EAGLESIX-2653: Fix comments and make equivalent strict
EAGLESIX-2653: ExistsMatchExpression formatting fixes
EAGLESIX-2653: Add tag cloning to shallowClone
EAGLESIX-3006: Added return (only missing code) to shallowClone().
EAGLESIX-2653: Reformat and use proper dependencies
EAGLESIX-3007: Added setTag() code to shallowClone().
EAGLESIX-3006: Added setTag() code to shallowClone().
EAGLESIX-2653: Remove debugger statement