v0.2.2

• Change default of SimpleEventBus to sync (same as factory in EventBus)

v0.2.1

• Fix issue #6: Fire should accept null as data

v0.2.0

• Update to new Dart SDK v0.5.13.1_r23552.
• Using Darts new Stream.broadcast() factory.
• Provide option for synchronous broadcasting of events.
• Update unit tests and example.
• Create demo page.

v0.1.3

• Removed all occurrences of @OverRide

v0.1.2

• Change in README: contained wrong license (Apache instead of MIT).
• Remove import 'package:meta/meta.dart' in event_bus.dart as it is not needed
  and may cause an error if used as pub package.