added test for optional info_type to get_all_db(Entries/Links) for translation, transcript and gene
added test for optional info_type to get_all_db(Entries/Links) for translation, transcript and gene

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