The last few days there has been some effort bringing the development branch into a proper shape again. There is a decent number of changes and features piled up since the last release. You can see at least one obvious change in the below screenshot.
This is the right time to update existing and contribute new translations. And there's a lot of testing to do before a release can come into question. So if you would like to help out you can drop a post in this thread.
Read the update post