 unsigned long freqCount;
 double closeToWall = 2;   //defines how close the robot should be (inches) to the wall to register as being "too close"
 
-void moveForward() {
+void rollForward() {
   leftServo.write(180);
   rightServo.write(0);
 }
 
-void moveBackward() {
+void rollBackward() {
   leftServo.write(0);
   rightServo.write(180);
 }

    gyroTargetAngle = 360 + gyroTargetAngle
  }
  if(gyroTargetAngle < getGyroAngle()){
    moveLeft();
    while(gyroTargetAngle < getGyroAngle()){
      delay(50);
    }
    stopRobot();
  }else if(gyroTargetAngle > getGyroAngle()){
    moveRight();
    while(gyroTargetAngle > getGyroAngle()){
      delay(50);
    }

     }
    
    if (frontLeftUltrasonic.getDistance() > 3) {
      rollForward();
    } else {
      stopRobot();
      delay(500);
