Feature/step func

[fabiancook]

Checklist

• [x] run yarn build
• [x] tests and/or benchmarks are included
• [x] documentation is changed or added
• [x] commit message and code follows the Developer's Certification of Origin and the Code of conduct

Add sync resolution of events if no async is provided, up to the point where the navigation entry has been committed. Adds hashChange support Adds URLPattern example