Add support for comments in the test definition files.
Fix bug introduced with move to current/next state. Ensure loops are detected.
Improved the audio stability test to have traffic generator and added comments.
BUG 15287: Ensure there are log messages printed for each action with the names of the endpoints.
BUG 15285: Fix the test infrastructure to correctly match when there are multiple events being evaluated in parallel. They used to interfere with each other.