massive refactor to handle creating load balancer first time a re route is called

test/Ocelot.UnitTests/Configuration/InMemoryConfigurationRepositoryTests.cs

@@ -92,6 +92,8 @@ namespace Ocelot.UnitTests.Configuration
             };
 
             public string AdministrationPath {get;}
+
+            public ServiceProviderConfiguration ServiceProviderConfiguration => throw new NotImplementedException();
         }
     }
 }