Make model converter new-style class
Make model converter new-style class

snahor/wtforms-mongoengine,rochacbruno/flask-mongoengine,quokkaproject/flask-mongoengine,rochacbruno/flask-mongoengine,quokkaproject/flask-mongoengine,losintikfos/flask-mongoengine,snahor/wtforms-mongoengine,gerasim13/flask-mongoengine-1,gerasim13/flask-mongoengine-1,losintikfos/flask-mongoengine