A subclass of the AccelStepper Library to provide a getDirection() function for the _direction member of AccelStepper.
AccelStepper is a trademark of AirSpayce Pty Ltd and is protected by Copyright (C) 2010-2018 Mike McCauley. Use is subject to license conditions outlined on the main documentation page for AccelStepper (https://www.airspayce.com/mikem/arduino/AccelStepper/)
Usage is identical to AccelStepper, however, the object type is now AccelStepperExtended instead of AccelStepper. See main AccelStepper documentation for further usage details.