AS7-6168 component upgrade to Hibernate ORM 4.2.0.CR1
Cleanup threads subsystem tests & add support for deprecating extensions

* Remove legacy threads tests (before subsystem test framework)
[AS7-6334] Added expression rejection testing. Some refactoring to clean up the extension.
Fix composite operation transformers.
Add composite operation test to logging subsystem.
Use less static imports and raw OperationStepHandler to try to make lightning stop giving compile errors on master-ignore