* Add version control menu * Constify things Co-authored-by: Lysandre Debut <lysandre@huggingface.co> * Apply suggestions from code review Co-authored-by: Julien Chaumond <chaumond@gmail.com> Co-authored-by: Lysandre Debut <lysandre@huggingface.co> Co-authored-by: Julien Chaumond <chaumond@gmail.com>