Rebuild EventSwitch()

[bobbyreed]

• Fork repo first

• Create NewEventSwitch(int eventNumber = currentEventNumber, int direction = 0, int destination = 0)

  • See handwritten map for more info
  • Test this using test buttons

• Integrate EventMap #49

• Remove EventSwitch() - Comment first or regret it

• Rename NewEventSwitch

• Test

• Merge to main