Move Servo:
moveServo(position, [delay]);
Set the relay to move left, right; forward, backward:
setRelay(leftrelay, rightrelay, directionrelay, [delay]);
Toggle a pin:
toggle(pin, "string/name from button");
switch for the remote control; not much to explain here.
http://playground.arduino.cc/Code/DigitalToggle (#include "DigitalToggle")
http://github.com/shirriff/Arduino-IRremote (#include "IR-Remote")