remove some hardcoded version strings and pull them in from props via filtering
AMQ-5187, updated virtual destinations to support recovering retractive messages from virtual and composite topics, added MQTT tests to verify retain message recovery
AMQ-5187, updated test to verify that second virtual topic queue consumer does not receive retained message
Fixed AMQ-5187, optimized MappedQueueFilter to recover message outside critical section
AMQ-5187, removed redundant import