setup: updating setuptools setup.py for new package structure
setup: updating setuptools setup.py for new package structure

leonsooi/pymel,cgrebeld/pymel,juggernate/pymel,leonsooi/pymel,shrtcww/pymel,david-lassonde-adsk/pymel,AtonLerin/pymel,david-lassonde-adsk/pymel,shrtcww/pymel,AtonLerin/pymel,juggernate/pymel,assumptionsoup/pymel,assumptionsoup/pymel