Merge pull request #740 from noesya/mastodon

app/controllers/admin/university/organizations_controller.rb

app/controllers/admin/university/people_controller.rb

app/models/university/organization.rb

app/models/university/person.rb

app/models/university/person/administrator.rb

app/models/university/person/alumnus.rb

app/models/university/person/author.rb

app/models/university/person/researcher.rb

app/models/university/person/teacher.rb

app/services/contact_details/mastodon.rb

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

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

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

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

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

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

...230118155630_add_mastodon_to_persons_and_organizations.rb

db/schema.rb

test/fixtures/university/organizations.yml

test/models/university/organization_test.rb