Streamline system initialization refactor#1629

Draft

DavidLegg wants to merge 5 commits intodevelopfrom feature/system-init

+560-159

Commits on Oct 30, 2024

Add InstantClock and VariableInstantClock support
David Legg
committed
Add SimulationClockTest
David Legg
committed

Commits on Jan 27, 2025

Refactor streamline init
David Legg
committed
Merge branch 'feature/instant-clock--standalone' into feature/system-init
David Legg
committed

Commits on Jan 28, 2025

Expose global absolute clock
David Legg
committed