update vehicle_index_marketplace_row.xml;
update fragment_auth.xml;
implement User_update button on AuthFragment;
add UserUpdate to manifest;
update user_update.xml;
add buttons to UserUpdate and connect them with user_update.xml;
add callback and listener for the buttons;
add back the forgotten break on UserCreate;
update callback for button R.id.cancel_user_update on UserUpdate;
update callback for button R.id.user_update on AuthFragment;