Make WritableTrace  constructor and static database creation methods public.
Remove from pom dependencies on groovy and jython.
Make java actors the default when accessed through 'actors' key in resource map.
Disable dot-file generation via command line option for now.
Detect missing actor outputs by checking for null value and absence of output name in binding.
Enable bean class name to be set on Java actors from within JavaActorNode declarations.
Make removeValue() method work when values are objects.
Eliminate creation of unused object.
Make NodeInput a top-level class.
Moved definitions of Groovy component type to restflow-groovy repository.  Added definition of  JavaActorNode.
Enabled derivation of new reporters outside of org.restflow.reporter package.
Moved groovy-based utility workflows to restflow-groovy repository.
Moved groovy-based tests and their resources to restflow-groovy repository.
Moved test resources to org.restflow package and renamed class used by testClasspath().
Moved groovy-dependent test methods to restflow-groovy repository, and updated other tests to not be dependent on groovy.
Added java beans needed to eliminate dependencies on groovy actors in tests.
Eliminated test workflow dependencies on groovy.
Test now checks for expected stderr output.
Renamed workflow for testing runtime classpath modification.
Renamed workflow for testing workflow validation option.