Version 1.0.9.0   10/29/2018

        * added command-line control of running instance
	* added an option to call an external script


Version 1.0.8.0   3/11/2017

        * added logging


Version 1.0.7.0   12/11/2016

        * added settings for adjusting the ASCOM error thresholds


Version 1.0.6.0   11/6/2016

        * power off the watchdog after repeated ASCOM errors


Version 1.0.5.0   2/5/2016

        * fix failure to correctly handle pointing below the pole


Version 1.0.3.0   10/12/2015

        * Initial Release