Merge branch 'bugfix/mdii-uploader' into 'develop'

Bugfix for MDII Uploader

See merge request pleroma/pleroma!822

lib/pleroma/uploaders/mdii.ex

@@ -25,7 +25,7 @@ def put_file(upload) do
     query = "#{cgi}?#{extension}"
 
     with {:ok, %{status: 200, body: body}} <-
-           @httpoison.post(query, file_data, adapter: [pool: :default]) do
+           @httpoison.post(query, file_data, [], adapter: [pool: :default]) do
       remote_file_name = String.split(body) |> List.first()
       public_url = "#{files}/#{remote_file_name}.#{extension}"
       {:ok, {:url, public_url}}