use same shell command for copy method as for copytree one
use same shell command for copy method as for copytree one

moyogo/fontbakery,davelab6/fontbakery,googlefonts/fontbakery,graphicore/fontbakery,googlefonts/fontbakery,graphicore/fontbakery,googlefonts/fontbakery,moyogo/fontbakery,moyogo/fontbakery,graphicore/fontbakery,jessamynsmith/fontbakery