Fixed ERRAI-617: Dynamically looking up beans in @AfterInitialization methods causes a concurrent modification exception
data-binding: test and fix for change handlers for specific property chains
errai-validation: bindable type aware validators can now also be retrieved using the standard factory in addition to injection
refactoring: removed API package (bean validator doesn't need tbe exposed as API, the standard javax.validation.Validator can be used)"
data-binding: fix to be able to remove property change handlers for nested types
Fixed ERRAI-614: StandardAsyncServlet causes delayed delivery of broadcast CDI events
Fixed ERRAI-615: Problem when demarshalling subtypes in errai jax-rs
Fix and regression tests for ERRAI-178

All Message implementations now subscribe reply callbacks before being
sent via a MessageBus.