Module 05, Video 14: Model: MetronomeAction
Fixed formatting.
Module 05, Video 15: Model: BreakAction
Fixed formatting.
Module 05, Video 16: Model: PrepareAction
Fixed formatting.
Add missing ContinueOnAnyContext() calls to BreakAction and PrepareAction.
Remove unnecessary fields.
Refactor MetronomeAction so that it composes a SequenceAction.
Module 05, Video 17: Model: TypedEventMatcher
Fixed formatting.
Module 05, Video 17: Model: NumberedEventMatcher
Fixed formatting.