added fetch_by_transcript_stable_id
added fetch_by_transcript_stable_id

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