mappings/VegCore-VegBIEN.csv: taxonName->taxonepithet: Use new _taxonomic_name_is_epithet() instead of _is_higher_taxon(), because it's more specific to the filtering task for this field
mappings/VegCore-VegBIEN.csv: taxonName->taxonepithet: Use new _taxonomic_name_is_epithet() instead of _is_higher_taxon(), because it's more specific to the filtering task for this field