Amélioration de la liste des université (#1625)

app/controllers/server/universities_controller.rb

app/models/university.rb

app/models/university/with_invoice.rb

app/services/filters/server/universities.rb

app/services/filters/server/websites.rb

app/views/server/blocks/index.html.erb

app/views/server/emergency_messages/index.html.erb

app/views/server/languages/index.html.erb

app/views/server/universities/index.html.erb

app/views/server/universities/show.html.erb

app/views/server/websites/index.html.erb

config/locales/en.yml

config/locales/fr.yml

config/locales/server_admin/en.yml

config/locales/server_admin/fr.yml