Update accepting of nested attributes to allow us to remove parts
Update accepting of nested attributes to allow us to remove parts

leftees/publisher,leftees/publisher,theodi/publisher,alphagov/publisher,telekomatrix/publisher,telekomatrix/publisher,theodi/publisher,telekomatrix/publisher,telekomatrix/publisher,leftees/publisher,theodi/publisher,leftees/publisher,theodi/publisher,alphagov/publisher,alphagov/publisher