made values in __repr__ use !r
made values in __repr__ use !r

bretthandrews/marvin,bretthandrews/marvin,sdss/marvin,bretthandrews/marvin,sdss/marvin,albireox/marvin,albireox/marvin,albireox/marvin,albireox/marvin,sdss/marvin,bretthandrews/marvin,sdss/marvin