Removing decoding from SelfHost (#2462)

* Removing decoding from SelfHost

- Removing UrlDecode from relativeUrl resolution in Nancy Self Host
- Removing trailing comma  that bugged the crap out of me

* Removing temporary variables

- Inlining relativeUrl temporary variable

src/Nancy.Hosting.Self/NancyHost.cs

@@ -252,16 +252,15 @@ private Request ConvertRequestToNancyRequest(HttpListenerRequest request)
             var expectedRequestLength =
                 GetExpectedRequestLength(request.Headers.ToDictionary());
 
-            var relativeUrl = baseUri.MakeAppLocalPath(request.Url);
 
             var nancyUrl = new Url
             {
                 Scheme = request.Url.Scheme,
                 HostName = request.Url.Host,
                 Port = request.Url.IsDefaultPort ? null : (int?)request.Url.Port,
                 BasePath = baseUri.AbsolutePath.TrimEnd('/'),
-                Path = HttpUtility.UrlDecode(relativeUrl),
-                Query = request.Url.Query,
+                Path = baseUri.MakeAppLocalPath(request.Url),
+                Query = request.Url.Query
             };
 
             byte[] certificate = null;