Make Router more sexy

example/main.cpp

@@ -25,7 +25,7 @@ int main() {
   auto& router = server.GetRouter();
   // For debugging and profiling more than 1 thread can be hard.
   server.GetServerConfig()->WorkerThreads = 1;
-  router->Get("/test", [](const Request&, Response& response) {
+  router->Get("/test", [](Request&, Response& response) {
     response << "NICE";
     return true;
   });