NuGet pushing script updated to the universal version.

Author: konard

push-nuget.bat

@@ -1,6 +1,4 @@
 dotnet pack -c Release
-cd bin\Release\
-nuget push -Source https://api.nuget.org/v3/index.json *.nupkg
-del *.nupkg
-del *.snupkg
-cd ..\..
+dotnet nuget push -s https://api.nuget.org/v3/index.json **/*.nupkg
+del /s /q *.nupkg
+del /s /q *.snupkg