Sets an ENV variable to work out whether the tests are being run in the test harness or not - for db cleaning issues.
Sets an ENV variable to work out whether the tests are being run
in the test harness or not - for db cleaning issues.

james-monkeyshines/ensembl,james-monkeyshines/ensembl,muffato/ensembl,danstaines/ensembl,at7/ensembl,mjg17/ensembl,danstaines/ensembl,muffato/ensembl,muffato/ensembl,willmclaren/ensembl,Ensembl/ensembl,danstaines/ensembl,muffato/ensembl,mjg17/ensembl,mjg17/ensembl,at7/ensembl,willmclaren/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,mjg17/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,at7/ensembl,at7/ensembl,Ensembl/ensembl