Refseq can have several entries with same strain. Take into account in tests

7 jobs for dev in 6 minutes and 35 seconds (queued for 3 seconds)
Name Stage Failure
failed
func-test-ubuntu Test
Coverage HTML written to dir htmlcov
Coverage XML written to file coverage.xml

=========================== short test summary info ============================
FAILED test/test_functional/test_prepare.py::test_main_only_strainname_file
!!!!!!!!!!!!!!!!!!!!!!!!!! stopping after 1 failures !!!!!!!!!!!!!!!!!!!!!!!!!!!
======================== 1 failed, 29 passed in 46.63s =========================
Cleaning up file based variables
ERROR: Job failed: command terminated with exit code 1