bugfix: make sure users' tweaking of Data::Dumper::Maxdepth does not mess up stringify()' s operation
bugfix: make sure users' tweaking of Data::Dumper::Maxdepth does not mess up stringify()' s operation

Ensembl/ensembl-hive,Ensembl/ensembl-hive,Ensembl/ensembl-hive,Ensembl/ensembl-hive