* Add a state machine unit test under FppTest
* Updated the base class and unit tests work
* Remove the sendEvent function as it did not allow for data to be passed
* Add state machine in SmTest.fpp
* Add dependency in SmTest.fpp
* state machine unit test passes with new fpp phase 1
* Makefile for state machines don't use special switch
* Rebase DeviceSm.hpp
* Update on SMEvents inclusion
* Use latest phase1 fpp and STARS which uses _Interface
* Change SMEvents to SMSignals
* Use SMSignals instead of SMEvents
* Update test for state machine instance priority and full queue behavior
* Update requirements to use new fpp version
* Removed unneeded files
* update FppTest for new autocoder changes
* Get unit tests updated and working for fpp state machines phase 1 delivery
* Rename Fw/SMTest to Fw/Sm
* Update STARS to use FW_ASSERT
* Rename SMSignalBuffer to SmSignalBuffer
* Fix spelling issues with CI
* Update requirements to the FPP alpha release v2.2.0a3
* Fix requirements.txt
* Fix requirements.txt
* Initialize data in the constructor of SmSignalBuffer
* Add constructor list to all the constructors in SmSignalBuffer
* Fixes for reserved word state and address review comments
* Fix other review issues pertaining to unit tests and argument checks in the SmSignalBuffer constructors
* Add a cast to NATIVE_UINT_TYPE in SmSignalBuffer
* Fixing type
* Fixing size type in cpp
---------
Co-authored-by: watney <garth.j.watney@jpl.nasa.gov>
Co-authored-by: Rob Bocchino <bocchino@jpl.nasa.gov>
Co-authored-by: M Starch <LeStarch@googlemail.com>
