added httpserver with inheritance

src/main.cpp

@@ -39,22 +39,23 @@ void handleNotFound();
 
 const int led = 13;
 
-HTTPServer httpServer(80, "/", handleNotFound);
+HTTPServer httpServer(80, "/");
+
 void handleNotFound() {
   String message = "File Not Found\n\n";
   message += "URI: ";
-  message += httpServer.server.uri();
+  message += httpServer.uri();
   message += "\nMethod: ";
-  message += (httpServer.server.method() == HTTP_GET) ? "GET" : "POST";
+  message += (httpServer.method() == HTTP_GET) ? "GET" : "POST";
   message += "\nArguments: ";
-  message += httpServer.server.args();
+  message += httpServer.args();
   message += "\n";
 
-  for (uint8_t i = 0; i < httpServer.server.args(); i++) {
-    message += " " + httpServer.server.argName(i) + ": " + httpServer.server.arg(i) + "\n";
+  for (uint8_t i = 0; i < httpServer.args(); i++) {
+    message += " " + httpServer.argName(i) + ": " + httpServer.arg(i) + "\n";
   }
 
-  httpServer.server.send(404, "text/plain", message);
+  httpServer.send(404, "text/plain", message);
 }
 
 PCA9685 pwmController;
@@ -174,6 +175,7 @@ void setup() {
   setup_ota();
 
   httpServer.start();
+  httpServer.onNotFound(handleNotFound);
   Serial.println("HTTP server started !");
 
   setup_pwm_pca9685();