Ensure logger factory is initialized with default configuration section in WebHost.CreateDefaultBuilder

[DamianEdwards]

We basically need to add a call to logging.AddConfiguration(hostingContext.Configuration.GetSection("Logging")); at https://github.com/aspnet/MetaPackages/blob/dev/src/Microsoft.AspNetCore/WebHost.cs#L167

@glennc @JunTaoLuo @BrennanConroy

[BrennanConroy]

#54