Rotate servo without for() function

[red_car]

@itsemilym

  if (servoposition = 180) {angleincrease = -1; }
  if (servoposition = 0) {angleincrease = 1; }

Probably need == in these statements

  if (servoposition == 180) {angleincrease = -1; }
  if (servoposition == 0) {angleincrease = 1; }