DBLoader -> DBAdaptor; use default (null) values for embl_* cols (don't know if this is the right thing to do)
DBLoader -> DBAdaptor;
use default (null) values for embl_* cols
(don't know if this is the right thing to do)

Ensembl/ensembl-pipeline,Ensembl/ensembl-pipeline,Ensembl/ensembl-pipeline