deleted helper
add debug output
Merge branch 'augmenting119_categories_for_ontologies' of github.com:ontohub/ontohub into augmenting119_categories_for_ontologies
methods to import meta ontology as categories
Merge branch 'augmenting119_categories_for_ontologies' of github.com:ontohub/ontohub into augmenting119_categories_for_ontologies