rearranged things into subroutines; added dumping of native ids per igi
rearranged things into subroutines; added dumping of native ids per igi

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