Set default for do_similarity_scoring to '1'.
Set default for do_similarity_scoring to '1'.

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