updated _loadParams to include hybrid properties
updated _loadParams to include hybrid properties
sdss/marvin,albireox/marvin,bretthandrews/marvin,albireox/marvin,bretthandrews/marvin,sdss/marvin,albireox/marvin,bretthandrews/marvin,sdss/marvin,bretthandrews/marvin,albireox/marvin,sdss/marvin