Feature/#246 (#252)

* failing test

* failing test but needs real butterfly server running..need to fix that...also worked out ive broken tracing...yey

* brought in butterfly source code so i can work out how to write acceptance tests for this...

* fixed the bug but still need to fix tracing

* tracing working again across services but need to make tracing hook into new Ocelot middleware as it still uses asp.net middleware

* removed butterfly libs brought in for testing

docs/features/administration.rst

@@ -21,7 +21,7 @@ All you need to do to hook into your own IdentityServer is add the following to
             };
 
         services
-            .AddOcelot(Configuration)
+            .AddOcelot()
             .AddAdministration("/administration", options);
     }
 
@@ -51,7 +51,7 @@ The secret is the client secret that Ocelot's internal IdentityServer will use t
     public virtual void ConfigureServices(IServiceCollection services)
     {
         services
-            .AddOcelot(Configuration)
+            .AddOcelot()
             .AddAdministration("/administration", "secret");
     }