Cleaner initial and final cycle time logic at start-up.
Handle abbreviated cycle times in reference logs.
Merge pull request #756 from hjoliver/command-line-ctime-tidy

Cleaner initial and final cycle time logic at start-up.
test-battery: fix test header

Previously suites that are unable to register will cause the test header
to hang. This should fix it.
Merge pull request #759 from matthewrmshin/test_header

test-battery: fix test header