[Scenario] Fix formatting for durations of exactly one day, nasa/MCT-Plugins#24
[Scenario] Disallow shrinking activities to non-visible duration, nasa/MCT-Plugins#26
[Scenario] Include Activities from contained Collections in Timeline, nasa/MCT-Plugins#37
[Scenario] Add diamond to drawn Decisions, nasa/MCT-Plugins#40
[Scenario] Adjust Activity drawing to more closely match wireframe
[Scenario] Merge in changes for Scenario Followup