v0.95
* Replace pigpio timer with INDI timer

v0.94
* Minor fix to return codes

v0.93
* Split from pigpiod servce/library

v0.92
* Fix install for Raspbian - clash with pigpiod
* Minor fix to messages
* Fix return from ISNewSwitch for DSLR

v0.91
* Add DSLR port control

v0.9
* Initialize device type to None
* Fix hardware revision and pigpio version reporting
* make pigpiod a simple non-forking service

v0.8
* Label ports 1-4
* Force type None to OFF

v0.7
* Fix package dependencies
* Enable pigpiod.service during install
* Initialise GPIO pins to Pull-Down
* Add additional port labels

v0.6
* Link pigpio library statically into pigpiod daemon
* cmake installs systemd pigpiod.service to correct directory
* install script to run daemon-reload, enable pigpiod.service and start pigpiod.service
* Use currrent gcc compiler for pigpio and pigpiod - suppress multitude of warnings

v0.5
* Tidy up code to replace literal with const values wherever sensible for adaptability

v0.4
* tested on ASIAir Pro

v0.3
* Improve messaging and error conditions

v0.2
* Expand to 4 outputs

v0.1
* indi_asi_power - Moved under indi-3rdparty. Works with one port: GPIO 12

v0.0
* all - Initial prototype of asi power driver
