Stop comparing file_created key in test
In concrete tests/unit/lib/v3bwfile.py::test_from_results_read. Because some times it files with the second: https://travis-ci.org/juga0/sbws/jobs/546378459#L1339.
In concrete tests/unit/lib/v3bwfile.py::test_from_results_read. Because some times it files with the second: https://travis-ci.org/juga0/sbws/jobs/546378459#L1339.