Made transform test pass on Windows
MarshallingView unwraps JAXBElement value for Marshaller.supports(Class) check

Issue: SPR-11827
Introducing GroovyWebApplicationContext along the lines of XmlWebApplicationContext and GenericGroovyApplicationContext

Also includes minor dependency updates such as Groovy 2.3.2.

Issue: SPR-11371
Fix issue with StompSubProtocolHandler initialization

This change ensures that StompSubProtocolHandler is injected with an
ApplicationEventPublisher for both the Java and XML config.

Issue: SPR-11825
Polish
Introduce annotation to execute SQL scripts in the TCF

Work In Progress: functionally complete but not fully documented.

Issue: SPR-7655