requirementsascode v0.8.3

Pre-release of requirementsascode, with the following features:

• Define event handling models with event classes and event handlers
• Define use case models with actors, use cases, use case flows, use case steps that react to events
• Run a model, either for the default user or for a particular actor
• Generate documentation from a model
• Specify cross-cutting concerns, e.g. measuring performance

Further features:

• Ask the runner if an event currently triggers a reaction
• Query the runner for events that are currently reacted to
• Specify event handler for events not handled by the model
• Use TestModelRunner to check which steps have been run so far