Take layer list as arg rather than accessing it from global namespace.
Take layer list as arg rather than accessing it from global namespace.

tgirgin23/dropchop,jrrembert/drop-n-chop,cugos/dropchop,nbumbarger/dropchop,tgirgin23/dropchop,jrrembert/drop-n-chop,nbumbarger/dropchop,nbumbarger/dropchop,tgirgin23/dropchop,jrrembert/drop-n-chop,cugos/dropchop