optimize sorting of subjects, sesions and modalities

...rollers/hyrax/crc_datasets/complex_sessions_controller.rb

...rollers/hyrax/crc_datasets/complex_subjects_controller.rb

hyrax/app/helpers/hyrax_helper.rb

hyrax/app/models/complex_modality.rb

hyrax/app/models/complex_session.rb

hyrax/app/models/complex_subject.rb

hyrax/app/presenters/hyrax/crc_dataset_presenter.rb

...p/views/hyrax/crc_datasets/complex_subjects/show.html.erb