Fix syntax bug introduced in last check-in.
Fix syntax bug introduced in last check-in.

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