Added fetching of many-to-one lookups
Added fetching of many-to-one lookups

Ensembl/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,muffato/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,andrewyatz/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,andrewyatz/public-plugins,Ensembl/public-plugins,Ensembl/public-plugins