v0.2.1

• Updates
  • Fix serious issue with incorrect clearing of timers that affects synthetic
    alarms that use timers such as Debounce, Intensity, and Hold. Timeouts could
    be missed. Thanks to @x4lldux for reporting the issue.
  • Improve compile-time checks for defalarm
  • Various documentation improvements and an example
  • Update licensing and copyright for REUSE compliance