refactored and added rumble mode, added 'pit hold by ref'

ROFLS_Arena_Controller/Output_Handler.ino

@@ -12,6 +12,12 @@ void openPIT() {
   }
 }
 
+void openPITmanually() {
+  PITreleased = true;
+  PITopenTimestamp = millis();
+  digitalWrite(PIT_RELEASE_PIN, HIGH);
+}
+
 // usage: blink_LED_BlueTeam(<interval in milliseconds>);
 // void blink_LED_BlueTeam(int BLINK_INTERVAL) {
 //   EVERY_N_MILLISECONDS(BLINK_INTERVAL) {