Merge branch 'feature/integration_tesla' into 'develop'

config/config.exs

config/test.exs

lib/pleroma/http/connection.ex

lib/pleroma/http/http.ex

lib/pleroma/http/request_builder.ex

lib/pleroma/uploaders/mdii.ex

lib/pleroma/uploaders/swift/keystone.ex

lib/pleroma/uploaders/swift/swift.ex

lib/pleroma/web/activity_pub/activity_pub.ex

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

lib/pleroma/web/ostatus/ostatus.ex

lib/pleroma/web/salmon/salmon.ex

lib/pleroma/web/web_finger/web_finger.ex

lib/pleroma/web/websub/websub.ex

mix.exs

mix.lock

test/fixtures/httpoison_mock/framatube.org_host_meta

test/fixtures/httpoison_mock/gerzilla.de_host_meta

test/fixtures/httpoison_mock/gnusocial.de_host_meta

test/formatter_test.exs