Merge branch 'support/issue_442' into 'develop'

lib/pleroma/user.ex

lib/pleroma/web/common_api/utils.ex

lib/pleroma/web/salmon/salmon.ex

lib/pleroma/web/web_finger/web_finger.ex

lib/pleroma/web/xml/xml.ex

test/filter_test.exs

test/list_test.exs

test/notification_test.exs

test/plugs/user_is_admin_plug_test.exs

test/support/conn_case.ex

test/support/data_case.ex

test/support/helpers.ex

test/user_test.exs

test/web/activity_pub/activity_pub_controller_test.exs

test/web/activity_pub/activity_pub_test.exs

test/web/activity_pub/transmogrifier_test.exs

test/web/admin_api/admin_api_controller_test.exs

test/web/http_sigs/http_sig_test.exs

test/web/mastodon_api/list_view_test.exs

test/web/mastodon_api/mastodon_api_controller_test.exs