fixed a documentation error (-focus_position should apparently be -focusposition in new()
fixed a documentation error (-focus_position should apparently
be -focusposition in new()

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