code: public static AnimatedLabel createClassicSpinningLine(int speed) {
          AnimatedLabel animatedLabel = new AnimatedLabel("-");
          animatedLabel.addFrame("\\");
          animatedLabel.addFrame("|");
          animatedLabel.addFrame("/");
          animatedLabel.startAnimation(speed);
          return animatedLabel;
      }
docs: Creates a classic spinning bar which can be used to signal to the user that an operation in is process.
  @param speed Delay in between each frame
  @return {@code AnimatedLabel} instance which is setup to show a spinning bar