Unification des catégories (#2021)

...s/admin/university/organizations/categories_controller.rb

app/controllers/admin/university/organizations_controller.rb

...trollers/admin/university/people/categories_controller.rb

app/controllers/admin/university/people_controller.rb

app/controllers/concerns/admin/categorizable.rb

app/models/university/organization/category.rb

app/models/university/person/category.rb

app/views/admin/application/categories/_list.html.erb

app/views/admin/application/categories/_panel.html.erb

app/views/admin/application/categories/_treebranch.html.erb

...n/communication/websites/agenda/categories/index.html.erb

...admin/communication/websites/agenda/events/index.html.erb

...ommunication/websites/portfolio/categories/index.html.erb

.../communication/websites/portfolio/projects/index.html.erb

...in/communication/websites/posts/categories/index.html.erb

app/views/admin/communication/websites/posts/index.html.erb

.../admin/university/organizations/categories/index.html.erb

app/views/admin/university/organizations/index.html.erb

app/views/admin/university/people/categories/index.html.erb

app/views/admin/university/people/index.html.erb