aspnetmaster/api/v2" />
   </packageSources>
 </configuration>