Added stable_id_event.type column.
Added stable_id_event.type column.

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