Fix problem building aggregation_layer (using attribute name for zone id taken from loss layer only if specified by the user)
Fix problem building aggregation_layer (using attribute name for zone id taken from loss layer only if specified by the user)

gem/oq-svir-qgis,gem/oq-svir-qgis,gem/oq-svir-qgis,gem/oq-svir-qgis