2.2.4

[core] Add .nameTree to actions
[core] Calling .toReport on actions now provides the entire plan instead of just the top-level items
[core] When chooseAction chooses an empty action, contextualise the name in the report
[core] Upgrade UnivEq to 1.0.4
[ext-scalajs-react] Upgrade scalajs-react to 1.3.1