Let "neither SUCCESS nor FAILURE" result in failed builds
Don't exit with non-zero status if builderCI is tested
Fix tests
Use env variable instead
Merge pull request #66 from fniephaus/error-handling

Let "neither SUCCESS nor FAILURE" result in failed builds ... for this purpose I think we are fine ...  there may be one or two places in the wild that will fail now, but I think that they should be cleaned up with an explicit test result