added condition to check for regulatory features only if there is a FuncGen database
added condition to check for regulatory features only if there is a FuncGen database

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