Merge branch 'phoenix14' into 'develop'

Upgrade to Phoenix 1.4

Closes #451

See merge request pleroma/pleroma!560

test/web/mastodon_api/mastodon_socket_test.exs

@@ -1,31 +0,0 @@
-defmodule Pleroma.Web.MastodonApi.MastodonSocketTest do
-  use Pleroma.DataCase
-
-  alias Pleroma.Web.{Streamer, CommonAPI}
-
-  import Pleroma.Factory
-
-  test "public is working when non-authenticated" do
-    user = insert(:user)
-
-    task =
-      Task.async(fn ->
-        assert_receive {:text, _}, 4_000
-      end)
-
-    fake_socket = %{
-      transport_pid: task.pid,
-      assigns: %{}
-    }
-
-    topics = %{
-      "public" => [fake_socket]
-    }
-
-    {:ok, activity} = CommonAPI.post(user, %{"status" => "Test"})
-
-    Streamer.push_to_socket(topics, "public", activity)
-
-    Task.await(task)
-  end
-end

test/web/web_finger/web_finger_controller_test.exs

@@ -1,11 +1,7 @@
 defmodule Pleroma.Web.WebFinger.WebFingerControllerTest do
   use Pleroma.Web.ConnCase
 
-  alias Pleroma.User
-  alias Pleroma.Web.WebFinger.WebFingerController
-
   import Pleroma.Factory
-  import ExUnit.CaptureLog
   import Tesla.Mock
 
   setup do