fixed matplotlib import in some systems
fixed matplotlib import in some systems
albireox/marvin,albireox/marvin,sdss/marvin,bretthandrews/marvin,bretthandrews/marvin,bretthandrews/marvin,albireox/marvin,bretthandrews/marvin,sdss/marvin,sdss/marvin,sdss/marvin,albireox/marvin