Merge pull request #334 from Niels-NTG/patch-3

Simplified arduino.ino

a/arduino.ino

@@ -1,11 +1,4 @@
-
+void setup(){
-void setup()
-{
         Serial.begin(9600);
         Serial.println("Hello world!");
 }
-
-void loop()
-{
-
-}