EDIT

ref #8543 further harmonizing footnote functions

ref #8543 removing useless code and cleaner footnote functions

ref #8543 moving footnote functions to separate inc file

ref #8543 renaming theme_cdm_entities_annotations_as_footnotekeys() -> cdm_entities_annotations_as_footnotekeys() - bug fix

ref #8543 renaming theme_cdm_entities_annotations_as_footnotekeys() -> cdm_entities_annotations_as_footnotekeys()

ref #8543 renaming function cdm_entities_annotations_as_footnotekeys() -> cdm_entities_annotations_footnotekeys()

ref #8543 replacing theme_cdm_footnote_key() by cdm_footnote_key() - bug fix

ref #8543 replacing theme_cdm_footnote_key() by cdm_footnote_key() - bug fix

ref #8543 replacing theme_cdm_footnote_key() by cdm_footnote_key()

ref #8543 removing unused footnote related theme functions