Handle new-style mastodon follow lists

Fixes https://git.pleroma.social/pleroma/pleroma/issues/814

test/web/twitter_api/util_controller_test.exs

@@ -26,6 +26,21 @@ defmodule Pleroma.Web.TwitterAPI.UtilControllerTest do
       assert response == "job started"
     end
 
+    test "it imports new-style mastodon follow lists", %{conn: conn} do
+      user1 = insert(:user)
+      user2 = insert(:user)
+
+      response =
+        conn
+        |> assign(:user, user1)
+        |> post("/api/pleroma/follow_import", %{
+          "list" => "Account address,Show boosts\n#{user2.ap_id},true"
+        })
+        |> json_response(:ok)
+
+      assert response == "job started"
+    end
+
     test "requires 'follow' permission", %{conn: conn} do
       token1 = insert(:oauth_token, scopes: ["read", "write"])
       token2 = insert(:oauth_token, scopes: ["follow"])