Revert "Merge branch 'augmenting119_categories_for_ontologies' into develop"

This reverts commit 48e0d86dbb73fd4ed8e169b2a267d4db1f63bae9, reversing
changes made to df8982c1f15c100671fd419a047e62e8cd1ff01d.
Merge branch 'develop' into develop.ontohub.org