changing marvin url_prefix to marvin2
changing marvin url_prefix to marvin2
sdss/marvin,albireox/marvin,bretthandrews/marvin,albireox/marvin,albireox/marvin,bretthandrews/marvin,albireox/marvin,sdss/marvin,bretthandrews/marvin,sdss/marvin,sdss/marvin,bretthandrews/marvin